== sanity test 123ad: Verify batching statahead works correctly ========================================================== 13:22:42 (1784049762) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff98ae921eb800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff98ae921eb800.batch_stats=0 llite.lustre-ffff98ae921eb800.statahead_max=32 llite.lustre-ffff98ae921eb800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff98ae921eb800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff98ae921eb800.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 2.65 seconds: 37.80 ops/second llite.lustre-ffff98ae921eb800.statahead_max=0 101 real 0m1.845s user 0m0.005s sys 0m0.303s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff98ae921eb800.statahead_max=32 llite.lustre-ffff98ae921eb800.statahead_max=32 101 real 0m1.475s user 0m0.007s sys 0m0.184s 'ls -l' 100 files with statahead: 1 sec statahead total: 154 statahead wrong: 2 agl total: 148 list_total: 31 fname_total: 108 hit_total: 3947 miss_total: 1733 swrong=2 ewrong=2 - open/close 714 (time 1784049789.06 total 10.00 last 71.40) total: 900 open/close in 12.69 seconds: 70.91 ops/second llite.lustre-ffff98ae921eb800.statahead_max=0 1001 real 0m24.069s user 0m0.029s sys 0m3.152s 'ls -l' 1000 files without statahead: 24 sec llite.lustre-ffff98ae921eb800.statahead_max=32 llite.lustre-ffff98ae921eb800.statahead_max=32 1001 real 0m9.158s user 0m0.029s sys 0m1.513s 'ls -l' 1000 files with statahead: 9 sec statahead total: 155 statahead wrong: 2 agl total: 149 list_total: 32 fname_total: 108 hit_total: 4946 miss_total: 1734 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 18 seconds llite.lustre-ffff98ae921eb800.statahead_stats= statahead total: 155 statahead wrong: 2 agl total: 149 list_total: 32 fname_total: 108 hit_total: 4946 miss_total: 1734 mdc.lustre-MDT0000-mdc-ffff98ae921eb800.batch_stats= snapshot_time: 1784049856.165916988 secs.nsecs start_time: 1784049766.268889793 secs.nsecs elapsed_time: 89.897027195 secs.nsecs subreqs per batch batches %% cum %% 1: 2 5 5 2: 1 2 8 4: 1 2 11 8: 1 2 13 16: 26 72 86 32: 5 13 100 mdc.lustre-MDT0001-mdc-ffff98ae921eb800.batch_stats= snapshot_time: 1784049856.165985218 secs.nsecs start_time: 1784049766.268968490 secs.nsecs elapsed_time: 89.897016728 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 2 5 5 8: 4 10 15 16: 8 20 35 32: 25 64 100 - open/close 711 (time 1784049869.04 total 10.01 last 71.00) - open/close 1264 (time 1784049879.04 total 20.02 last 55.28) - open/close 1687 (time 1784049889.06 total 30.04 last 42.22) - open/close 2394 (time 1784049899.07 total 40.04 last 70.66) - open/close 3078 (time 1784049909.07 total 50.05 last 68.38) - open/close 3717 (time 1784049919.07 total 60.05 last 63.87) - open/close 4314 (time 1784049929.08 total 70.06 last 59.64) - open/close 5204 (time 1784049939.09 total 80.07 last 88.94) - open/close 6154 (time 1784049949.09 total 90.07 last 94.97) - open/close 7066 (time 1784049959.10 total 100.08 last 91.13) - open/close 7979 (time 1784049969.11 total 110.09 last 91.22) - open/close 8939 (time 1784049979.11 total 120.09 last 95.98) - open/close 9859 (time 1784049989.11 total 130.09 last 91.98) total: 10000 open/close in 131.60 seconds: 75.99 ops/second llite.lustre-ffff98ae921eb800.statahead_batch_max=0 llite.lustre-ffff98ae921eb800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff98ae921eb800.stats=clear mdc.lustre-MDT0001-mdc-ffff98ae921eb800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m9.109s user 0m0.303s sys 0m15.955s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff98ae921eb800.statahead_batch_max=32 llite.lustre-ffff98ae921eb800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff98ae921eb800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff98ae921eb800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff98ae921eb800.stats=clear mdc.lustre-MDT0001-mdc-ffff98ae921eb800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m40.765s user 0m0.299s sys 0m14.982s batched statahead RPC= hit count=9978 mdc.lustre-MDT0000-mdc-ffff98ae921eb800.batch_stats= snapshot_time: 1784050183.745715929 secs.nsecs start_time: 1784050070.972811150 secs.nsecs elapsed_time: 112.772904779 secs.nsecs subreqs per batch batches %% cum %% 1: 1 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-ffff98ae921eb800.batch_stats= snapshot_time: 1784050183.745779554 secs.nsecs start_time: 1784050070.972945023 secs.nsecs elapsed_time: 112.772834531 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff98ae921eb800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff98ae921eb800.batch_stats=0 llite.lustre-ffff98ae921eb800.statahead_max=2048 llite.lustre-ffff98ae921eb800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff98ae921eb800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff98ae921eb800.