== sanity test 123ad: Verify batching statahead works correctly ========================================================== 19:48:49 (1788565729) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9b943dd4e800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9b943dd4e800.batch_stats=0 llite.lustre-ffff9b943dd4e800.statahead_max=32 llite.lustre-ffff9b943dd4e800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9b943dd4e800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9b943dd4e800.batch_stats=0 striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ad.sanity total: 100 open/close in 3.27 seconds: 30.57 ops/second llite.lustre-ffff9b943dd4e800.statahead_max=0 101 real 0m3.520s user 0m0.003s sys 0m0.317s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff9b943dd4e800.statahead_max=32 llite.lustre-ffff9b943dd4e800.statahead_max=32 101 real 0m1.158s user 0m0.006s sys 0m0.164s 'ls -l' 100 files with statahead: 1 sec statahead total: 125 statahead wrong: 2 agl total: 118 list_total: 30 fname_total: 93 hit_total: 3779 miss_total: 1237 swrong=2 ewrong=2 - open/close 617 (time 1788565762.83 total 10.04 last 61.48) total: 900 open/close in 15.32 seconds: 58.75 ops/second llite.lustre-ffff9b943dd4e800.statahead_max=0 1001 real 0m19.657s user 0m0.035s sys 0m2.815s 'ls -l' 1000 files without statahead: 20 sec llite.lustre-ffff9b943dd4e800.statahead_max=32 llite.lustre-ffff9b943dd4e800.statahead_max=32 1001 real 0m14.561s user 0m0.029s sys 0m1.425s 'ls -l' 1000 files with statahead: 15 sec statahead total: 126 statahead wrong: 2 agl total: 119 list_total: 31 fname_total: 93 hit_total: 4775 miss_total: 1241 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff9b943dd4e800.statahead_stats= statahead total: 126 statahead wrong: 2 agl total: 119 list_total: 31 fname_total: 93 hit_total: 4775 miss_total: 1241 mdc.lustre-MDT0000-mdc-ffff9b943dd4e800.batch_stats= snapshot_time: 1788565841.056688289 secs.nsecs start_time: 1788565735.163067179 secs.nsecs elapsed_time: 105.893621110 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 2 5 7 8: 3 7 15 16: 23 58 74 32: 10 25 100 mdc.lustre-MDT0001-mdc-ffff9b943dd4e800.batch_stats= snapshot_time: 1788565841.056759988 secs.nsecs start_time: 1788565735.172652298 secs.nsecs elapsed_time: 105.884107690 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 3 7 7 8: 1 2 10 16: 17 44 55 32: 17 44 100 - open/close 851 (time 1788565854.12 total 10.01 last 85.06) - open/close 1653 (time 1788565864.13 total 20.01 last 80.12) - open/close 2352 (time 1788565874.13 total 30.02 last 69.89) - open/close 3122 (time 1788565884.14 total 40.02 last 76.95) - open/close 3943 (time 1788565894.14 total 50.03 last 82.07) - open/close 4860 (time 1788565904.15 total 60.03 last 91.63) - open/close 5773 (time 1788565914.16 total 70.04 last 91.22) - open/close 6406 (time 1788565924.16 total 80.05 last 63.25) - open/close 7096 (time 1788565934.17 total 90.06 last 68.95) - open/close 7634 (time 1788565944.17 total 100.06 last 53.79) - open/close 8287 (time 1788565954.18 total 110.06 last 65.27) - open/close 9119 (time 1788565964.19 total 120.07 last 83.12) - open/close 9987 (time 1788565974.19 total 130.08 last 86.77) total: 10000 open/close in 130.18 seconds: 76.82 ops/second llite.lustre-ffff9b943dd4e800.statahead_batch_max=0 llite.lustre-ffff9b943dd4e800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9b943dd4e800.stats=clear mdc.lustre-MDT0001-mdc-ffff9b943dd4e800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m21.415s user 0m0.300s sys 0m14.715s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9b943dd4e800.statahead_batch_max=32 llite.lustre-ffff9b943dd4e800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9b943dd4e800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9b943dd4e800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9b943dd4e800.stats=clear mdc.lustre-MDT0001-mdc-ffff9b943dd4e800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m44.668s user 0m0.337s sys 0m13.435s batched statahead RPC= hit count=9978 mdc.lustre-MDT0000-mdc-ffff9b943dd4e800.batch_stats= snapshot_time: 1788566180.517379496 secs.nsecs start_time: 1788566065.273624806 secs.nsecs elapsed_time: 115.243754690 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-ffff9b943dd4e800.batch_stats= snapshot_time: 1788566180.517455503 secs.nsecs start_time: 1788566065.273797589 secs.nsecs elapsed_time: 115.243657914 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff9b943dd4e800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9b943dd4e800.batch_stats=0 llite.lustre-ffff9b943dd4e800.statahead_max=2048 llite.lustre-ffff9b943dd4e800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9b943dd4e800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9b943dd4e800.