== sanity test 123ad: Verify batching statahead works correctly ========================================================== 16:08:41 (1746130121) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8800b603f000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8800b603f000.batch_stats=0 llite.lustre-ffff8800b603f000.statahead_max=32 llite.lustre-ffff8800b603f000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800b603f000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8800b603f000.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 1.42 seconds: 70.39 ops/second llite.lustre-ffff8800b603f000.statahead_max=0 101 real 0m1.225s user 0m0.014s sys 0m0.305s ls -l 100 files without statahead: 2 sec llite.lustre-ffff8800b603f000.statahead_max=32 32 101 real 0m0.393s user 0m0.008s sys 0m0.136s ls -l 100 files with statahead: 1 sec statahead total: 114 statahead wrong: 2 agl total: 114 list_total: 27 fname_total: 87 hit_total: 5433 miss_total: 406 total: 900 open/close in 5.07 seconds: 177.49 ops/second llite.lustre-ffff8800b603f000.statahead_max=0 1001 real 0m10.911s user 0m0.078s sys 0m2.881s ls -l 1000 files without statahead: 11 sec llite.lustre-ffff8800b603f000.statahead_max=32 32 1001 real 0m2.965s user 0m0.021s sys 0m1.089s ls -l 1000 files with statahead: 3 sec statahead total: 115 statahead wrong: 2 agl total: 115 list_total: 28 fname_total: 87 hit_total: 6432 miss_total: 413 - open/close 1647 (time 1746130161.33 total 10.00 last 164.66) total: 3000 open/close in 17.91 seconds: 167.54 ops/second llite.lustre-ffff8800b603f000.statahead_max=0 4001 real 0m46.176s user 0m0.474s sys 0m11.234s ls -l 4000 files without statahead: 46 sec llite.lustre-ffff8800b603f000.statahead_max=32 32 4001 real 0m12.247s user 0m0.120s sys 0m4.330s ls -l 4000 files with statahead: 12 sec statahead total: 116 statahead wrong: 2 agl total: 116 list_total: 29 fname_total: 87 hit_total: 10431 miss_total: 438 ls -l done rm -r /mnt/lustre/d123ad.sanity: 35 seconds llite.lustre-ffff8800b603f000.statahead_stats= statahead total: 116 statahead wrong: 2 agl total: 116 list_total: 29 fname_total: 87 hit_total: 10431 miss_total: 438 mdc.lustre-MDT0000-mdc-ffff8800b603f000.batch_stats= snapshot_time: 1746130267.442920628 secs.nsecs start_time: 1746130123.185281482 secs.nsecs elapsed_time: 144.257639146 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 2 1 1 4: 4 2 4 8: 5 3 7 16: 104 64 71 32: 46 28 100 mdc.lustre-MDT0001-mdc-ffff8800b603f000.batch_stats= snapshot_time: 1746130267.444668699 secs.nsecs start_time: 1746130123.187160603 secs.nsecs elapsed_time: 144.257508096 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 2 1 1 8: 5 3 4 16: 72 43 47 32: 87 52 100 - open/close 1555 (time 1746130278.66 total 10.00 last 155.45) - open/close 3561 (time 1746130288.66 total 20.00 last 200.59) - open/close 5261 (time 1746130298.67 total 30.01 last 169.97) - open/close 6894 (time 1746130308.67 total 40.01 last 163.23) - open/close 8599 (time 1746130318.68 total 50.01 last 170.42) total: 10000 open/close in 57.92 seconds: 172.65 ops/second llite.lustre-ffff8800b603f000.statahead_batch_max=0 llite.lustre-ffff8800b603f000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b603f000.stats=clear mdc.lustre-MDT0001-mdc-ffff8800b603f000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m21.176s user 0m0.230s sys 0m9.438s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800b603f000.statahead_batch_max=32 llite.lustre-ffff8800b603f000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b603f000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff8800b603f000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b603f000.stats=clear mdc.lustre-MDT0001-mdc-ffff8800b603f000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.866s user 0m0.318s sys 0m10.600s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800b603f000.batch_stats= snapshot_time: 1746130389.124601729 secs.nsecs start_time: 1746130350.886373829 secs.nsecs elapsed_time: 38.238227900 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 2 0 0 32: 312 99 100 mdc.lustre-MDT0001-mdc-ffff8800b603f000.batch_stats= snapshot_time: 1746130389.124687631 secs.nsecs start_time: 1746130350.887869787 secs.nsecs elapsed_time: 