microbench/statbench
nfs3/nfsproxy
nfs3/synclient
-s3bench/s3readbench
-s3bench/s3readlatency
+cloudbench/s3readbench
+cloudbench/s3readlatency
+++ /dev/null
-#!/usr/bin/python2.6
-
-"""A simple test API for accessing Windows Azure blob storage.
-
-Parts of the code are modeled after boto (a library for accessing Amazon Web
-Services), but this code is far less general and is meant only as a
-proof-of-concept."""
-
-import base64, hashlib, hmac, httplib, os, time
-
-# The version of the Azure API we implement; sent in the x-ms-version header.
-API_VERSION = '2009-09-19'
-
-def uri_decode(s):
- # TODO
- return s
-
-def add_auth_headers(headers, method, path):
- header_order = ['Content-Encoding', 'Content-Language', 'Content-Length',
- 'Content-MD5', 'Content-Type', 'Date', 'If-Modified-Since',
- 'If-Match', 'If-None-Match', 'If-Unmodified-Since',
- 'Range']
-
- if not headers.has_key('Date'):
- headers['Date'] = time.strftime("%a, %d %b %Y %H:%M:%S GMT",
- time.gmtime())
- if not headers.has_key('x-ms-version'):
- headers['x-ms-version'] = API_VERSION
-
- StringToSign = method + "\n"
- for h in header_order:
- if h in headers:
- StringToSign += headers[h] + "\n"
- else:
- StringToSign += "\n"
-
- # Add Canonicalized Headers
- canonized = []
- for (k, v) in headers.items():
- k = k.lower()
- if k.startswith('x-ms-'):
- canonized.append((k, v))
- canonized.sort()
- for (k, v) in canonized:
- StringToSign += "%s:%s\n" % (k, v)
-
- # Add CanonicalizedHeaders Resource
- account_name = os.environ['AZURE_ACCOUNT_NAME']
- account_name = 'bluesky'
- resource = "/" + account_name
- if '?' not in path:
- resource += path
- else:
- (path, params) = path.split('?', 1)
- params = [p.split('=') for p in params.split("&")]
- params = dict((k.lower(), uri_decode(v)) for (k, v) in params)
- resource += path
- for k in sorted(params):
- resource += "\n%s:%s" % (k, params[k])
- StringToSign += resource
-
- # print "String to sign:", repr(StringToSign)
-
- secret_key = os.environ['AZURE_SECRET_KEY']
- secret_key = base64.b64decode(secret_key)
- h = hmac.new(secret_key, digestmod=hashlib.sha256)
- h.update(StringToSign)
-
- signature = base64.b64encode(h.digest())
- headers['Authorization'] = "SharedKey %s:%s" % (account_name, signature)
-
-class Connection:
- def __init__(self):
- self.host = os.environ['AZURE_ACCOUNT_NAME'] + ".blob.core.windows.net"
- self.conn = httplib.HTTPConnection(self.host)
-
- def make_request(self, path, method='GET', body="", headers={}):
- headers = headers.copy()
- headers['Content-Length'] = str(len(body))
- if len(body) > 0:
- headers['Content-MD5'] \
- = base64.b64encode(hashlib.md5(body).digest())
- add_auth_headers(headers, method, path)
-
- # req = "%s %s HTTP/1.1\r\nHost: %s\r\n" % (method, path, host)
- # req = req + ''.join("%s: %s\r\n" % h for h in headers.items()) + "\r\n"
- # print req
-
- self.conn.request(method, path, body, headers)
- response = self.conn.getresponse()
- print "Response:", response.status
- print "Headers:", response.getheaders()
- body = response.read()
-
-if __name__ == '__main__':
- # generate_request("/?comp=list")
- buf = 'A' * 1048576
- conn = Connection()
- for i in range(16):
- conn.make_request('/benchmark/file-1M-' + str(i), 'PUT', buf,
- {'x-ms-blob-type': 'BlockBlob'})
-
- conn = Connection()
- for i in range(16):
- conn.make_request('/benchmark/file-1M-' + str(i), 'GET')
--- /dev/null
+include_directories("${LIBS3_BUILD_DIR}/include")
+link_directories("${LIBS3_BUILD_DIR}/lib")
+
+add_executable(s3readbench readbench.c)
+add_executable(s3readlatency readlatency.c)
+
+set(CMAKE_C_FLAGS "-Wall -std=gnu99 ${CMAKE_C_FLAGS}")
+set(INSTALL_RPATH_USE_LINK_PATH 1)
+
+target_link_libraries(s3readbench pthread s3)
+target_link_libraries(s3readlatency pthread s3)
--- /dev/null
+#!/usr/bin/python2.6
+
+"""A simple test API for accessing Windows Azure blob storage.
+
+Parts of the code are modeled after boto (a library for accessing Amazon Web
+Services), but this code is far less general and is meant only as a
+proof-of-concept."""
+
+import base64, hashlib, hmac, httplib, os, time
+
+# The version of the Azure API we implement; sent in the x-ms-version header.
+API_VERSION = '2009-09-19'
+
+def uri_decode(s):
+ # TODO
+ return s
+
+def add_auth_headers(headers, method, path):
+ header_order = ['Content-Encoding', 'Content-Language', 'Content-Length',
+ 'Content-MD5', 'Content-Type', 'Date', 'If-Modified-Since',
+ 'If-Match', 'If-None-Match', 'If-Unmodified-Since',
+ 'Range']
+
+ if not headers.has_key('Date'):
+ headers['Date'] = time.strftime("%a, %d %b %Y %H:%M:%S GMT",
+ time.gmtime())
+ if not headers.has_key('x-ms-version'):
+ headers['x-ms-version'] = API_VERSION
+
+ StringToSign = method + "\n"
+ for h in header_order:
+ if h in headers:
+ StringToSign += headers[h] + "\n"
+ else:
+ StringToSign += "\n"
+
+ # Add Canonicalized Headers
+ canonized = []
+ for (k, v) in headers.items():
+ k = k.lower()
+ if k.startswith('x-ms-'):
+ canonized.append((k, v))
+ canonized.sort()
+ for (k, v) in canonized:
+ StringToSign += "%s:%s\n" % (k, v)
+
+ # Add CanonicalizedHeaders Resource
+ account_name = os.environ['AZURE_ACCOUNT_NAME']
+ account_name = 'bluesky'
+ resource = "/" + account_name
+ if '?' not in path:
+ resource += path
+ else:
+ (path, params) = path.split('?', 1)
+ params = [p.split('=') for p in params.split("&")]
+ params = dict((k.lower(), uri_decode(v)) for (k, v) in params)
+ resource += path
+ for k in sorted(params):
+ resource += "\n%s:%s" % (k, params[k])
+ StringToSign += resource
+
+ # print "String to sign:", repr(StringToSign)
+
+ secret_key = os.environ['AZURE_SECRET_KEY']
+ secret_key = base64.b64decode(secret_key)
+ h = hmac.new(secret_key, digestmod=hashlib.sha256)
+ h.update(StringToSign)
+
+ signature = base64.b64encode(h.digest())
+ headers['Authorization'] = "SharedKey %s:%s" % (account_name, signature)
+
+class Connection:
+ def __init__(self):
+ self.host = os.environ['AZURE_ACCOUNT_NAME'] + ".blob.core.windows.net"
+ self.conn = httplib.HTTPConnection(self.host)
+
+ def make_request(self, path, method='GET', body="", headers={}):
+ headers = headers.copy()
+ headers['Content-Length'] = str(len(body))
+ if len(body) > 0:
+ headers['Content-MD5'] \
+ = base64.b64encode(hashlib.md5(body).digest())
+ add_auth_headers(headers, method, path)
+
+ # req = "%s %s HTTP/1.1\r\nHost: %s\r\n" % (method, path, host)
+ # req = req + ''.join("%s: %s\r\n" % h for h in headers.items()) + "\r\n"
+ # print req
+
+ self.conn.request(method, path, body, headers)
+ response = self.conn.getresponse()
+ print "Response:", response.status
+ print "Headers:", response.getheaders()
+ body = response.read()
+
+if __name__ == '__main__':
+ # generate_request("/?comp=list")
+ buf = 'A' * 1048576
+ conn = Connection()
+ for i in range(16):
+ conn.make_request('/benchmark/file-1M-' + str(i), 'PUT', buf,
+ {'x-ms-blob-type': 'BlockBlob'})
+
+ conn = Connection()
+ for i in range(16):
+ conn.make_request('/benchmark/file-1M-' + str(i), 'GET')
--- /dev/null
+#!/usr/bin/python
+#
+# Run a series of simple test requests against S3 for gathering some basic
+# performance numbers.
