== sanity test 123ad: Verify batching statahead works correctly ========================================================== 06:18:19 (1789640299) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff95398aaab800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff95398aaab800.batch_stats=0 llite.lustre-ffff95398aaab800.statahead_max=32 llite.lustre-ffff95398aaab800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff95398aaab800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff95398aaab800.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 2.93 seconds: 34.16 ops/second llite.lustre-ffff95398aaab800.statahead_max=0 101 real 0m2.588s user 0m0.006s sys 0m0.318s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff95398aaab800.statahead_max=32 llite.lustre-ffff95398aaab800.statahead_max=32 101 real 0m1.137s user 0m0.004s sys 0m0.174s 'ls -l' 100 files with statahead: 2 sec statahead total: 116 statahead wrong: 2 agl total: 110 list_total: 31 fname_total: 75 hit_total: 3829 miss_total: 1547 swrong=2 ewrong=2 - open/close 647 (time 1789640327.38 total 10.02 last 64.57) total: 900 open/close in 13.58 seconds: 66.25 ops/second llite.lustre-ffff95398aaab800.statahead_max=0 1001 real 0m27.372s user 0m0.037s sys 0m3.147s 'ls -l' 1000 files without statahead: 27 sec llite.lustre-ffff95398aaab800.statahead_max=32 llite.lustre-ffff95398aaab800.statahead_max=32 1001 real 0m9.879s user 0m0.030s sys 0m1.470s 'ls -l' 1000 files with statahead: 10 sec statahead total: 117 statahead wrong: 2 agl total: 111 list_total: 32 fname_total: 75 hit_total: 4824 miss_total: 1552 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 21 seconds llite.lustre-ffff95398aaab800.statahead_stats= statahead total: 117 statahead wrong: 2 agl total: 111 list_total: 32 fname_total: 75 hit_total: 4824 miss_total: 1552 mdc.lustre-MDT0000-mdc-ffff95398aaab800.batch_stats= snapshot_time: 1789640401.928275320 secs.nsecs start_time: 1789640303.837571980 secs.nsecs elapsed_time: 98.090703340 secs.nsecs subreqs per batch batches %% cum %% 1: 2 5 5 2: 1 2 8 4: 2 5 13 8: 2 5 18 16: 28 75 94 32: 2 5 100 mdc.lustre-MDT0001-mdc-ffff95398aaab800.batch_stats= snapshot_time: 1789640401.928360716 secs.nsecs start_time: 1789640303.837729260 secs.nsecs elapsed_time: 98.090631456 secs.nsecs subreqs per batch batches %% cum %% 1: 2 5 5 2: 1 2 7 4: 0 0 7 8: 2 5 12 16: 11 27 40 32: 24 60 100 - open/close 709 (time 1789640413.77 total 10.00 last 70.88) - open/close 1409 (time 1789640423.77 total 20.01 last 69.97) - open/close 2117 (time 1789640433.79 total 30.03 last 70.63) - open/close 2815 (time 1789640443.80 total 40.04 last 69.73) - open/close 3565 (time 1789640453.81 total 50.05 last 74.97) - open/close 4324 (time 1789640463.83 total 60.07 last 75.72) - open/close 5064 (time 1789640473.84 total 70.08 last 73.91) - open/close 5770 (time 1789640483.85 total 80.08 last 70.59) - open/close 6491 (time 1789640493.86 total 90.09 last 72.04) - open/close 7187 (time 1789640503.86 total 100.10 last 69.55) - open/close 7894 (time 1789640513.86 total 110.10 last 70.69) - open/close 8561 (time 1789640523.86 total 120.10 last 66.70) - open/close 9306 (time 1789640533.86 total 130.10 last 74.50) total: 10000 open/close in 139.79 seconds: 71.53 ops/second llite.lustre-ffff95398aaab800.statahead_batch_max=0 llite.lustre-ffff95398aaab800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff95398aaab800.stats=clear mdc.lustre-MDT0001-mdc-ffff95398aaab800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m1.262s user 0m0.323s sys 0m16.041s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff95398aaab800.statahead_batch_max=32 llite.lustre-ffff95398aaab800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff95398aaab800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff95398aaab800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff95398aaab800.stats=clear mdc.lustre-MDT0001-mdc-ffff95398aaab800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m45.949s user 0m0.339s sys 0m14.641s batched statahead RPC= hit count=9978 mdc.lustre-MDT0000-mdc-ffff95398aaab800.batch_stats= snapshot_time: 1789640728.991532304 secs.nsecs start_time: 1789640613.526170614 secs.nsecs elapsed_time: 115.465361690 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 0 0 4: 0 0 0 8: 1 0 0 16: 1 0 0 32: 313 99 100 mdc.lustre-MDT0001-mdc-ffff95398aaab800.batch_stats= snapshot_time: 1789640728.991600534 secs.nsecs start_time: 