== sanity test 123ad: Verify batching statahead works correctly ========================================================== 10:26:39 (1790778399) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8eba391df800.batch_stats=0 llite.lustre-ffff8eba391df800.statahead_max=32 llite.lustre-ffff8eba391df800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8eba391df800.batch_stats=0 total: 100 open/close in 2.54 seconds: 39.34 ops/second llite.lustre-ffff8eba391df800.statahead_max=0 101 real 0m1.873s user 0m0.006s sys 0m0.312s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8eba391df800.statahead_max=32 llite.lustre-ffff8eba391df800.statahead_max=32 101 real 0m0.948s user 0m0.005s sys 0m0.180s 'ls -l' 100 files with statahead: 1 sec statahead total: 140 statahead wrong: 2 agl total: 134 list_total: 30 fname_total: 103 hit_total: 3772 miss_total: 1464 swrong=2 ewrong=2 - open/close 781 (time 1790778426.29 total 10.00 last 78.08) total: 900 open/close in 11.62 seconds: 77.48 ops/second llite.lustre-ffff8eba391df800.statahead_max=0 1001 real 0m20.632s user 0m0.035s sys 0m2.904s 'ls -l' 1000 files without statahead: 21 sec llite.lustre-ffff8eba391df800.statahead_max=32 llite.lustre-ffff8eba391df800.statahead_max=32 1001 real 0m9.204s user 0m0.035s sys 0m1.393s 'ls -l' 1000 files with statahead: 10 sec statahead total: 141 statahead wrong: 2 agl total: 135 list_total: 31 fname_total: 103 hit_total: 4771 miss_total: 1465 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 20 seconds llite.lustre-ffff8eba391df800.statahead_stats= statahead total: 141 statahead wrong: 2 agl total: 135 list_total: 31 fname_total: 103 hit_total: 4771 miss_total: 1465 mdc.lustre-MDT0000-mdc-ffff8eba391df800.batch_stats= snapshot_time: 1790778491.398967157 secs.nsecs start_time: 1790778404.499293394 secs.nsecs elapsed_time: 86.899673763 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 1 2 5 8: 2 5 10 16: 2 5 15 32: 34 85 100 - open/close 796 (time 1790778503.72 total 10.00 last 79.57) - open/close 1511 (time 1790778513.72 total 20.00 last 71.49) - open/close 2281 (time 1790778523.72 total 30.01 last 76.99) - open/close 2919 (time 1790778533.73 total 40.01 last 63.78) - open/close 3639 (time 1790778543.73 total 50.02 last 71.95) - open/close 4438 (time 1790778553.74 total 60.02 last 79.89) - open/close 5132 (time 1790778563.74 total 70.02 last 69.37) - open/close 5867 (time 1790778573.75 total 80.03 last 73.42) - open/close 6659 (time 1790778583.75 total 90.03 last 79.18) - open/close 7403 (time 1790778593.76 total 100.05 last 74.31) - open/close 8134 (time 1790778603.77 total 110.06 last 73.03) - open/close 8873 (time 1790778613.78 total 120.06 last 73.85) - open/close 9588 (time 1790778623.80 total 130.08 last 71.39) total: 10000 open/close in 135.95 seconds: 73.56 ops/second llite.lustre-ffff8eba391df800.statahead_batch_max=0 llite.lustre-ffff8eba391df800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8eba391df800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m49.958s user 0m0.289s sys 0m15.542s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8eba391df800.statahead_batch_max=32 llite.lustre-ffff8eba391df800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8eba391df800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8eba391df800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m25.875s user 0m0.271s sys 0m13.474s batched statahead RPC= hit count=9980 mdc.lustre-MDT0000-mdc-ffff8eba391df800.batch_stats= snapshot_time: 1790778782.302072242 secs.nsecs start_time: 1790778687.659651528 secs.nsecs elapsed_time: 94.642420714 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-ffff8eba391df800.batch_stats=0 llite.lustre-ffff8eba391df800.statahead_max=2048 llite.lustre-ffff8eba391df800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8eba391df800.batch_stats=0 total: 100 open/close in 2.43 seconds: 41.19 ops/second llite.lustre-ffff8eba391df800.statahead_max=0 101 real 0m2.153s user 0m0.004s sys 0m0.290s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8eba391df800.statahead_max=2048 llite.lustre-ffff8eba391df800.statahead_max=2048 101 real 0m0.888s user 0m0.003s sys 0m0.196s '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: 10079 miss_total: 21 swrong=0 ewrong=0 - open/close 823 (time 1790779063.73 total 10.00 last 82.29) total: 900 open/close in 11.19 seconds: 80.40 ops/second llite.lustre-ffff8eba391df800.statahead_max=0 1001 real 0m18.043s user 0m0.034s sys 0m2.715s 'ls -l' 1000 files without statahead: 18 sec llite.lustre-ffff8eba391df800.statahead_max=2048 llite.lustre-ffff8eba391df800.statahead_max=2048 1001 real 0m5.483s user 0m0.025s sys 0m1.359s 'ls -l' 1000 files with statahead: 6 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11078 miss_total: 22 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 20 seconds llite.lustre-ffff8eba391df800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11078 miss_total: 22 mdc.lustre-MDT0000-mdc-ffff8eba391df800.batch_stats= snapshot_time: 1790779118.495334761 secs.nsecs start_time: 1790778784.501302263 secs.nsecs elapsed_time: 333.994032498 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 18 18 16: 2 18 36 32: 2 18 54 64: 0 0 54 128: 1 9 63 256: 4 36 100 - open/close 807 (time 1790779130.48 total 10.00 last 80.68) - open/close 1677 (time 1790779140.48 total 20.01 last 86.97) - open/close 2550 (time 1790779150.49 total 30.01 last 87.27) - open/close 3344 (time 1790779160.50 total 40.02 last 79.33) - open/close 4201 (time 1790779170.51 total 50.04 last 85.54) - open/close 5061 (time 1790779180.52 total 60.04 last 85.97) - open/close 5929 (time 1790779190.53 total 70.05 last 86.70) - open/close 6765 (time 1790779200.53 total 80.05 last 83.60) - open/close 7605 (time 1790779210.54 total 90.06 last 83.95) - open/close 8447 (time 1790779220.55 total 100.07 last 84.09) - open/close 9297 (time 1790779230.57 total 110.09 last 84.85) total: 10000 open/close in 118.58 seconds: 84.33 ops/second llite.lustre-ffff8eba391df800.statahead_batch_max=0 llite.lustre-ffff8eba391df800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8eba391df800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m39.911s user 0m0.312s sys 0m19.107s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8eba391df800.statahead_batch_max=256 llite.lustre-ffff8eba391df800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8eba391df800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8eba391df800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m36.676s user 0m0.289s sys 0m16.292s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8eba391df800.batch_stats= snapshot_time: 1790779329.767161332 secs.nsecs start_time: 1790779285.833441215 secs.nsecs elapsed_time: 43.933720117 secs.nsecs subreqs per batch batches %% cum %% 1: 122 47 47 2: 37 14 61 4: 21 8 69 8: 14 5 75 16: 9 3 78 32: 15 5 84 64: 4 1 86 128: 1 0 86 256: 35 13 100 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-ffff8eba391df800.statahead_batch_max=64 llite.lustre-ffff8eba391df800.statahead_max=128