+
+import boto, time
+from boto.s3.connection import SubdomainCallingFormat
+from boto.s3.key import Key
+import azure
+
+BUCKET_NAME = 'mvrable-benchmark'
+SIZES = [64, 4096, 32 << 10, 256 << 10, 1 << 20, 4 << 20, 32 << 20]
+
+class S3TestConnection:
+ def __init__(self):
+ self.conn = boto.connect_s3(is_secure=False,
+ calling_format=SubdomainCallingFormat())
+ self.bucket = self.conn.get_bucket(BUCKET_NAME)
+
+ def put_object(self, name, size):
+ buf = 'A' * size
+ k = Key(self.bucket, name)
+ start_time = time.time()
+ k.set_contents_from_string(buf)
+ print "%s: %f" % (name, time.time() - start_time)
+
+ def get_object(self, name, size):
+ k = Key(self.bucket, name)
+ start_time = time.time()
+ buf = k.get_contents_as_string()
+ print "%s: %f" % (name, time.time() - start_time)
+
+class AzureTestConnection:
+ def __init__(self):
+ self.conn = azure.Connection()
+
+ def put_object(self, name, size):
+ buf = 'A' * size
+ start_time = time.time()
+ self.conn.make_request('/benchmark/' + name, 'PUT', buf,
+ {'x-ms-blob-type': 'BlockBlob'})
+ print "%s: %f" % (name, time.time() - start_time)
+
+ def get_object(self, name, size):
+ start_time = time.time()
+ self.conn.make_request('/benchmark/' + name, 'GET')
+ print "%s: %f" % (name, time.time() - start_time)
+
+def run_test():
+ print "==== S3 ===="
+ c = S3TestConnection()
+ for repeat in range(4):
+ for size in SIZES:
+ c.put_object('file-%d-%d' % (size, repeat), size)
+
+ c = S3TestConnection()
+ for repeat in range(4):
+ for size in SIZES:
+ c.get_object('file-%d-%d' % (size, repeat), size)
+
+ print "==== AZURE ===="
+ c = AzureTestConnection()
+ for repeat in range(4):
+ for size in SIZES:
+ c.put_object('file-%d-%d' % (size, repeat), size)
+
+ c = AzureTestConnection()
+ for repeat in range(4):
+ for size in SIZES:
+ c.get_object('file-%d-%d' % (size, repeat), size)
+
+if __name__ == '__main__':
+ run_test()
--- /dev/null
+/* Simple benchmark for Amazon S3: measures download speeds for
+ * differently-sized objects and with a variable number of parallel
+ * connections. */
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+#include <pthread.h>
+#include <time.h>
+#include <unistd.h>
+#include <math.h>
+
+#include "libs3.h"
+
+FILE *statsfile;
+
+S3BucketContext bucket;
+
+struct thread_state {
+ pthread_t thread;
+ int thread_num;
+ long long timestamp;
+
+ // Time when first bytes of the response were received
+ long long first_byte_timestamp;
+
+ // Statistics for computing mean and standard deviation
+ int n;
+ size_t bytes_sent;
+ double sum_x, sum_x2;
+
+ double sum_f;
+};
+
+struct callback_state {
+ struct thread_state *ts;
+ size_t bytes_remaining;
+};
+
+#define MAX_THREADS 128
+struct thread_state threads[MAX_THREADS];
+
+int experiment_threads, experiment_size, experiment_objects;
+
+pthread_mutex_t barrier_mutex;
+pthread_cond_t barrier_cond;
+int barrier_val;
+
+enum phase { LAUNCH, MEASURE, TERMINATE };
+volatile enum phase test_phase;
+
+void barrier_signal()
+{
+ pthread_mutex_lock(&barrier_mutex);
+ barrier_val--;
+ printf("Barrier: %d left\n", barrier_val);
+ if (barrier_val == 0)
+ pthread_cond_signal(&barrier_cond);
+ pthread_mutex_unlock(&barrier_mutex);
+}
+
+long long get_ns()
+{
+ struct timespec ts;
+ clock_gettime(CLOCK_MONOTONIC, &ts);
+
+ return ts.tv_sec * 1000000000LL + ts.tv_nsec;
+}
+
+static S3Status data_callback(int bufferSize, const char *buffer,
+ void *callbackData)
+{
+ struct callback_state *state = (struct callback_state *)callbackData;
+ state->bytes_remaining -= bufferSize;
+ if (state->ts->first_byte_timestamp == 0)
+ state->ts->first_byte_timestamp = get_ns();
+ return S3StatusOK;
+}
+
+static S3Status properties_callback(const S3ResponseProperties *properties,
+ void *callbackData)
+{
+ return S3StatusOK;
+}
+
+static void complete_callback(S3Status status,
+ const S3ErrorDetails *errorDetails,
+ void *callbackData)
+{
+}
+
+static void do_get(const char *key, size_t bytes, struct thread_state *ts)
+{
+ struct callback_state state;
+ struct S3GetObjectHandler handler;
+
+ state.bytes_remaining = bytes;
+ state.ts = ts;
+ handler.responseHandler.propertiesCallback = properties_callback;
+ handler.responseHandler.completeCallback = complete_callback;
+ handler.getObjectDataCallback = data_callback;
+
+ S3_get_object(&bucket, key, NULL, 0, 0, NULL, &handler, &state);
+}
+
+void *benchmark_thread(void *arg)
+{
+ struct thread_state *ts = (struct thread_state *)arg;
+ char namebuf[64];
+ int i = 0;
+ int stage = 0;
+ int measuring = 0;
+
+ ts->n = 0;
+ ts->sum_x = ts->sum_x2 = ts->sum_f = 0.0;
+ ts->bytes_sent = 0;
+
+ ts->timestamp = get_ns();
+ while (test_phase != TERMINATE) {
+ int object = random() % experiment_objects;
+ sprintf(namebuf, "file-%d-%d", experiment_size, object);
+ ts->first_byte_timestamp = 0;
+ do_get(namebuf, experiment_size, ts);
+ long long timestamp = get_ns();
+ long long elapsed = timestamp - ts->timestamp;
+
+ printf("Elapsed[%d-%d]: %lld ns\n", ts->thread_num, i, elapsed);
+ printf(" first data after: %lld ns\n",
+ ts->first_byte_timestamp - ts->timestamp);
+ if (measuring && test_phase == MEASURE) {
+ double e = elapsed / 1e9;
+ double f = (ts->first_byte_timestamp - ts->timestamp) / 1e9;
+ ts->n++;
+ ts->sum_x += e;
+ ts->sum_x2 += e * e;
+ ts->sum_f += f;
+ ts->bytes_sent += experiment_size;
+ }
+
+ i++;
+ if (stage == 0 && i > 2) {
+ barrier_signal();
+ stage = 1;
+ } else if (stage == 1 && ts->n >= 2) {
+ barrier_signal();
+ stage = 2;
+ }
+
+ ts->timestamp = timestamp;
+ if (test_phase == MEASURE)
+ measuring = 1;
+ }
+
+ return NULL;
+}
+
+void launch_thread(int n)
+{
+ threads[n].thread_num = n;
+ if (pthread_create(&threads[n].thread, NULL, benchmark_thread, &threads[n]) != 0) {
+ fprintf(stderr, "Error launching thread!\n");
+ exit(1);
+ }
+}
+
+void wait_thread(int n)
+{
+ void *result;
+ pthread_join(threads[n].thread, &result);
+}
+
+void launch_test(int thread_count)
+{
+ int i;
+ long long start_time = get_ns();
+
+ test_phase = LAUNCH;
+ barrier_val = thread_count;
+ assert(thread_count <= MAX_THREADS);
+
+ printf("Launching...\n");
+
+ for (i = 0; i < thread_count; i++)
+ launch_thread(i);
+
+ /* Wait until all threads are ready. */
+ pthread_mutex_lock(&barrier_mutex);
