== sanity test 123ad: Verify batching statahead works correctly ========================================================== 00:09:28 (1763356168) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff900a8659a000.batch_stats=0 llite.lustre-ffff900a8659a000.statahead_max=32 llite.lustre-ffff900a8659a000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff900a8659a000.batch_stats=0 total: 100 open/close in 0.61 seconds: 164.53 ops/second llite.lustre-ffff900a8659a000.statahead_max=0 101 real 0m0.589s user 0m0.004s sys 0m0.212s ls -l 100 files without statahead: 0 sec llite.lustre-ffff900a8659a000.statahead_max=32 32 101 real 0m0.394s user 0m0.004s sys 0m0.226s ls -l 100 files with statahead: 0 sec statahead total: 77 statahead wrong: 1 agl total: 72 list_total: 30 fname_total: 47 hit_total: 33641 miss_total: 229 total: 900 open/close in 1.91 seconds: 470.80 ops/second llite.lustre-ffff900a8659a000.statahead_max=0 1001 real 0m5.636s user 0m0.014s sys 0m1.958s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff900a8659a000.statahead_max=32 32 1001 real 0m3.971s user 0m0.019s sys 0m2.289s ls -l 1000 files with statahead: 4 sec statahead total: 78 statahead wrong: 1 agl total: 73 list_total: 31 fname_total: 47 hit_total: 34640 miss_total: 230 - open/close 4563 (time 1763356197.74 total 10.00 last 456.23) total: 9000 open/close in 19.62 seconds: 458.65 ops/second llite.lustre-ffff900a8659a000.statahead_max=0 10001 real 0m56.449s user 0m0.165s sys 0m19.508s ls -l 10000 files without statahead: 56 sec llite.lustre-ffff900a8659a000.statahead_max=32 32 10001 real 0m41.108s user 0m0.173s sys 0m24.683s ls -l 10000 files with statahead: 41 sec statahead total: 79 statahead wrong: 1 agl total: 74 list_total: 32 fname_total: 47 hit_total: 44639 miss_total: 231 ls -l done rm -r /mnt/lustre/d123ad.sanity: 65 seconds llite.lustre-ffff900a8659a000.statahead_stats= statahead total: 79 statahead wrong: 1 agl total: 74 list_total: 32 fname_total: 47 hit_total: 44639 miss_total: 231 mdc.lustre-MDT0000-mdc-ffff900a8659a000.batch_stats= snapshot_time: 1763356379.932585340 secs.nsecs start_time: 1763356169.630225473 secs.nsecs elapsed_time: 210.302359867 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 2552 (time 1763356390.86 total 10.00 last 255.13) - open/close 5833 (time 1763356400.87 total 20.01 last 328.00) - open/close 8426 (time 1763356410.87 total 30.01 last 259.26) total: 10000 open/close in 36.18 seconds: 276.42 ops/second llite.lustre-ffff900a8659a000.statahead_batch_max=0 llite.lustre-ffff900a8659a000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff900a8659a000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m31.263s user 0m0.139s sys 0m28.727s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff900a8659a000.statahead_batch_max=32 llite.lustre-ffff900a8659a000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff900a8659a000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff900a8659a000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m37.955s user 0m0.136s sys 0m20.004s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff900a8659a000.batch_stats= snapshot_time: 1763356493.831478584 secs.nsecs start_time: 1763356451.300492715 secs.nsecs elapsed_time: 42.530985869 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 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff900a8659a000.batch_stats=0 llite.lustre-ffff900a8659a000.statahead_max=2048 llite.lustre-ffff900a8659a000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff900a8659a000.batch_stats=0 total: 100 open/close in 1.07 seconds: 93.35 ops/second llite.lustre-ffff900a8659a000.statahead_max=0 101 real 0m0.667s user 0m0.006s sys 0m0.234s ls -l 100 files without statahead: 1 sec llite.lustre-ffff900a8659a000.statahead_max=2048 2048 101 real 0m0.447s user 0m0.002s sys 0m0.278s 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: 2 total: 900 open/close in 2.55 seconds: 353.51 ops/second llite.lustre-ffff900a8659a000.statahead_max=0 1001 real 0m5.932s user 0m0.016s sys 0m2.091s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff900a8659a000.statahead_max=2048 2048 1001 real 0m2.978s user 0m0.015s sys 0m1.115s 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 4609 (time 1763356606.83 total 10.00 last 460.83) total: 9000 open/close in 19.48 seconds: 461.97 ops/second llite.lustre-ffff900a8659a000.statahead_max=0 10001 real 1m1.052s user 0m0.211s sys 0m20.686s ls -l 10000 files without statahead: 61 sec llite.lustre-ffff900a8659a000.statahead_max=2048 2048 10001 real 0m24.909s user 0m0.156s sys 0m17.879s 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: 63 seconds llite.lustre-ffff900a8659a000.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-ffff900a8659a000.batch_stats= snapshot_time: 1763356774.914396121 secs.nsecs start_time: 1763356494.655965787 secs.nsecs elapsed_time: 280.258430334 secs.nsecs subreqs per batch batches % cum % 1: 58 38 38 2: 3 2 40 4: 10 6 47 8: 6 4 51 16: 5 3 55 32: 25 16 71 64: 1 0 72 128: 1 0 73 256: 40 26 100 - open/close 4670 (time 1763356785.65 total 10.00 last 466.96) - open/close 8531 (time 1763356795.65 total 20.00 last 386.08) total: 10000 open/close in 24.31 seconds: 411.32 ops/second llite.lustre-ffff900a8659a000.statahead_batch_max=0 llite.lustre-ffff900a8659a000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff900a8659a000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m29.065s user 0m0.136s sys 0m24.132s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff900a8659a000.statahead_batch_max=256 llite.lustre-ffff900a8659a000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff900a8659a000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff900a8659a000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m31.331s user 0m0.135s sys 0m20.765s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff900a8659a000.batch_stats= snapshot_time: 1763356868.339253927 secs.nsecs start_time: 1763356831.660565274 secs.nsecs elapsed_time: 36.678688653 secs.nsecs subreqs per batch batches % cum % 1: 204 60 60 2: 49 14 75 4: 17 5 80 8: 2 0 80 16: 3 0 81 32: 24 7 88 64: 2 0 89 128: 0 0 89 256: 35 10 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff900a8659a000.statahead_batch_max=64 llite.lustre-ffff900a8659a000.statahead_max=128