== sanity test 123ad: Verify batching statahead works correctly ========================================================== 20:41:25 (1788741685) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8e83c2d87800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8e83c2d87800.batch_stats=0 llite.lustre-ffff8e83c2d87800.statahead_max=32 llite.lustre-ffff8e83c2d87800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8e83c2d87800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8e83c2d87800.batch_stats=0 striped dir -i1 -c2 -H all_char /mnt/lustre/d123ad.sanity total: 100 open/close in 2.24 seconds: 44.57 ops/second llite.lustre-ffff8e83c2d87800.statahead_max=0 101 real 0m2.575s user 0m0.004s sys 0m0.333s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8e83c2d87800.statahead_max=32 llite.lustre-ffff8e83c2d87800.statahead_max=32 101 real 0m1.166s user 0m0.004s sys 0m0.164s 'ls -l' 100 files with statahead: 1 sec statahead total: 136 statahead wrong: 2 agl total: 130 list_total: 31 fname_total: 77 hit_total: 4083 miss_total: 1737 swrong=2 ewrong=2 - open/close 763 (time 1788741711.91 total 10.00 last 76.28) total: 900 open/close in 12.11 seconds: 74.34 ops/second llite.lustre-ffff8e83c2d87800.statahead_max=0 1001 real 0m24.097s user 0m0.032s sys 0m2.954s 'ls -l' 1000 files without statahead: 24 sec llite.lustre-ffff8e83c2d87800.statahead_max=32 llite.lustre-ffff8e83c2d87800.statahead_max=32 1001 real 0m8.152s user 0m0.027s sys 0m1.431s 'ls -l' 1000 files with statahead: 8 sec statahead total: 137 statahead wrong: 2 agl total: 131 list_total: 32 fname_total: 77 hit_total: 5079 miss_total: 1741 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 19 seconds llite.lustre-ffff8e83c2d87800.statahead_stats= statahead total: 137 statahead wrong: 2 agl total: 131 list_total: 32 fname_total: 77 hit_total: 5079 miss_total: 1741 mdc.lustre-MDT0000-mdc-ffff8e83c2d87800.batch_stats= snapshot_time: 1788741777.153695647 secs.nsecs start_time: 1788741689.466236180 secs.nsecs elapsed_time: 87.687459467 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 2 5 5 4: 1 2 7 8: 4 10 17 16: 20 50 67 32: 13 32 100 mdc.lustre-MDT0001-mdc-ffff8e83c2d87800.batch_stats= snapshot_time: 1788741777.153855482 secs.nsecs start_time: 1788741689.466392619 secs.nsecs elapsed_time: 87.687462863 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 2 5 5 4: 2 5 10 8: 2 5 15 16: 18 46 61 32: 15 38 100 - open/close 838 (time 1788741789.58 total 10.00 last 83.79) - open/close 1632 (time 1788741799.58 total 20.00 last 79.39) - open/close 2458 (time 1788741809.59 total 30.01 last 82.50) - open/close 3277 (time 1788741819.61 total 40.03 last 81.76) - open/close 4160 (time 1788741829.62 total 50.04 last 88.23) - open/close 4972 (time 1788741839.62 total 60.04 last 81.16) - open/close 5795 (time 1788741849.63 total 70.05 last 82.24) - open/close 6643 (time 1788741859.63 total 80.05 last 84.78) - open/close 7485 (time 1788741869.64 total 90.06 last 84.18) - open/close 8317 (time 1788741879.64 total 100.06 last 83.20) - open/close 9150 (time 1788741889.64 total 110.06 last 83.27) - open/close 9975 (time 1788741899.65 total 120.07 last 82.41) total: 10000 open/close in 120.34 seconds: 83.10 ops/second llite.lustre-ffff8e83c2d87800.statahead_batch_max=0 llite.lustre-ffff8e83c2d87800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8e83c2d87800.stats=clear mdc.lustre-MDT0001-mdc-ffff8e83c2d87800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m58.060s user 0m0.300s sys 0m16.236s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8e83c2d87800.statahead_batch_max=32 llite.lustre-ffff8e83c2d87800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8e83c2d87800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff8e83c2d87800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8e83c2d87800.stats=clear mdc.lustre-MDT0001-mdc-ffff8e83c2d87800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m24.184s user 0m0.261s sys 0m14.406s batched statahead RPC= hit count=9981 mdc.lustre-MDT0000-mdc-ffff8e83c2d87800.batch_stats= snapshot_time: 1788742057.234000634 secs.nsecs start_time: 1788741964.747605080 secs.nsecs elapsed_time: 92.486395554 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 1 0 0 32: 313 99 100 mdc.lustre-MDT0001-mdc-ffff8e83c2d87800.batch_stats= snapshot_time: 1788742057.234068054 secs.nsecs start_time: 1788741964.747722135 secs.nsecs elapsed_time: 92.486345919 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff8e83c2d87800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8e83c2d87800.batch_stats=0 llite.lustre-ffff8e83c2d87800.statahead_max=2048 llite.lustre-ffff8e83c2d87800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8e83c2d87800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8e83c2d87800.