== sanity test 123ad: Verify batching statahead works correctly ========================================================== 18:40:24 (1787870424) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff943b8a132000.batch_stats=0 llite.lustre-ffff943b8a132000.statahead_max=32 llite.lustre-ffff943b8a132000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff943b8a132000.batch_stats=0 total: 100 open/close in 3.96 seconds: 25.23 ops/second llite.lustre-ffff943b8a132000.statahead_max=0 101 real 0m2.305s user 0m0.004s sys 0m0.319s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff943b8a132000.statahead_max=32 llite.lustre-ffff943b8a132000.statahead_max=32 101 real 0m1.263s user 0m0.005s sys 0m0.171s 'ls -l' 100 files with statahead: 1 sec statahead total: 111 statahead wrong: 2 agl total: 105 list_total: 29 fname_total: 78 hit_total: 4036 miss_total: 1691 swrong=2 ewrong=2 - open/close 613 (time 1787870452.79 total 10.01 last 61.26) total: 900 open/close in 15.25 seconds: 59.01 ops/second llite.lustre-ffff943b8a132000.statahead_max=0 1001 real 0m21.516s user 0m0.028s sys 0m2.831s 'ls -l' 1000 files without statahead: 21 sec llite.lustre-ffff943b8a132000.statahead_max=32 llite.lustre-ffff943b8a132000.statahead_max=32 1001 real 0m10.783s user 0m0.024s sys 0m1.322s 'ls -l' 1000 files with statahead: 11 sec statahead total: 112 statahead wrong: 2 agl total: 106 list_total: 30 fname_total: 78 hit_total: 5032 miss_total: 1695 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 24 seconds llite.lustre-ffff943b8a132000.statahead_stats= statahead total: 112 statahead wrong: 2 agl total: 106 list_total: 30 fname_total: 78 hit_total: 5032 miss_total: 1695 mdc.lustre-MDT0000-mdc-ffff943b8a132000.batch_stats= snapshot_time: 1787870528.873122147 secs.nsecs start_time: 1787870428.786969259 secs.nsecs elapsed_time: 100.086152888 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 2 2 4: 0 0 2 8: 3 7 10 16: 1 2 12 32: 34 87 100 - open/close 852 (time 1787870541.95 total 10.02 last 85.07) - open/close 1474 (time 1787870551.96 total 20.02 last 62.18) - open/close 2128 (time 1787870561.96 total 30.02 last 65.36) - open/close 2658 (time 1787870571.98 total 40.04 last 52.91) - open/close 3097 (time 1787870581.98 total 50.04 last 43.90) - open/close 3479 (time 1787870591.99 total 60.05 last 38.16) - open/close 3920 (time 1787870602.00 total 70.06 last 44.08) - open/close 4562 (time 1787870612.00 total 80.06 last 64.19) - open/close 5275 (time 1787870622.00 total 90.07 last 71.24) - open/close 6006 (time 1787870632.00 total 100.07 last 73.10) - open/close 6776 (time 1787870642.01 total 110.07 last 76.98) - open/close 7369 (time 1787870652.02 total 120.08 last 59.24) - open/close 7967 (time 1787870662.02 total 130.08 last 59.77) - open/close 8661 (time 1787870672.04 total 140.10 last 69.29) - open/close 9306 (time 1787870682.05 total 150.11 last 64.43) total: 10000 open/close in 159.48 seconds: 62.70 ops/second llite.lustre-ffff943b8a132000.statahead_batch_max=0 llite.lustre-ffff943b8a132000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff943b8a132000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m5.263s user 0m0.306s sys 0m14.097s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff943b8a132000.statahead_batch_max=32 llite.lustre-ffff943b8a132000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff943b8a132000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff943b8a132000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m36.297s user 0m0.310s sys 0m12.662s batched statahead RPC= hit count=9978 mdc.lustre-MDT0000-mdc-ffff943b8a132000.batch_stats= snapshot_time: 1787870874.413870592 secs.nsecs start_time: 1787870766.324578118 secs.nsecs elapsed_time: 108.089292474 secs.nsecs subreqs per batch batches %% cum %% 1: 1 