== sanity test 123ad: Verify batching statahead works correctly ========================================================== 16:30:13 (1787344213) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9b1b440ae000.batch_stats=0 llite.lustre-ffff9b1b440ae000.statahead_max=32 llite.lustre-ffff9b1b440ae000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9b1b440ae000.batch_stats=0 total: 100 open/close in 3.12 seconds: 32.07 ops/second llite.lustre-ffff9b1b440ae000.statahead_max=0 101 real 0m2.326s user 0m0.008s sys 0m0.312s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff9b1b440ae000.statahead_max=32 llite.lustre-ffff9b1b440ae000.statahead_max=32 101 real 0m1.279s user 0m0.007s sys 0m0.158s 'ls -l' 100 files with statahead: 1 sec statahead total: 143 statahead wrong: 2 agl total: 129 list_total: 30 fname_total: 112 hit_total: 3872 miss_total: 1295 swrong=2 ewrong=2 - open/close 630 (time 1787344242.94 total 10.01 last 62.95) total: 900 open/close in 13.58 seconds: 66.26 ops/second llite.lustre-ffff9b1b440ae000.statahead_max=0 1001 real 0m29.185s user 0m0.040s sys 0m3.069s 'ls -l' 1000 files without statahead: 29 sec llite.lustre-ffff9b1b440ae000.statahead_max=32 llite.lustre-ffff9b1b440ae000.statahead_max=32 1001 real 0m12.199s user 0m0.027s sys 0m1.366s 'ls -l' 1000 files with statahead: 12 sec statahead total: 144 statahead wrong: 2 agl total: 130 list_total: 31 fname_total: 112 hit_total: 4867 miss_total: 1300 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 23 seconds llite.lustre-ffff9b1b440ae000.statahead_stats= statahead total: 144 statahead wrong: 2 agl total: 130 list_total: 31 fname_total: 112 hit_total: 4867 miss_total: 1300 mdc.lustre-MDT0000-mdc-ffff9b1b440ae000.batch_stats= snapshot_time: 1787344325.409491701 secs.nsecs start_time: 1787344219.330604021 secs.nsecs elapsed_time: 106.078887680 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 0 0 2 8: 3 7 10 16: 2 5 15 32: 34 85 100 - open/close 738 (time 1787344337.96 total 10.01 last 73.73) - open/close 1470 (time 1787344347.97 total 20.02 last 73.13) - open/close 2111 (time 1787344357.97 total 30.02 last 64.06) - open/close 2712 (time 1787344367.98 total 40.03 last 60.05) - open/close 3262 (time 1787344378.00 total 50.05 last 54.90) - open/close 3893 (time 1787344388.01 total 60.06 last 63.05) - open/close 4552 (time 1787344398.01 total 70.07 last 65.85) - open/close 5259 (time 1787344408.02 total 80.07 last 70.66) - open/close 5975 (time 1787344418.02 total 90.08 last 71.57) - open/close 6655 (time 1787344428.04 total 100.09 last 67.90) - open/close 7362 (time 1787344438.05 total 110.10 last 70.65) - open/close 8073 (time 1787344448.06 total 120.11 last 71.01) - open/close 8748 (time 1787344458.07 total 130.13 last 67.40) - open/close 9440 (time 1787344468.08 total 140.13 last 69.14) total: 10000 open/close in 149.00 seconds: 67.12 ops/second llite.lustre-ffff9b1b440ae000.statahead_batch_max=0 llite.lustre-ffff9b1b440ae000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9b1b440ae000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m59.630s user 0m0.333s sys 0m15.970s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9b1b440ae000.statahead_batch_max=32 llite.lustre-ffff9b1b440ae000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9b1b440ae000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9b1b440ae000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m45.241s user 0m0.309s sys 0m14.180s batched statahead RPC= hit count=9985 mdc.lustre-MDT0000-mdc-ffff9b1b440ae000.batch_stats= snapshot_time: 1787344659.852549913 secs.nsecs start_time: 1787344544.171346831 secs.nsecs elapsed_time: 115.681203082 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 1 0 0 32: 313 99 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff9b1b440ae000.batch_stats=0 llite.lustre-ffff9b1b440ae000.statahead_max=2048 