== sanity test 123ad: Verify batching statahead works correctly ========================================================== 01:14:34 (1789449274) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9af8d24b3800.batch_stats=0 llite.lustre-ffff9af8d24b3800.statahead_max=32 llite.lustre-ffff9af8d24b3800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9af8d24b3800.batch_stats=0 total: 100 open/close in 2.68 seconds: 37.27 ops/second llite.lustre-ffff9af8d24b3800.statahead_max=0 101 real 0m1.806s user 0m0.006s sys 0m0.297s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff9af8d24b3800.statahead_max=32 llite.lustre-ffff9af8d24b3800.statahead_max=32 101 real 0m1.363s user 0m0.001s sys 0m0.174s 'ls -l' 100 files with statahead: 1 sec statahead total: 123 statahead wrong: 2 agl total: 117 list_total: 30 fname_total: 80 hit_total: 3816 miss_total: 1571 swrong=2 ewrong=2 - open/close 853 (time 1789449301.64 total 10.01 last 85.24) total: 900 open/close in 10.75 seconds: 83.69 ops/second llite.lustre-ffff9af8d24b3800.statahead_max=0 1001 real 0m20.452s user 0m0.039s sys 0m2.803s 'ls -l' 1000 files without statahead: 20 sec llite.lustre-ffff9af8d24b3800.statahead_max=32 llite.lustre-ffff9af8d24b3800.statahead_max=32 1001 real 0m8.600s user 0m0.032s sys 0m1.228s 'ls -l' 1000 files with statahead: 8 sec statahead total: 124 statahead wrong: 2 agl total: 118 list_total: 31 fname_total: 80 hit_total: 4814 miss_total: 1573 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 20 seconds llite.lustre-ffff9af8d24b3800.statahead_stats= statahead total: 124 statahead wrong: 2 agl total: 118 list_total: 31 fname_total: 80 hit_total: 4814 miss_total: 1573 mdc.lustre-MDT0000-mdc-ffff9af8d24b3800.batch_stats= snapshot_time: 1789449365.413872042 secs.nsecs start_time: 1789449279.080070125 secs.nsecs elapsed_time: 86.333801917 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 856 (time 1789449377.43 total 10.00 last 85.59) - open/close 1675 (time 1789449387.44 total 20.01 last 81.86) - open/close 2493 (time 1789449397.47 total 30.04 last 81.53) - open/close 3261 (time 1789449407.48 total 40.04 last 76.78) - open/close 4061 (time 1789449417.48 total 50.04 last 79.98) - open/close 4698 (time 1789449427.49 total 60.06 last 63.59) - open/close 5555 (time 1789449437.50 total 70.07 last 85.65) - open/close 6368 (time 1789449447.50 total 80.07 last 81.28) - open/close 7111 (time 1789449457.51 total 90.08 last 74.24) - open/close 7860 (time 1789449467.52 total 100.08 last 74.87) - open/close 8649 (time 1789449477.52 total 110.08 last 78.88) - open/close 9448 (time 1789449487.52 total 120.09 last 79.85) total: 10000 open/close in 126.83 seconds: 78.85 ops/second llite.lustre-ffff9af8d24b3800.statahead_batch_max=0 llite.lustre-ffff9af8d24b3800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9af8d24b3800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m9.415s user 0m0.326s sys 0m14.172s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9af8d24b3800.statahead_batch_max=32 llite.lustre-ffff9af8d24b3800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9af8d24b3800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9af8d24b3800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m42.598s user 0m0.314s sys 0m13.205s batched statahead RPC= hit count=9979 mdc.lustre-MDT0000-mdc-ffff9af8d24b3800.batch_stats= snapshot_time: 1789449688.011816374 secs.nsecs start_time: 1789449572.044662040 secs.nsecs elapsed_time: 115.967154334 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 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff9af8d24b3800.batch_stats=0 llite.lustre-ffff9af8d24b3800.statahead_max=2048 llite.lustre-ffff9af8d24b3800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9af8d24b3800.batch_stats=0 total: 100 open/close in 2.94 seconds: 34.00 ops/second llite.lustre-ffff9af8d24b3800.statahead_max=0 101 real 0m2.074s user 0m0.003s sys 0m0.295s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9af8d24b3800.statahead_max=2048 llite.lustre-ffff9af8d24b3800.statahead_max=2048 101 real 0m0.719s user 0m0.006s sys 0m0.160s '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: 10078 miss_total: 22 swrong=0 ewrong=0 - open/close 741 (time 1789449995.67 total 10.01 last 74.04) total: 900 open/close in 11.99 seconds: 75.09 ops/second llite.lustre-ffff9af8d24b3800.statahead_max=0 1001 real 0m18.512s user 0m0.038s sys 0m2.768s 'ls -l' 1000 files without statahead: 19 sec llite.lustre-ffff9af8d24b3800.statahead_max=2048 llite.lustre-ffff9af8d24b3800.statahead_max=2048 1001 real 0m6.157s user 0m0.032s sys 0m1.341s 'ls -l' 1000 files with statahead: 6 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11077 miss_total: 23 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 18 seconds llite.lustre-ffff9af8d24b3800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11077 miss_total: 23 mdc.lustre-MDT0000-mdc-ffff9af8d24b3800.batch_stats= snapshot_time: 1789450051.737432389 secs.nsecs start_time: 1789449691.080030004 secs.nsecs elapsed_time: 360.657402385 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 16 16 16: 2 16 33 32: 2 16 50 64: 1 8 58 128: 1 8 66 256: 4 33 100 - open/close 918 (time 1789450063.65 total 10.02 last 91.65) - open/close 1629 (time 1789450073.68 total 20.04 last 70.90) - open/close 2198 (time 1789450083.68 total 30.05 last 56.87) - open/close 2909 (time 1789450093.68 total 40.05 last 71.10) - open/close 3582 (time 1789450103.70 total 50.07 last 67.19) - open/close 4418 (time 1789450113.71 total 60.07 last 83.56) - open/close 5229 (time 1789450123.71 total 70.07 last 81.09) - open/close 6071 (time 1789450133.71 total 80.07 last 84.19) - open/close 6904 (time 1789450143.72 total 90.09 last 83.19) - open/close 7743 (time 1789450153.72 total 100.09 last 83.87) - open/close 8587 (time 1789450163.73 total 110.10 last 84.35) - open/close 9446 (time 1789450173.73 total 120.10 last 85.88) total: 10000 open/close in 127.44 seconds: 78.47 ops/second llite.lustre-ffff9af8d24b3800.statahead_batch_max=0 llite.lustre-ffff9af8d24b3800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9af8d24b3800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m57.592s user 0m0.317s sys 0m13.582s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9af8d24b3800.statahead_batch_max=256 llite.lustre-ffff9af8d24b3800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9af8d24b3800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9af8d24b3800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m46.374s user 0m0.321s sys 0m14.050s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9af8d24b3800.batch_stats= snapshot_time: 1789450302.337737423 secs.nsecs start_time: 1789450247.028354200 secs.nsecs elapsed_time: 55.309383223 secs.nsecs subreqs per batch batches %% cum %% 1: 139 53 53 2: 22 8 62 4: 12 4 66 8: 15 5 72 16: 10 3 76 32: 18 6 83 64: 7 2 86 128: 2 0 86 256: 34 13 100 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-ffff9af8d24b3800.statahead_batch_max=64 llite.lustre-ffff9af8d24b3800.statahead_max=128