== sanity test 123ad: Verify batching statahead works correctly ========================================================== 23:11:27 (1788923487) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9fc144f5c000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9fc144f5c000.batch_stats=0 llite.lustre-ffff9fc144f5c000.statahead_max=32 llite.lustre-ffff9fc144f5c000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9fc144f5c000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9fc144f5c000.batch_stats=0 striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.45 seconds: 40.88 ops/second llite.lustre-ffff9fc144f5c000.statahead_max=0 101 real 0m2.766s user 0m0.007s sys 0m0.335s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff9fc144f5c000.statahead_max=32 llite.lustre-ffff9fc144f5c000.statahead_max=32 101 real 0m1.115s user 0m0.006s sys 0m0.174s 'ls -l' 100 files with statahead: 1 sec statahead total: 132 statahead wrong: 2 agl total: 127 list_total: 30 fname_total: 87 hit_total: 3706 miss_total: 1160 swrong=2 ewrong=2 - open/close 799 (time 1788923516.58 total 10.00 last 79.87) total: 900 open/close in 11.34 seconds: 79.37 ops/second llite.lustre-ffff9fc144f5c000.statahead_max=0 1001 real 0m24.644s user 0m0.025s sys 0m2.890s 'ls -l' 1000 files without statahead: 24 sec llite.lustre-ffff9fc144f5c000.statahead_max=32 llite.lustre-ffff9fc144f5c000.statahead_max=32 1001 real 0m12.184s user 0m0.037s sys 0m1.385s 'ls -l' 1000 files with statahead: 12 sec statahead total: 133 statahead wrong: 2 agl total: 128 list_total: 31 fname_total: 87 hit_total: 4701 miss_total: 1165 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 23 seconds llite.lustre-ffff9fc144f5c000.statahead_stats= statahead total: 133 statahead wrong: 2 agl total: 128 list_total: 31 fname_total: 87 hit_total: 4701 miss_total: 1165 mdc.lustre-MDT0000-mdc-ffff9fc144f5c000.batch_stats= snapshot_time: 1788923591.626227260 secs.nsecs start_time: 1788923492.509283429 secs.nsecs elapsed_time: 99.116943831 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 2 2 4: 2 5 7 8: 4 10 17 16: 17 43 61 32: 15 38 100 mdc.lustre-MDT0001-mdc-ffff9fc144f5c000.batch_stats= snapshot_time: 1788923591.626274671 secs.nsecs start_time: 1788923492.510903080 secs.nsecs elapsed_time: 99.115371591 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 2 2 4: 1 2 5 8: 3 7 12 16: 24 61 74 32: 10 25 100 - open/close 708 (time 1788923605.25 total 10.00 last 70.77) - open/close 1438 (time 1788923615.25 total 20.01 last 72.97) - open/close 2185 (time 1788923625.27 total 30.02 last 74.60) - open/close 3121 (time 1788923635.27 total 40.03 last 93.54) - open/close 3916 (time 1788923645.28 total 50.03 last 79.46) - open/close 4727 (time 1788923655.28 total 60.04 last 81.09) - open/close 5523 (time 1788923665.29 total 70.05 last 79.51) - open/close 6387 (time 1788923675.30 total 80.05 last 86.34) - open/close 7208 (time 1788923685.31 total 90.06 last 82.04) - open/close 7975 (time 1788923695.31 total 100.07 last 76.67) - open/close 8887 (time 1788923705.32 total 110.07 last 91.13) - open/close 9689 (time 1788923715.33 total 120.08 last 80.13) total: 10000 open/close in 124.26 seconds: 80.47 ops/second llite.lustre-ffff9fc144f5c000.statahead_batch_max=0 llite.lustre-ffff9fc144f5c000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9fc144f5c000.stats=clear mdc.lustre-MDT0001-mdc-ffff9fc144f5c000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m15.576s user 0m0.348s sys 0m14.833s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9fc144f5c000.statahead_batch_max=32 llite.lustre-ffff9fc144f5c000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9fc144f5c000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9fc144f5c000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9fc144f5c000.stats=clear mdc.lustre-MDT0001-mdc-ffff9fc144f5c000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m46.537s user 0m0.324s sys 0m13.715s batched statahead RPC= hit count=9967 mdc.lustre-MDT0000-mdc-ffff9fc144f5c000.batch_stats= snapshot_time: 1788923927.291135459 secs.nsecs start_time: 1788923808.883859748 secs.nsecs elapsed_time: 118.407275711 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: 313 99 100 mdc.lustre-MDT0001-mdc-ffff9fc144f5c000.batch_stats= snapshot_time: 1788923927.291263331 secs.nsecs