== sanity test 123ad: Verify batching statahead works correctly ========================================================== 09:31:45 (1787319105) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff91bd03d27000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff91bd03d27000.batch_stats=0 llite.lustre-ffff91bd03d27000.statahead_max=32 llite.lustre-ffff91bd03d27000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff91bd03d27000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff91bd03d27000.batch_stats=0 striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.61 seconds: 38.35 ops/second llite.lustre-ffff91bd03d27000.statahead_max=0 101 real 0m2.386s user 0m0.004s sys 0m0.312s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff91bd03d27000.statahead_max=32 llite.lustre-ffff91bd03d27000.statahead_max=32 101 real 0m1.096s user 0m0.004s sys 0m0.175s 'ls -l' 100 files with statahead: 1 sec statahead total: 131 statahead wrong: 2 agl total: 125 list_total: 32 fname_total: 79 hit_total: 3598 miss_total: 1474 swrong=2 ewrong=2 - open/close 721 (time 1787319132.96 total 10.02 last 71.99) total: 900 open/close in 12.90 seconds: 69.75 ops/second llite.lustre-ffff91bd03d27000.statahead_max=0 1001 real 0m22.877s user 0m0.030s sys 0m3.210s 'ls -l' 1000 files without statahead: 23 sec llite.lustre-ffff91bd03d27000.statahead_max=32 llite.lustre-ffff91bd03d27000.statahead_max=32 1001 real 0m9.959s user 0m0.030s sys 0m1.546s 'ls -l' 1000 files with statahead: 10 sec statahead total: 132 statahead wrong: 2 agl total: 126 list_total: 33 fname_total: 79 hit_total: 4596 miss_total: 1476 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff91bd03d27000.statahead_stats= statahead total: 132 statahead wrong: 2 agl total: 126 list_total: 33 fname_total: 79 hit_total: 4596 miss_total: 1476 mdc.lustre-MDT0000-mdc-ffff91bd03d27000.batch_stats= snapshot_time: 1787319203.957216939 secs.nsecs start_time: 1787319110.376671962 secs.nsecs elapsed_time: 93.580544977 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 3 7 7 8: 4 10 17 16: 19 48 66 32: 13 33 100 mdc.lustre-MDT0001-mdc-ffff91bd03d27000.batch_stats= snapshot_time: 1787319203.957285264 secs.nsecs start_time: 1787319110.376789469 secs.nsecs elapsed_time: 93.580495795 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 2 5 7 4: 2 5 12 8: 1 2 15 16: 21 52 67 32: 13 32 100 - open/close 694 (time 1787319216.89 total 10.01 last 69.36) - open/close 1449 (time 1787319226.89 total 20.01 last 75.49) - open/close 2208 (time 1787319236.90 total 30.01 last 75.87) - open/close 3071 (time 1787319246.90 total 40.01 last 86.29) - open/close 3880 (time 1787319256.90 total 50.02 last 80.86) - open/close 4721 (time 1787319266.92 total 60.03 last 83.96) - open/close 5612 (time 1787319276.92 total 70.04 last 89.05) - open/close 6387 (time 1787319286.93 total 80.05 last 77.46) - open/close 7102 (time 1787319296.94 total 90.05 last 71.44) - open/close 7728 (time 1787319306.94 total 100.06 last 62.59) - open/close 8540 (time 1787319316.95 total 110.07 last 81.12) - open/close 9214 (time 1787319326.96 total 120.07 last 67.35) total: 10000 open/close in 129.47 seconds: 77.24 ops/second llite.lustre-ffff91bd03d27000.statahead_batch_max=0 llite.lustre-ffff91bd03d27000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff91bd03d27000.stats=clear mdc.lustre-MDT0001-mdc-ffff91bd03d27000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m21.831s user 0m0.331s sys 0m17.100s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff91bd03d27000.statahead_batch_max=32 llite.lustre-ffff91bd03d27000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff91bd03d27000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff91bd03d27000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff91bd03d27000.stats=clear mdc.lustre-MDT0001-mdc-ffff91bd03d27000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m45.678s user 0m0.297s sys 0m15.748s batched statahead RPC= hit count=9989 mdc.lustre-MDT0000-mdc-ffff91bd03d27000.batch_stats= snapshot_time: 1787319550.177419577 secs.nsecs start_time: 1787319430.787169883 secs.nsecs elapsed_time: 119.390249694 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-ffff91bd03d27000.batch_stats= snapshot_time: 1787319550.177473890 secs.nsecs start_time: 1787319430.787256470 secs.nsecs elapsed_time: 119.390217420 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff91bd03d27000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff91bd03d27000.batch_stats=0 llite.lustre-ffff91bd03d27000.statahead_max=2048 llite.lustre-ffff91bd03d27000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff91bd03d27000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff91bd03d27000.