== sanity test 123ad: Verify batching statahead works correctly ========================================================== 01:49:48 (1788587388) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8fe8c73f0000.batch_stats=0 llite.lustre-ffff8fe8c73f0000.statahead_max=32 llite.lustre-ffff8fe8c73f0000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8fe8c73f0000.batch_stats=0 total: 100 open/close in 2.34 seconds: 42.81 ops/second llite.lustre-ffff8fe8c73f0000.statahead_max=0 101 real 0m2.852s user 0m0.002s sys 0m0.316s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff8fe8c73f0000.statahead_max=32 llite.lustre-ffff8fe8c73f0000.statahead_max=32 101 real 0m1.215s user 0m0.005s sys 0m0.157s 'ls -l' 100 files with statahead: 2 sec statahead total: 141 statahead wrong: 2 agl total: 135 list_total: 29 fname_total: 112 hit_total: 4539 miss_total: 1272 swrong=2 ewrong=2 - open/close 711 (time 1788587416.49 total 10.01 last 71.05) total: 900 open/close in 12.83 seconds: 70.14 ops/second llite.lustre-ffff8fe8c73f0000.statahead_max=0 1001 real 0m21.825s user 0m0.031s sys 0m2.953s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff8fe8c73f0000.statahead_max=32 llite.lustre-ffff8fe8c73f0000.statahead_max=32 1001 real 0m10.539s user 0m0.026s sys 0m1.346s 'ls -l' 1000 files with statahead: 10 sec statahead total: 142 statahead wrong: 2 agl total: 136 list_total: 30 fname_total: 112 hit_total: 5537 miss_total: 1274 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 28 seconds llite.lustre-ffff8fe8c73f0000.statahead_stats= statahead total: 142 statahead wrong: 2 agl total: 136 list_total: 30 fname_total: 112 hit_total: 5537 miss_total: 1274 mdc.lustre-MDT0000-mdc-ffff8fe8c73f0000.batch_stats= snapshot_time: 1788587493.198302151 secs.nsecs start_time: 1788587393.076578457 secs.nsecs elapsed_time: 100.121723694 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 2 2 4: 0 0 2 8: 3 7 10 16: 2 5 15 32: 34 85 100 - open/close 572 (time 1788587506.64 total 10.01 last 57.17) - open/close 1183 (time 1788587516.65 total 20.02 last 61.00) - open/close 1881 (time 1788587526.66 total 30.03 last 69.73) - open/close 2553 (time 1788587536.68 total 40.05 last 67.07) - open/close 3165 (time 1788587546.69 total 50.05 last 61.18) - open/close 3880 (time 1788587556.69 total 60.06 last 71.47) - open/close 4550 (time 1788587566.70 total 70.07 last 66.94) - open/close 5240 (time 1788587576.70 total 80.07 last 69.00) - open/close 5912 (time 1788587586.70 total 90.07 last 67.17) - open/close 6680 (time 1788587596.71 total 100.08 last 76.79) - open/close 7446 (time 1788587606.73 total 110.10 last 76.44) - open/close 8211 (time 1788587616.73 total 120.10 last 76.45) - open/close 8907 (time 1788587626.76 total 130.12 last 69.45) - open/close 9590 (time 1788587636.76 total 140.13 last 68.25) total: 10000 open/close in 145.81 seconds: 68.58 ops/second llite.lustre-ffff8fe8c73f0000.statahead_batch_max=0 llite.lustre-ffff8fe8c73f0000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8fe8c73f0000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m7.585s user 0m0.344s sys 0m13.870s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8fe8c73f0000.statahead_batch_max=32 llite.lustre-ffff8fe8c73f0000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8fe8c73f0000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8fe8c73f0000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m51.523s user 0m0.322s sys 0m13.321s batched statahead RPC= hit count=9976 mdc.lustre-MDT0000-mdc-ffff8fe8c73f0000.batch_stats= snapshot_time: 1788587844.936562331 secs.nsecs start_time: 1788587719.795841730 secs.nsecs elapsed_time: 125.140720601 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 