== sanity test 123ad: Verify batching statahead works correctly ========================================================== 06:28:14 (1787394494) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff902f10b44000.batch_stats=0 llite.lustre-ffff902f10b44000.statahead_max=32 llite.lustre-ffff902f10b44000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff902f10b44000.batch_stats=0 total: 100 open/close in 2.30 seconds: 43.39 ops/second llite.lustre-ffff902f10b44000.statahead_max=0 101 real 0m1.797s user 0m0.006s sys 0m0.327s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff902f10b44000.statahead_max=32 llite.lustre-ffff902f10b44000.statahead_max=32 101 real 0m1.157s user 0m0.004s sys 0m0.117s 'ls -l' 100 files with statahead: 1 sec statahead total: 133 statahead wrong: 2 agl total: 127 list_total: 30 fname_total: 102 hit_total: 3759 miss_total: 1373 swrong=2 ewrong=2 - open/close 730 (time 1787394521.52 total 10.01 last 72.95) total: 900 open/close in 14.09 seconds: 63.86 ops/second llite.lustre-ffff902f10b44000.statahead_max=0 1001 real 0m20.325s user 0m0.042s sys 0m3.079s 'ls -l' 1000 files without statahead: 20 sec llite.lustre-ffff902f10b44000.statahead_max=32 llite.lustre-ffff902f10b44000.statahead_max=32 1001 real 0m11.857s user 0m0.033s sys 0m1.589s 'ls -l' 1000 files with statahead: 12 sec statahead total: 134 statahead wrong: 2 agl total: 128 list_total: 31 fname_total: 102 hit_total: 4758 miss_total: 1374 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff902f10b44000.statahead_stats= statahead total: 134 statahead wrong: 2 agl total: 128 list_total: 31 fname_total: 102 hit_total: 4758 miss_total: 1374 mdc.lustre-MDT0000-mdc-ffff902f10b44000.batch_stats= snapshot_time: 1787394594.380248241 secs.nsecs start_time: 1787394499.344103243 secs.nsecs elapsed_time: 95.036144998 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 2 2 8: 2 5 7 16: 2 5 12 32: 34 87 100 - open/close 740 (time 1787394606.82 total 10.02 last 73.86) - open/close 1563 (time 1787394616.83 total 20.03 last 82.24) - open/close 2439 (time 1787394626.83 total 30.03 last 87.59) - open/close 3256 (time 1787394636.83 total 40.03 last 81.69) - open/close 4065 (time 1787394646.84 total 50.04 last 80.84) - open/close 4696 (time 1787394656.85 total 60.04 last 63.05) - open/close 5340 (time 1787394666.86 total 70.05 last 64.34) - open/close 6130 (time 1787394676.86 total 80.06 last 78.96) - open/close 6889 (time 1787394686.88 total 90.07 last 75.80) - open/close 7695 (time 1787394696.88 total 100.08 last 80.57) - open/close 8565 (time 1787394706.88 total 110.08 last 86.99) - open/close 9218 (time 1787394716.88 total 120.08 last 65.30) total: 10000 open/close in 129.84 seconds: 77.02 ops/second llite.lustre-ffff902f10b44000.statahead_batch_max=0 llite.lustre-ffff902f10b44000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff902f10b44000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m6.753s user 0m0.321s sys 0m15.259s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff902f10b44000.statahead_batch_max=32 llite.lustre-ffff902f10b44000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff902f10b44000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff902f10b44000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m41.182s user 0m0.301s sys 0m14.707s batched statahead RPC= hit count=9984 mdc.lustre-MDT0000-mdc-ffff902f10b44000.batch_stats= snapshot_time: 1787394920.378657671 secs.nsecs start_time: 1787394803.894432511 secs.nsecs elapsed_time: 116.484225160 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-ffff902f10b44000.batch_stats=0 llite.lustre-ffff902f10b44000.statahead_max=2048 llite.lustre-ffff902f10b44000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff902f10b44000.batch_stats=0 total: 100 open/close in 2.65 seconds: 37.79 ops/second llite.lustre-ffff902f10b44000.statahead_max=0 101 real 0m2.196s user 0m0.004s sys 0m0.315s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff902f10b44000.statahead_max=2048 llite.lustre-ffff902f10b44000.statahead_max=2048 101 real 0m0.874s user 0m0.002s 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: 10083 miss_total: 17 swrong=0 ewrong=0 - open/close 733 (time 1787395236.49 total 10.02 last 73.19) total: 900 open/close in 12.74 seconds: 70.65 ops/second llite.lustre-ffff902f10b44000.statahead_max=0 1001 real 0m24.591s user 0m0.035s sys 0m3.126s 'ls -l' 1000 files without statahead: 24 sec llite.lustre-ffff902f10b44000.statahead_max=2048 llite.lustre-ffff902f10b44000.statahead_max=2048 1001 real 0m9.342s user 0m0.034s sys 0m1.538s 'ls -l' 1000 files with statahead: 10 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11082 miss_total: 18 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 25 seconds llite.lustre-ffff902f10b44000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11082 miss_total: 18 mdc.lustre-MDT0000-mdc-ffff902f10b44000.batch_stats= snapshot_time: 1787395314.688357500 secs.nsecs start_time: 1787394922.353152118 secs.nsecs elapsed_time: 392.335205382 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 598 (time 1787395327.87 total 10.01 last 59.72) - open/close 1273 (time 1787395337.87 total 20.02 last 67.47) - open/close 2168 (time 1787395347.88 total 30.03 last 89.43) - open/close 3070 (time 1787395357.88 total 40.03 last 90.17) - open/close 3897 (time 1787395367.89 total 50.04 last 82.64) - open/close 4779 (time 1787395377.89 total 60.04 last 88.19) - open/close 5639 (time 1787395387.91 total 70.06 last 85.83) - open/close 6502 (time 1787395397.91 total 80.06 last 86.28) - open/close 7277 (time 1787395407.92 total 90.06 last 77.48) - open/close 7958 (time 1787395417.92 total 100.06 last 68.08) - open/close 8497 (time 1787395427.95 total 110.09 last 53.74) - open/close 9156 (time 1787395437.95 total 120.10 last 65.88) - open/close 9779 (time 1787395447.95 total 130.10 last 62.29) total: 10000 open/close in 133.01 seconds: 75.18 ops/second llite.lustre-ffff902f10b44000.statahead_batch_max=0 llite.lustre-ffff902f10b44000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff902f10b44000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m1.340s user 0m0.316s sys 0m14.993s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff902f10b44000.statahead_batch_max=256 llite.lustre-ffff902f10b44000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff902f10b44000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff902f10b44000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m56.665s user 0m0.307s sys 0m14.943s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff902f10b44000.batch_stats= snapshot_time: 1787395592.498694254 secs.nsecs start_time: 1787395522.700004900 secs.nsecs elapsed_time: 69.798689354 secs.nsecs subreqs per batch batches %% cum %% 1: 171 46 46 2: 64 17 63 4: 42 11 75 8: 19 5 80 16: 19 5 85 32: 17 4 89 64: 3 0 90 128: 0 0 90 256: 34 9 100 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-ffff902f10b44000.statahead_batch_max=64 llite.lustre-ffff902f10b44000.statahead_max=128