From 072e6a9fa5709b6b5504a19443743b68103ddb1b Mon Sep 17 00:00:00 2001 From: Michael Vrable Date: Tue, 8 Mar 2011 20:41:06 -0800 Subject: [PATCH] Start keeping notes on tarball unpack, checksum, kernel compile, etc. --- results/kcompile.txt | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 results/kcompile.txt diff --git a/results/kcompile.txt b/results/kcompile.txt new file mode 100644 index 0000000..8b2afdc --- /dev/null +++ b/results/kcompile.txt @@ -0,0 +1,42 @@ +Linux kernel compilation benchmark, measured as wall-clock time. + +Tests: + [1] time tar -jxf /scratch/linux-2.6.37.tar.bz2 + [2] time find linux-2.6.37 -type f -print0 | sort -z | xargs -0 sha1sum >/dev/null # checksum 35187 files, 392.9 MiB total + +============================================================================== +NFS in EC2 +2011-03-08 + + [1] 65m39.250s + [2] 26m26.267s + +============================================================================== +Native NFS on c09-45 +2011-03-08 + + [1] 10m18.149s + 11m2.714s (re-run) + [2] 0m25.813s + +============================================================================== +Local disk on c09-45 +2011-03-08 + + [1] 30.465s (including final sync; decompression: 0m15.865s) + [2] 0m2.453s + +============================================================================== +Local disk on c09-45, mount with -o sync +2011-03-08 + + [1] 3m5.226s + +============================================================================== +BlueSky, US-West, range requests +2011-03-08 + + [1] 5m12.465s + [2] 0m31.590s (remount, then immediately run) + [2] 25m48.819s (data cache flushed, inodes still cached in memory) + [2] (proxy entirely restarted: no data cached) -- 2.20.1