1789640613.526305362 secs.nsecs elapsed_time: 115.465295172 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff95398aaab800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff95398aaab800.batch_stats=0 llite.lustre-ffff95398aaab800.statahead_max=2048 llite.lustre-ffff95398aaab800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff95398aaab800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff95398aaab800.batch_stats=0 striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.52 seconds: 39.76 ops/second llite.lustre-ffff95398aaab800.statahead_max=0 101 real 0m2.266s user 0m0.006s sys 0m0.323s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff95398aaab800.statahead_max=2048 llite.lustre-ffff95398aaab800.statahead_max=2048 101 real 0m0.923s user 0m0.008s sys 0m0.188s '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: 10077 miss_total: 23 swrong=0 ewrong=0 - open/close 755 (time 1789641054.06 total 10.02 last 75.33) total: 900 open/close in 12.35 seconds: 72.89 ops/second llite.lustre-ffff95398aaab800.statahead_max=0 1001 real 0m21.401s user 0m0.033s sys 0m3.226s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff95398aaab800.statahead_max=2048 llite.lustre-ffff95398aaab800.statahead_max=2048 1001 real 0m5.338s user 0m0.024s sys 0m1.397s '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: 11076 miss_total: 24 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 16 seconds llite.lustre-ffff95398aaab800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11076 miss_total: 24 mdc.lustre-MDT0000-mdc-ffff95398aaab800.batch_stats= snapshot_time: 1789641108.636963331 secs.nsecs start_time: 1789640731.808229185 secs.nsecs elapsed_time: 376.828734146 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 12 12 8: 3 37 50 16: 0 0 50 32: 1 12 62 64: 1 12 75 128: 0 0 75 256: 2 25 100 mdc.lustre-MDT0001-mdc-ffff95398aaab800.batch_stats= snapshot_time: 1789641108.637049086 secs.nsecs start_time: 1789640731.809252924 secs.nsecs elapsed_time: 376.827796162 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 3 37 37 8: 1 12 50 16: 0 0 50 32: 1 12 62 64: 1 12 75 128: 0 0 75 256: 2 25 100 - open/close 848 (time 1789641120.60 total 10.01 last 84.71) - open/close 1607 (time 1789641130.60 total 20.02 last 75.86) - open/close 2390 (time 1789641140.62 total 30.03 last 78.16) - open/close 3154 (time 1789641150.63 total 40.04 last 76.38) - open/close 3905 (time 1789641160.63 total 50.05 last 75.03) - open/close 4636 (time 1789641170.63 total 60.05 last 73.10) - open/close 5406 (time 1789641180.65 total 70.06 last 76.91) - open/close 6129 (time 1789641190.65 total 80.06 last 72.29) - open/close 6843 (time 1789641200.66 total 90.07 last 71.33) - open/close 7580 (time 1789641210.67 total 100.08 last 73.64) - open/close 8272 (time 1789641220.67 total 110.08 last 69.17) - open/close 9029 (time 1789641230.68 total 120.09 last 75.64) - open/close 9769 (time 1789641240.69 total 130.10 last 73.95) total: 10000 open/close in 133.20 seconds: 75.08 ops/second llite.lustre-ffff95398aaab800.statahead_batch_max=0 llite.lustre-ffff95398aaab800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff95398aaab800.stats=clear mdc.lustre-MDT0001-mdc-ffff95398aaab800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m51.067s user 0m0.318s sys 0m17.132s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff95398aaab800.statahead_batch_max=256 llite.lustre-ffff95398aaab800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff95398aaab800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff95398aaab800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff95398aaab800.stats=clear mdc.lustre-MDT0001-mdc-ffff95398aaab800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m55.868s user 0m0.283s sys 0m15.285s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff95398aaab800.batch_stats= snapshot_time: 1789641369.100544963 secs.nsecs start_time: 1789641302.505307450 secs.nsecs elapsed_time: 66.595237513 secs.nsecs subreqs per batch batches %% cum %% 1: 122 48 48 2: 33 13 61 4: 17 6 67 8: 14 5 73 16: 6 2 75 32: 13 5 81 64: 14 5 86 128: 0 0 86 256: 34 13 100 mdc.lustre-MDT0001-mdc-ffff95398aaab800.batch_stats= snapshot_time: 1789641369.100616735 secs.nsecs start_time: 1789641302.505439975 secs.nsecs elapsed_time: 66.595176760 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-ffff95398aaab800.statahead_batch_max=64 llite.lustre-ffff95398aaab800.statahead_max=128