start_time: 1788923808.883941646 secs.nsecs elapsed_time: 118.407321685 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff9fc144f5c000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9fc144f5c000.batch_stats=0 llite.lustre-ffff9fc144f5c000.statahead_max=2048 llite.lustre-ffff9fc144f5c000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9fc144f5c000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9fc144f5c000.batch_stats=0 striped dir -i1 -c2 -H all_char /mnt/lustre/d123ad.sanity total: 100 open/close in 2.25 seconds: 44.42 ops/second llite.lustre-ffff9fc144f5c000.statahead_max=0 101 real 0m1.957s user 0m0.007s sys 0m0.304s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9fc144f5c000.statahead_max=2048 llite.lustre-ffff9fc144f5c000.statahead_max=2048 101 real 0m0.967s user 0m0.009s sys 0m0.191s '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: 10066 miss_total: 34 swrong=0 ewrong=0 - open/close 821 (time 1788924214.58 total 10.00 last 82.08) total: 900 open/close in 10.95 seconds: 82.22 ops/second llite.lustre-ffff9fc144f5c000.statahead_max=0 1001 real 0m21.265s user 0m0.036s sys 0m3.002s 'ls -l' 1000 files without statahead: 21 sec llite.lustre-ffff9fc144f5c000.statahead_max=2048 llite.lustre-ffff9fc144f5c000.statahead_max=2048 1001 real 0m7.199s user 0m0.030s sys 0m1.411s 'ls -l' 1000 files with statahead: 7 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11065 miss_total: 35 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 24 seconds llite.lustre-ffff9fc144f5c000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11065 miss_total: 35 mdc.lustre-MDT0000-mdc-ffff9fc144f5c000.batch_stats= snapshot_time: 1788924279.960069630 secs.nsecs start_time: 1788923930.017473999 secs.nsecs elapsed_time: 349.942595631 secs.nsecs subreqs per batch batches %% cum %% 1: 1 12 12 2: 1 12 25 4: 2 25 50 8: 1 12 62 16: 0 0 62 32: 0 0 62 64: 1 12 75 128: 0 0 75 256: 2 25 100 mdc.lustre-MDT0001-mdc-ffff9fc144f5c000.batch_stats= snapshot_time: 1788924279.960130756 secs.nsecs start_time: 1788923930.022859139 secs.nsecs elapsed_time: 349.937271617 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 12 12 8: 3 37 50 16: 1 12 62 32: 0 0 62 64: 1 12 75 128: 0 0 75 256: 2 25 100 - open/close 822 (time 1788924292.95 total 10.01 last 82.14) - open/close 1631 (time 1788924302.96 total 20.02 last 80.83) - open/close 2547 (time 1788924312.98 total 30.03 last 91.46) - open/close 3464 (time 1788924322.98 total 40.03 last 91.68) - open/close 4405 (time 1788924332.99 total 50.04 last 94.03) - open/close 5365 (time 1788924342.99 total 60.05 last 95.95) - open/close 6341 (time 1788924353.00 total 70.05 last 97.55) - open/close 7164 (time 1788924363.01 total 80.07 last 82.19) - open/close 8231 (time 1788924373.01 total 90.07 last 106.67) - open/close 9138 (time 1788924383.02 total 100.07 last 90.68) total: 10000 open/close in 109.02 seconds: 91.73 ops/second llite.lustre-ffff9fc144f5c000.statahead_batch_max=0 llite.lustre-ffff9fc144f5c000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9fc144f5c000.stats=clear mdc.lustre-MDT0001-mdc-ffff9fc144f5c000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m12.026s user 0m0.317s sys 0m15.211s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9fc144f5c000.statahead_batch_max=256 llite.lustre-ffff9fc144f5c000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9fc144f5c000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9fc144f5c000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9fc144f5c000.stats=clear mdc.lustre-MDT0001-mdc-ffff9fc144f5c000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m0.478s user 0m0.302s sys 0m14.482s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9fc144f5c000.batch_stats= snapshot_time: 1788924545.922844343 secs.nsecs start_time: 1788924473.122063183 secs.nsecs elapsed_time: 72.800781160 secs.nsecs subreqs per batch batches %% cum %% 1: 117 49 49 2: 24 10 59 4: 19 8 67 8: 8 3 70 16: 9 3 74 32: 18 7 82 64: 6 2 84 128: 1 0 85 256: 35 14 100 mdc.lustre-MDT0001-mdc-ffff9fc144f5c000.batch_stats= snapshot_time: 1788924545.922919323 secs.nsecs start_time: 1788924473.122201743 secs.nsecs elapsed_time: 72.800717580 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-ffff9fc144f5c000.statahead_batch_max=64 llite.lustre-ffff9fc144f5c000.statahead_max=128