+ while (barrier_val > 0) {
+ pthread_cond_wait(&barrier_cond, &barrier_mutex);
+ }
+ pthread_mutex_unlock(&barrier_mutex);
+
+ printf("Measuring...\n");
+ barrier_val = thread_count;
+ test_phase = MEASURE;
+
+ /* Ensure all threads have measured some activity, then a bit more. */
+ pthread_mutex_lock(&barrier_mutex);
+ while (barrier_val > 0) {
+ pthread_cond_wait(&barrier_cond, &barrier_mutex);
+ }
+ pthread_mutex_unlock(&barrier_mutex);
+ printf("Data in from all threads...\n");
+ sleep(5);
+
+ printf("Terminating...\n");
+ test_phase = TERMINATE;
+
+ for (i = 0; i < thread_count; i++)
+ wait_thread(i);
+
+ int n = 0;
+ double sum_x = 0.0, sum_x2 = 0.0, sum_f = 0.0;
+ double bandwidth = 0.0;
+ for (i = 0; i < thread_count; i++) {
+ n += threads[i].n;
+ sum_x += threads[i].sum_x;
+ sum_x2 += threads[i].sum_x2;
+ sum_f += threads[i].sum_f;
+ bandwidth += threads[i].bytes_sent / threads[i].sum_x;
+ }
+
+ double elapsed = (get_ns() - start_time) / 1e9;
+ printf("*** %d threads, %d byte objects\n",
+ experiment_threads, experiment_size);
+ printf("Elapsed: %f s\n", elapsed);
+ printf("Data points: %d\n", n);
+ double mx = sum_x / n;
+ double sx = sqrt((sum_x2 - 2*sum_x*mx + n*mx*mx) / (n - 1));
+ printf("Time: %f ± %f s\n", mx, sx);
+ printf("Latency to first byte: %f\n", sum_f / n);
+ printf("Bandwidth: %f B/s\n", bandwidth);
+
+ fprintf(statsfile, "%d\t%d\t%f\t%d\t%f\t%f\t%f\n",
+ experiment_threads, experiment_size, elapsed, n,
+ mx, sx, bandwidth);
+
+ printf("Finished.\n");
+}
+
+int main(int argc, char *argv[])
+{
+ statsfile = fopen("readbench.data", "a");
+ if (statsfile == NULL) {
+ perror("open stats file");
+ return 1;
+ }
+
+ S3_initialize(NULL, S3_INIT_ALL);
+
+ bucket.bucketName = "mvrable-benchmark";
+ bucket.protocol = S3ProtocolHTTP;
+ bucket.uriStyle = S3UriStylePath;
+ bucket.accessKeyId = getenv("AWS_ACCESS_KEY_ID");
+ bucket.secretAccessKey = getenv("AWS_SECRET_ACCESS_KEY");
+
+ pthread_mutex_init(&barrier_mutex, NULL);
+ pthread_cond_init(&barrier_cond, NULL);
+
+ if (argc < 4) {
+ fprintf(stderr, "Usage: %s <threads> <size> <object-count>\n", argv[0]);
+ return 1;
+ }
+
+ experiment_threads = atoi(argv[1]);
+ experiment_size = atoi(argv[2]);
+ experiment_objects = atoi(argv[3]);
+ assert(experiment_objects > 0);
+ launch_test(experiment_threads);
+
+ printf("Done.\n");
+ fclose(statsfile);
+
+ return 0;
+}
--- /dev/null
+/* Simple benchmark for Amazon S3: measures download speeds for
+ * differently-sized objects and with a variable number of parallel
+ * connections. */
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+#include <pthread.h>
+#include <time.h>
+#include <unistd.h>
+#include <math.h>
+
+#include "libs3.h"
+
+FILE *statsfile;
+
+S3BucketContext bucket;
+
+struct thread_state {
+ pthread_t thread;
+ int thread_num;
+ long long timestamp;
+
+ // Time when first bytes of the response were received
+ long long first_byte_timestamp;
+
+ // Statistics for computing mean and standard deviation
+ int n;
+ size_t bytes_sent;
+ double sum_x, sum_x2;
+
+ double sum_f;
+};
+
+struct callback_state {
+ struct thread_state *ts;
+ size_t bytes_remaining;
+};
+
+#define MAX_THREADS 1024
+struct thread_state threads[MAX_THREADS];
+
+int experiment_threads, experiment_size, experiment_objects;
+
+pthread_mutex_t barrier_mutex;
+pthread_cond_t barrier_cond;
+int barrier_val;
+
+pthread_mutex_t wait_mutex;
+pthread_cond_t wait_cond;
+int wait_val = 0;
+
+enum phase { LAUNCH, MEASURE, TERMINATE };
+volatile enum phase test_phase;
+
+void barrier_signal()
+{
+ pthread_mutex_lock(&barrier_mutex);
+ barrier_val--;
+ printf("Barrier: %d left\n", barrier_val);
+ if (barrier_val == 0)
+ pthread_cond_signal(&barrier_cond);
+ pthread_mutex_unlock(&barrier_mutex);
+}
+
+long long get_ns()
+{
+ struct timespec ts;
+ clock_gettime(CLOCK_MONOTONIC, &ts);
+
+ return ts.tv_sec * 1000000000LL + ts.tv_nsec;
+}
+
+static S3Status data_callback(int bufferSize, const char *buffer,
+ void *callbackData)
+{
+ struct callback_state *state = (struct callback_state *)callbackData;
+ state->bytes_remaining -= bufferSize;
+ if (state->ts->first_byte_timestamp == 0)
+ state->ts->first_byte_timestamp = get_ns();
+ return S3StatusOK;
+}
+
+static S3Status properties_callback(const S3ResponseProperties *properties,
+ void *callbackData)
+{
+ return S3StatusOK;
+}
+
+static void complete_callback(S3Status status,
+ const S3ErrorDetails *errorDetails,
+ void *callbackData)
+{
+}
+
+static void do_get(const char *key, size_t bytes, struct thread_state *ts)
+{
+ struct callback_state state;
+ struct S3GetObjectHandler handler;
+
+ state.bytes_remaining = bytes;
+ state.ts = ts;
+ handler.responseHandler.propertiesCallback = properties_callback;
+ handler.responseHandler.completeCallback = complete_callback;
+ handler.getObjectDataCallback = data_callback;
+
+ S3_get_object(&bucket, key, NULL, 0, 0, NULL, &handler, &state);
+}
+
+void *benchmark_thread(void *arg)
+{
+ struct thread_state *ts = (struct thread_state *)arg;
+ char namebuf[64];
+
+ printf("Warming up...\n");
+ do_get("file-1048576-0", 0, ts);
+ printf("Ready.\n");
+ barrier_signal();
+
+ pthread_mutex_lock(&wait_mutex);
+ while (wait_val == 0)
+ pthread_cond_wait(&wait_cond, &wait_mutex);
+ pthread_mutex_unlock(&wait_mutex);
+
+ ts->timestamp = get_ns();
+ sprintf(namebuf, "file-%d-%d", experiment_size, ts->thread_num);
+ ts->first_byte_timestamp = 0;
+ do_get(namebuf, experiment_size, ts);
+ long long timestamp = get_ns();
+ long long elapsed = timestamp - ts->timestamp;
+
+ barrier_signal();
+
+ printf("Thread %d: %f elapsed\n", ts->thread_num, elapsed / 1e9);
+
+ return NULL;
+}
+
+void launch_thread(int n)
+{
+ threads[n].thread_num = n;
+ if (pthread_create(&threads[n].thread, NULL, benchmark_thread, &threads[n]) != 0) {
+ fprintf(stderr, "Error launching thread!\n");
+ exit(1);
+ }
+}
+
+void wait_thread(int n)
+{
+ void *result;
+ pthread_join(threads[n].thread, &result);
+}
+
+void launch_test(int thread_count)
+{
+ int i;
+
+ barrier_val = thread_count;
+ assert(thread_count <= MAX_THREADS);
+
+ for (i = 0; i < thread_count; i++)
+ launch_thread(i);
+
+ /* Wait until all threads are ready. */
+ pthread_mutex_lock(&barrier_mutex);
