== sanity test 123ad: Verify batching statahead works correctly ========================================================== 06:42:55 (1769082175) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9c1e48ccf000.batch_stats=0 llite.lustre-ffff9c1e48ccf000.statahead_max=32 llite.lustre-ffff9c1e48ccf000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9c1e48ccf000.batch_stats=0 total: 100 open/close in 0.67 seconds: 148.85 ops/second llite.lustre-ffff9c1e48ccf000.statahead_max=0 101 real 0m0.621s user 0m0.001s sys 0m0.222s ls -l 100 files without statahead: 0 sec llite.lustre-ffff9c1e48ccf000.statahead_max=32 32 101 real 0m0.361s user 0m0.003s sys 0m0.189s ls -l 100 files with statahead: 0 sec statahead total: 113 statahead wrong: 1 agl total: 106 list_total: 32 fname_total: 54 hit_total: 18811 miss_total: 247 total: 900 open/close in 2.21 seconds: 406.50 ops/second llite.lustre-ffff9c1e48ccf000.statahead_max=0 1001 real 0m6.721s user 0m0.028s sys 0m2.303s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff9c1e48ccf000.statahead_max=32 32 1001 real 0m3.330s user 0m0.020s sys 0m1.884s ls -l 1000 files with statahead: 4 sec statahead total: 114 statahead wrong: 1 agl total: 107 list_total: 33 fname_total: 54 hit_total: 19810 miss_total: 248 - open/close 3819 (time 1769082205.67 total 10.00 last 381.89) - open/close 8014 (time 1769082215.68 total 20.00 last 419.42) total: 9000 open/close in 22.27 seconds: 404.17 ops/second llite.lustre-ffff9c1e48ccf000.statahead_max=0 10001 real 0m57.270s user 0m0.237s sys 0m20.033s ls -l 10000 files without statahead: 58 sec llite.lustre-ffff9c1e48ccf000.statahead_max=32 32 10001 real 0m32.570s user 0m0.159s sys 0m18.216s ls -l 10000 files with statahead: 32 sec statahead total: 115 statahead wrong: 1 agl total: 108 list_total: 34 fname_total: 54 hit_total: 29809 miss_total: 249 ls -l done rm -r /mnt/lustre/d123ad.sanity: 56 seconds llite.lustre-ffff9c1e48ccf000.statahead_stats= statahead total: 115 statahead wrong: 1 agl total: 108 list_total: 34 fname_total: 54 hit_total: 29809 miss_total: 249 mdc.lustre-MDT0000-mdc-ffff9c1e48ccf000.batch_stats= snapshot_time: 1769082373.415167143 secs.nsecs start_time: 1769082176.517778468 secs.nsecs elapsed_time: 196.897388675 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 4 1 1 16: 4 1 2 32: 346 97 100 - open/close 5238 (time 1769082384.19 total 10.00 last 523.79) total: 10000 open/close in 18.90 seconds: 529.08 ops/second llite.lustre-ffff9c1e48ccf000.statahead_batch_max=0 llite.lustre-ffff9c1e48ccf000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9c1e48ccf000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m28.074s user 0m0.151s sys 0m27.189s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9c1e48ccf000.statahead_batch_max=32 llite.lustre-ffff9c1e48ccf000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9c1e48ccf000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9c1e48ccf000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m33.642s user 0m0.175s sys 0m18.036s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9c1e48ccf000.batch_stats= snapshot_time: 1769082461.980601323 secs.nsecs start_time: 1769082423.585490399 secs.nsecs elapsed_time: 38.395110924 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-ffff9c1e48ccf000.batch_stats=0 llite.lustre-ffff9c1e48ccf000.statahead_max=2048 llite.lustre-ffff9c1e48ccf000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9c1e48ccf000.batch_stats=0 total: 100 open/close in 0.57 seconds: 175.90 ops/second llite.lustre-ffff9c1e48ccf000.statahead_max=0 101 real 0m0.517s user 0m0.002s sys 0m0.188s ls -l 100 files without statahead: 0 sec llite.lustre-ffff9c1e48ccf000.statahead_max=2048 2048 101 real 0m0.457s user 0m0.003s sys 0m0.276s 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 2.02 seconds: 446.56 ops/second llite.lustre-ffff9c1e48ccf000.statahead_max=0 1001 real 0m6.196s user 0m0.024s sys 0m2.256s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff9c1e48ccf000.statahead_max=2048 2048 1001 real 0m3.559s user 0m0.011s sys 0m1.381s 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 4859 (time 1769082570.37 total 10.00 last 485.84) total: 9000 open/close in 17.71 seconds: 508.26 ops/second llite.lustre-ffff9c1e48ccf000.statahead_max=0 10001 real 0m51.768s user 0m0.219s sys 0m18.620s ls -l 10000 files without statahead: 52 sec llite.lustre-ffff9c1e48ccf000.statahead_max=2048 2048 10001 real 0m24.880s user 0m0.145s sys 0m17.767s ls -l 10000 files with statahead: 25 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: 53 seconds llite.lustre-ffff9c1e48ccf000.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-ffff9c1e48ccf000.batch_stats= snapshot_time: 1769082718.162044292 secs.nsecs start_time: 1769082462.760466882 secs.nsecs elapsed_time: 255.401577410 secs.nsecs subreqs per batch batches % cum % 1: 107 46 46 2: 27 11 57 4: 22 9 67 8: 6 2 69 16: 4 1 71 32: 25 10 82 64: 0 0 82 128: 1 0 82 256: 40 17 100 - open/close 4943 (time 1769082729.26 total 10.00 last 494.23) total: 10000 open/close in 19.22 seconds: 520.19 ops/second llite.lustre-ffff9c1e48ccf000.statahead_batch_max=0 llite.lustre-ffff9c1e48ccf000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9c1e48ccf000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m25.979s user 0m0.155s sys 0m23.142s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9c1e48ccf000.statahead_batch_max=256 llite.lustre-ffff9c1e48ccf000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9c1e48ccf000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9c1e48ccf000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m23.196s user 0m0.163s sys 0m16.925s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9c1e48ccf000.batch_stats= snapshot_time: 1769082794.172658407 secs.nsecs start_time: 1769082766.801663194 secs.nsecs elapsed_time: 27.370995213 secs.nsecs subreqs per batch batches % cum % 1: 98 46 46 2: 22 10 56 4: 24 11 67 8: 5 2 70 16: 2 0 71 32: 25 11 83 64: 0 0 83 128: 0 0 83 256: 36 16 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff9c1e48ccf000.statahead_batch_max=64 llite.lustre-ffff9c1e48ccf000.statahead_max=128