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 3.09 seconds: 32.41 ops/second llite.lustre-ffff91bd03d27000.statahead_max=0 101 real 0m2.569s user 0m0.002s sys 0m0.351s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff91bd03d27000.statahead_max=2048 llite.lustre-ffff91bd03d27000.statahead_max=2048 101 real 0m1.121s user 0m0.004s sys 0m0.180s '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: 10088 miss_total: 12 swrong=0 ewrong=0 - open/close 669 (time 1787319903.31 total 10.01 last 66.86) total: 900 open/close in 14.27 seconds: 63.06 ops/second llite.lustre-ffff91bd03d27000.statahead_max=0 1001 real 0m23.274s user 0m0.035s sys 0m3.444s 'ls -l' 1000 files without statahead: 24 sec llite.lustre-ffff91bd03d27000.statahead_max=2048 llite.lustre-ffff91bd03d27000.statahead_max=2048 1001 real 0m8.252s user 0m0.037s sys 0m1.568s '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: 11087 miss_total: 13 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 23 seconds llite.lustre-ffff91bd03d27000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11087 miss_total: 13 mdc.lustre-MDT0000-mdc-ffff91bd03d27000.batch_stats= snapshot_time: 1787319975.876796626 secs.nsecs start_time: 1787319553.151956770 secs.nsecs elapsed_time: 422.724839856 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 16 16 4: 2 33 50 8: 1 16 66 16: 0 0 66 32: 0 0 66 64: 0 0 66 128: 0 0 66 256: 2 33 100 mdc.lustre-MDT0001-mdc-ffff91bd03d27000.batch_stats= snapshot_time: 1787319975.876877086 secs.nsecs start_time: 1787319553.152157476 secs.nsecs elapsed_time: 422.724719610 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 707 (time 1787319988.99 total 10.01 last 70.65) - open/close 1493 (time 1787319999.00 total 20.01 last 78.53) - open/close 2258 (time 1787320009.00 total 30.01 last 76.50) - open/close 3073 (time 1787320019.01 total 40.02 last 81.43) - open/close 3812 (time 1787320029.03 total 50.05 last 73.72) - open/close 4542 (time 1787320039.04 total 60.05 last 72.96) - open/close 5357 (time 1787320049.04 total 70.05 last 81.49) - open/close 6122 (time 1787320059.05 total 80.06 last 76.43) - open/close 6943 (time 1787320069.05 total 90.07 last 82.07) - open/close 7722 (time 1787320079.08 total 100.10 last 77.65) - open/close 8404 (time 1787320089.08 total 110.10 last 68.20) - open/close 9208 (time 1787320099.10 total 120.11 last 80.28) total: 10000 open/close in 129.73 seconds: 77.09 ops/second llite.lustre-ffff91bd03d27000.statahead_batch_max=0 llite.lustre-ffff91bd03d27000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff91bd03d27000.stats=clear mdc.lustre-MDT0001-mdc-ffff91bd03d27000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m16.035s user 0m0.296s sys 0m16.720s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff91bd03d27000.statahead_batch_max=256 llite.lustre-ffff91bd03d27000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff91bd03d27000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff91bd03d27000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff91bd03d27000.stats=clear mdc.lustre-MDT0001-mdc-ffff91bd03d27000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m58.197s user 0m0.327s sys 0m17.338s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff91bd03d27000.batch_stats= snapshot_time: 1787320265.885522892 secs.nsecs start_time: 1787320194.219520581 secs.nsecs elapsed_time: 71.666002311 secs.nsecs subreqs per batch batches %% cum %% 1: 296 61 61 2: 59 12 73 4: 41 8 81 8: 22 4 86 16: 9 1 88 32: 12 2 90 64: 12 2 93 128: 0 0 93 256: 33 6 100 mdc.lustre-MDT0001-mdc-ffff91bd03d27000.batch_stats= snapshot_time: 1787320265.885590158 secs.nsecs start_time: 1787320194.219605410 secs.nsecs elapsed_time: 71.665984748 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-ffff91bd03d27000.statahead_batch_max=64 llite.lustre-ffff91bd03d27000.statahead_max=128