+ while (barrier_val > 0) {
+ pthread_cond_wait(&barrier_cond, &barrier_mutex);
+ }
+ pthread_mutex_unlock(&barrier_mutex);
+
+ sleep(2);
+ barrier_val = thread_count;
+ pthread_mutex_lock(&wait_mutex);
+ printf("Launching test\n");
+ long long start_time = get_ns();
+ wait_val = 1;
+ pthread_cond_broadcast(&wait_cond);
+ pthread_mutex_unlock(&wait_mutex);
+
+ /* Wait until all threads are ready. */
+ pthread_mutex_lock(&barrier_mutex);
+ while (barrier_val > 0) {
+ pthread_cond_wait(&barrier_cond, &barrier_mutex);
+ }
+ pthread_mutex_unlock(&barrier_mutex);
+
+ long long end_time = get_ns();
+
+ printf("Elapsed time: %f\n", (end_time - start_time) / 1e9);
+ fprintf(statsfile, "%d\t%d\t%f\n", experiment_threads, experiment_size,
+ (end_time - start_time) / 1e9);
+}
+
+int main(int argc, char *argv[])
+{
+ statsfile = fopen("readlatency.data", "a");
+ if (statsfile == NULL) {
+ perror("open stats file");
+ return 1;
+ }
+
+ S3_initialize(NULL, S3_INIT_ALL);
+
+ bucket.bucketName = "mvrable-benchmark";
+ bucket.protocol = S3ProtocolHTTP;
+ bucket.uriStyle = S3UriStylePath;
+ bucket.accessKeyId = getenv("AWS_ACCESS_KEY_ID");
+ bucket.secretAccessKey = getenv("AWS_SECRET_ACCESS_KEY");
+
+ pthread_mutex_init(&barrier_mutex, NULL);
+ pthread_cond_init(&barrier_cond, NULL);
+ pthread_mutex_init(&wait_mutex, NULL);
+ pthread_cond_init(&wait_cond, NULL);
+
+ if (argc < 3) {
+ fprintf(stderr, "Usage: %s <threads> <size>\n", argv[0]);
+ return 1;
+ }
+
+ experiment_threads = atoi(argv[1]);
+ experiment_size = atoi(argv[2]);
+ launch_test(experiment_threads);
+
+ printf("Done.\n");
+ fclose(statsfile);
+
+ return 0;
+}
--- /dev/null
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--- /dev/null
+#!/usr/bin/gnuplot -persist
+#
+#
+# G N U P L O T
+# Version 4.2 patchlevel 5
+# last modified Mar 2009
+# System: Linux 2.6.31-20-generic
+#
+# Copyright (C) 1986 - 1993, 1998, 2004, 2007 - 2009
+# Thomas Williams, Colin Kelley and many others
+#
+# Type `help` to access the on-line reference manual.
+# The gnuplot FAQ is available from http://www.gnuplot.info/faq/
+#
+# Send bug reports and suggestions to <http://sourceforge.net/projects/gnuplot>
+#
+# set terminal wxt 0
+# set output
+unset clip points
+set clip one
+unset clip two
+set bar 1.000000
+set border 31 front linetype -1 linewidth 1.000
+set xdata
+set ydata
+set zdata
+set x2data
+set y2data
+set timefmt x "%d/%m/%y,%H:%M"
+set timefmt y "%d/%m/%y,%H:%M"
+set timefmt z "%d/%m/%y,%H:%M"
+set timefmt x2 "%d/%m/%y,%H:%M"
+set timefmt y2 "%d/%m/%y,%H:%M"
+set timefmt cb "%d/%m/%y,%H:%M"
+set boxwidth
+set style fill empty border
+set style rectangle back fc lt -3 fillstyle solid 1.00 border -1
+set dummy x,y
+set format x "% g"
+set format y "% g"
+set format x2 "% g"
+set format y2 "% g"
+set format z "% g"
+set format cb "% g"
+set angles radians
+set grid nopolar
+set grid xtics nomxtics ytics nomytics noztics nomztics \
+ nox2tics nomx2tics noy2tics nomy2tics nocbtics nomcbtics
+set grid layerdefault linetype 0 linewidth 1.000, linetype 0 linewidth 1.000
+set key title ""
+set key inside right bottom vertical Right noreverse enhanced autotitles nobox
+set key noinvert samplen 4 spacing 1 width 0 height 0
+unset label
+unset arrow
+set style increment default
+unset style line
+unset style arrow
+set style histogram clustered gap 2 title offset character 0, 0, 0
+unset logscale
+set offsets 0, 0, 0, 0
+set pointsize 1
+set encoding default
+unset polar
+unset parametric
+unset decimalsign
+set view 60, 30, 1, 1
+set view
+set samples 100, 100
+set isosamples 10, 10
+set surface
+unset contour
+set clabel '%8.3g'
+set mapping cartesian
+set datafile separator whitespace
+unset hidden3d
+set cntrparam order 4
+set cntrparam linear
+set cntrparam levels auto 5
+set cntrparam points 5
+set size ratio 0 1,1
+set origin 0,0
+set style data points
+set style function lines
+set xzeroaxis linetype -2 linewidth 1.000
+set yzeroaxis linetype -2 linewidth 1.000
+set zzeroaxis linetype -2 linewidth 1.000
+set x2zeroaxis linetype -2 linewidth 1.000
+set y2zeroaxis linetype -2 linewidth 1.000
+set ticslevel 0.5
+set mxtics default
+set mytics default
+set mztics default
+set mx2tics default
+set my2tics default
+set mcbtics default
+set xtics border in scale 1,0.5 mirror norotate offset character 0, 0, 0
+set xtics autofreq norangelimit
+set ytics border in scale 1,0.5 mirror norotate offset character 0, 0, 0
+set ytics autofreq norangelimit
+set ztics border in scale 1,0.5 nomirror norotate offset character 0, 0, 0
+set ztics autofreq norangelimit
+set nox2tics
+set noy2tics
+set cbtics border in scale 1,0.5 mirror norotate offset character 0, 0, 0
+set cbtics autofreq norangelimit
+set title "Time to Fetch 1 MB of Data"
+set title offset character 0, 0, 0 font "" norotate
+set timestamp bottom
+set timestamp ""
+set timestamp offset character 0, 0, 0 font "" norotate
+set rrange [ * : * ] noreverse nowriteback # (currently [0.00000:10.0000] )
+set trange [ * : * ] noreverse nowriteback # (currently [-5.00000:5.00000] )
+set urange [ * : * ] noreverse nowriteback # (currently [-5.00000:5.00000] )
+set vrange [ * : * ] noreverse nowriteback # (currently [-5.00000:5.00000] )
+set xlabel "Completion Time (s)"
+set xlabel offset character 0, 0, 0 font "" textcolor lt -1 norotate
+set x2label ""
+set x2label offset character 0, 0, 0 font "" textcolor lt -1 norotate
+set xrange [ * : * ] noreverse nowriteback # (currently [-10.0000:10.0000] )
+set x2range [ * : * ] noreverse nowriteback # (currently [-10.0000:10.0000] )
+set ylabel "Fraction of Requests"
+set ylabel offset character 0, 0, 0 font "" textcolor lt -1 rotate by 90
+set y2label ""
+set y2label offset character 0, 0, 0 font "" textcolor lt -1 rotate by 90
+set yrange [ * : * ] noreverse nowriteback # (currently [-10.0000:10.0000] )
+set y2range [ * : * ] noreverse nowriteback # (currently [-10.0000:10.0000] )
+set zlabel ""
+set zlabel offset character 0, 0, 0 font "" textcolor lt -1 norotate
+set zrange [ * : * ] noreverse nowriteback # (currently [-10.0000:10.0000] )
+set cblabel ""
+set cblabel offset character 0, 0, 0 font "" textcolor lt -1 rotate by 90
+set cbrange [ * : * ] noreverse nowriteback # (currently [-10.0000:10.0000] )
