== sanity test 123ad: Verify batching statahead works correctly ========================================================== 09:33:18 (1787319198) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff896811dc1000.batch_stats=0 llite.lustre-ffff896811dc1000.statahead_max=32 llite.lustre-ffff896811dc1000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff896811dc1000.batch_stats=0 total: 100 open/close in 2.86 seconds: 34.95 ops/second llite.lustre-ffff896811dc1000.statahead_max=0 101 real 0m2.776s user 0m0.003s sys 0m0.325s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff896811dc1000.statahead_max=32 llite.lustre-ffff896811dc1000.statahead_max=32 101 real 0m1.260s user 0m0.011s sys 0m0.183s 'ls -l' 100 files with statahead: 1 sec statahead total: 126 statahead wrong: 2 agl total: 120 list_total: 29 fname_total: 94 hit_total: 4087 miss_total: 1336 swrong=2 ewrong=2 - open/close 672 (time 1787319227.97 total 10.00 last 67.18) total: 900 open/close in 13.45 seconds: 66.90 ops/second llite.lustre-ffff896811dc1000.statahead_max=0 1001 real 0m23.981s user 0m0.036s sys 0m3.281s 'ls -l' 1000 files without statahead: 24 sec llite.lustre-ffff896811dc1000.statahead_max=32 llite.lustre-ffff896811dc1000.statahead_max=32 1001 real 0m10.855s user 0m0.034s sys 0m1.608s 'ls -l' 1000 files with statahead: 11 sec statahead total: 127 statahead wrong: 2 agl total: 121 list_total: 30 fname_total: 94 hit_total: 5084 miss_total: 1339 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff896811dc1000.statahead_stats= statahead total: 127 statahead wrong: 2 agl total: 121 list_total: 30 fname_total: 94 hit_total: 5084 miss_total: 1339 mdc.lustre-MDT0000-mdc-ffff896811dc1000.batch_stats= snapshot_time: 1787319302.817585087 secs.nsecs start_time: 1787319203.688835116 secs.nsecs elapsed_time: 99.128749971 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 0 0 2 8: 3 7 10 16: 1 2 12 32: 34 87 100 - open/close 720 (time 1787319315.43 total 10.01 last 71.96) - open/close 1450 (time 1787319325.43 total 20.01 last 72.94) - open/close 2102 (time 1787319335.44 total 30.02 last 65.14) - open/close 2685 (time 1787319345.46 total 40.04 last 58.21) - open/close 3216 (time 1787319355.47 total 50.05 last 53.07) - open/close 3778 (time 1787319365.47 total 60.05 last 56.17) - open/close 4372 (time 1787319375.48 total 70.06 last 59.34) - open/close 4942 (time 1787319385.49 total 80.06 last 56.98) - open/close 5630 (time 1787319395.50 total 90.08 last 68.68) - open/close 6311 (time 1787319405.51 total 100.09 last 68.06) - open/close 6994 (time 1787319415.51 total 110.09 last 68.29) - open/close 7688 (time 1787319425.51 total 120.09 last 69.39) - open/close 8203 (time 1787319435.54 total 130.12 last 51.36) - open/close 8738 (time 1787319445.54 total 140.12 last 53.48) - open/close 9447 (time 1787319455.54 total 150.12 last 70.89) total: 10000 open/close in 158.13 seconds: 63.24 ops/second llite.lustre-ffff896811dc1000.statahead_batch_max=0 llite.lustre-ffff896811dc1000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff896811dc1000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m3.825s user 0m0.329s sys 0m16.841s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff896811dc1000.statahead_batch_max=32 llite.lustre-ffff896811dc1000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff896811dc1000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff896811dc1000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m48.513s user 0m0.351s sys 0m15.727s batched statahead RPC= hit count=9983 mdc.lustre-MDT0000-mdc-ffff896811dc1000.batch_stats= snapshot_time: 1787319661.654223873 secs.nsecs start_time: 1787319538.250870186 secs.nsecs elapsed_time: 123.403353687 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-ffff896811dc1000.batch_stats=0 llite.lustre-ffff896811dc1000.statahead_max=2048 llite.lustre-ffff896811dc1000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff896811dc1000.batch_stats=0 total: 100 open/close in 3.26 seconds: 30.70 ops/second llite.lustre-ffff896811dc1000.statahead_max=0 101 real 0m2.248s user 0m0.005s sys 0m0.336s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff896811dc1000.statahead_max=2048 llite.lustre-ffff896811dc1000.statahead_max=2048 101 real 0m0.889s user 0m0.004s sys 0m0.190s '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: 10082 miss_total: 18 swrong=0 ewrong=0 - open/close 697 (time 1787319989.76 total 10.01 last 69.64) total: 900 open/close in 13.80 seconds: 65.20 ops/second llite.lustre-ffff896811dc1000.statahead_max=0 1001 real 0m27.939s user 0m0.037s sys 0m3.198s 'ls -l' 1000 files without statahead: 28 sec llite.lustre-ffff896811dc1000.statahead_max=2048 llite.lustre-ffff896811dc1000.statahead_max=2048 1001 real 0m6.812s user 0m0.034s sys 0m1.846s '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: 11081 miss_total: 19 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 24 seconds llite.lustre-ffff896811dc1000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11081 miss_total: 19 mdc.lustre-MDT0000-mdc-ffff896811dc1000.batch_stats= snapshot_time: 1787320066.955014063 secs.nsecs start_time: 1787319663.620280970 secs.nsecs elapsed_time: 403.334733093 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 735 (time 1787320079.68 total 10.01 last 73.43) - open/close 1476 (time 1787320089.71 total 20.04 last 73.89) - open/close 2187 (time 1787320099.72 total 30.05 last 71.03) - open/close 2886 (time 1787320109.72 total 40.05 last 69.88) - open/close 3543 (time 1787320119.72 total 50.06 last 65.67) - open/close 4280 (time 1787320129.73 total 60.06 last 73.64) - open/close 4940 (time 1787320139.74 total 70.07 last 65.95) - open/close 5684 (time 1787320149.78 total 80.11 last 74.11) - open/close 6470 (time 1787320159.79 total 90.13 last 78.48) - open/close 7204 (time 1787320169.82 total 100.15 last 73.23) - open/close 7992 (time 1787320179.83 total 110.16 last 78.71) - open/close 8777 (time 1787320189.83 total 120.16 last 78.47) - open/close 9522 (time 1787320199.83 total 130.16 last 74.50) total: 10000 open/close in 136.57 seconds: 73.22 ops/second llite.lustre-ffff896811dc1000.statahead_batch_max=0 llite.lustre-ffff896811dc1000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff896811dc1000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m56.305s user 0m0.349s sys 0m17.784s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff896811dc1000.statahead_batch_max=256 llite.lustre-ffff896811dc1000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff896811dc1000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff896811dc1000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m53.353s user 0m0.325s sys 0m17.690s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff896811dc1000.batch_stats= snapshot_time: 1787320338.661132120 secs.nsecs start_time: 1787320273.145949979 secs.nsecs elapsed_time: 65.515182141 secs.nsecs subreqs per batch batches %% cum %% 1: 267 54 54 2: 79 16 70 4: 44 8 79 8: 30 6 85 16: 15 3 88 32: 17 3 92 64: 4 0 93 128: 1 0 93 256: 33 6 100 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-ffff896811dc1000.statahead_batch_max=64 llite.lustre-ffff896811dc1000.statahead_max=128