== sanity test 123ad: Verify batching statahead works correctly ========================================================== 22:42:03 (1781664123) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8cbd447cb800.batch_stats=0 llite.lustre-ffff8cbd447cb800.statahead_max=32 llite.lustre-ffff8cbd447cb800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8cbd447cb800.batch_stats=0 total: 100 open/close in 0.67 seconds: 148.19 ops/second llite.lustre-ffff8cbd447cb800.statahead_max=0 101 real 0m0.702s user 0m0.003s sys 0m0.269s 'ls -l' 100 files without statahead: 0 sec llite.lustre-ffff8cbd447cb800.statahead_max=32 llite.lustre-ffff8cbd447cb800.statahead_max=32 101 real 0m0.400s user 0m0.001s sys 0m0.252s 'ls -l' 100 files with statahead: 0 sec statahead total: 58 statahead wrong: 2 agl total: 53 list_total: 26 fname_total: 29 hit_total: 24084 miss_total: 1269 swrong=2 ewrong=2 total: 900 open/close in 1.84 seconds: 488.91 ops/second llite.lustre-ffff8cbd447cb800.statahead_max=0 1001 real 0m5.647s user 0m0.014s sys 0m2.063s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffff8cbd447cb800.statahead_max=32 llite.lustre-ffff8cbd447cb800.statahead_max=32 1001 real 0m3.703s user 0m0.015s sys 0m2.233s 'ls -l' 1000 files with statahead: 4 sec statahead total: 59 statahead wrong: 2 agl total: 54 list_total: 27 fname_total: 29 hit_total: 25083 miss_total: 1270 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 5 seconds llite.lustre-ffff8cbd447cb800.statahead_stats= statahead total: 59 statahead wrong: 2 agl total: 54 list_total: 27 fname_total: 29 hit_total: 25083 miss_total: 1270 mdc.lustre-MDT0000-mdc-ffff8cbd447cb800.batch_stats= snapshot_time: 1781664148.577738340 secs.nsecs start_time: 1781664125.287849225 secs.nsecs elapsed_time: 23.289889115 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 0 0 2 8: 3 7 10 16: 2 5 15 32: 34 85 100 - open/close 4548 (time 1781664160.31 total 10.00 last 454.76) - open/close 8710 (time 1781664170.31 total 20.00 last 416.11) total: 10000 open/close in 23.03 seconds: 434.14 ops/second llite.lustre-ffff8cbd447cb800.statahead_batch_max=0 llite.lustre-ffff8cbd447cb800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8cbd447cb800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m35.743s user 0m0.135s sys 0m32.873s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8cbd447cb800.statahead_batch_max=32 llite.lustre-ffff8cbd447cb800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8cbd447cb800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8cbd447cb800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m40.087s user 0m0.139s sys 0m22.802s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8cbd447cb800.batch_stats= snapshot_time: 1781664258.489719830 secs.nsecs start_time: 1781664212.167093707 secs.nsecs elapsed_time: 46.322626123 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-ffff8cbd447cb800.batch_stats=0 llite.lustre-ffff8cbd447cb800.statahead_max=2048 llite.lustre-ffff8cbd447cb800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8cbd447cb800.batch_stats=0 total: 100 open/close in 0.58 seconds: 172.34 ops/second llite.lustre-ffff8cbd447cb800.statahead_max=0 101 real 0m0.556s user 0m0.002s sys 0m0.210s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff8cbd447cb800.statahead_max=2048 llite.lustre-ffff8cbd447cb800.statahead_max=2048 101 real 0m0.376s user 0m0.003s sys 0m0.260s '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 1.82 seconds: 495.74 ops/second llite.lustre-ffff8cbd447cb800.statahead_max=0 1001 real 0m5.438s user 0m0.015s sys 0m2.027s 'ls -l' 1000 files without statahead: 5 sec llite.lustre-ffff8cbd447cb800.statahead_max=2048 llite.lustre-ffff8cbd447cb800.statahead_max=2048 1001 real 0m3.240s user 0m0.017s sys 0m1.392s '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 - open/close 4749 (time 1781664378.18 total 10.00 last 474.87) total: 9000 open/close in 18.86 seconds: 477.19 ops/second llite.lustre-ffff8cbd447cb800.statahead_max=0 10001 real 1m13.124s user 0m0.206s sys 0m26.247s 'ls -l' 10000 files without statahead: 73 sec llite.lustre-ffff8cbd447cb800.statahead_max=2048 llite.lustre-ffff8cbd447cb800.statahead_max=2048 10001 real 0m38.507s user 0m0.131s sys 0m26.153s 'ls -l' 10000 files with statahead: 38 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: 74 seconds llite.lustre-ffff8cbd447cb800.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-ffff8cbd447cb800.batch_stats= snapshot_time: 1781664587.905569324 secs.nsecs start_time: 1781664259.344581301 secs.nsecs elapsed_time: 328.560988023 secs.nsecs subreqs per batch batches %% cum %% 1: 472 71 71 2: 91 13 85 4: 21 3 88 8: 6 0 89 16: 8 1 90 32: 21 3 93 64: 1 0 94 128: 1 0 94 256: 38 5 100 - open/close 3477 (time 1781664599.05 total 10.00 last 347.69) - open/close 7306 (time 1781664609.06 total 20.00 last 382.85) total: 10000 open/close in 27.56 seconds: 362.91 ops/second llite.lustre-ffff8cbd447cb800.statahead_batch_max=0 llite.lustre-ffff8cbd447cb800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8cbd447cb800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m40.828s user 0m0.140s sys 0m33.009s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8cbd447cb800.statahead_batch_max=256 llite.lustre-ffff8cbd447cb800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8cbd447cb800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8cbd447cb800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m28.603s user 0m0.147s sys 0m19.599s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8cbd447cb800.batch_stats= snapshot_time: 1781664695.567044446 secs.nsecs start_time: 1781664660.384175054 secs.nsecs elapsed_time: 35.182869392 secs.nsecs subreqs per batch batches %% cum %% 1: 490 64 64 2: 124 16 80 4: 82 10 91 8: 9 1 92 16: 6 0 93 32: 20 2 95 64: 0 0 95 128: 0 0 95 256: 33 4 100 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-ffff8cbd447cb800.statahead_batch_max=64 llite.lustre-ffff8cbd447cb800.statahead_max=128