== sanity test 123ad: Verify batching statahead works correctly ========================================================== 14:03:09 (1780336989) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff920bc624d000.batch_stats=0 llite.lustre-ffff920bc624d000.statahead_max=32 llite.lustre-ffff920bc624d000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff920bc624d000.batch_stats=0 total: 100 open/close in 2.70 seconds: 37.07 ops/second llite.lustre-ffff920bc624d000.statahead_max=0 101 real 0m2.500s user 0m0.007s sys 0m0.319s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff920bc624d000.statahead_max=32 llite.lustre-ffff920bc624d000.statahead_max=32 101 real 0m1.158s user 0m0.004s sys 0m0.177s 'ls -l' 100 files with statahead: 1 sec statahead total: 119 statahead wrong: 2 agl total: 114 list_total: 40 fname_total: 78 hit_total: 4472 miss_total: 1276 swrong=2 ewrong=2 - open/close 556 (time 1780337017.58 total 10.00 last 55.59) total: 900 open/close in 14.27 seconds: 63.09 ops/second llite.lustre-ffff920bc624d000.statahead_max=0 1001 real 0m21.774s user 0m0.038s sys 0m2.969s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff920bc624d000.statahead_max=32 llite.lustre-ffff920bc624d000.statahead_max=32 1001 real 0m11.325s user 0m0.028s sys 0m1.508s 'ls -l' 1000 files with statahead: 11 sec statahead total: 120 statahead wrong: 2 agl total: 115 list_total: 41 fname_total: 78 hit_total: 5466 miss_total: 1282 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff920bc624d000.statahead_stats= statahead total: 120 statahead wrong: 2 agl total: 115 list_total: 41 fname_total: 78 hit_total: 5466 miss_total: 1282 mdc.lustre-MDT0000-mdc-ffff920bc624d000.batch_stats= snapshot_time: 1780337090.891778451 secs.nsecs start_time: 1780336993.644549507 secs.nsecs elapsed_time: 97.247228944 secs.nsecs subreqs per batch batches % cum % 1: 1 2 2 2: 0 0 2 4: 0 0 2 8: 2 5 7 16: 3 7 15 32: 34 85 100 - open/close 770 (time 1780337103.66 total 10.01 last 76.94) - open/close 1548 (time 1780337113.69 total 20.04 last 77.58) - open/close 2327 (time 1780337123.69 total 30.04 last 77.88) - open/close 3106 (time 1780337133.70 total 40.05 last 77.84) - open/close 3813 (time 1780337143.71 total 50.05 last 70.65) - open/close 4557 (time 1780337153.71 total 60.06 last 74.34) - open/close 5374 (time 1780337163.72 total 70.07 last 81.66) - open/close 6141 (time 1780337173.73 total 80.08 last 76.60) - open/close 6934 (time 1780337183.78 total 90.13 last 78.95) - open/close 7670 (time 1780337193.78 total 100.13 last 73.55) - open/close 8457 (time 1780337203.79 total 110.14 last 78.67) - open/close 9135 (time 1780337213.79 total 120.14 last 67.78) - open/close 9771 (time 1780337223.80 total 130.15 last 63.52) total: 10000 open/close in 134.08 seconds: 74.58 ops/second llite.lustre-ffff920bc624d000.statahead_batch_max=0 llite.lustre-ffff920bc624d000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff920bc624d000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m10.508s user 0m0.317s sys 0m15.108s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff920bc624d000.statahead_batch_max=32 llite.lustre-ffff920bc624d000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff920bc624d000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff920bc624d000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m57.474s user 0m0.301s sys 0m14.701s batched statahead RPC= hit count=9982 mdc.lustre-MDT0000-mdc-ffff920bc624d000.batch_stats= snapshot_time: 1780337443.993189236 secs.nsecs start_time: 1780337310.759078433 secs.nsecs elapsed_time: 133.234110803 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-ffff920bc624d000.batch_stats=0 llite.lustre-ffff920bc624d000.statahead_max=2048 llite.lustre-ffff920bc624d000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff920bc624d000.batch_stats=0 total: 100 open/close in 2.62 seconds: 38.21 ops/second llite.lustre-ffff920bc624d000.statahead_max=0 101 real 0m2.903s user 0m0.008s sys 0m0.328s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff920bc624d000.statahead_max=2048 llite.lustre-ffff920bc624d000.statahead_max=2048 101 real 0m0.935s user 0m0.007s sys 0m0.202s '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: 10081 miss_total: 19 swrong=0 ewrong=0 - open/close 578 (time 1780337783.32 total 10.03 last 57.61) total: 900 open/close in 16.10 seconds: 55.91 ops/second llite.lustre-ffff920bc624d000.statahead_max=0 1001 real 0m24.512s user 0m0.038s sys 0m3.152s 'ls -l' 1000 files without statahead: 25 sec llite.lustre-ffff920bc624d000.statahead_max=2048 llite.lustre-ffff920bc624d000.statahead_max=2048 1001 real 0m6.945s user 0m0.029s sys 0m1.514s '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: 11080 miss_total: 20 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 21 seconds llite.lustre-ffff920bc624d000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11080 miss_total: 20 mdc.lustre-MDT0000-mdc-ffff920bc624d000.batch_stats= snapshot_time: 1780337856.832137581 secs.nsecs start_time: 1780337447.016089212 secs.nsecs elapsed_time: 409.816048369 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 18 18 16: 2 18 36 32: 1 9 45 64: 1 9 54 128: 1 9 63 256: 4 36 100 - open/close 682 (time 1780337869.90 total 10.01 last 68.14) - open/close 1296 (time 1780337879.92 total 20.03 last 61.29) - open/close 2040 (time 1780337889.92 total 30.03 last 74.39) - open/close 2683 (time 1780337899.94 total 40.05 last 64.19) - open/close 3376 (time 1780337909.94 total 50.05 last 69.29) - open/close 4071 (time 1780337919.95 total 60.06 last 69.44) - open/close 4747 (time 1780337929.95 total 70.06 last 67.60) - open/close 5460 (time 1780337939.97 total 80.08 last 71.15) - open/close 6088 (time 1780337949.98 total 90.09 last 62.74) - open/close 6811 (time 1780337959.98 total 100.09 last 72.29) - open/close 7523 (time 1780337969.98 total 110.09 last 71.17) - open/close 8250 (time 1780337979.99 total 120.10 last 72.68) - open/close 8907 (time 1780337990.01 total 130.12 last 65.55) - open/close 9630 (time 1780338000.02 total 140.13 last 72.25) total: 10000 open/close in 144.94 seconds: 68.99 ops/second llite.lustre-ffff920bc624d000.statahead_batch_max=0 llite.lustre-ffff920bc624d000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff920bc624d000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m56.479s user 0m0.331s sys 0m16.916s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff920bc624d000.statahead_batch_max=256 llite.lustre-ffff920bc624d000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff920bc624d000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff920bc624d000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m53.029s user 0m0.332s sys 0m16.164s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff920bc624d000.batch_stats= snapshot_time: 1780338136.858508722 secs.nsecs start_time: 1780338070.364683952 secs.nsecs elapsed_time: 66.493824770 secs.nsecs subreqs per batch batches % cum % 1: 247 55 55 2: 68 15 70 4: 40 9 79 8: 21 4 84 16: 12 2 87 32: 15 3 90 64: 7 1 92 128: 0 0 92 256: 34 7 100 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-ffff920bc624d000.statahead_batch_max=64 llite.lustre-ffff920bc624d000.statahead_max=128