== sanity test 123ad: Verify batching statahead works correctly ========================================================== 16:08:05 (1786738085) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff90b9c7ca6800.batch_stats=0 llite.lustre-ffff90b9c7ca6800.statahead_max=32 llite.lustre-ffff90b9c7ca6800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff90b9c7ca6800.batch_stats=0 total: 100 open/close in 2.66 seconds: 37.58 ops/second llite.lustre-ffff90b9c7ca6800.statahead_max=0 101 real 0m2.333s user 0m0.006s sys 0m0.321s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff90b9c7ca6800.statahead_max=32 llite.lustre-ffff90b9c7ca6800.statahead_max=32 101 real 0m1.348s user 0m0.005s sys 0m0.182s 'ls -l' 100 files with statahead: 2 sec statahead total: 135 statahead wrong: 2 agl total: 129 list_total: 30 fname_total: 102 hit_total: 3702 miss_total: 1548 swrong=2 ewrong=2 - open/close 659 (time 1786738112.36 total 10.01 last 65.80) total: 900 open/close in 14.14 seconds: 63.65 ops/second llite.lustre-ffff90b9c7ca6800.statahead_max=0 1001 real 0m24.033s user 0m0.026s sys 0m3.014s 'ls -l' 1000 files without statahead: 24 sec llite.lustre-ffff90b9c7ca6800.statahead_max=32 llite.lustre-ffff90b9c7ca6800.statahead_max=32 1001 real 0m10.922s user 0m0.026s sys 0m1.550s 'ls -l' 1000 files with statahead: 11 sec statahead total: 136 statahead wrong: 2 agl total: 130 list_total: 31 fname_total: 102 hit_total: 4699 miss_total: 1551 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 21 seconds llite.lustre-ffff90b9c7ca6800.statahead_stats= statahead total: 136 statahead wrong: 2 agl total: 130 list_total: 31 fname_total: 102 hit_total: 4699 miss_total: 1551 mdc.lustre-MDT0000-mdc-ffff90b9c7ca6800.batch_stats= snapshot_time: 1786738185.835853316 secs.nsecs start_time: 1786738089.331568784 secs.nsecs elapsed_time: 96.504284532 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 0 0 2 8: 3 7 10 16: 2 5 15 32: 34 85 100 - open/close 736 (time 1786738198.65 total 10.03 last 73.41) - open/close 1424 (time 1786738208.65 total 20.03 last 68.79) - open/close 2147 (time 1786738218.66 total 30.03 last 72.25) - open/close 2930 (time 1786738228.67 total 40.04 last 78.25) - open/close 3635 (time 1786738238.69 total 50.07 last 70.30) - open/close 4347 (time 1786738248.70 total 60.07 last 71.16) - open/close 5050 (time 1786738258.71 total 70.08 last 70.23) - open/close 5644 (time 1786738268.71 total 80.09 last 59.38) - open/close 6193 (time 1786738278.73 total 90.10 last 54.82) - open/close 6780 (time 1786738288.74 total 100.11 last 58.65) - open/close 7242 (time 1786738298.74 total 110.12 last 46.18) - open/close 7855 (time 1786738308.74 total 120.12 last 61.30) - open/close 8479 (time 1786738318.75 total 130.12 last 62.38) - open/close 9055 (time 1786738328.76 total 140.13 last 57.51) - open/close 9688 (time 1786738338.77 total 150.14 last 63.23) total: 10000 open/close in 155.01 seconds: 64.51 ops/second llite.lustre-ffff90b9c7ca6800.statahead_batch_max=0 llite.lustre-ffff90b9c7ca6800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff90b9c7ca6800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m5.122s user 0m0.309s sys 0m16.156s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff90b9c7ca6800.statahead_batch_max=32 llite.lustre-ffff90b9c7ca6800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff90b9c7ca6800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff90b9c7ca6800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m46.140s user 0m0.292s sys 0m15.287s batched statahead RPC= hit count=9973 mdc.lustre-MDT0000-mdc-ffff90b9c7ca6800.batch_stats= snapshot_time: 1786738539.347394900 secs.nsecs start_time: 1786738420.151699532 secs.nsecs