+set zero 1e-08
+set lmargin -1
+set bmargin -1
+set rmargin -1
+set tmargin -1
+set locale "C"
+set pm3d explicit at s
+set pm3d scansautomatic
+set pm3d interpolate 1,1 flush begin noftriangles nohidden3d corners2color mean
+set palette positive nops_allcF maxcolors 0 gamma 1.5 color model RGB
+set palette rgbformulae 7, 5, 15
+set colorbox default
+set colorbox vertical origin screen 0.9, 0.2, 0 size screen 0.05, 0.6, 0 front bdefault
+set loadpath
+set fontpath
+set fit noerrorvariables
+GNUTERM = "wxt"
+plot [0:3] [0:1] "readlatency-32.cdf" using 1:($2/100.0) with lines title "32 Parallel Connections", "readlatency-1M.cdf" using 1:($2/100.0) with lines title "1 Connection", "readlatency-1.cdf" using 1:($2/200.0) with lines title "Single 32 kB Request"
+# EOF
--- /dev/null
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--- /dev/null
+#!/usr/bin/python2.6
+
+import boto, httplib, socket, sys, time
+from boto.s3.key import Key
+from threading import Thread
+
+bucket_name = 'mvrable-benchmark'
+conn = boto.connect_s3(is_secure=False)
+
+class HttpResponseParser:
+ def __init__(self):
+ self.buf = ""
+ self.header = True
+ self.content_length = None
+
+ def process(self, data):
+ self.buf = self.buf + data
+ while self.parse():
+ pass
+
+ def parse(self):
+ if len(self.buf) == 0:
+ return False
+
+ if not self.header and self.content_length is not None:
+ consumed = min(self.content_length, len(self.buf))
+ #print "Got", consumed, "bytes of data"
+ self.content_length -= consumed
+ self.buf = self.buf[consumed:]
+
+ if self.content_length == 0:
+ print "Completed reading body"
+ self.content_length = None
+ self.header = True
+
+ return True
+
+ crlf = self.buf.find("\r\n")
+ if crlf < 0:
+ return False
+
+ line = self.buf[0:crlf]
+ self.buf = self.buf[crlf+2:]
+ #print "Header line:", line
+ if line.lower().startswith('content-length'):
+ self.content_length = int(line[16:])
+ print "Content length:", self.content_length
+ if line == "":
+ self.header = False
+ return True
+
+class PipelinedRequester:
+ def __init__(self, bucket):
+ self.bucket = bucket
+ self.host = conn.calling_format.build_host(conn.server_name(), bucket)
+ self.sock = socket.create_connection((self.host, 80))
+
+ t = Thread(target=self.reader_thread)
+ t.setDaemon(True)
+ t.start()
+
+ def reader_thread(self):
+ hrp = HttpResponseParser()
+ while True:
+ buf = self.sock.recv(4096)
+ if len(buf) == 0: break
+ hrp.process(buf)
+
+ def send_request(self, key):
+ method = 'GET'
+ path = conn.calling_format.build_path_base(self.bucket, key)
+ auth_path = conn.calling_format.build_auth_path(self.bucket, key)
+
+ headers = {'User-Agent': boto.UserAgent + " (pipelined)",
+ 'Content-Length': str(0)}
+ conn.add_aws_auth_header(headers, method, auth_path)
+
+ req = "%s %s HTTP/1.1\r\nHost: %s\r\n" % (method, path, self.host)
+ req = req + ''.join("%s: %s\r\n" % h for h in headers.items()) + "\r\n"
+ self.sock.sendall(req)
+
+requester = PipelinedRequester(bucket_name)
+for i in range(12, 18):
+ requester.send_request('file-%d-1' % (1 << i,))
+ if i == 12:
+ time.sleep(2)
+for i in range(32):
+ requester.send_request('file-8192-%d' % (i,))
+
+time.sleep(5)
+++ /dev/null
-include_directories("${LIBS3_BUILD_DIR}/include")
-link_directories("${LIBS3_BUILD_DIR}/lib")
-
-add_executable(s3readbench readbench.c)
-add_executable(s3readlatency readlatency.c)
-
-set(CMAKE_C_FLAGS "-Wall -std=gnu99 ${CMAKE_C_FLAGS}")
-set(INSTALL_RPATH_USE_LINK_PATH 1)
-
-target_link_libraries(s3readbench pthread s3)
-target_link_libraries(s3readlatency pthread s3)
+++ /dev/null
-#!/usr/bin/python
-#
-# Run a series of simple test requests against S3 for gathering some basic
-# performance numbers.
-
-import boto, time
-from boto.s3.connection import SubdomainCallingFormat
-from boto.s3.key import Key
-import azure
-
-BUCKET_NAME = 'mvrable-benchmark'
-SIZES = [64, 4096, 32 << 10, 256 << 10, 1 << 20, 4 << 20, 32 << 20]
-
-class S3TestConnection:
- def __init__(self):
- self.conn = boto.connect_s3(is_secure=False,
- calling_format=SubdomainCallingFormat())
- self.bucket = self.conn.get_bucket(BUCKET_NAME)
-
- def put_object(self, name, size):
- buf = 'A' * size
- k = Key(self.bucket, name)
- start_time = time.time()
- k.set_contents_from_string(buf)
- print "%s: %f" % (name, time.time() - start_time)
-
- def get_object(self, name, size):
- k = Key(self.bucket, name)
- start_time = time.time()
- buf = k.get_contents_as_string()
- print "%s: %f" % (name, time.time() - start_time)
-
-class AzureTestConnection:
- def __init__(self):
- self.conn = azure.Connection()
-
- def put_object(self, name, size):
- buf = 'A' * size
- start_time = time.time()
- self.conn.make_request('/benchmark/' + name, 'PUT', buf,
- {'x-ms-blob-type': 'BlockBlob'})
- print "%s: %f" % (name, time.time() - start_time)
-
- def get_object(self, name, size):
- start_time = time.time()
- self.conn.make_request('/benchmark/' + name, 'GET')
- print "%s: %f" % (name, time.time() - start_time)
-
-def run_test():
- print "==== S3 ===="
- c = S3TestConnection()
- for repeat in range(4):
- for size in SIZES:
- c.put_object('file-%d-%d' % (size, repeat), size)
-
- c = S3TestConnection()
- for repeat in range(4):
- for size in SIZES:
- c.get_object('file-%d-%d' % (size, repeat), size)
-
- print "==== AZURE ===="
- c = AzureTestConnection()
- for repeat in range(4):
- for size in SIZES:
- c.put_object('file-%d-%d' % (size, repeat), size)
-
- c = AzureTestConnection()
- for repeat in range(4):
- for size in SIZES:
- c.get_object('file-%d-%d' % (size, repeat), size)
-
-if __name__ == '__main__':
- run_test()
+++ /dev/null
-/* Simple benchmark for Amazon S3: measures download speeds for
- * differently-sized objects and with a variable number of parallel
- * connections. */
-
-#include <assert.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdint.h>
-#include <string.h>
-#include <pthread.h>
-#include <time.h>
-#include <unistd.h>
-#include <math.h>
-
-#include "libs3.h"
-
-FILE *statsfile;
-
-S3BucketContext bucket;
-
-struct thread_state {
- pthread_t thread;
- int thread_num;
- long long timestamp;
-
- // Time when first bytes of the response were received
- long long first_byte_timestamp;
-