38.236817844 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff8800b603f000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8800b603f000.batch_stats=0 llite.lustre-ffff8800b603f000.statahead_max=2048 llite.lustre-ffff8800b603f000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8800b603f000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8800b603f000.batch_stats=0 striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ad.sanity total: 100 open/close in 1.11 seconds: 89.75 ops/second llite.lustre-ffff8800b603f000.statahead_max=0 101 real 0m1.066s user 0m0.000s sys 0m0.299s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800b603f000.statahead_max=2048 2048 101 real 0m0.341s user 0m0.005s sys 0m0.130s 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: 10098 miss_total: 64 total: 900 open/close in 4.94 seconds: 182.29 ops/second llite.lustre-ffff8800b603f000.statahead_max=0 1001 real 0m11.240s user 0m0.041s sys 0m2.897s ls -l 1000 files without statahead: 12 sec llite.lustre-ffff8800b603f000.statahead_max=2048 2048 1001 real 0m2.044s user 0m0.021s sys 0m1.055s ls -l 1000 files with statahead: 2 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 65 - open/close 1786 (time 1746130563.73 total 10.00 last 178.57) total: 3000 open/close in 15.89 seconds: 188.85 ops/second llite.lustre-ffff8800b603f000.statahead_max=0 4001 real 0m39.539s user 0m0.432s sys 0m10.366s ls -l 4000 files without statahead: 40 sec llite.lustre-ffff8800b603f000.statahead_max=2048 2048 4001 real 0m5.220s user 0m0.104s sys 0m3.966s ls -l 4000 files with statahead: 5 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 15096 miss_total: 66 ls -l done rm -r /mnt/lustre/d123ad.sanity: 29 seconds llite.lustre-ffff8800b603f000.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 15096 miss_total: 66 mdc.lustre-MDT0000-mdc-ffff8800b603f000.batch_stats= snapshot_time: 1746130648.804604362 secs.nsecs start_time: 1746130389.810315209 secs.nsecs elapsed_time: 258.994289153 secs.nsecs subreqs per batch batches % cum % 1: 3 13 13 2: 2 8 21 4: 2 8 30 8: 2 8 39 16: 0 0 39 32: 0 0 39 64: 1 4 43 128: 1 4 47 256: 12 52 100 mdc.lustre-MDT0001-mdc-ffff8800b603f000.batch_stats= snapshot_time: 1746130648.805859811 secs.nsecs start_time: 1746130389.810409933 secs.nsecs elapsed_time: 258.995449878 secs.nsecs subreqs per batch batches % cum % 1: 1 4 4 2: 1 4 9 4: 1 4 13 8: 5 22 36 16: 0 0 36 32: 0 0 36 64: 1 4 40 128: 0 0 40 256: 13 59 100 - open/close 1888 (time 1746130659.77 total 10.00 last 188.75) - open/close 3622 (time 1746130669.77 total 20.00 last 173.38) - open/close 5410 (time 1746130679.77 total 30.01 last 178.76) - open/close 6879 (time 1746130689.78 total 40.01 last 146.84) - open/close 8428 (time 1746130699.79 total 50.02 last 154.75) total: 10000 open/close in 58.44 seconds: 171.12 ops/second llite.lustre-ffff8800b603f000.statahead_batch_max=0 llite.lustre-ffff8800b603f000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b603f000.stats=clear mdc.lustre-MDT0001-mdc-ffff8800b603f000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m18.855s user 0m0.252s sys 0m9.179s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800b603f000.statahead_batch_max=256 llite.lustre-ffff8800b603f000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b603f000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff8800b603f000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b603f000.stats=clear mdc.lustre-MDT0001-mdc-ffff8800b603f000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m17.643s user 0m0.313s sys 0m10.782s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800b603f000.batch_stats= snapshot_time: 1746130751.427360137 secs.nsecs start_time: 1746130729.820049524 secs.nsecs elapsed_time: 21.607310613 secs.nsecs subreqs per batch batches % cum % 1: 91 48 48 2: 7 3 52 4: 11 5 58 8: 9 4 63 16: 15 8 71 32: 13 6 78 64: 4 2 80 128: 0 0 80 256: 36 19 100 mdc.lustre-MDT0001-mdc-ffff8800b603f000.batch_stats= snapshot_time: 1746130751.427468071 secs.nsecs start_time: 1746130729.820117837 secs.nsecs elapsed_time: 21.607350234 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff8800b603f000.statahead_batch_max=64 llite.lustre-ffff8800b603f000.statahead_max=128