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-ffff943b8a132000.batch_stats=0 llite.lustre-ffff943b8a132000.statahead_max=2048 llite.lustre-ffff943b8a132000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff943b8a132000.batch_stats=0 total: 100 open/close in 3.45 seconds: 29.00 ops/second llite.lustre-ffff943b8a132000.statahead_max=0 101 real 0m2.483s user 0m0.005s sys 0m0.382s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff943b8a132000.statahead_max=2048 llite.lustre-ffff943b8a132000.statahead_max=2048 101 real 0m1.104s user 0m0.003s sys 0m0.152s '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: 10077 miss_total: 23 swrong=0 ewrong=0 - open/close 543 (time 1787871227.41 total 10.01 last 54.22) total: 900 open/close in 16.29 seconds: 55.26 ops/second llite.lustre-ffff943b8a132000.statahead_max=0 1001 real 0m25.258s user 0m0.035s sys 0m3.119s 'ls -l' 1000 files without statahead: 26 sec llite.lustre-ffff943b8a132000.statahead_max=2048 llite.lustre-ffff943b8a132000.statahead_max=2048 1001 real 0m8.287s user 0m0.043s sys 0m1.596s '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: 11076 miss_total: 24 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 24 seconds llite.lustre-ffff943b8a132000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11076 miss_total: 24 mdc.lustre-MDT0000-mdc-ffff943b8a132000.batch_stats= snapshot_time: 1787871308.397040853 secs.nsecs start_time: 1787870877.034572574 secs.nsecs elapsed_time: 431.362468279 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 18 18 16: 1 9 27 32: 2 18 45 64: 1 9 54 128: 1 9 63 256: 4 36 100 - open/close 697 (time 1787871321.70 total 10.01 last 69.65) - open/close 1160 (time 1787871331.70 total 20.01 last 46.29) - open/close 1756 (time 1787871341.71 total 30.02 last 59.54) - open/close 2375 (time 1787871351.72 total 40.03 last 61.82) - open/close 3048 (time 1787871361.75 total 50.06 last 67.08) - open/close 3738 (time 1787871371.76 total 60.07 last 68.94) - open/close 4383 (time 1787871381.78 total 70.09 last 64.41) - open/close 5044 (time 1787871391.78 total 80.09 last 66.09) - open/close 5737 (time 1787871401.79 total 90.10 last 69.25) - open/close 6351 (time 1787871411.81 total 100.12 last 61.26) - open/close 7021 (time 1787871421.81 total 110.12 last 67.00) - open/close 7688 (time 1787871431.82 total 120.13 last 66.66) - open/close 8404 (time 1787871441.83 total 130.14 last 71.50) - open/close 8978 (time 1787871451.86 total 140.17 last 57.23) - open/close 9623 (time 1787871461.87 total 150.18 last 64.47) total: 10000 open/close in 156.61 seconds: 63.85 ops/second llite.lustre-ffff943b8a132000.statahead_batch_max=0 llite.lustre-ffff943b8a132000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff943b8a132000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m7.663s user 0m0.324s sys 0m14.144s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff943b8a132000.statahead_batch_max=256 llite.lustre-ffff943b8a132000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff943b8a132000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff943b8a132000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m50.443s user 0m0.297s sys 0m13.474s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff943b8a132000.batch_stats= snapshot_time: 1787871608.507650341 secs.nsecs start_time: 1787871546.618870326 secs.nsecs elapsed_time: 61.888780015 secs.nsecs subreqs per batch batches %% cum %% 1: 66 32 32 2: 38 18 50 4: 22 10 61 8: 8 3 65 16: 14 6 72 32: 18 8 81 64: 2 0 82 128: 0 0 82 256: 36 17 100 unlink(/mnt/lustre/d123ad.sanity/f123ad.sanity0) error: No such file or directory total: 0 unlinks in 1 seconds: 0.000000 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-ffff943b8a132000.statahead_batch_max=64 llite.lustre-ffff943b8a132000.statahead_max=128