- // Statistics for computing mean and standard deviation
- int n;
- size_t bytes_sent;
- double sum_x, sum_x2;
-
- double sum_f;
-};
-
-struct callback_state {
- struct thread_state *ts;
- size_t bytes_remaining;
-};
-
-#define MAX_THREADS 128
-struct thread_state threads[MAX_THREADS];
-
-int experiment_threads, experiment_size, experiment_objects;
-
-pthread_mutex_t barrier_mutex;
-pthread_cond_t barrier_cond;
-int barrier_val;
-
-enum phase { LAUNCH, MEASURE, TERMINATE };
-volatile enum phase test_phase;
-
-void barrier_signal()
-{
- pthread_mutex_lock(&barrier_mutex);
- barrier_val--;
- printf("Barrier: %d left\n", barrier_val);
- if (barrier_val == 0)
- pthread_cond_signal(&barrier_cond);
- pthread_mutex_unlock(&barrier_mutex);
-}
-
-long long get_ns()
-{
- struct timespec ts;
- clock_gettime(CLOCK_MONOTONIC, &ts);
-
- return ts.tv_sec * 1000000000LL + ts.tv_nsec;
-}
-
-static S3Status data_callback(int bufferSize, const char *buffer,
- void *callbackData)
-{
- struct callback_state *state = (struct callback_state *)callbackData;
- state->bytes_remaining -= bufferSize;
- if (state->ts->first_byte_timestamp == 0)
- state->ts->first_byte_timestamp = get_ns();
- return S3StatusOK;
-}
-
-static S3Status properties_callback(const S3ResponseProperties *properties,
- void *callbackData)
-{
- return S3StatusOK;
-}
-
-static void complete_callback(S3Status status,
- const S3ErrorDetails *errorDetails,
- void *callbackData)
-{
-}
-
-static void do_get(const char *key, size_t bytes, struct thread_state *ts)
-{
- struct callback_state state;
- struct S3GetObjectHandler handler;
-
- state.bytes_remaining = bytes;
- state.ts = ts;
- handler.responseHandler.propertiesCallback = properties_callback;
- handler.responseHandler.completeCallback = complete_callback;
- handler.getObjectDataCallback = data_callback;
-
- S3_get_object(&bucket, key, NULL, 0, 0, NULL, &handler, &state);
-}
-
-void *benchmark_thread(void *arg)
-{
- struct thread_state *ts = (struct thread_state *)arg;
- char namebuf[64];
- int i = 0;
- int stage = 0;
- int measuring = 0;
-
- ts->n = 0;
- ts->sum_x = ts->sum_x2 = ts->sum_f = 0.0;
- ts->bytes_sent = 0;
-
- ts->timestamp = get_ns();
- while (test_phase != TERMINATE) {
- int object = random() % experiment_objects;
- sprintf(namebuf, "file-%d-%d", experiment_size, object);
- ts->first_byte_timestamp = 0;
- do_get(namebuf, experiment_size, ts);
- long long timestamp = get_ns();
- long long elapsed = timestamp - ts->timestamp;
-
- printf("Elapsed[%d-%d]: %lld ns\n", ts->thread_num, i, elapsed);
- printf(" first data after: %lld ns\n",
- ts->first_byte_timestamp - ts->timestamp);
- if (measuring && test_phase == MEASURE) {
- double e = elapsed / 1e9;
- double f = (ts->first_byte_timestamp - ts->timestamp) / 1e9;
- ts->n++;
- ts->sum_x += e;
- ts->sum_x2 += e * e;
- ts->sum_f += f;
- ts->bytes_sent += experiment_size;
- }
-
- i++;
- if (stage == 0 && i > 2) {
- barrier_signal();
- stage = 1;
- } else if (stage == 1 && ts->n >= 2) {
- barrier_signal();
- stage = 2;
- }
-
- ts->timestamp = timestamp;
- if (test_phase == MEASURE)
- measuring = 1;
- }
-
- return NULL;
-}
-
-void launch_thread(int n)
-{
- threads[n].thread_num = n;
- if (pthread_create(&threads[n].thread, NULL, benchmark_thread, &threads[n]) != 0) {
- fprintf(stderr, "Error launching thread!\n");
- exit(1);
- }
-}
-
-void wait_thread(int n)
-{
- void *result;
- pthread_join(threads[n].thread, &result);
-}
-
-void launch_test(int thread_count)
-{
- int i;
- long long start_time = get_ns();
-
- test_phase = LAUNCH;
- barrier_val = thread_count;
- assert(thread_count <= MAX_THREADS);
-
- printf("Launching...\n");
-
- for (i = 0; i < thread_count; i++)
- launch_thread(i);
-
- /* Wait until all threads are ready. */
- pthread_mutex_lock(&barrier_mutex);
- while (barrier_val > 0) {
- pthread_cond_wait(&barrier_cond, &barrier_mutex);
- }
- pthread_mutex_unlock(&barrier_mutex);
-
- printf("Measuring...\n");
- barrier_val = thread_count;
- test_phase = MEASURE;
-
- /* Ensure all threads have measured some activity, then a bit more. */
- pthread_mutex_lock(&barrier_mutex);
- while (barrier_val > 0) {
- pthread_cond_wait(&barrier_cond, &barrier_mutex);
- }
- pthread_mutex_unlock(&barrier_mutex);
- printf("Data in from all threads...\n");
- sleep(5);
-
- printf("Terminating...\n");
- test_phase = TERMINATE;
-
- for (i = 0; i < thread_count; i++)
- wait_thread(i);
-
- int n = 0;
- double sum_x = 0.0, sum_x2 = 0.0, sum_f = 0.0;
- double bandwidth = 0.0;
- for (i = 0; i < thread_count; i++) {
- n += threads[i].n;
- sum_x += threads[i].sum_x;
- sum_x2 += threads[i].sum_x2;
- sum_f += threads[i].sum_f;
- bandwidth += threads[i].bytes_sent / threads[i].sum_x;
- }
-
- double elapsed = (get_ns() - start_time) / 1e9;
- printf("*** %d threads, %d byte objects\n",
- experiment_threads, experiment_size);
- printf("Elapsed: %f s\n", elapsed);
- printf("Data points: %d\n", n);
- double mx = sum_x / n;
- double sx = sqrt((sum_x2 - 2*sum_x*mx + n*mx*mx) / (n - 1));
- printf("Time: %f ± %f s\n", mx, sx);
- printf("Latency to first byte: %f\n", sum_f / n);
- printf("Bandwidth: %f B/s\n", bandwidth);
-
- fprintf(statsfile, "%d\t%d\t%f\t%d\t%f\t%f\t%f\n",
- experiment_threads, experiment_size, elapsed, n,
- mx, sx, bandwidth);
-
- printf("Finished.\n");
-}
-
-int main(int argc, char *argv[])
-{
- statsfile = fopen("readbench.data", "a");
- if (statsfile == NULL) {
- perror("open stats file");
- return 1;
- }
-
- S3_initialize(NULL, S3_INIT_ALL);
-
- bucket.bucketName = "mvrable-benchmark";
- bucket.protocol = S3ProtocolHTTP;
- bucket.uriStyle = S3UriStylePath;
- bucket.accessKeyId = getenv("AWS_ACCESS_KEY_ID");
- bucket.secretAccessKey = getenv("AWS_SECRET_ACCESS_KEY");
-
- pthread_mutex_init(&barrier_mutex, NULL);
- pthread_cond_init(&barrier_cond, NULL);
-
- if (argc < 4) {
- fprintf(stderr, "Usage: %s <threads> <size> <object-count>\n", argv[0]);
- return 1;
- }
-
- experiment_threads = atoi(argv[1]);
- experiment_size = atoi(argv[2]);
- experiment_objects = atoi(argv[3]);
- assert(experiment_objects > 0);
- launch_test(experiment_threads);
-
- printf("Done.\n");
- fclose(statsfile);
-
- return 0;
-}
+++ /dev/null
-/* Simple benchmark for Amazon S3: measures download speeds for
