== sanity test 123ad: Verify batching statahead works correctly ========================================================== 11:11:18 (1784128278) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8b7e9a780800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8b7e9a780800.batch_stats=0 llite.lustre-ffff8b7e9a780800.statahead_max=32 llite.lustre-ffff8b7e9a780800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8b7e9a780800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8b7e9a780800.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.31 seconds: 43.27 ops/second llite.lustre-ffff8b7e9a780800.statahead_max=0 101 real 0m2.306s user 0m0.004s sys 0m0.324s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8b7e9a780800.statahead_max=32 llite.lustre-ffff8b7e9a780800.statahead_max=32 101 real 0m0.924s user 0m0.001s sys 0m0.179s 'ls -l' 100 files with statahead: 0 sec statahead total: 109 statahead wrong: 2 agl total: 104 list_total: 31 fname_total: 77 hit_total: 13811 miss_total: 866 swrong=2 ewrong=2 - open/close 872 (time 1784128305.10 total 10.00 last 87.17) total: 900 open/close in 10.34 seconds: 87.05 ops/second llite.lustre-ffff8b7e9a780800.statahead_max=0 1001 real 0m17.210s user 0m0.030s sys 0m3.089s 'ls -l' 1000 files without statahead: 17 sec llite.lustre-ffff8b7e9a780800.statahead_max=32 llite.lustre-ffff8b7e9a780800.statahead_max=32 1001 real 0m5.967s user 0m0.022s sys 0m1.647s 'ls -l' 1000 files with statahead: 6 sec statahead total: 110 statahead wrong: 2 agl total: 105 list_total: 32 fname_total: 77 hit_total: 14810 miss_total: 867 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 14 seconds llite.lustre-ffff8b7e9a780800.statahead_stats= statahead total: 110 statahead wrong: 2 agl total: 105 list_total: 32 fname_total: 77 hit_total: 14810 miss_total: 867 mdc.lustre-MDT0000-mdc-ffff8b7e9a780800.batch_stats= snapshot_time: 1784128350.793350787 secs.nsecs start_time: 1784128284.231232048 secs.nsecs elapsed_time: 66.562118739 secs.nsecs subreqs per batch batches %% cum %% 1: 4 10 10 2: 2 5 15 4: 1 2 17 8: 2 5 23 16: 25 64 87 32: 5 12 100 mdc.lustre-MDT0001-mdc-ffff8b7e9a780800.batch_stats= snapshot_time: 1784128350.793409685 secs.nsecs start_time: 1784128284.231325696 secs.nsecs elapsed_time: 66.562083989 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 2 5 5 4: 0 0 5 8: 3 7 12 16: 9 23 35 32: 25 64 100 - open/close 990 (time 1784128362.38 total 10.00 last 98.96) - open/close 2037 (time 1784128372.39 total 20.01 last 104.63) - open/close 3022 (time 1784128382.39 total 30.01 last 98.50) - open/close 4050 (time 1784128392.41 total 40.03 last 102.64) - open/close 4822 (time 1784128402.43 total 50.05 last 77.04) - open/close 5317 (time 1784128412.46 total 60.08 last 49.34) - open/close 5652 (time 1784128422.47 total 70.09 last 33.48) - open/close 6154 (time 1784128432.48 total 80.10 last 50.15) - open/close 6752 (time 1784128442.49 total 90.11 last 59.72) - open/close 7319 (time 1784128452.49 total 100.11 last 56.69) - open/close 8071 (time 1784128462.50 total 110.12 last 75.13) - open/close 8775 (time 1784128472.51 total 120.13 last 70.34) - open/close 9501 (time 1784128482.52 total 130.14 last 72.51) total: 10000 open/close in 136.21 seconds: 73.41 ops/second llite.lustre-ffff8b7e9a780800.statahead_batch_max=0 llite.lustre-ffff8b7e9a780800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8b7e9a780800.stats=clear mdc.lustre-MDT0001-mdc-ffff8b7e9a780800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m59.151s user 0m0.291s sys 0m18.458s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8b7e9a780800.statahead_batch_max=32 llite.lustre-ffff8b7e9a780800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8b7e9a780800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff8b7e9a780800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8b7e9a780800.stats=clear mdc.lustre-MDT0001-mdc-ffff8b7e9a780800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m36.882s user 0m0.278s sys 0m16.017s batched statahead RPC= hit count=9981 mdc.lustre-MDT0000-mdc-ffff8b7e9a780800.batch_stats= snapshot_time: 1784128666.080298240 secs.nsecs start_time: 1784128555.565075795 secs.nsecs