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-ffff8fe8c73f0000.batch_stats=0 llite.lustre-ffff8fe8c73f0000.statahead_max=2048 llite.lustre-ffff8fe8c73f0000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8fe8c73f0000.batch_stats=0 total: 100 open/close in 2.95 seconds: 33.92 ops/second llite.lustre-ffff8fe8c73f0000.statahead_max=0 101 real 0m2.433s user 0m0.006s sys 0m0.342s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff8fe8c73f0000.statahead_max=2048 llite.lustre-ffff8fe8c73f0000.statahead_max=2048 101 real 0m1.268s user 0m0.002s sys 0m0.167s '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: 10075 miss_total: 25 swrong=0 ewrong=0 - open/close 680 (time 1788588176.81 total 10.01 last 67.96) total: 900 open/close in 13.45 seconds: 66.93 ops/second llite.lustre-ffff8fe8c73f0000.statahead_max=0 1001 real 0m21.711s user 0m0.043s sys 0m2.833s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff8fe8c73f0000.statahead_max=2048 llite.lustre-ffff8fe8c73f0000.statahead_max=2048 1001 real 0m6.934s user 0m0.031s sys 0m1.352s '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: 11074 miss_total: 26 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 21 seconds llite.lustre-ffff8fe8c73f0000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11074 miss_total: 26 mdc.lustre-MDT0000-mdc-ffff8fe8c73f0000.batch_stats= snapshot_time: 1788588242.237575978 secs.nsecs start_time: 1788587847.644462269 secs.nsecs elapsed_time: 394.593113709 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 22 22 16: 2 22 44 32: 0 0 44 64: 0 0 44 128: 1 11 55 256: 4 44 100 - open/close 689 (time 1788588254.92 total 10.02 last 68.76) - open/close 1373 (time 1788588264.93 total 20.03 last 68.33) - open/close 2015 (time 1788588274.94 total 30.04 last 64.14) - open/close 2606 (time 1788588284.94 total 40.04 last 59.08) - open/close 3218 (time 1788588294.95 total 50.05 last 61.15) - open/close 3840 (time 1788588304.96 total 60.06 last 62.13) - open/close 4447 (time 1788588314.97 total 70.08 last 60.63) - open/close 5035 (time 1788588324.99 total 80.09 last 58.71) - open/close 5597 (time 1788588334.99 total 90.09 last 56.19) - open/close 6159 (time 1788588345.01 total 100.11 last 56.11) - open/close 6823 (time 1788588355.01 total 110.12 last 66.35) - open/close 7444 (time 1788588365.02 total 120.12 last 62.09) - open/close 8054 (time 1788588375.02 total 130.13 last 60.95) - open/close 8757 (time 1788588385.03 total 140.13 last 70.26) - open/close 9442 (time 1788588395.04 total 150.14 last 68.45) total: 10000 open/close in 159.45 seconds: 62.72 ops/second llite.lustre-ffff8fe8c73f0000.statahead_batch_max=0 llite.lustre-ffff8fe8c73f0000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8fe8c73f0000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m2.563s user 0m0.321s sys 0m14.220s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8fe8c73f0000.statahead_batch_max=256 llite.lustre-ffff8fe8c73f0000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8fe8c73f0000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8fe8c73f0000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m55.650s user 0m0.306s sys 0m13.919s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8fe8c73f0000.batch_stats= snapshot_time: 1788588542.391064049 secs.nsecs start_time: 1788588475.789751541 secs.nsecs elapsed_time: 66.601312508 secs.nsecs subreqs per batch batches %% cum %% 1: 207 50 50 2: 69 16 66 4: 40 9 76 8: 25 6 82 16: 19 4 87 32: 13 3 90 64: 5 1 91 128: 1 0 91 256: 34 8 100 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-ffff8fe8c73f0000.statahead_batch_max=64 llite.lustre-ffff8fe8c73f0000.statahead_max=128