== sanity test 123ad: Verify batching statahead works correctly ========================================================== 15:36:00 (1784230560) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9b49994df800.batch_stats=0 llite.lustre-ffff9b49994df800.statahead_max=32 llite.lustre-ffff9b49994df800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9b49994df800.batch_stats=0 total: 100 open/close in 0.67 seconds: 149.48 ops/second llite.lustre-ffff9b49994df800.statahead_max=0 101 real 0m0.635s user 0m0.004s sys 0m0.242s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff9b49994df800.statahead_max=32 llite.lustre-ffff9b49994df800.statahead_max=32 101 real 0m0.492s user 0m0.003s sys 0m0.324s 'ls -l' 100 files with statahead: 1 sec statahead total: 95 statahead wrong: 2 agl total: 91 list_total: 29 fname_total: 66 hit_total: 3887 miss_total: 1359 swrong=2 ewrong=2 total: 900 open/close in 2.17 seconds: 414.85 ops/second llite.lustre-ffff9b49994df800.statahead_max=0 1001 real 0m6.286s user 0m0.022s sys 0m2.372s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff9b49994df800.statahead_max=32 llite.lustre-ffff9b49994df800.statahead_max=32 1001 real 0m3.642s user 0m0.013s sys 0m2.134s 'ls -l' 1000 files with statahead: 4 sec statahead total: 96 statahead wrong: 2 agl total: 92 list_total: 30 fname_total: 66 hit_total: 4886 miss_total: 1360 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 6 seconds llite.lustre-ffff9b49994df800.statahead_stats= statahead total: 96 statahead wrong: 2 agl total: 92 list_total: 30 fname_total: 66 hit_total: 4886 miss_total: 1360 mdc.lustre-MDT0000-mdc-ffff9b49994df800.batch_stats= snapshot_time: 1784230586.590098115 secs.nsecs start_time: 1784230561.681029922 secs.nsecs elapsed_time: 24.909068193 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 1 2 5 8: 2 5 10 16: 2 5 15 32: 34 85 100 - open/close 4034 (time 1784230598.15 total 10.00 last 403.39) - open/close 8230 (time 1784230608.15 total 20.00 last 419.56) total: 10000 open/close in 24.41 seconds: 409.69 ops/second llite.lustre-ffff9b49994df800.statahead_batch_max=0 llite.lustre-ffff9b49994df800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9b49994df800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m43.441s user 0m0.223s sys 0m40.264s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9b49994df800.statahead_batch_max=32 llite.lustre-ffff9b49994df800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9b49994df800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9b49994df800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m40.456s user 0m0.157s sys 0m24.232s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9b49994df800.batch_stats= snapshot_time: 1784230705.341527624 secs.nsecs start_time: 1784230659.086827405 secs.nsecs elapsed_time: 46.254700219 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-ffff9b49994df800.batch_stats=0 llite.lustre-ffff9b49994df800.statahead_max=2048 llite.lustre-ffff9b49994df800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9b49994df800.batch_stats=0 total: 100 open/close in 1.05 seconds: 94.84 ops/second llite.lustre-ffff9b49994df800.statahead_max=0 101 real 0m0.599s user 0m0.002s sys 0m0.226s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff9b49994df800.statahead_max=2048 llite.lustre-ffff9b49994df800.statahead_max=2048 101 real 0m0.354s user 0m0.001s sys 0m0.188s '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: 2 swrong=0 ewrong=0 total: 900 open/close in 1.93 seconds: 466.92 ops/second llite.lustre-ffff9b49994df800.statahead_max=0 1001 real 0m5.982s user 0m0.023s sys 0m2.266s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff9b49994df800.statahead_max=2048 llite.lustre-ffff9b49994df800.statahead_max=2048 1001 real 0m4.072s user 0m0.018s sys 0m1.473s '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 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 6 seconds llite.lustre-ffff9b49994df800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 mdc.lustre-MDT0000-mdc-ffff9b49994df800.batch_stats= snapshot_time: 1784230822.083324508 secs.nsecs start_time: 1784230706.175415926 secs.nsecs elapsed_time: 115.907908582 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 22 22 16: 2 22 44 32: 0 0 44 64: 0 0 44 128: 1 11 55 256: 4 44 100 - open/close 4107 (time 1784230833.36 total 10.00 last 410.69) - open/close 8450 (time 1784230843.36 total 20.00 last 434.22) total: 10000 open/close in 23.25 seconds: 430.03 ops/second llite.lustre-ffff9b49994df800.statahead_batch_max=0 llite.lustre-ffff9b49994df800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9b49994df800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m43.439s user 0m0.200s sys 0m35.773s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9b49994df800.statahead_batch_max=256 llite.lustre-ffff9b49994df800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9b49994df800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9b49994df800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m30.831s user 0m0.171s sys 0m21.246s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9b49994df800.batch_stats= snapshot_time: 1784230930.373696955 secs.nsecs start_time: 1784230893.290963066 secs.nsecs elapsed_time: 37.082733889 secs.nsecs subreqs per batch batches %% cum %% 1: 590 70 70 2: 107 12 83 4: 72 8 91 8: 10 1 93 16: 7 0 93 32: 17 2 95 64: 1 0 96 128: 0 0 96 256: 33 3 100 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-ffff9b49994df800.statahead_batch_max=64 llite.lustre-ffff9b49994df800.statahead_max=128