1 Linux kernel compilation benchmark, measured as wall-clock time.
4 [1] time tar -jxf /scratch/linux-2.6.37.tar.bz2
5 [2] time find linux-2.6.37 -type f -print0 | sort -z | xargs -0 sha1sum >/dev/null # checksum 35187 files, 392.9 MiB total
6 [3] time sh -c 'make defconfig && make -j4'
8 ==============================================================================
20 ==============================================================================
28 [2] 0m48.673s (cache flushed on sever first)
33 ==============================================================================
37 [1] 30.465s (including final sync; decompression: 0m15.865s)
39 [2] 0m26.669s (cache flushed before checksums)
41 ==============================================================================
42 Local disk on c09-45, mount with -o sync
47 ==============================================================================
48 BlueSky, US-West, range requests
53 [2] 0m31.590s (remount, then immediately run)
54 [2] 25m48.819s (data cache flushed, inodes still cached in memory)
55 [2] 4m34.294s (proxy entirely restarted: no data cached)
57 [3] real 5m49.797s (data in cache)
61 [3] real 7m40.649s (starting with no cached data)
67 ==============================================================================
68 BlueSky, US-West, full-segment requests
72 [2] 0m31.271s (remount, then immediately run)
73 [2] 2m6.597s (data cache flushed, inodes still cached in memory)
74 [2] 1m54.408s (proxy entirely restarted: no data cached)
76 ==============================================================================
77 BlueSky, US-East, range requests
81 [2] 0m34.726s (remount, then immediately run)
82 [2] 57m26.399s (data cache flushed, inodes still cached in memory)
83 [2] 13m45.051s (proxy entirely restarted: no data cached)
84 [2] 3m50.423s (as above but with full segment downloads)
86 [3] real 10m48.172s (starting with no cached data)