llite.lustre-ffff9b1b440ae000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9b1b440ae000.batch_stats=0 total: 100 open/close in 3.44 seconds: 29.10 ops/second llite.lustre-ffff9b1b440ae000.statahead_max=0 101 real 0m2.211s user 0m0.007s sys 0m0.313s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff9b1b440ae000.statahead_max=2048 llite.lustre-ffff9b1b440ae000.statahead_max=2048 101 real 0m0.814s user 0m0.003s sys 0m0.207s 'ls -l' 100 files with statahead: 1 sec statahead total: 2 statahead wrong: 0 agl total: 2 list_total: 2 fname_total: 0 hit_total: 10084 miss_total: 16 swrong=0 ewrong=0 - open/close 605 (time 1787345006.19 total 10.01 last 60.47) total: 900 open/close in 14.41 seconds: 62.45 ops/second llite.lustre-ffff9b1b440ae000.statahead_max=0 1001 real 0m23.383s user 0m0.036s sys 0m2.906s 'ls -l' 1000 files without statahead: 23 sec llite.lustre-ffff9b1b440ae000.statahead_max=2048 llite.lustre-ffff9b1b440ae000.statahead_max=2048 1001 real 0m7.323s user 0m0.036s sys 0m1.501s 'ls -l' 1000 files with statahead: 8 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11083 miss_total: 17 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 23 seconds llite.lustre-ffff9b1b440ae000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11083 miss_total: 17 mdc.lustre-MDT0000-mdc-ffff9b1b440ae000.batch_stats= snapshot_time: 1787345077.627132563 secs.nsecs start_time: 1787344662.749693327 secs.nsecs elapsed_time: 414.877439236 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 20 20 16: 2 20 40 32: 1 10 50 64: 0 0 50 128: 1 10 60 256: 4 40 100 - open/close 593 (time 1787345091.19 total 10.00 last 59.28) - open/close 1192 (time 1787345101.19 total 20.01 last 59.88) - open/close 1809 (time 1787345111.21 total 30.02 last 61.62) - open/close 2445 (time 1787345121.21 total 40.03 last 63.57) - open/close 3076 (time 1787345131.22 total 50.04 last 63.03) - open/close 3749 (time 1787345141.23 total 60.05 last 67.24) - open/close 4383 (time 1787345151.24 total 70.05 last 63.37) - open/close 5106 (time 1787345161.25 total 80.07 last 72.17) - open/close 5727 (time 1787345171.26 total 90.07 last 62.09) - open/close 6264 (time 1787345181.26 total 100.07 last 53.67) - open/close 6855 (time 1787345191.27 total 110.08 last 59.05) - open/close 7505 (time 1787345201.29 total 120.10 last 64.89) - open/close 8157 (time 1787345211.29 total 130.10 last 65.17) - open/close 8793 (time 1787345221.30 total 140.12 last 63.52) - open/close 9381 (time 1787345231.31 total 150.12 last 58.77) total: 10000 open/close in 160.09 seconds: 62.47 ops/second llite.lustre-ffff9b1b440ae000.statahead_batch_max=0 llite.lustre-ffff9b1b440ae000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9b1b440ae000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m57.672s user 0m0.319s sys 0m16.744s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9b1b440ae000.statahead_batch_max=256 llite.lustre-ffff9b1b440ae000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9b1b440ae000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9b1b440ae000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m41.757s user 0m0.251s sys 0m15.566s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9b1b440ae000.batch_stats= snapshot_time: 1787345357.382793010 secs.nsecs start_time: 1787345307.237362670 secs.nsecs elapsed_time: 50.145430340 secs.nsecs subreqs per batch batches %% cum %% 1: 114 42 42 2: 34 12 54 4: 24 8 63 8: 22 8 71 16: 17 6 78 32: 17 6 84 64: 6 2 86 128: 2 0 87 256: 34 12 100 unlink(/mnt/lustre/d123ad.sanity/f123ad.sanity0) error: No such file or directory total: 0 unlinks in 0 seconds: -nan unlinks/second unlink(/mnt/lustre/d123ad.sanity/f123ad.sanity0) error: No such file or directory total: 0 unlinks in 0 seconds: -nan unlinks/second seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff9b1b440ae000.statahead_batch_max=64 llite.lustre-ffff9b1b440ae000.statahead_max=128