- * differently-sized objects and with a variable number of parallel
- * connections. */
-
-#include <assert.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdint.h>
-#include <string.h>
-#include <pthread.h>
-#include <time.h>
-#include <unistd.h>
-#include <math.h>
-
-#include "libs3.h"
-
-FILE *statsfile;
-
-S3BucketContext bucket;
-
-struct thread_state {
- pthread_t thread;
- int thread_num;
- long long timestamp;
-
- // Time when first bytes of the response were received
- long long first_byte_timestamp;
-
- // Statistics for computing mean and standard deviation
- int n;
- size_t bytes_sent;
- double sum_x, sum_x2;
-
- double sum_f;
-};
-
-struct callback_state {
- struct thread_state *ts;
- size_t bytes_remaining;
-};
-
-#define MAX_THREADS 1024
-struct thread_state threads[MAX_THREADS];
-
-int experiment_threads, experiment_size, experiment_objects;
-
-pthread_mutex_t barrier_mutex;
-pthread_cond_t barrier_cond;
-int barrier_val;
-
-pthread_mutex_t wait_mutex;
-pthread_cond_t wait_cond;
-int wait_val = 0;
-
-enum phase { LAUNCH, MEASURE, TERMINATE };
-volatile enum phase test_phase;
-
-void barrier_signal()
-{
- pthread_mutex_lock(&barrier_mutex);
- barrier_val--;
- printf("Barrier: %d left\n", barrier_val);
- if (barrier_val == 0)
- pthread_cond_signal(&barrier_cond);
- pthread_mutex_unlock(&barrier_mutex);
-}
-
-long long get_ns()
-{
- struct timespec ts;
- clock_gettime(CLOCK_MONOTONIC, &ts);
-
- return ts.tv_sec * 1000000000LL + ts.tv_nsec;
-}
-
-static S3Status data_callback(int bufferSize, const char *buffer,
- void *callbackData)
-{
- struct callback_state *state = (struct callback_state *)callbackData;
- state->bytes_remaining -= bufferSize;
- if (state->ts->first_byte_timestamp == 0)
- state->ts->first_byte_timestamp = get_ns();
- return S3StatusOK;
-}
-
-static S3Status properties_callback(const S3ResponseProperties *properties,
- void *callbackData)
-{
- return S3StatusOK;
-}
-
-static void complete_callback(S3Status status,
- const S3ErrorDetails *errorDetails,
- void *callbackData)
-{
-}
-
-static void do_get(const char *key, size_t bytes, struct thread_state *ts)
-{
- struct callback_state state;
- struct S3GetObjectHandler handler;
-
- state.bytes_remaining = bytes;
- state.ts = ts;
- handler.responseHandler.propertiesCallback = properties_callback;
- handler.responseHandler.completeCallback = complete_callback;
- handler.getObjectDataCallback = data_callback;
-
- S3_get_object(&bucket, key, NULL, 0, 0, NULL, &handler, &state);
-}
-
-void *benchmark_thread(void *arg)
-{
- struct thread_state *ts = (struct thread_state *)arg;
- char namebuf[64];
-
- printf("Warming up...\n");
- do_get("file-1048576-0", 0, ts);
- printf("Ready.\n");
- barrier_signal();
-
- pthread_mutex_lock(&wait_mutex);
- while (wait_val == 0)
- pthread_cond_wait(&wait_cond, &wait_mutex);
- pthread_mutex_unlock(&wait_mutex);
-
- ts->timestamp = get_ns();
- sprintf(namebuf, "file-%d-%d", experiment_size, ts->thread_num);
- ts->first_byte_timestamp = 0;
- do_get(namebuf, experiment_size, ts);
- long long timestamp = get_ns();
- long long elapsed = timestamp - ts->timestamp;
-
- barrier_signal();
-
- printf("Thread %d: %f elapsed\n", ts->thread_num, elapsed / 1e9);
-
- return NULL;
-}
-
-void launch_thread(int n)
-{
- threads[n].thread_num = n;
- if (pthread_create(&threads[n].thread, NULL, benchmark_thread, &threads[n]) != 0) {
- fprintf(stderr, "Error launching thread!\n");
- exit(1);
- }
-}
-
-void wait_thread(int n)
-{
- void *result;
- pthread_join(threads[n].thread, &result);
-}
-
-void launch_test(int thread_count)
-{
- int i;
-
- barrier_val = thread_count;
- assert(thread_count <= MAX_THREADS);
-
- for (i = 0; i < thread_count; i++)
- launch_thread(i);
-
- /* Wait until all threads are ready. */
- pthread_mutex_lock(&barrier_mutex);
- while (barrier_val > 0) {
- pthread_cond_wait(&barrier_cond, &barrier_mutex);
- }
- pthread_mutex_unlock(&barrier_mutex);
-
- sleep(2);
- barrier_val = thread_count;
- pthread_mutex_lock(&wait_mutex);
- printf("Launching test\n");
- long long start_time = get_ns();
- wait_val = 1;
- pthread_cond_broadcast(&wait_cond);
- pthread_mutex_unlock(&wait_mutex);
-
- /* Wait until all threads are ready. */
- pthread_mutex_lock(&barrier_mutex);
- while (barrier_val > 0) {
- pthread_cond_wait(&barrier_cond, &barrier_mutex);
- }
- pthread_mutex_unlock(&barrier_mutex);
-
- long long end_time = get_ns();
-
- printf("Elapsed time: %f\n", (end_time - start_time) / 1e9);
- fprintf(statsfile, "%d\t%d\t%f\n", experiment_threads, experiment_size,
- (end_time - start_time) / 1e9);
-}
-
-int main(int argc, char *argv[])
-{
- statsfile = fopen("readlatency.data", "a");
- if (statsfile == NULL) {
- perror("open stats file");
- return 1;
- }
-
- S3_initialize(NULL, S3_INIT_ALL);
-
- bucket.bucketName = "mvrable-benchmark";
- bucket.protocol = S3ProtocolHTTP;
- bucket.uriStyle = S3UriStylePath;
- bucket.accessKeyId = getenv("AWS_ACCESS_KEY_ID");
- bucket.secretAccessKey = getenv("AWS_SECRET_ACCESS_KEY");
-
- pthread_mutex_init(&barrier_mutex, NULL);
- pthread_cond_init(&barrier_cond, NULL);
- pthread_mutex_init(&wait_mutex, NULL);
- pthread_cond_init(&wait_cond, NULL);
-
- if (argc < 3) {
- fprintf(stderr, "Usage: %s <threads> <size>\n", argv[0]);
- return 1;
- }
-
- experiment_threads = atoi(argv[1]);
- experiment_size = atoi(argv[2]);
- launch_test(experiment_threads);
-
- printf("Done.\n");
- fclose(statsfile);
-
- return 0;
-}
+++ /dev/null
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+++ /dev/null
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+++ /dev/null
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+++ /dev/null
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+++ /dev/null
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+++ /dev/null
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+++ /dev/null
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+++ /dev/null
-#!/usr/bin/gnuplot -persist
-#
-#
-# G N U P L O T
-# Version 4.2 patchlevel 5
-# last modified Mar 2009
-# System: Linux 2.6.31-20-generic
-#
-# Copyright (C) 1986 - 1993, 1998, 2004, 2007 - 2009
-# Thomas Williams, Colin Kelley and many others
-#
-# Type `help` to access the on-line reference manual.