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.05 seconds: 48.74 ops/second llite.lustre-ffff8e83c2d87800.statahead_max=0 101 real 0m2.029s user 0m0.004s sys 0m0.314s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8e83c2d87800.statahead_max=2048 llite.lustre-ffff8e83c2d87800.statahead_max=2048 101 real 0m0.774s user 0m0.006s sys 0m0.194s '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: 10080 miss_total: 20 swrong=0 ewrong=0 - open/close 838 (time 1788742352.11 total 10.00 last 83.76) total: 900 open/close in 11.02 seconds: 81.64 ops/second llite.lustre-ffff8e83c2d87800.statahead_max=0 1001 real 0m26.196s user 0m0.035s sys 0m2.926s 'ls -l' 1000 files without statahead: 26 sec llite.lustre-ffff8e83c2d87800.statahead_max=2048 llite.lustre-ffff8e83c2d87800.statahead_max=2048 1001 real 0m5.476s user 0m0.026s sys 0m1.421s 'ls -l' 1000 files with statahead: 5 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11078 miss_total: 22 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 18 seconds llite.lustre-ffff8e83c2d87800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11078 miss_total: 22 mdc.lustre-MDT0000-mdc-ffff8e83c2d87800.batch_stats= snapshot_time: 1788742413.564572727 secs.nsecs start_time: 1788742059.470221910 secs.nsecs elapsed_time: 354.094350817 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 2 28 28 4: 1 14 42 8: 1 14 57 16: 0 0 57 32: 1 14 71 64: 0 0 71 128: 0 0 71 256: 2 28 100 mdc.lustre-MDT0001-mdc-ffff8e83c2d87800.batch_stats= snapshot_time: 1788742413.564676631 secs.nsecs start_time: 1788742059.470404018 secs.nsecs elapsed_time: 354.094272613 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 10 10 8: 3 30 40 16: 2 20 60 32: 1 10 70 64: 1 10 80 128: 0 0 80 256: 2 20 100 - open/close 868 (time 1788742426.08 total 10.00 last 86.79) - open/close 1734 (time 1788742436.09 total 20.01 last 86.56) - open/close 2606 (time 1788742446.10 total 30.01 last 87.13) - open/close 3477 (time 1788742456.10 total 40.01 last 87.09) - open/close 4373 (time 1788742466.10 total 50.02 last 89.55) - open/close 5080 (time 1788742476.12 total 60.03 last 70.62) - open/close 5866 (time 1788742486.12 total 70.03 last 78.59) - open/close 6733 (time 1788742496.12 total 80.04 last 86.67) - open/close 7549 (time 1788742506.14 total 90.06 last 81.44) - open/close 8416 (time 1788742516.14 total 100.06 last 86.69) - open/close 9291 (time 1788742526.14 total 110.06 last 87.46) total: 10000 open/close in 117.91 seconds: 84.81 ops/second llite.lustre-ffff8e83c2d87800.statahead_batch_max=0 llite.lustre-ffff8e83c2d87800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8e83c2d87800.stats=clear mdc.lustre-MDT0001-mdc-ffff8e83c2d87800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m50.473s user 0m0.313s sys 0m17.395s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8e83c2d87800.statahead_batch_max=256 llite.lustre-ffff8e83c2d87800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8e83c2d87800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff8e83c2d87800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8e83c2d87800.stats=clear mdc.lustre-MDT0001-mdc-ffff8e83c2d87800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m41.426s user 0m0.300s sys 0m16.985s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8e83c2d87800.batch_stats= snapshot_time: 1788742642.253467015 secs.nsecs start_time: 1788742591.018251491 secs.nsecs elapsed_time: 51.235215524 secs.nsecs subreqs per batch batches %% cum %% 1: 176 58 58 2: 28 9 67 4: 19 6 73 8: 13 4 78 16: 8 2 80 32: 13 4 85 64: 11 3 88 128: 0 0 88 256: 34 11 100 mdc.lustre-MDT0001-mdc-ffff8e83c2d87800.batch_stats= snapshot_time: 1788742642.254481947 secs.nsecs start_time: 1788742591.018372459 secs.nsecs elapsed_time: 51.236109488 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 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-ffff8e83c2d87800.statahead_batch_max=64 llite.lustre-ffff8e83c2d87800.statahead_max=128