== sanity test 123ad: Verify batching statahead works correctly ========================================================== 18:14:55 (1746137695) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff88012c467800.batch_stats=0 llite.lustre-ffff88012c467800.statahead_max=32 llite.lustre-ffff88012c467800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff88012c467800.batch_stats=0 total: 100 open/close in 1.20 seconds: 83.56 ops/second llite.lustre-ffff88012c467800.statahead_max=0 101 real 0m1.113s user 0m0.000s sys 0m0.289s ls -l 100 files without statahead: 1 sec llite.lustre-ffff88012c467800.statahead_max=32 32 101 real 0m0.344s user 0m0.000s sys 0m0.121s ls -l 100 files with statahead: 0 sec statahead total: 90 statahead wrong: 2 agl total: 90 list_total: 25 fname_total: 65 hit_total: 5989 miss_total: 1299 total: 900 open/close in 5.39 seconds: 167.12 ops/second llite.lustre-ffff88012c467800.statahead_max=0 1001 real 0m10.847s user 0m0.153s sys 0m2.625s ls -l 1000 files without statahead: 11 sec llite.lustre-ffff88012c467800.statahead_max=32 32 1001 real 0m4.526s user 0m0.031s sys 0m1.130s ls -l 1000 files with statahead: 4 sec statahead total: 91 statahead wrong: 2 agl total: 91 list_total: 26 fname_total: 65 hit_total: 6988 miss_total: 1308 - open/close 1345 (time 1746137736.72 total 10.00 last 134.46) - open/close 2739 (time 1746137746.73 total 20.01 last 139.29) total: 3000 open/close in 21.58 seconds: 139.04 ops/second llite.lustre-ffff88012c467800.statahead_max=0 4001 real 0m43.058s user 0m0.499s sys 0m10.478s ls -l 4000 files without statahead: 43 sec llite.lustre-ffff88012c467800.statahead_max=32 32 4001 real 0m13.612s user 0m0.134s sys 0m4.117s ls -l 4000 files with statahead: 14 sec statahead total: 92 statahead wrong: 2 agl total: 92 list_total: 27 fname_total: 65 hit_total: 10987 miss_total: 1330 ls -l done rm -r /mnt/lustre/d123ad.sanity: 30 seconds llite.lustre-ffff88012c467800.statahead_stats= statahead total: 92 statahead wrong: 2 agl total: 92 list_total: 27 fname_total: 65 hit_total: 10987 miss_total: 1330 mdc.lustre-MDT0000-mdc-ffff88012c467800.batch_stats= snapshot_time: 1746137840.655376395 secs.nsecs start_time: 1746137697.326122246 secs.nsecs elapsed_time: 143.329254149 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 1 0 0 8: 3 1 2 16: 3 1 4 32: 159 95 100 - open/close 1426 (time 1746137851.91 total 10.01 last 142.52) - open/close 2717 (time 1746137861.92 total 20.01 last 128.99) - open/close 4128 (time 1746137871.92 total 30.02 last 141.06) - open/close 5805 (time 1746137881.92 total 40.02 last 167.70) - open/close 7466 (time 1746137891.92 total 50.02 last 166.10) - open/close 8801 (time 1746137901.93 total 60.02 last 133.42) - open/close 9986 (time 1746137911.93 total 70.03 last 118.46) total: 10000 open/close in 70.14 seconds: 142.57 ops/second llite.lustre-ffff88012c467800.statahead_batch_max=0 llite.lustre-ffff88012c467800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012c467800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m19.191s user 0m0.275s sys 0m8.802s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88012c467800.statahead_batch_max=32 llite.lustre-ffff88012c467800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012c467800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88012c467800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.149s user 0m0.339s sys 0m10.218s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88012c467800.batch_stats= snapshot_time: 1746137972.319076281 secs.nsecs start_time: 1746137934.729116993 secs.nsecs elapsed_time: 37.589959288 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-ffff88012c467800.batch_stats=0 llite.lustre-ffff88012c467800.statahead_max=2048 llite.lustre-ffff88012c467800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff88012c467800.batch_stats=0 total: 100 open/close in 1.04 seconds: 96.46 ops/second llite.lustre-ffff88012c467800.statahead_max=0 101 real 0m1.002s user 0m0.003s sys 0m0.275s ls -l 100 files without statahead: 1 sec llite.lustre-ffff88012c467800.statahead_max=2048 2048 101 real 0m0.368s user 0m0.002s sys 0m0.121s 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: 67 total: 900 open/close in 5.38 seconds: 167.29 ops/second llite.lustre-ffff88012c467800.statahead_max=0 1001 real 0m11.546s user 0m0.090s sys 0m2.648s ls -l 1000 files without statahead: 12 sec llite.lustre-ffff88012c467800.statahead_max=2048 2048 1001 real 0m1.955s user 0m0.026s sys 0m1.069s ls -l 1000 files with statahead: 2 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 68 - open/close 1697 (time 1746138144.83 total 10.00 last 169.65) total: 3000 open/close in 16.85 seconds: 178.09 ops/second llite.lustre-ffff88012c467800.statahead_max=0 4001 real 0m32.222s user 0m0.485s sys 0m8.997s ls -l 4000 files without statahead: 32 sec llite.lustre-ffff88012c467800.statahead_max=2048 2048 4001 real 0m5.339s user 0m0.106s sys 0m3.846s ls -l 4000 files with statahead: 6 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 15096 miss_total: 69 ls -l done rm -r /mnt/lustre/d123ad.sanity: 25 seconds llite.lustre-ffff88012c467800.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 15096 miss_total: 69 mdc.lustre-MDT0000-mdc-ffff88012c467800.batch_stats= snapshot_time: 1746138218.951931988 secs.nsecs start_time: 1746137972.973017347 secs.nsecs elapsed_time: 245.978914641 secs.nsecs subreqs per batch batches % cum % 1: 86 62 62 2: 4 2 65 4: 7 5 70 8: 10 7 78 16: 6 4 82 32: 4 2 85 64: 0 0 85 128: 2 1 86 256: 18 13 100 - open/close 2312 (time 1746138229.82 total 10.00 last 231.17) - open/close 4543 (time 1746138239.83 total 20.00 last 223.08) - open/close 6900 (time 1746138249.83 total 30.00 last 235.66) - open/close 8974 (time 1746138259.83 total 40.01 last 207.34) total: 10000 open/close in 44.07 seconds: 226.90 ops/second llite.lustre-ffff88012c467800.statahead_batch_max=0 llite.lustre-ffff88012c467800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012c467800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m13.165s user 0m0.278s sys 0m8.513s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88012c467800.statahead_batch_max=256 llite.lustre-ffff88012c467800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012c467800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88012c467800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m13.146s user 0m0.285s sys 0m9.820s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88012c467800.batch_stats= snapshot_time: 1746138295.416758312 secs.nsecs start_time: 1746138279.484438630 secs.nsecs elapsed_time: 15.932319682 secs.nsecs subreqs per batch batches % cum % 1: 211 65 65 2: 18 5 70 4: 17 5 75 8: 13 4 79 16: 16 4 84 32: 12 3 88 64: 1 0 88 128: 0 0 88 256: 36 11 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff88012c467800.statahead_batch_max=64 llite.lustre-ffff88012c467800.statahead_max=128