elapsed_time: 119.195695368 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 0 0 16: 1 0 0 32: 313 99 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff90b9c7ca6800.batch_stats=0 llite.lustre-ffff90b9c7ca6800.statahead_max=2048 llite.lustre-ffff90b9c7ca6800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff90b9c7ca6800.batch_stats=0 total: 100 open/close in 2.69 seconds: 37.19 ops/second llite.lustre-ffff90b9c7ca6800.statahead_max=0 101 real 0m2.572s user 0m0.005s sys 0m0.339s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff90b9c7ca6800.statahead_max=2048 llite.lustre-ffff90b9c7ca6800.statahead_max=2048 101 real 0m0.983s user 0m0.006s sys 0m0.174s '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: 10072 miss_total: 28 swrong=0 ewrong=0 - open/close 709 (time 1786738872.35 total 10.00 last 70.88) total: 900 open/close in 13.12 seconds: 68.61 ops/second llite.lustre-ffff90b9c7ca6800.statahead_max=0 1001 real 0m24.603s user 0m0.032s sys 0m3.064s 'ls -l' 1000 files without statahead: 24 sec llite.lustre-ffff90b9c7ca6800.statahead_max=2048 llite.lustre-ffff90b9c7ca6800.statahead_max=2048 1001 real 0m7.623s user 0m0.025s sys 0m1.442s '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: 11071 miss_total: 29 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 23 seconds llite.lustre-ffff90b9c7ca6800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11071 miss_total: 29 mdc.lustre-MDT0000-mdc-ffff90b9c7ca6800.batch_stats= snapshot_time: 1786738945.604180761 secs.nsecs start_time: 1786738542.142275697 secs.nsecs elapsed_time: 403.461905064 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 20 20 16: 2 20 40 32: 1 10 50 64: 0 0 50 128: 1 10 60 256: 4 40 100 - open/close 607 (time 1786738958.95 total 10.02 last 60.59) - open/close 1264 (time 1786738968.96 total 20.03 last 65.64) - open/close 1919 (time 1786738978.97 total 30.03 last 65.45) - open/close 2652 (time 1786738988.99 total 40.05 last 73.17) - open/close 3324 (time 1786738998.99 total 50.06 last 67.16) - open/close 4030 (time 1786739009.00 total 60.06 last 70.57) - open/close 4752 (time 1786739019.00 total 70.07 last 72.17) - open/close 5456 (time 1786739029.01 total 80.08 last 70.35) - open/close 6166 (time 1786739039.03 total 90.09 last 70.88) - open/close 6860 (time 1786739049.03 total 100.09 last 69.39) - open/close 7579 (time 1786739059.05 total 110.11 last 71.76) - open/close 8307 (time 1786739069.10 total 120.16 last 72.44) - open/close 9076 (time 1786739079.11 total 130.17 last 76.84) - open/close 9815 (time 1786739089.12 total 140.18 last 73.81) total: 10000 open/close in 142.79 seconds: 70.03 ops/second llite.lustre-ffff90b9c7ca6800.statahead_batch_max=0 llite.lustre-ffff90b9c7ca6800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff90b9c7ca6800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m11.991s user 0m0.301s sys 0m15.736s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff90b9c7ca6800.statahead_batch_max=256 llite.lustre-ffff90b9c7ca6800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff90b9c7ca6800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff90b9c7ca6800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m57.787s user 0m0.274s sys 0m16.236s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff90b9c7ca6800.batch_stats= snapshot_time: 1786739249.512856273 secs.nsecs start_time: 1786739176.073982685 secs.nsecs elapsed_time: 73.438873588 secs.nsecs subreqs per batch batches %% cum %% 1: 257 54 54 2: 83 17 71 4: 38 8 79 8: 25 5 85 16: 19 4 89 32: 15 3 92 64: 2 0 92 128: 1 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-ffff90b9c7ca6800.statahead_batch_max=64 llite.lustre-ffff90b9c7ca6800.statahead_max=128