== sanity test 123ad: Verify batching statahead works correctly ========================================================== 07:55:31 (1756814131) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff968c82e43000.batch_stats=0 llite.lustre-ffff968c82e43000.statahead_max=32 llite.lustre-ffff968c82e43000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff968c82e43000.batch_stats=0 total: 100 open/close in 0.66 seconds: 151.72 ops/second llite.lustre-ffff968c82e43000.statahead_max=0 101 real 0m0.532s user 0m0.003s sys 0m0.178s ls -l 100 files without statahead: 0 sec llite.lustre-ffff968c82e43000.statahead_max=32 32 101 real 0m0.398s user 0m0.002s sys 0m0.180s ls -l 100 files with statahead: 0 sec statahead total: 97 statahead wrong: 1 agl total: 92 list_total: 31 fname_total: 63 hit_total: 33593 miss_total: 239 total: 900 open/close in 2.02 seconds: 446.47 ops/second llite.lustre-ffff968c82e43000.statahead_max=0 1001 real 0m6.439s user 0m0.021s sys 0m2.160s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff968c82e43000.statahead_max=32 32 1001 real 0m3.452s user 0m0.017s sys 0m1.918s ls -l 1000 files with statahead: 3 sec statahead total: 98 statahead wrong: 1 agl total: 93 list_total: 32 fname_total: 63 hit_total: 34592 miss_total: 240 - open/close 3631 (time 1756814162.25 total 10.00 last 363.04) - open/close 7589 (time 1756814172.25 total 20.00 last 395.76) total: 9000 open/close in 23.37 seconds: 385.10 ops/second llite.lustre-ffff968c82e43000.statahead_max=0 10001 real 1m5.825s user 0m0.191s sys 0m22.054s ls -l 10000 files without statahead: 66 sec llite.lustre-ffff968c82e43000.statahead_max=32 32 10001 real 0m35.703s user 0m0.177s sys 0m19.433s ls -l 10000 files with statahead: 36 sec statahead total: 99 statahead wrong: 1 agl total: 94 list_total: 33 fname_total: 63 hit_total: 44591 miss_total: 241 ls -l done rm -r /mnt/lustre/d123ad.sanity: 65 seconds llite.lustre-ffff968c82e43000.statahead_stats= statahead total: 99 statahead wrong: 1 agl total: 94 list_total: 33 fname_total: 63 hit_total: 44591 miss_total: 241 mdc.lustre-MDT0000-mdc-ffff968c82e43000.batch_stats= snapshot_time: 1756814352.228881529 secs.nsecs start_time: 1756814133.328455825 secs.nsecs elapsed_time: 218.900425704 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 1 0 0 8: 3 0 1 16: 4 1 2 32: 346 97 100 - open/close 3095 (time 1756814363.14 total 10.00 last 309.41) - open/close 6458 (time 1756814373.15 total 20.00 last 336.26) - open/close 9932 (time 1756814383.15 total 30.01 last 347.33) total: 10000 open/close in 30.16 seconds: 331.53 ops/second llite.lustre-ffff968c82e43000.statahead_batch_max=0 llite.lustre-ffff968c82e43000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff968c82e43000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m41.469s user 0m0.166s sys 0m38.145s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff968c82e43000.statahead_batch_max=32 llite.lustre-ffff968c82e43000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff968c82e43000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff968c82e43000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m39.978s user 0m0.145s sys 0m23.481s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff968c82e43000.batch_stats= snapshot_time: 1756814472.462706008 secs.nsecs start_time: 1756814427.294337170 secs.nsecs elapsed_time: 45.168368838 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 2 0 1 32: 312 98 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff968c82e43000.batch_stats=0 llite.lustre-ffff968c82e43000.statahead_max=2048 llite.lustre-ffff968c82e43000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff968c82e43000.batch_stats=0 total: 100 open/close in 0.62 seconds: 162.06 ops/second llite.lustre-ffff968c82e43000.statahead_max=0 101 real 0m0.616s user 0m0.005s sys 0m0.219s ls -l 100 files without statahead: 1 sec llite.lustre-ffff968c82e43000.statahead_max=2048 2048 101 real 0m0.672s user 0m0.001s sys 0m0.230s 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: 10098 miss_total: 2 total: 900 open/close in 2.16 seconds: 417.12 ops/second llite.lustre-ffff968c82e43000.statahead_max=0 1001 real 0m6.611s user 0m0.019s sys 0m2.285s ls -l 1000 files without statahead: 7 sec llite.lustre-ffff968c82e43000.statahead_max=2048 2048 1001 real 0m3.064s user 0m0.015s sys 0m1.474s 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: 11097 miss_total: 3 - open/close 4276 (time 1756814585.48 total 10.00 last 427.52) - open/close 8340 (time 1756814595.48 total 20.00 last 406.38) total: 9000 open/close in 21.68 seconds: 415.05 ops/second llite.lustre-ffff968c82e43000.statahead_max=0 10001 real 1m1.546s user 0m0.210s sys 0m20.719s ls -l 10000 files without statahead: 62 sec llite.lustre-ffff968c82e43000.statahead_max=2048 2048 10001 real 0m24.618s user 0m0.135s sys 0m17.874s ls -l 10000 files with statahead: 25 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 4 ls -l done rm -r /mnt/lustre/d123ad.sanity: 68 seconds llite.lustre-ffff968c82e43000.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 4 mdc.lustre-MDT0000-mdc-ffff968c82e43000.batch_stats= snapshot_time: 1756814761.004587974 secs.nsecs start_time: 1756814473.259376155 secs.nsecs elapsed_time: 287.745211819 secs.nsecs subreqs per batch batches % cum % 1: 234 62 62 2: 36 9 72 4: 27 7 79 8: 5 1 81 16: 6 1 82 32: 23 6 88 64: 1 0 89 128: 1 0 89 256: 39 10 100 - open/close 2805 (time 1756814771.91 total 10.00 last 280.49) - open/close 5669 (time 1756814781.91 total 20.00 last 286.30) total: 10000 open/close in 29.77 seconds: 335.95 ops/second llite.lustre-ffff968c82e43000.statahead_batch_max=0 llite.lustre-ffff968c82e43000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff968c82e43000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m30.138s user 0m0.158s sys 0m25.435s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff968c82e43000.statahead_batch_max=256 llite.lustre-ffff968c82e43000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff968c82e43000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff968c82e43000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m26.076s user 0m0.130s sys 0m18.872s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff968c82e43000.batch_stats= snapshot_time: 1756814855.000884524 secs.nsecs start_time: 1756814824.528031112 secs.nsecs elapsed_time: 30.472853412 secs.nsecs subreqs per batch batches % cum % 1: 193 62 62 2: 36 11 74 4: 9 2 77 8: 5 1 79 16: 3 0 80 32: 25 8 88 64: 0 0 88 128: 0 0 88 256: 36 11 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff968c82e43000.statahead_batch_max=64 llite.lustre-ffff968c82e43000.statahead_max=128