== sanity test 123ad: Verify batching statahead works correctly ========================================================== 13:55:38 (1772477738) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff898aca08c800.batch_stats=0 llite.lustre-ffff898aca08c800.statahead_max=32 llite.lustre-ffff898aca08c800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff898aca08c800.batch_stats=0 total: 100 open/close in 0.59 seconds: 168.34 ops/second llite.lustre-ffff898aca08c800.statahead_max=0 101 real 0m0.533s user 0m0.004s sys 0m0.216s ls -l 100 files without statahead: 1 sec llite.lustre-ffff898aca08c800.statahead_max=32 32 101 real 0m0.383s user 0m0.002s sys 0m0.191s ls -l 100 files with statahead: 0 sec statahead total: 89 statahead wrong: 1 agl total: 84 list_total: 31 fname_total: 49 hit_total: 29122 miss_total: 239 total: 900 open/close in 1.67 seconds: 537.58 ops/second llite.lustre-ffff898aca08c800.statahead_max=0 1001 real 0m6.156s user 0m0.016s sys 0m2.429s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff898aca08c800.statahead_max=32 32 1001 real 0m3.839s user 0m0.012s sys 0m2.201s ls -l 1000 files with statahead: 3 sec statahead total: 90 statahead wrong: 1 agl total: 85 list_total: 32 fname_total: 49 hit_total: 30121 miss_total: 240 - open/close 4709 (time 1772477768.15 total 10.00 last 470.85) total: 9000 open/close in 19.20 seconds: 468.69 ops/second llite.lustre-ffff898aca08c800.statahead_max=0 10001 real 1m0.661s user 0m0.249s sys 0m23.618s ls -l 10000 files without statahead: 61 sec llite.lustre-ffff898aca08c800.statahead_max=32 32 10001 real 0m43.913s user 0m0.162s sys 0m26.281s ls -l 10000 files with statahead: 43 sec statahead total: 91 statahead wrong: 1 agl total: 86 list_total: 33 fname_total: 49 hit_total: 40120 miss_total: 241 ls -l done rm -r /mnt/lustre/d123ad.sanity: 65 seconds llite.lustre-ffff898aca08c800.statahead_stats= statahead total: 91 statahead wrong: 1 agl total: 86 list_total: 33 fname_total: 49 hit_total: 40120 miss_total: 241 mdc.lustre-MDT0000-mdc-ffff898aca08c800.batch_stats= snapshot_time: 1772477961.508049076 secs.nsecs start_time: 1772477739.795135449 secs.nsecs elapsed_time: 221.712913627 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 4611 (time 1772477972.32 total 10.00 last 461.07) - open/close 9121 (time 1772477982.32 total 20.00 last 450.98) total: 10000 open/close in 21.95 seconds: 455.50 ops/second llite.lustre-ffff898aca08c800.statahead_batch_max=0 llite.lustre-ffff898aca08c800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff898aca08c800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m37.868s user 0m0.165s sys 0m35.990s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff898aca08c800.statahead_batch_max=32 llite.lustre-ffff898aca08c800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff898aca08c800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff898aca08c800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m41.754s user 0m0.150s sys 0m24.737s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff898aca08c800.batch_stats= snapshot_time: 1772478074.373270036 secs.nsecs start_time: 1772478025.503092279 secs.nsecs elapsed_time: 48.870177757 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-ffff898aca08c800.batch_stats=0 llite.lustre-ffff898aca08c800.statahead_max=2048 llite.lustre-ffff898aca08c800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff898aca08c800.batch_stats=0 total: 100 open/close in 0.74 seconds: 135.28 ops/second llite.lustre-ffff898aca08c800.statahead_max=0 101 real 0m1.187s user 0m0.006s sys 0m0.365s ls -l 100 files without statahead: 1 sec llite.lustre-ffff898aca08c800.statahead_max=2048 2048 101 real 0m0.351s user 0m0.002s sys 0m0.234s 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 2.05 seconds: 438.59 ops/second llite.lustre-ffff898aca08c800.statahead_max=0 1001 real 0m6.902s user 0m0.018s sys 0m2.671s ls -l 1000 files without statahead: 7 sec llite.lustre-ffff898aca08c800.statahead_max=2048 2048 1001 real 0m3.399s user 0m0.014s sys 0m1.812s 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 4407 (time 1772478197.47 total 10.00 last 440.69) - open/close 7666 (time 1772478207.47 total 20.00 last 325.88) total: 9000 open/close in 22.96 seconds: 391.94 ops/second llite.lustre-ffff898aca08c800.statahead_max=0 10001 real 1m11.574s user 0m0.187s sys 0m26.515s ls -l 10000 files without statahead: 72 sec llite.lustre-ffff898aca08c800.statahead_max=2048 2048 10001 real 0m29.658s user 0m0.144s sys 0m19.932s ls -l 10000 files with statahead: 30 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: 67 seconds llite.lustre-ffff898aca08c800.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-ffff898aca08c800.batch_stats= snapshot_time: 1772478393.712224897 secs.nsecs start_time: 1772478075.193640754 secs.nsecs elapsed_time: 318.518584143 secs.nsecs subreqs per batch batches % cum % 1: 401 66 66 2: 87 14 80 4: 41 6 87 8: 9 1 88 16: 7 1 89 32: 22 3 93 64: 0 0 93 128: 1 0 93 256: 38 6 100 - open/close 4501 (time 1772478404.52 total 10.00 last 449.99) - open/close 8894 (time 1772478414.52 total 20.00 last 439.27) total: 10000 open/close in 22.33 seconds: 447.80 ops/second llite.lustre-ffff898aca08c800.statahead_batch_max=0 llite.lustre-ffff898aca08c800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff898aca08c800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.157s user 0m0.151s sys 0m29.410s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff898aca08c800.statahead_batch_max=256 llite.lustre-ffff898aca08c800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff898aca08c800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff898aca08c800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m30.462s user 0m0.128s sys 0m20.127s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff898aca08c800.batch_stats= snapshot_time: 1772478491.477636163 secs.nsecs start_time: 1772478454.146286320 secs.nsecs elapsed_time: 37.331349843 secs.nsecs subreqs per batch batches % cum % 1: 361 65 65 2: 66 11 77 4: 47 8 85 8: 18 3 89 16: 2 0 89 32: 24 4 93 64: 0 0 93 128: 0 0 93 256: 34 6 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff898aca08c800.statahead_batch_max=64 llite.lustre-ffff898aca08c800.statahead_max=128