== sanity test 123ad: Verify batching statahead works correctly ========================================================== 13:07:03 (1772474823) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffffa09d460ee800.batch_stats=0 llite.lustre-ffffa09d460ee800.statahead_max=32 llite.lustre-ffffa09d460ee800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffffa09d460ee800.batch_stats=0 total: 100 open/close in 0.80 seconds: 124.31 ops/second llite.lustre-ffffa09d460ee800.statahead_max=0 101 real 0m0.686s user 0m0.002s sys 0m0.239s ls -l 100 files without statahead: 0 sec llite.lustre-ffffa09d460ee800.statahead_max=32 32 101 real 0m0.352s user 0m0.003s sys 0m0.171s ls -l 100 files with statahead: 0 sec statahead total: 101 statahead wrong: 2 agl total: 96 list_total: 32 fname_total: 69 hit_total: 11698 miss_total: 1153 total: 900 open/close in 2.46 seconds: 366.21 ops/second llite.lustre-ffffa09d460ee800.statahead_max=0 1001 real 0m6.455s user 0m0.030s sys 0m2.195s ls -l 1000 files without statahead: 6 sec llite.lustre-ffffa09d460ee800.statahead_max=32 32 1001 real 0m3.363s user 0m0.020s sys 0m1.722s ls -l 1000 files with statahead: 4 sec statahead total: 102 statahead wrong: 2 agl total: 97 list_total: 33 fname_total: 69 hit_total: 12697 miss_total: 1154 - open/close 4185 (time 1772474854.64 total 10.00 last 418.42) - open/close 8377 (time 1772474864.64 total 20.00 last 419.13) total: 9000 open/close in 21.41 seconds: 420.39 ops/second llite.lustre-ffffa09d460ee800.statahead_max=0 10001 real 0m56.978s user 0m0.230s sys 0m20.025s ls -l 10000 files without statahead: 57 sec llite.lustre-ffffa09d460ee800.statahead_max=32 32 10001 real 0m32.452s user 0m0.176s sys 0m17.654s ls -l 10000 files with statahead: 33 sec statahead total: 103 statahead wrong: 2 agl total: 98 list_total: 34 fname_total: 69 hit_total: 22696 miss_total: 1155 ls -l done rm -r /mnt/lustre/d123ad.sanity: 59 seconds llite.lustre-ffffa09d460ee800.statahead_stats= statahead total: 103 statahead wrong: 2 agl total: 98 list_total: 34 fname_total: 69 hit_total: 22696 miss_total: 1155 mdc.lustre-MDT0000-mdc-ffffa09d460ee800.batch_stats= snapshot_time: 1772475024.140734390 secs.nsecs start_time: 1772474825.273316965 secs.nsecs elapsed_time: 198.867417425 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 5129 (time 1772475035.61 total 10.00 last 512.77) total: 10000 open/close in 19.23 seconds: 520.02 ops/second llite.lustre-ffffa09d460ee800.statahead_batch_max=0 llite.lustre-ffffa09d460ee800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa09d460ee800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m29.545s user 0m0.144s sys 0m26.858s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffffa09d460ee800.statahead_batch_max=32 llite.lustre-ffffa09d460ee800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa09d460ee800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffffa09d460ee800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m31.671s user 0m0.165s sys 0m16.839s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffffa09d460ee800.batch_stats= snapshot_time: 1772475112.846296934 secs.nsecs start_time: 1772475076.849717790 secs.nsecs elapsed_time: 35.996579144 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-ffffa09d460ee800.batch_stats=0 llite.lustre-ffffa09d460ee800.statahead_max=2048 llite.lustre-ffffa09d460ee800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffffa09d460ee800.batch_stats=0 total: 100 open/close in 0.59 seconds: 169.12 ops/second llite.lustre-ffffa09d460ee800.statahead_max=0 101 real 0m0.555s user 0m0.006s sys 0m0.196s ls -l 100 files without statahead: 0 sec llite.lustre-ffffa09d460ee800.statahead_max=2048 2048 101 real 0m0.681s user 0m0.003s sys 0m0.202s 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 1.75 seconds: 514.32 ops/second llite.lustre-ffffa09d460ee800.statahead_max=0 1001 real 0m5.021s user 0m0.012s sys 0m1.892s ls -l 1000 files without statahead: 5 sec llite.lustre-ffffa09d460ee800.statahead_max=2048 2048 1001 real 0m2.794s user 0m0.012s sys 0m1.030s 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 5460 (time 1772475212.46 total 10.00 last 545.93) total: 9000 open/close in 16.56 seconds: 543.63 ops/second llite.lustre-ffffa09d460ee800.statahead_max=0 10001 real 0m53.539s user 0m0.203s sys 0m19.360s ls -l 10000 files without statahead: 54 sec llite.lustre-ffffa09d460ee800.statahead_max=2048 2048 10001 real 0m26.651s user 0m0.166s sys 0m18.284s ls -l 10000 files with statahead: 27 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: 56 seconds llite.lustre-ffffa09d460ee800.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-ffffa09d460ee800.batch_stats= snapshot_time: 1772475365.108062799 secs.nsecs start_time: 1772475113.739587239 secs.nsecs elapsed_time: 251.368475560 secs.nsecs subreqs per batch batches % cum % 1: 210 57 57 2: 51 13 71 4: 30 8 79 8: 5 1 80 16: 4 1 81 32: 26 7 89 64: 0 0 89 128: 1 0 89 256: 39 10 100 - open/close 5207 (time 1772475375.87 total 10.00 last 520.64) total: 10000 open/close in 19.46 seconds: 514.00 ops/second llite.lustre-ffffa09d460ee800.statahead_batch_max=0 llite.lustre-ffffa09d460ee800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa09d460ee800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m30.294s user 0m0.173s sys 0m25.264s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffffa09d460ee800.statahead_batch_max=256 llite.lustre-ffffa09d460ee800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa09d460ee800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffffa09d460ee800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m23.917s user 0m0.131s sys 0m17.493s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffffa09d460ee800.batch_stats= snapshot_time: 1772475446.368505466 secs.nsecs start_time: 1772475418.101258167 secs.nsecs elapsed_time: 28.267247299 secs.nsecs subreqs per batch batches % cum % 1: 248 60 60 2: 50 12 73 4: 37 9 82 8: 10 2 84 16: 3 0 85 32: 24 5 91 64: 0 0 91 128: 0 0 91 256: 35 8 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffffa09d460ee800.statahead_batch_max=64 llite.lustre-ffffa09d460ee800.statahead_max=128