elapsed_time: 110.515222445 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 mdc.lustre-MDT0001-mdc-ffff8b7e9a780800.batch_stats= snapshot_time: 1784128666.081072706 secs.nsecs start_time: 1784128555.565221940 secs.nsecs elapsed_time: 110.515850766 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff8b7e9a780800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8b7e9a780800.batch_stats=0 llite.lustre-ffff8b7e9a780800.statahead_max=2048 llite.lustre-ffff8b7e9a780800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8b7e9a780800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8b7e9a780800.batch_stats=0 striped dir -i1 -c2 -H all_char /mnt/lustre/d123ad.sanity total: 100 open/close in 1.64 seconds: 60.95 ops/second llite.lustre-ffff8b7e9a780800.statahead_max=0 101 real 0m1.510s user 0m0.004s sys 0m0.321s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff8b7e9a780800.statahead_max=2048 llite.lustre-ffff8b7e9a780800.statahead_max=2048 101 real 0m0.441s user 0m0.002s sys 0m0.195s 'ls -l' 100 files with statahead: 0 sec statahead total: 2 statahead wrong: 0 agl total: 2 list_total: 2 fname_total: 0 hit_total: 10080 miss_total: 20 swrong=0 ewrong=0 total: 900 open/close in 5.81 seconds: 154.82 ops/second llite.lustre-ffff8b7e9a780800.statahead_max=0 1001 real 0m12.339s user 0m0.030s sys 0m2.966s 'ls -l' 1000 files without statahead: 12 sec llite.lustre-ffff8b7e9a780800.statahead_max=2048 llite.lustre-ffff8b7e9a780800.statahead_max=2048 1001 real 0m3.732s user 0m0.019s sys 0m2.010s 'ls -l' 1000 files with statahead: 3 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11079 miss_total: 21 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 7 seconds llite.lustre-ffff8b7e9a780800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11079 miss_total: 21 mdc.lustre-MDT0000-mdc-ffff8b7e9a780800.batch_stats= snapshot_time: 1784128899.283461652 secs.nsecs start_time: 1784128668.317480240 secs.nsecs elapsed_time: 230.965981412 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 2 20 20 8: 2 20 40 16: 3 30 70 32: 1 10 80 64: 0 0 80 128: 0 0 80 256: 2 20 100 mdc.lustre-MDT0001-mdc-ffff8b7e9a780800.batch_stats= snapshot_time: 1784128899.283633244 secs.nsecs start_time: 1784128668.317632032 secs.nsecs elapsed_time: 230.966001212 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 11 11 8: 4 44 55 16: 0 0 55 32: 1 11 66 64: 1 11 77 128: 0 0 77 256: 2 22 100 - open/close 2103 (time 1784128910.42 total 10.00 last 210.27) - open/close 4359 (time 1784128920.42 total 20.00 last 225.59) - open/close 6265 (time 1784128930.43 total 30.00 last 190.54) - open/close 8067 (time 1784128940.43 total 40.01 last 180.18) total: 10000 open/close in 49.46 seconds: 202.18 ops/second llite.lustre-ffff8b7e9a780800.statahead_batch_max=0 llite.lustre-ffff8b7e9a780800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8b7e9a780800.stats=clear mdc.lustre-MDT0001-mdc-ffff8b7e9a780800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m36.495s user 0m0.231s sys 0m29.756s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8b7e9a780800.statahead_batch_max=256 llite.lustre-ffff8b7e9a780800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8b7e9a780800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff8b7e9a780800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8b7e9a780800.stats=clear mdc.lustre-MDT0001-mdc-ffff8b7e9a780800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m27.051s user 0m0.153s sys 0m19.647s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8b7e9a780800.batch_stats= snapshot_time: 1784129023.530821909 secs.nsecs start_time: 1784128990.179796561 secs.nsecs elapsed_time: 33.351025348 secs.nsecs subreqs per batch batches %% cum %% 1: 260 63 63 2: 50 12 75 4: 37 9 84 8: 2 0 84 16: 3 0 85 32: 22 5 90 64: 2 0 91 128: 0 0 91 256: 35 8 100 mdc.lustre-MDT0001-mdc-ffff8b7e9a780800.batch_stats= snapshot_time: 1784129023.530875444 secs.nsecs start_time: 1784128990.179847014 secs.nsecs elapsed_time: 33.351028430 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 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-ffff8b7e9a780800.statahead_batch_max=64 llite.lustre-ffff8b7e9a780800.statahead_max=128