== sanity test 123ad: Verify batching statahead works correctly ========================================================== 12:10:07 (1776874207) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9ad651086000.batch_stats=0 llite.lustre-ffff9ad651086000.statahead_max=32 llite.lustre-ffff9ad651086000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9ad651086000.batch_stats=0 total: 100 open/close in 0.64 seconds: 157.47 ops/second llite.lustre-ffff9ad651086000.statahead_max=0 101 real 0m0.633s user 0m0.002s sys 0m0.245s ls -l 100 files without statahead: 1 sec llite.lustre-ffff9ad651086000.statahead_max=32 32 101 real 0m0.357s user 0m0.003s sys 0m0.206s ls -l 100 files with statahead: 1 sec statahead total: 64 statahead wrong: 2 agl total: 59 list_total: 27 fname_total: 35 hit_total: 33668 miss_total: 258 total: 900 open/close in 1.96 seconds: 459.59 ops/second llite.lustre-ffff9ad651086000.statahead_max=0 1001 real 0m5.385s user 0m0.018s sys 0m2.086s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff9ad651086000.statahead_max=32 32 1001 real 0m3.114s user 0m0.017s sys 0m1.762s ls -l 1000 files with statahead: 3 sec statahead total: 65 statahead wrong: 2 agl total: 60 list_total: 28 fname_total: 35 hit_total: 34667 miss_total: 259 - open/close 4896 (time 1776874235.61 total 10.00 last 489.49) total: 9000 open/close in 18.48 seconds: 487.00 ops/second llite.lustre-ffff9ad651086000.statahead_max=0 10001 real 0m58.109s user 0m0.210s sys 0m22.112s ls -l 10000 files without statahead: 58 sec llite.lustre-ffff9ad651086000.statahead_max=32 32 10001 real 0m36.456s user 0m0.151s sys 0m20.522s ls -l 10000 files with statahead: 36 sec statahead total: 66 statahead wrong: 2 agl total: 61 list_total: 29 fname_total: 35 hit_total: 44666 miss_total: 260 ls -l done rm -r /mnt/lustre/d123ad.sanity: 60 seconds llite.lustre-ffff9ad651086000.statahead_stats= statahead total: 66 statahead wrong: 2 agl total: 61 list_total: 29 fname_total: 35 hit_total: 44666 miss_total: 260 mdc.lustre-MDT0000-mdc-ffff9ad651086000.batch_stats= snapshot_time: 1776874410.113928184 secs.nsecs start_time: 1776874208.778749119 secs.nsecs elapsed_time: 201.335179065 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 4217 (time 1776874421.18 total 10.00 last 421.64) - open/close 8605 (time 1776874431.18 total 20.00 last 438.70) total: 10000 open/close in 23.23 seconds: 430.51 ops/second llite.lustre-ffff9ad651086000.statahead_batch_max=0 llite.lustre-ffff9ad651086000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9ad651086000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m30.995s user 0m0.147s sys 0m28.092s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9ad651086000.statahead_batch_max=32 llite.lustre-ffff9ad651086000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9ad651086000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9ad651086000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m37.162s user 0m0.156s sys 0m21.397s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9ad651086000.batch_stats= snapshot_time: 1776874511.039318103 secs.nsecs start_time: 1776874468.475312857 secs.nsecs elapsed_time: 42.564005246 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-ffff9ad651086000.batch_stats=0 llite.lustre-ffff9ad651086000.statahead_max=2048 llite.lustre-ffff9ad651086000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9ad651086000.batch_stats=0 total: 100 open/close in 0.61 seconds: 163.98 ops/second llite.lustre-ffff9ad651086000.statahead_max=0 101 real 0m0.565s user 0m0.002s sys 0m0.213s ls -l 100 files without statahead: 1 sec llite.lustre-ffff9ad651086000.statahead_max=2048 2048 101 real 0m0.360s user 0m0.001s sys 0m0.198s 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 2.04 seconds: 440.92 ops/second llite.lustre-ffff9ad651086000.statahead_max=0 1001 real 0m5.868s user 0m0.020s sys 0m2.245s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff9ad651086000.statahead_max=2048 2048 1001 real 0m3.346s user 0m0.016s sys 0m1.989s ls -l 1000 files with statahead: 4 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 - open/close 4321 (time 1776874624.49 total 10.00 last 432.03) - open/close 8600 (time 1776874634.49 total 20.00 last 427.86) total: 9000 open/close in 20.93 seconds: 430.00 ops/second llite.lustre-ffff9ad651086000.statahead_max=0 10001 real 0m58.368s user 0m0.195s sys 0m22.020s ls -l 10000 files without statahead: 59 sec llite.lustre-ffff9ad651086000.statahead_max=2048 2048 10001 real 0m27.912s user 0m0.140s sys 0m19.806s ls -l 10000 files with statahead: 28 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: 60 seconds llite.lustre-ffff9ad651086000.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-ffff9ad651086000.batch_stats= snapshot_time: 1776874793.514270300 secs.nsecs start_time: 1776874511.819172753 secs.nsecs elapsed_time: 281.695097547 secs.nsecs subreqs per batch batches % cum % 1: 454 62 62 2: 118 16 79 4: 65 8 87 8: 18 2 90 16: 7 0 91 32: 23 3 94 64: 1 0 94 128: 1 0 94 256: 37 5 100 - open/close 4502 (time 1776874805.15 total 10.00 last 450.14) - open/close 8959 (time 1776874815.15 total 20.00 last 445.60) total: 10000 open/close in 22.24 seconds: 449.66 ops/second llite.lustre-ffff9ad651086000.statahead_batch_max=0 llite.lustre-ffff9ad651086000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9ad651086000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m42.038s user 0m0.173s sys 0m34.964s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9ad651086000.statahead_batch_max=256 llite.lustre-ffff9ad651086000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9ad651086000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9ad651086000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m29.424s user 0m0.135s sys 0m20.144s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9ad651086000.batch_stats= snapshot_time: 1776874899.585235575 secs.nsecs start_time: 1776874862.714211730 secs.nsecs elapsed_time: 36.871023845 secs.nsecs subreqs per batch batches % cum % 1: 382 64 64 2: 80 13 77 4: 59 9 87 8: 13 2 89 16: 4 0 90 32: 22 3 94 64: 0 0 94 128: 0 0 94 256: 34 5 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff9ad651086000.statahead_batch_max=64 llite.lustre-ffff9ad651086000.statahead_max=128