== sanity test 123ad: Verify batching statahead works correctly ========================================================== 09:09:11 (1724764151) batching: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8800aa5df000.batch_stats=0 llite.lustre-ffff8800aa5df000.statahead_max=32 llite.lustre-ffff8800aa5df000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800aa5df000.batch_stats=0 total: 100 open/close in 0.89 seconds: 111.74 ops/second llite.lustre-ffff8800aa5df000.statahead_max=0 101 real 0m0.883s user 0m0.026s sys 0m0.222s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800aa5df000.statahead_max=32 32 101 real 0m0.358s user 0m0.004s sys 0m0.124s ls -l 100 files with statahead: 1 sec statahead total: 29 statahead wrong: 0 agl total: 29 list_total: 29 fname_total: 0 hit_total: 1942 miss_total: 139 total: 900 open/close in 2.97 seconds: 302.68 ops/second llite.lustre-ffff8800aa5df000.statahead_max=0 1001 real 0m6.590s user 0m0.041s sys 0m2.134s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff8800aa5df000.statahead_max=32 32 1001 real 0m2.337s user 0m0.022s sys 0m0.935s ls -l 1000 files with statahead: 2 sec statahead total: 30 statahead wrong: 0 agl total: 30 list_total: 30 fname_total: 0 hit_total: 2941 miss_total: 144 ls -l done rm -r /mnt/lustre/d123ad.sanity/: 6 seconds rm done statahead total: 30 statahead wrong: 0 agl total: 30 list_total: 30 fname_total: 0 hit_total: 2941 miss_total: 144 mdc.lustre-MDT0000-mdc-ffff8800aa5df000.batch_stats= snapshot_time: 1724764177.273320853 secs.nsecs start_time: 1724764152.490138088 secs.nsecs elapsed_time: 24.783182765 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 1 2 2 8: 2 5 7 16: 2 5 12 32: 34 87 100 - open/close 3251 (time 1724764188.11 total 10.00 last 325.02) - open/close 7959 (time 1724764198.11 total 20.00 last 470.77) total: 10000 open/close in 24.06 seconds: 415.67 ops/second llite.lustre-ffff8800aa5df000.statahead_batch_max=0 llite.lustre-ffff8800aa5df000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa5df000.stats=clear 10001 real 0m10.768s user 0m0.229s sys 0m8.594s llite.lustre-ffff8800aa5df000.statahead_batch_max=32 llite.lustre-ffff8800aa5df000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa5df000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa5df000.stats=clear 10001 real 0m20.584s user 0m0.232s sys 0m8.708s unbatched RPCs: 10004, batched RPCs: 315 mdc.lustre-MDT0000-mdc-ffff8800aa5df000.batch_stats= snapshot_time: 1724764237.866125924 secs.nsecs start_time: 1724764214.802099581 secs.nsecs elapsed_time: 23.064026343 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 batching: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff8800aa5df000.batch_stats=0 llite.lustre-ffff8800aa5df000.statahead_max=2048 llite.lustre-ffff8800aa5df000.statahead_batch_max=256 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800aa5df000.batch_stats=0 total: 100 open/close in 1.07 seconds: 93.62 ops/second llite.lustre-ffff8800aa5df000.statahead_max=0 101 real 0m0.687s user 0m0.003s sys 0m0.225s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800aa5df000.statahead_max=2048 2048 101 real 0m0.313s user 0m0.005s sys 0m0.113s 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: 10 total: 900 open/close in 2.59 seconds: 347.11 ops/second llite.lustre-ffff8800aa5df000.statahead_max=0 1001 real 0m6.389s user 0m0.066s sys 0m2.089s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff8800aa5df000.statahead_max=2048 2048 1001 real 0m1.295s user 0m0.026s sys 0m0.922s ls -l 1000 files with statahead: 1 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 11 ls -l done rm -r /mnt/lustre/d123ad.sanity/: 5 seconds rm done statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 11 mdc.lustre-MDT0000-mdc-ffff8800aa5df000.batch_stats= snapshot_time: 1724764305.979654122 secs.nsecs start_time: 1724764238.541995824 secs.nsecs elapsed_time: 67.437658298 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 3055 (time 1724764316.63 total 10.00 last 305.39) - open/close 6448 (time 1724764326.64 total 20.01 last 339.20) total: 10000 open/close in 29.20 seconds: 342.52 ops/second llite.lustre-ffff8800aa5df000.statahead_batch_max=0 llite.lustre-ffff8800aa5df000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa5df000.stats=clear 10001 real 0m11.246s user 0m0.236s sys 0m9.136s llite.lustre-ffff8800aa5df000.statahead_batch_max=256 llite.lustre-ffff8800aa5df000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa5df000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa5df000.stats=clear 10001 real 0m10.647s user 0m0.224s sys 0m9.108s unbatched RPCs: 10004, batched RPCs: 534 mdc.lustre-MDT0000-mdc-ffff8800aa5df000.batch_stats= snapshot_time: 1724764362.426305654 secs.nsecs start_time: 1724764349.107945447 secs.nsecs elapsed_time: 13.318360207 secs.nsecs subreqs per batch batches % cum % 1: 385 72 72 2: 25 4 76 4: 22 4 80 8: 26 4 85 16: 23 4 90 32: 17 3 93 64: 2 0 93 128: 0 0 93 256: 34 6 100 seq.cli-lustre-OST0000-super.width=33554431 seq.cli-lustre-OST0001-super.width=33554431 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff8800aa5df000.statahead_batch_max=64 llite.lustre-ffff8800aa5df000.statahead_max=128