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 2.20 seconds: 45.41 ops/second llite.lustre-ffff98ae921eb800.statahead_max=0 101 real 0m1.962s user 0m0.003s sys 0m0.324s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff98ae921eb800.statahead_max=2048 llite.lustre-ffff98ae921eb800.statahead_max=2048 101 real 0m0.973s user 0m0.008s sys 0m0.205s '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 total: 900 open/close in 8.99 seconds: 100.08 ops/second llite.lustre-ffff98ae921eb800.statahead_max=0 1001 real 0m17.833s user 0m0.029s sys 0m3.057s 'ls -l' 1000 files without statahead: 18 sec llite.lustre-ffff98ae921eb800.statahead_max=2048 llite.lustre-ffff98ae921eb800.statahead_max=2048 1001 real 0m5.099s user 0m0.019s sys 0m1.435s '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: 17 seconds llite.lustre-ffff98ae921eb800.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-ffff98ae921eb800.batch_stats= snapshot_time: 1784050501.266061894 secs.nsecs start_time: 1784050186.221243015 secs.nsecs elapsed_time: 315.044818879 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 2 28 28 4: 1 14 42 8: 1 14 57 16: 1 14 71 32: 0 0 71 64: 0 0 71 128: 0 0 71 256: 2 28 100 mdc.lustre-MDT0001-mdc-ffff98ae921eb800.batch_stats= snapshot_time: 1784050501.266144453 secs.nsecs start_time: 1784050186.221423241 secs.nsecs elapsed_time: 315.044721212 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 10 10 8: 4 40 50 16: 0 0 50 32: 2 20 70 64: 1 10 80 128: 0 0 80 256: 2 20 100 - open/close 1055 (time 1784050513.18 total 10.00 last 105.49) - open/close 1998 (time 1784050523.19 total 20.00 last 94.29) - open/close 2768 (time 1784050533.21 total 30.03 last 76.80) - open/close 3422 (time 1784050543.22 total 40.03 last 65.36) - open/close 4121 (time 1784050553.23 total 50.04 last 69.84) - open/close 5074 (time 1784050563.24 total 60.05 last 95.22) - open/close 6081 (time 1784050573.24 total 70.05 last 100.67) - open/close 6999 (time 1784050583.24 total 80.06 last 91.76) - open/close 7955 (time 1784050593.25 total 90.06 last 95.54) - open/close 8746 (time 1784050603.25 total 100.07 last 79.08) - open/close 9390 (time 1784050613.25 total 110.07 last 64.39) total: 10000 open/close in 116.86 seconds: 85.57 ops/second llite.lustre-ffff98ae921eb800.statahead_batch_max=0 llite.lustre-ffff98ae921eb800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff98ae921eb800.stats=clear mdc.lustre-MDT0001-mdc-ffff98ae921eb800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m7.266s user 0m0.292s sys 0m15.811s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff98ae921eb800.statahead_batch_max=256 llite.lustre-ffff98ae921eb800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff98ae921eb800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff98ae921eb800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff98ae921eb800.stats=clear mdc.lustre-MDT0001-mdc-ffff98ae921eb800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m56.862s user 0m0.297s sys 0m15.983s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff98ae921eb800.batch_stats= snapshot_time: 1784050772.456235294 secs.nsecs start_time: 1784050697.842110359 secs.nsecs elapsed_time: 74.614124935 secs.nsecs subreqs per batch batches %% cum %% 1: 200 50 50 2: 62 15 66 4: 36 9 75 8: 25 6 82 16: 10 2 84 32: 23 5 90 64: 3 0 91 128: 0 0 91 256: 34 8 100 mdc.lustre-MDT0001-mdc-ffff98ae921eb800.batch_stats= snapshot_time: 1784050772.456303822 secs.nsecs start_time: 1784050697.842192884 secs.nsecs elapsed_time: 74.614110938 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-ffff98ae921eb800.statahead_batch_max=64 llite.lustre-ffff98ae921eb800.statahead_max=128