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 2.12 seconds: 47.13 ops/second llite.lustre-ffff9b943dd4e800.statahead_max=0 101 real 0m1.512s user 0m0.004s sys 0m0.304s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9b943dd4e800.statahead_max=2048 llite.lustre-ffff9b943dd4e800.statahead_max=2048 101 real 0m1.154s user 0m0.008s sys 0m0.230s '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 871 (time 1788566458.58 total 10.00 last 87.10) total: 900 open/close in 10.66 seconds: 84.45 ops/second llite.lustre-ffff9b943dd4e800.statahead_max=0 1001 real 0m21.078s user 0m0.030s sys 0m2.802s 'ls -l' 1000 files without statahead: 21 sec llite.lustre-ffff9b943dd4e800.statahead_max=2048 llite.lustre-ffff9b943dd4e800.statahead_max=2048 1001 real 0m7.670s user 0m0.028s sys 0m1.312s 'ls -l' 1000 files with statahead: 8 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: 17 seconds llite.lustre-ffff9b943dd4e800.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-ffff9b943dd4e800.batch_stats= snapshot_time: 1788566518.286469740 secs.nsecs start_time: 1788566183.059124904 secs.nsecs elapsed_time: 335.227344836 secs.nsecs subreqs per batch batches %% cum %% 1: 2 28 28 2: 0 0 28 4: 2 28 57 8: 1 14 71 16: 0 0 71 32: 0 0 71 64: 0 0 71 128: 0 0 71 256: 2 28 100 mdc.lustre-MDT0001-mdc-ffff9b943dd4e800.batch_stats= snapshot_time: 1788566518.286612162 secs.nsecs start_time: 1788566183.059365272 secs.nsecs elapsed_time: 335.227246890 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 11 11 8: 2 22 33 16: 2 22 55 32: 0 0 55 64: 2 22 77 128: 0 0 77 256: 2 22 100 - open/close 934 (time 1788566530.87 total 10.00 last 93.35) - open/close 1861 (time 1788566540.88 total 20.01 last 92.62) - open/close 2984 (time 1788566550.88 total 30.02 last 112.22) - open/close 3956 (time 1788566560.89 total 40.02 last 97.16) - open/close 4687 (time 1788566570.89 total 50.03 last 73.07) - open/close 5243 (time 1788566580.90 total 60.04 last 55.56) - open/close 5775 (time 1788566590.90 total 70.04 last 53.19) - open/close 6312 (time 1788566600.90 total 80.04 last 53.69) - open/close 6829 (time 1788566610.91 total 90.05 last 51.66) - open/close 7548 (time 1788566620.91 total 100.05 last 71.87) - open/close 8473 (time 1788566630.92 total 110.06 last 92.44) - open/close 9374 (time 1788566640.94 total 120.07 last 89.98) total: 10000 open/close in 129.30 seconds: 77.34 ops/second llite.lustre-ffff9b943dd4e800.statahead_batch_max=0 llite.lustre-ffff9b943dd4e800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9b943dd4e800.stats=clear mdc.lustre-MDT0001-mdc-ffff9b943dd4e800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m6.592s user 0m0.341s sys 0m14.645s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9b943dd4e800.statahead_batch_max=256 llite.lustre-ffff9b943dd4e800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9b943dd4e800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9b943dd4e800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9b943dd4e800.stats=clear mdc.lustre-MDT0001-mdc-ffff9b943dd4e800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m53.857s user 0m0.340s sys 0m13.989s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9b943dd4e800.batch_stats= snapshot_time: 1788566790.890398846 secs.nsecs start_time: 1788566726.713046254 secs.nsecs elapsed_time: 64.177352592 secs.nsecs subreqs per batch batches %% cum %% 1: 81 35 35 2: 35 15 50 4: 27 11 62 8: 17 7 69 16: 12 5 75 32: 19 8 83 64: 3 1 84 128: 0 0 84 256: 35 15 100 mdc.lustre-MDT0001-mdc-ffff9b943dd4e800.batch_stats= snapshot_time: 1788566790.890473121 secs.nsecs start_time: 1788566726.713190762 secs.nsecs elapsed_time: 64.177282359 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-ffff9b943dd4e800.statahead_batch_max=64 llite.lustre-ffff9b943dd4e800.statahead_max=128