-# The gnuplot FAQ is available from http://www.gnuplot.info/faq/
-#
-# Send bug reports and suggestions to <http://sourceforge.net/projects/gnuplot>
-#
-# set terminal wxt 0
-# set output
-unset clip points
-set clip one
-unset clip two
-set bar 1.000000
-set border 31 front linetype -1 linewidth 1.000
-set xdata
-set ydata
-set zdata
-set x2data
-set y2data
-set timefmt x "%d/%m/%y,%H:%M"
-set timefmt y "%d/%m/%y,%H:%M"
-set timefmt z "%d/%m/%y,%H:%M"
-set timefmt x2 "%d/%m/%y,%H:%M"
-set timefmt y2 "%d/%m/%y,%H:%M"
-set timefmt cb "%d/%m/%y,%H:%M"
-set boxwidth
-set style fill empty border
-set style rectangle back fc lt -3 fillstyle solid 1.00 border -1
-set dummy x,y
-set format x "% g"
-set format y "% g"
-set format x2 "% g"
-set format y2 "% g"
-set format z "% g"
-set format cb "% g"
-set angles radians
-set grid nopolar
-set grid xtics nomxtics ytics nomytics noztics nomztics \
- nox2tics nomx2tics noy2tics nomy2tics nocbtics nomcbtics
-set grid layerdefault linetype 0 linewidth 1.000, linetype 0 linewidth 1.000
-set key title ""
-set key inside right bottom vertical Right noreverse enhanced autotitles nobox
-set key noinvert samplen 4 spacing 1 width 0 height 0
-unset label
-unset arrow
-set style increment default
-unset style line
-unset style arrow
-set style histogram clustered gap 2 title offset character 0, 0, 0
-unset logscale
-set offsets 0, 0, 0, 0
-set pointsize 1
-set encoding default
-unset polar
-unset parametric
-unset decimalsign
-set view 60, 30, 1, 1
-set view
-set samples 100, 100
-set isosamples 10, 10
-set surface
-unset contour
-set clabel '%8.3g'
-set mapping cartesian
-set datafile separator whitespace
-unset hidden3d
-set cntrparam order 4
-set cntrparam linear
-set cntrparam levels auto 5
-set cntrparam points 5
-set size ratio 0 1,1
-set origin 0,0
-set style data points
-set style function lines
-set xzeroaxis linetype -2 linewidth 1.000
-set yzeroaxis linetype -2 linewidth 1.000
-set zzeroaxis linetype -2 linewidth 1.000
-set x2zeroaxis linetype -2 linewidth 1.000
-set y2zeroaxis linetype -2 linewidth 1.000
-set ticslevel 0.5
-set mxtics default
-set mytics default
-set mztics default
-set mx2tics default
-set my2tics default
-set mcbtics default
-set xtics border in scale 1,0.5 mirror norotate offset character 0, 0, 0
-set xtics autofreq norangelimit
-set ytics border in scale 1,0.5 mirror norotate offset character 0, 0, 0
-set ytics autofreq norangelimit
-set ztics border in scale 1,0.5 nomirror norotate offset character 0, 0, 0
-set ztics autofreq norangelimit
-set nox2tics
-set noy2tics
-set cbtics border in scale 1,0.5 mirror norotate offset character 0, 0, 0
-set cbtics autofreq norangelimit
-set title "Time to Fetch 1 MB of Data"
-set title offset character 0, 0, 0 font "" norotate
-set timestamp bottom
-set timestamp ""
-set timestamp offset character 0, 0, 0 font "" norotate
-set rrange [ * : * ] noreverse nowriteback # (currently [0.00000:10.0000] )
-set trange [ * : * ] noreverse nowriteback # (currently [-5.00000:5.00000] )
-set urange [ * : * ] noreverse nowriteback # (currently [-5.00000:5.00000] )
-set vrange [ * : * ] noreverse nowriteback # (currently [-5.00000:5.00000] )
-set xlabel "Completion Time (s)"
-set xlabel offset character 0, 0, 0 font "" textcolor lt -1 norotate
-set x2label ""
-set x2label offset character 0, 0, 0 font "" textcolor lt -1 norotate
-set xrange [ * : * ] noreverse nowriteback # (currently [-10.0000:10.0000] )
-set x2range [ * : * ] noreverse nowriteback # (currently [-10.0000:10.0000] )
-set ylabel "Fraction of Requests"
-set ylabel offset character 0, 0, 0 font "" textcolor lt -1 rotate by 90
-set y2label ""
-set y2label offset character 0, 0, 0 font "" textcolor lt -1 rotate by 90
-set yrange [ * : * ] noreverse nowriteback # (currently [-10.0000:10.0000] )
-set y2range [ * : * ] noreverse nowriteback # (currently [-10.0000:10.0000] )
-set zlabel ""
-set zlabel offset character 0, 0, 0 font "" textcolor lt -1 norotate
-set zrange [ * : * ] noreverse nowriteback # (currently [-10.0000:10.0000] )
-set cblabel ""
-set cblabel offset character 0, 0, 0 font "" textcolor lt -1 rotate by 90
-set cbrange [ * : * ] noreverse nowriteback # (currently [-10.0000:10.0000] )
-set zero 1e-08
-set lmargin -1
-set bmargin -1
-set rmargin -1
-set tmargin -1
-set locale "C"
-set pm3d explicit at s
-set pm3d scansautomatic
-set pm3d interpolate 1,1 flush begin noftriangles nohidden3d corners2color mean
-set palette positive nops_allcF maxcolors 0 gamma 1.5 color model RGB
-set palette rgbformulae 7, 5, 15
-set colorbox default
-set colorbox vertical origin screen 0.9, 0.2, 0 size screen 0.05, 0.6, 0 front bdefault
-set loadpath
-set fontpath
-set fit noerrorvariables
-GNUTERM = "wxt"
-plot [0:3] [0:1] "readlatency-32.cdf" using 1:($2/100.0) with lines title "32 Parallel Connections", "readlatency-1M.cdf" using 1:($2/100.0) with lines title "1 Connection", "readlatency-1.cdf" using 1:($2/200.0) with lines title "Single 32 kB Request"
-# EOF
+++ /dev/null
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+++ /dev/null
-#!/usr/bin/python2.6
-
-import boto, httplib, socket, sys, time
-from boto.s3.key import Key
-from threading import Thread
-
-bucket_name = 'mvrable-benchmark'
-conn = boto.connect_s3(is_secure=False)
-
-class HttpResponseParser:
- def __init__(self):
- self.buf = ""
- self.header = True
- self.content_length = None
-
- def process(self, data):
- self.buf = self.buf + data
- while self.parse():
- pass
-
- def parse(self):
- if len(self.buf) == 0:
- return False
-
- if not self.header and self.content_length is not None:
- consumed = min(self.content_length, len(self.buf))
- #print "Got", consumed, "bytes of data"
- self.content_length -= consumed
- self.buf = self.buf[consumed:]
-
- if self.content_length == 0:
- print "Completed reading body"
- self.content_length = None
- self.header = True
-
- return True
-
- crlf = self.buf.find("\r\n")
- if crlf < 0:
- return False
-
- line = self.buf[0:crlf]
- self.buf = self.buf[crlf+2:]
- #print "Header line:", line
- if line.lower().startswith('content-length'):
- self.content_length = int(line[16:])
- print "Content length:", self.content_length
- if line == "":
- self.header = False
- return True
-
-class PipelinedRequester:
- def __init__(self, bucket):
- self.bucket = bucket
- self.host = conn.calling_format.build_host(conn.server_name(), bucket)
- self.sock = socket.create_connection((self.host, 80))
-
- t = Thread(target=self.reader_thread)
- t.setDaemon(True)
- t.start()
-
- def reader_thread(self):
- hrp = HttpResponseParser()
- while True:
- buf = self.sock.recv(4096)
- if len(buf) == 0: break
- hrp.process(buf)
-
- def send_request(self, key):
- method = 'GET'
- path = conn.calling_format.build_path_base(self.bucket, key)
- auth_path = conn.calling_format.build_auth_path(self.bucket, key)
-
- headers = {'User-Agent': boto.UserAgent + " (pipelined)",
- 'Content-Length': str(0)}
- conn.add_aws_auth_header(headers, method, auth_path)
-
- req = "%s %s HTTP/1.1\r\nHost: %s\r\n" % (method, path, self.host)
- req = req + ''.join("%s: %s\r\n" % h for h in headers.items()) + "\r\n"
- self.sock.sendall(req)
-
-requester = PipelinedRequester(bucket_name)
-for i in range(12, 18):
- requester.send_request('file-%d-1' % (1 << i,))
- if i == 12:
- time.sleep(2)
-for i in range(32):
- requester.send_request('file-8192-%d' % (i,))
-
-time.sleep(5)
projects / bluesky.git / commitdiff