== sanity test 123ad: Verify batching statahead works correctly ========================================================== 14:15:32 (1772910932) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9b528bab6800.batch_stats=0 llite.lustre-ffff9b528bab6800.statahead_max=32 llite.lustre-ffff9b528bab6800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9b528bab6800.batch_stats=0 total: 100 open/close in 0.58 seconds: 172.37 ops/second llite.lustre-ffff9b528bab6800.statahead_max=0 101 real 0m0.588s user 0m0.002s sys 0m0.202s ls -l 100 files without statahead: 0 sec llite.lustre-ffff9b528bab6800.statahead_max=32 32 101 real 0m0.387s user 0m0.003s sys 0m0.212s ls -l 100 files with statahead: 0 sec statahead total: 59 statahead wrong: 2 agl total: 54 list_total: 28 fname_total: 31 hit_total: 34509 miss_total: 1235 total: 900 open/close in 1.85 seconds: 487.23 ops/second llite.lustre-ffff9b528bab6800.statahead_max=0 1001 real 0m5.725s user 0m0.022s sys 0m2.002s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff9b528bab6800.statahead_max=32 32 1001 real 0m3.584s user 0m0.011s sys 0m2.039s ls -l 1000 files with statahead: 4 sec statahead total: 60 statahead wrong: 2 agl total: 55 list_total: 29 fname_total: 31 hit_total: 35508 miss_total: 1236 - open/close 4826 (time 1772910961.12 total 10.00 last 482.59) total: 9000 open/close in 19.58 seconds: 459.58 ops/second llite.lustre-ffff9b528bab6800.statahead_max=0 10001 real 0m56.265s user 0m0.146s sys 0m20.021s ls -l 10000 files without statahead: 57 sec llite.lustre-ffff9b528bab6800.statahead_max=32 32 10001 real 0m42.432s user 0m0.136s sys 0m22.585s ls -l 10000 files with statahead: 42 sec statahead total: 61 statahead wrong: 2 agl total: 56 list_total: 30 fname_total: 31 hit_total: 45507 miss_total: 1237 ls -l done rm -r /mnt/lustre/d123ad.sanity: 68 seconds llite.lustre-ffff9b528bab6800.statahead_stats= statahead total: 61 statahead wrong: 2 agl total: 56 list_total: 30 fname_total: 31 hit_total: 45507 miss_total: 1237 mdc.lustre-MDT0000-mdc-ffff9b528bab6800.batch_stats= snapshot_time: 1772911150.197268607 secs.nsecs start_time: 1772910933.653870506 secs.nsecs elapsed_time: 216.543398101 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 0 0 0 4: 1 0 0 8: 3 0 1 16: 4 1 2 32: 346 97 100 - open/close 4669 (time 1772911160.91 total 10.00 last 466.88) - open/close 9449 (time 1772911170.91 total 20.00 last 477.89) total: 10000 open/close in 21.34 seconds: 468.53 ops/second llite.lustre-ffff9b528bab6800.statahead_batch_max=0 llite.lustre-ffff9b528bab6800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9b528bab6800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.862s user 0m0.124s sys 0m31.874s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9b528bab6800.statahead_batch_max=32 llite.lustre-ffff9b528bab6800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9b528bab6800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9b528bab6800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m38.802s user 0m0.138s sys 0m20.590s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9b528bab6800.batch_stats= snapshot_time: 1772911254.800124145 secs.nsecs start_time: 1772911209.748164058 secs.nsecs elapsed_time: 45.051960087 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-ffff9b528bab6800.batch_stats=0 llite.lustre-ffff9b528bab6800.statahead_max=2048 llite.lustre-ffff9b528bab6800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9b528bab6800.batch_stats=0 total: 100 open/close in 1.03 seconds: 97.25 ops/second llite.lustre-ffff9b528bab6800.statahead_max=0 101 real 0m1.006s user 0m0.004s sys 0m0.366s ls -l 100 files without statahead: 1 sec llite.lustre-ffff9b528bab6800.statahead_max=2048 2048 101 real 0m0.561s user 0m0.004s sys 0m0.329s 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 2.79 seconds: 322.57 ops/second llite.lustre-ffff9b528bab6800.statahead_max=0 1001 real 0m7.883s user 0m0.023s sys 0m2.859s ls -l 1000 files without statahead: 8 sec llite.lustre-ffff9b528bab6800.statahead_max=2048 2048 1001 real 0m3.353s user 0m0.017s sys 0m1.848s 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 2549 (time 1772911390.12 total 10.00 last 254.85) - open/close 7061 (time 1772911400.12 total 20.00 last 451.14) total: 9000 open/close in 24.14 seconds: 372.81 ops/second llite.lustre-ffff9b528bab6800.statahead_max=0 10001 real 1m5.837s user 0m0.173s sys 0m23.371s ls -l 10000 files without statahead: 66 sec llite.lustre-ffff9b528bab6800.statahead_max=2048 2048 10001 real 0m45.656s user 0m0.145s sys 0m29.756s ls -l 10000 files with statahead: 46 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: 74 seconds llite.lustre-ffff9b528bab6800.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-ffff9b528bab6800.batch_stats= snapshot_time: 1772911602.370635072 secs.nsecs start_time: 1772911255.957683782 secs.nsecs elapsed_time: 346.412951290 secs.nsecs subreqs per batch batches % cum % 1: 417 71 71 2: 81 13 84 4: 16 2 87 8: 4 0 88 16: 9 1 89 32: 18 3 93 64: 1 0 93 128: 2 0 93 256: 38 6 100 - open/close 4409 (time 1772911613.72 total 10.00 last 440.88) - open/close 8838 (time 1772911623.72 total 20.00 last 442.83) total: 10000 open/close in 22.62 seconds: 442.01 ops/second llite.lustre-ffff9b528bab6800.statahead_batch_max=0 llite.lustre-ffff9b528bab6800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9b528bab6800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m54.187s user 0m0.133s sys 0m45.399s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9b528bab6800.statahead_batch_max=256 llite.lustre-ffff9b528bab6800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9b528bab6800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9b528bab6800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m37.991s user 0m0.155s sys 0m23.868s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9b528bab6800.batch_stats= snapshot_time: 1772911728.616242494 secs.nsecs start_time: 1772911683.359025514 secs.nsecs elapsed_time: 45.257216980 secs.nsecs subreqs per batch batches % cum % 1: 632 72 72 2: 137 15 87 4: 40 4 92 8: 10 1 93 16: 4 0 93 32: 20 2 96 64: 0 0 96 128: 0 0 96 256: 33 3 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff9b528bab6800.statahead_batch_max=64 llite.lustre-ffff9b528bab6800.statahead_max=128