== sanity test 123ad: Verify batching statahead works correctly ========================================================== 20:59:05 (1786841945) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff928e88db1800.batch_stats=0 llite.lustre-ffff928e88db1800.statahead_max=32 llite.lustre-ffff928e88db1800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff928e88db1800.batch_stats=0 total: 100 open/close in 0.61 seconds: 163.67 ops/second llite.lustre-ffff928e88db1800.statahead_max=0 101 real 0m0.573s user 0m0.002s sys 0m0.215s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff928e88db1800.statahead_max=32 llite.lustre-ffff928e88db1800.statahead_max=32 101 real 0m0.388s user 0m0.003s sys 0m0.232s 'ls -l' 100 files with statahead: 1 sec statahead total: 51 statahead wrong: 1 agl total: 47 list_total: 25 fname_total: 26 hit_total: 33833 miss_total: 182 swrong=1 ewrong=1 total: 900 open/close in 1.80 seconds: 499.32 ops/second llite.lustre-ffff928e88db1800.statahead_max=0 1001 real 0m5.446s user 0m0.015s sys 0m2.098s 'ls -l' 1000 files without statahead: 5 sec llite.lustre-ffff928e88db1800.statahead_max=32 llite.lustre-ffff928e88db1800.statahead_max=32 1001 real 0m3.677s user 0m0.014s sys 0m2.107s 'ls -l' 1000 files with statahead: 4 sec statahead total: 52 statahead wrong: 1 agl total: 48 list_total: 26 fname_total: 26 hit_total: 34832 miss_total: 183 swrong=1 ewrong=1 - open/close 4864 (time 1786841974.53 total 10.00 last 486.36) total: 9000 open/close in 18.45 seconds: 487.92 ops/second llite.lustre-ffff928e88db1800.statahead_max=0 10001 real 0m55.097s user 0m0.135s sys 0m21.339s 'ls -l' 10000 files without statahead: 55 sec llite.lustre-ffff928e88db1800.statahead_max=32 llite.lustre-ffff928e88db1800.statahead_max=32 10001 real 0m38.263s user 0m0.154s sys 0m21.890s 'ls -l' 10000 files with statahead: 38 sec statahead total: 53 statahead wrong: 1 agl total: 49 list_total: 27 fname_total: 26 hit_total: 44831 miss_total: 184 swrong=1 ewrong=1 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 57 seconds llite.lustre-ffff928e88db1800.statahead_stats= statahead total: 53 statahead wrong: 1 agl total: 49 list_total: 27 fname_total: 26 hit_total: 44831 miss_total: 184 mdc.lustre-MDT0000-mdc-ffff928e88db1800.batch_stats= snapshot_time: 1786842145.168666516 secs.nsecs start_time: 1786841947.083398054 secs.nsecs elapsed_time: 198.085268462 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 4867 (time 1786842155.87 total 10.00 last 486.65) - open/close 9729 (time 1786842165.88 total 20.00 last 486.10) total: 10000 open/close in 20.54 seconds: 486.82 ops/second llite.lustre-ffff928e88db1800.statahead_batch_max=0 llite.lustre-ffff928e88db1800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff928e88db1800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m36.448s user 0m0.146s sys 0m35.060s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff928e88db1800.statahead_batch_max=32 llite.lustre-ffff928e88db1800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff928e88db1800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff928e88db1800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m37.786s user 0m0.150s sys 0m21.870s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff928e88db1800.batch_stats= snapshot_time: 1786842249.915276880 secs.nsecs start_time: 1786842205.673119064 secs.nsecs elapsed_time: 44.242157816 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-ffff928e88db1800.batch_stats=0 llite.lustre-ffff928e88db1800.statahead_max=2048 llite.lustre-ffff928e88db1800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff928e88db1800.batch_stats=0 total: 100 open/close in 0.81 seconds: 123.36 ops/second llite.lustre-ffff928e88db1800.statahead_max=0 101 real 0m0.554s user 0m0.003s sys 0m0.186s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff928e88db1800.statahead_max=2048 llite.lustre-ffff928e88db1800.statahead_max=2048 101 real 0m0.323s user 0m0.005s sys 0m0.148s '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 swrong=0 ewrong=0 total: 900 open/close in 1.66 seconds: 542.14 ops/second llite.lustre-ffff928e88db1800.statahead_max=0 1001 real 0m5.253s user 0m0.012s sys 0m2.057s 'ls -l' 1000 files without statahead: 5 sec llite.lustre-ffff928e88db1800.statahead_max=2048 llite.lustre-ffff928e88db1800.statahead_max=2048 1001 real 0m3.523s user 0m0.019s sys 0m1.642s '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 swrong=0 ewrong=0 - open/close 4898 (time 1786842346.76 total 10.00 last 489.70) total: 9000 open/close in 18.31 seconds: 491.60 ops/second llite.lustre-ffff928e88db1800.statahead_max=0 10001 real 0m54.575s user 0m0.179s sys 0m21.098s 'ls -l' 10000 files without statahead: 55 sec llite.lustre-ffff928e88db1800.statahead_max=2048 llite.lustre-ffff928e88db1800.statahead_max=2048 10001 real 0m24.351s user 0m0.126s sys 0m17.507s '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 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 59 seconds llite.lustre-ffff928e88db1800.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-ffff928e88db1800.batch_stats= snapshot_time: 1786842505.837763773 secs.nsecs start_time: 1786842250.742062744 secs.nsecs elapsed_time: 255.095701029 secs.nsecs subreqs per batch batches %% cum %% 1: 448 66 66 2: 73 10 77 4: 65 9 86 8: 20 2 89 16: 7 1 90 32: 23 3 94 64: 0 0 94 128: 2 0 94 256: 37 5 100 - open/close 6018 (time 1786842516.91 total 10.00 last 601.75) total: 10000 open/close in 16.67 seconds: 599.91 ops/second llite.lustre-ffff928e88db1800.statahead_batch_max=0 llite.lustre-ffff928e88db1800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff928e88db1800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m31.083s user 0m0.126s sys 0m26.787s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff928e88db1800.statahead_batch_max=256 llite.lustre-ffff928e88db1800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff928e88db1800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff928e88db1800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m24.345s user 0m0.137s sys 0m17.372s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff928e88db1800.batch_stats= snapshot_time: 1786842586.943742000 secs.nsecs start_time: 1786842557.075785648 secs.nsecs elapsed_time: 29.867956352 secs.nsecs subreqs per batch batches %% cum %% 1: 298 58 58 2: 74 14 73 4: 60 11 85 8: 13 2 87 16: 3 0 88 32: 25 4 93 64: 0 0 93 128: 0 0 93 256: 34 6 100 unlink(/mnt/lustre/d123ad.sanity/f123ad.sanity0) error: No such file or directory total: 0 unlinks in 0 seconds: -nan unlinks/second unlink(/mnt/lustre/d123ad.sanity/f123ad.sanity0) error: No such file or directory total: 0 unlinks in 0 seconds: -nan unlinks/second seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff928e88db1800.statahead_batch_max=64 llite.lustre-ffff928e88db1800.statahead_max=128