== sanity test 123ad: Verify batching statahead works correctly ========================================================== 10:51:14 (1786805474) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff956c11576000.batch_stats=0 llite.lustre-ffff956c11576000.statahead_max=32 llite.lustre-ffff956c11576000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff956c11576000.batch_stats=0 total: 100 open/close in 2.86 seconds: 34.99 ops/second llite.lustre-ffff956c11576000.statahead_max=0 101 real 0m2.747s user 0m0.007s sys 0m0.376s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff956c11576000.statahead_max=32 llite.lustre-ffff956c11576000.statahead_max=32 101 real 0m1.384s user 0m0.006s sys 0m0.210s 'ls -l' 100 files with statahead: 1 sec statahead total: 113 statahead wrong: 2 agl total: 108 list_total: 30 fname_total: 64 hit_total: 4152 miss_total: 1284 swrong=2 ewrong=2 - open/close 769 (time 1786805504.37 total 10.00 last 76.88) total: 900 open/close in 11.99 seconds: 75.07 ops/second llite.lustre-ffff956c11576000.statahead_max=0 1001 real 0m21.930s user 0m0.046s sys 0m3.678s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff956c11576000.statahead_max=32 llite.lustre-ffff956c11576000.statahead_max=32 1001 real 0m12.205s user 0m0.045s sys 0m1.799s 'ls -l' 1000 files with statahead: 12 sec statahead total: 114 statahead wrong: 2 agl total: 109 list_total: 31 fname_total: 64 hit_total: 5151 miss_total: 1285 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 27 seconds llite.lustre-ffff956c11576000.statahead_stats= statahead total: 114 statahead wrong: 2 agl total: 109 list_total: 31 fname_total: 64 hit_total: 5151 miss_total: 1285 mdc.lustre-MDT0000-mdc-ffff956c11576000.batch_stats= snapshot_time: 1786805583.490720183 secs.nsecs start_time: 1786805479.515235597 secs.nsecs elapsed_time: 103.975484586 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 713 (time 1786805596.24 total 10.01 last 71.22) - open/close 1460 (time 1786805606.24 total 20.02 last 74.67) - open/close 2242 (time 1786805616.24 total 30.02 last 78.18) - open/close 2960 (time 1786805626.26 total 40.03 last 71.71) - open/close 3764 (time 1786805636.27 total 50.04 last 80.33) - open/close 4569 (time 1786805646.27 total 60.04 last 80.47) - open/close 5321 (time 1786805656.28 total 70.05 last 75.13) - open/close 6044 (time 1786805666.30 total 80.07 last 72.15) - open/close 6721 (time 1786805676.31 total 90.08 last 67.66) - open/close 7432 (time 1786805686.32 total 100.09 last 71.02) - open/close 8042 (time 1786805696.32 total 110.10 last 60.96) - open/close 8745 (time 1786805706.35 total 120.12 last 70.10) - open/close 9372 (time 1786805716.36 total 130.13 last 62.64) - open/close 9994 (time 1786805726.37 total 140.14 last 62.14) total: 10000 open/close in 140.26 seconds: 71.30 ops/second llite.lustre-ffff956c11576000.statahead_batch_max=0 llite.lustre-ffff956c11576000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff956c11576000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m13.245s user 0m0.384s sys 0m17.309s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff956c11576000.statahead_batch_max=32 llite.lustre-ffff956c11576000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff956c11576000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff956c11576000.stats=clear ls -l files in d123ad.sanity: 10001 real 2m2.994s user 0m0.396s sys 0m16.570s batched statahead RPC= hit count=9979 mdc.lustre-MDT0000-mdc-ffff956c11576000.batch_stats= snapshot_time: 1786805949.699741235 secs.nsecs start_time: 1786805809.948336868 secs.nsecs elapsed_time: 139.751404367 secs.nsecs subreqs per batch batches %% cum %% 1: 1 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-ffff956c11576000.batch_stats=0 llite.lustre-ffff956c11576000.statahead_max=2048 llite.lustre-ffff956c11576000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff956c11576000.batch_stats=0 total: 100 open/close in 3.01 seconds: 33.22 ops/second llite.lustre-ffff956c11576000.statahead_max=0 101 real 0m2.098s user 0m0.002s sys 0m0.376s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff956c11576000.statahead_max=2048 llite.lustre-ffff956c11576000.statahead_max=2048 101 real 0m0.933s user 0m0.006s sys 0m0.216s '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: 10078 miss_total: 22 swrong=0 ewrong=0 - open/close 687 (time 1786806284.61 total 10.00 last 68.68) total: 900 open/close in 13.42 seconds: 67.08 ops/second llite.lustre-ffff956c11576000.statahead_max=0 1001 real 0m22.160s user 0m0.046s sys 0m3.269s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff956c11576000.statahead_max=2048 llite.lustre-ffff956c11576000.statahead_max=2048 1001 real 0m9.104s user 0m0.028s sys 0m1.724s 'ls -l' 1000 files with statahead: 9 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11077 miss_total: 23 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff956c11576000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11077 miss_total: 23 mdc.lustre-MDT0000-mdc-ffff956c11576000.batch_stats= snapshot_time: 1786806355.977342552 secs.nsecs start_time: 1786805952.535995072 secs.nsecs elapsed_time: 403.441347480 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 729 (time 1786806368.48 total 10.00 last 72.87) - open/close 1347 (time 1786806378.49 total 20.02 last 61.72) - open/close 2081 (time 1786806388.49 total 30.02 last 73.40) - open/close 2718 (time 1786806398.49 total 40.02 last 63.69) - open/close 3369 (time 1786806408.50 total 50.02 last 65.06) - open/close 4075 (time 1786806418.50 total 60.03 last 70.54) - open/close 4822 (time 1786806428.52 total 70.04 last 74.61) - open/close 5614 (time 1786806438.53 total 80.05 last 79.11) - open/close 6345 (time 1786806448.53 total 90.06 last 73.10) - open/close 7065 (time 1786806458.53 total 100.06 last 71.99) - open/close 7697 (time 1786806468.54 total 110.07 last 63.11) - open/close 8404 (time 1786806478.55 total 120.08 last 70.64) - open/close 9068 (time 1786806488.56 total 130.09 last 66.33) - open/close 9703 (time 1786806498.57 total 140.09 last 63.48) total: 10000 open/close in 144.71 seconds: 69.10 ops/second llite.lustre-ffff956c11576000.statahead_batch_max=0 llite.lustre-ffff956c11576000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff956c11576000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m9.250s user 0m0.420s sys 0m18.359s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff956c11576000.statahead_batch_max=256 llite.lustre-ffff956c11576000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff956c11576000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff956c11576000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m11.638s user 0m0.406s sys 0m17.344s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff956c11576000.batch_stats= snapshot_time: 1786806672.504178999 secs.nsecs start_time: 1786806584.748388760 secs.nsecs elapsed_time: 87.755790239 secs.nsecs subreqs per batch batches %% cum %% 1: 146 49 49 2: 40 13 62 4: 29 9 72 8: 13 4 76 16: 20 6 83 32: 10 3 86 64: 4 1 88 128: 0 0 88 256: 35 11 100 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-ffff956c11576000.statahead_batch_max=64 llite.lustre-ffff956c11576000.statahead_max=128