== sanity test 123ad: Verify batching statahead works correctly ========================================================== 22:09:05 (1749607745) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8800a98c5000.batch_stats=0 llite.lustre-ffff8800a98c5000.statahead_max=32 llite.lustre-ffff8800a98c5000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800a98c5000.batch_stats=0 total: 100 open/close in 0.76 seconds: 132.06 ops/second llite.lustre-ffff8800a98c5000.statahead_max=0 101 real 0m0.747s user 0m0.007s sys 0m0.238s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800a98c5000.statahead_max=32 32 101 real 0m0.368s user 0m0.008s sys 0m0.123s ls -l 100 files with statahead: 0 sec statahead total: 44 statahead wrong: 1 agl total: 44 list_total: 19 fname_total: 25 hit_total: 11742 miss_total: 216 total: 900 open/close in 2.79 seconds: 322.22 ops/second llite.lustre-ffff8800a98c5000.statahead_max=0 1001 real 0m6.852s user 0m0.038s sys 0m2.309s ls -l 1000 files without statahead: 7 sec llite.lustre-ffff8800a98c5000.statahead_max=32 32 1001 real 0m2.222s user 0m0.022s sys 0m0.957s ls -l 1000 files with statahead: 3 sec statahead total: 45 statahead wrong: 1 agl total: 45 list_total: 20 fname_total: 25 hit_total: 12741 miss_total: 217 - open/close 3452 (time 1749607774.25 total 10.00 last 345.18) - open/close 7563 (time 1749607784.25 total 20.00 last 411.01) total: 9000 open/close in 23.63 seconds: 380.93 ops/second llite.lustre-ffff8800a98c5000.statahead_max=0 10001 real 1m18.598s user 0m0.832s sys 0m24.112s ls -l 10000 files without statahead: 78 sec llite.lustre-ffff8800a98c5000.statahead_max=32 32 10001 real 0m23.163s user 0m0.274s sys 0m9.453s ls -l 10000 files with statahead: 24 sec statahead total: 46 statahead wrong: 1 agl total: 46 list_total: 21 fname_total: 25 hit_total: 22740 miss_total: 237 ls -l done rm -r /mnt/lustre/d123ad.sanity: 46 seconds llite.lustre-ffff8800a98c5000.statahead_stats= statahead total: 46 statahead wrong: 1 agl total: 46 list_total: 21 fname_total: 25 hit_total: 22740 miss_total: 237 mdc.lustre-MDT0000-mdc-ffff8800a98c5000.batch_stats= snapshot_time: 1749607942.242957504 secs.nsecs start_time: 1749607746.492425359 secs.nsecs elapsed_time: 195.750532145 secs.nsecs subreqs per batch batches % cum % 1: 2 0 0 2: 0 0 0 4: 1 0 0 8: 3 0 1 16: 4 1 2 32: 346 97 100 - open/close 3701 (time 1749607952.84 total 10.00 last 370.05) - open/close 6913 (time 1749607962.84 total 20.00 last 321.19) total: 10000 open/close in 28.73 seconds: 348.02 ops/second llite.lustre-ffff8800a98c5000.statahead_batch_max=0 llite.lustre-ffff8800a98c5000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800a98c5000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m10.680s user 0m0.216s sys 0m9.414s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800a98c5000.statahead_batch_max=32 llite.lustre-ffff8800a98c5000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800a98c5000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800a98c5000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m22.960s user 0m0.273s sys 0m9.405s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800a98c5000.batch_stats= snapshot_time: 1749608009.909489797 secs.nsecs start_time: 1749607984.377361897 secs.nsecs elapsed_time: 25.532127900 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-ffff8800a98c5000.batch_stats=0 llite.lustre-ffff8800a98c5000.statahead_max=2048 llite.lustre-ffff8800a98c5000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8800a98c5000.batch_stats=0 total: 100 open/close in 0.59 seconds: 168.56 ops/second llite.lustre-ffff8800a98c5000.statahead_max=0 101 real 0m0.558s user 0m0.006s sys 0m0.201s ls -l 100 files without statahead: 0 sec llite.lustre-ffff8800a98c5000.statahead_max=2048 2048 101 real 0m0.293s user 0m0.002s sys 0m0.122s 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: 12 total: 900 open/close in 2.07 seconds: 435.26 ops/second llite.lustre-ffff8800a98c5000.statahead_max=0 1001 real 0m6.149s user 0m0.037s sys 0m2.195s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff8800a98c5000.statahead_max=2048 2048 1001 real 0m1.289s user 0m0.021s sys 0m0.944s ls -l 1000 files with statahead: 1 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 13 - open/close 4439 (time 1749608102.27 total 10.00 last 443.88) total: 9000 open/close in 19.69 seconds: 457.15 ops/second llite.lustre-ffff8800a98c5000.statahead_max=0 10001 real 0m55.299s user 0m0.402s sys 0m19.563s ls -l 10000 files without statahead: 56 sec llite.lustre-ffff8800a98c5000.statahead_max=2048 2048 10001 real 0m10.803s user 0m0.265s sys 0m9.169s ls -l 10000 files with statahead: 10 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 14 ls -l done rm -r /mnt/lustre/d123ad.sanity: 39 seconds llite.lustre-ffff8800a98c5000.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 14 mdc.lustre-MDT0000-mdc-ffff8800a98c5000.batch_stats= snapshot_time: 1749608223.156212511 secs.nsecs start_time: 1749608010.352124848 secs.nsecs elapsed_time: 212.804087663 secs.nsecs subreqs per batch batches % cum % 1: 275 65 65 2: 21 5 70 4: 17 4 75 8: 19 4 79 16: 30 7 86 32: 14 3 90 64: 2 0 90 128: 0 0 90 256: 39 9 100 - open/close 4352 (time 1749608233.72 total 10.00 last 435.18) - open/close 9266 (time 1749608243.73 total 20.00 last 491.37) total: 10000 open/close in 21.31 seconds: 469.34 ops/second llite.lustre-ffff8800a98c5000.statahead_batch_max=0 llite.lustre-ffff8800a98c5000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800a98c5000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m10.440s user 0m0.215s sys 0m9.263s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800a98c5000.statahead_batch_max=256 llite.lustre-ffff8800a98c5000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800a98c5000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800a98c5000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m10.564s user 0m0.237s sys 0m8.755s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800a98c5000.batch_stats= snapshot_time: 1749608270.228303716 secs.nsecs start_time: 1749608257.384452286 secs.nsecs elapsed_time: 12.843851430 secs.nsecs subreqs per batch batches % cum % 1: 164 63 63 2: 7 2 66 4: 9 3 69 8: 12 4 74 16: 20 7 82 32: 8 3 85 64: 2 0 86 128: 0 0 86 256: 36 13 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff8800a98c5000.statahead_batch_max=64 llite.lustre-ffff8800a98c5000.statahead_max=128