== sanity test 123ad: Verify batching statahead works correctly ========================================================== 08:45:59 (1787575559) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff96f0864c0800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff96f0864c0800.batch_stats=0 llite.lustre-ffff96f0864c0800.statahead_max=32 llite.lustre-ffff96f0864c0800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff96f0864c0800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff96f0864c0800.batch_stats=0 striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.12 seconds: 47.08 ops/second llite.lustre-ffff96f0864c0800.statahead_max=0 101 real 0m2.303s user 0m0.006s sys 0m0.363s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff96f0864c0800.statahead_max=32 llite.lustre-ffff96f0864c0800.statahead_max=32 101 real 0m1.338s user 0m0.004s sys 0m0.171s 'ls -l' 100 files with statahead: 2 sec statahead total: 153 statahead wrong: 2 agl total: 144 list_total: 31 fname_total: 119 hit_total: 3642 miss_total: 1429 swrong=2 ewrong=2 - open/close 580 (time 1787575587.72 total 10.01 last 57.95) total: 900 open/close in 14.44 seconds: 62.35 ops/second llite.lustre-ffff96f0864c0800.statahead_max=0 1001 real 0m22.552s user 0m0.039s sys 0m3.124s 'ls -l' 1000 files without statahead: 23 sec llite.lustre-ffff96f0864c0800.statahead_max=32 llite.lustre-ffff96f0864c0800.statahead_max=32 1001 real 0m9.748s user 0m0.028s sys 0m1.347s 'ls -l' 1000 files with statahead: 10 sec statahead total: 154 statahead wrong: 2 agl total: 145 list_total: 32 fname_total: 119 hit_total: 4639 miss_total: 1432 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 23 seconds llite.lustre-ffff96f0864c0800.statahead_stats= statahead total: 154 statahead wrong: 2 agl total: 145 list_total: 32 fname_total: 119 hit_total: 4639 miss_total: 1432 mdc.lustre-MDT0000-mdc-ffff96f0864c0800.batch_stats= snapshot_time: 1787575662.011127412 secs.nsecs start_time: 1787575563.393190526 secs.nsecs elapsed_time: 98.617936886 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 2 2 4: 3 7 10 8: 1 2 12 16: 21 53 66 32: 13 33 100 mdc.lustre-MDT0001-mdc-ffff96f0864c0800.batch_stats= snapshot_time: 1787575662.011216839 secs.nsecs start_time: 1787575563.393284525 secs.nsecs elapsed_time: 98.617932314 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 3 7 7 8: 4 10 17 16: 18 46 64 32: 14 35 100 - open/close 814 (time 1787575675.07 total 10.00 last 81.37) - open/close 1469 (time 1787575685.07 total 20.00 last 65.50) - open/close 2206 (time 1787575695.07 total 30.01 last 73.69) - open/close 2958 (time 1787575705.09 total 40.02 last 75.08) - open/close 3762 (time 1787575715.09 total 50.03 last 80.35) - open/close 4696 (time 1787575725.10 total 60.03 last 93.37) - open/close 5598 (time 1787575735.10 total 70.03 last 90.18) - open/close 6456 (time 1787575745.11 total 80.05 last 85.66) - open/close 7166 (time 1787575755.12 total 90.05 last 70.98) - open/close 7806 (time 1787575765.12 total 100.06 last 63.96) - open/close 8394 (time 1787575775.13 total 110.07 last 58.74) - open/close 8949 (time 1787575785.14 total 120.08 last 55.45) - open/close 9651 (time 1787575795.15 total 130.09 last 70.14) total: 10000 open/close in 135.10 seconds: 74.02 ops/second llite.lustre-ffff96f0864c0800.statahead_batch_max=0 llite.lustre-ffff96f0864c0800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff96f0864c0800.stats=clear mdc.lustre-MDT0001-mdc-ffff96f0864c0800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m59.859s user 0m0.332s sys 0m14.897s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff96f0864c0800.statahead_batch_max=32 llite.lustre-ffff96f0864c0800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff96f0864c0800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff96f0864c0800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff96f0864c0800.stats=clear mdc.lustre-MDT0001-mdc-ffff96f0864c0800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m50.328s user 0m0.312s sys 0m13.871s batched statahead RPC= hit count=9973 mdc.lustre-MDT0000-mdc-ffff96f0864c0800.batch_stats= snapshot_time: 1787575990.214488612 secs.nsecs start_time: 1787575868.643617430 secs.nsecs elapsed_time: 121.570871182 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 mdc.lustre-MDT0001-mdc-ffff96f0864c0800.batch_stats= snapshot_time: 1787575990.214692422 secs.nsecs start_time: 1787575868.643821392 secs.nsecs elapsed_time: 121.570871030 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff96f0864c0800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff96f0864c0800.batch_stats=0 llite.lustre-ffff96f0864c0800.statahead_max=2048 llite.lustre-ffff96f0864c0800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff96f0864c0800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff96f0864c0800.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.82 seconds: 35.47 ops/second llite.lustre-ffff96f0864c0800.statahead_max=0 101 real 0m1.931s user 0m0.006s sys 0m0.309s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff96f0864c0800.statahead_max=2048 llite.lustre-ffff96f0864c0800.statahead_max=2048 101 real 0m1.101s user 0m0.002s sys 0m0.165s '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 730 (time 1787576304.19 total 10.00 last 72.98) total: 900 open/close in 12.70 seconds: 70.88 ops/second llite.lustre-ffff96f0864c0800.statahead_max=0 1001 real 0m25.930s user 0m0.046s sys 0m3.252s 'ls -l' 1000 files without statahead: 26 sec llite.lustre-ffff96f0864c0800.statahead_max=2048 llite.lustre-ffff96f0864c0800.statahead_max=2048 1001 real 0m7.133s user 0m0.030s sys 0m1.511s '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-ffff96f0864c0800.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-ffff96f0864c0800.batch_stats= snapshot_time: 1787576376.596297859 secs.nsecs start_time: 1787575993.180049465 secs.nsecs elapsed_time: 383.416248394 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 2 28 28 4: 2 28 57 8: 0 0 57 16: 1 14 71 32: 0 0 71 64: 0 0 71 128: 0 0 71 256: 2 28 100 mdc.lustre-MDT0001-mdc-ffff96f0864c0800.batch_stats= snapshot_time: 1787576376.596377902 secs.nsecs start_time: 1787575993.180188265 secs.nsecs elapsed_time: 383.416189637 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 4 40 40 16: 2 20 60 32: 1 10 70 64: 1 10 80 128: 0 0 80 256: 2 20 100 - open/close 660 (time 1787576389.76 total 10.01 last 65.96) - open/close 1379 (time 1787576399.77 total 20.02 last 71.83) - open/close 2205 (time 1787576409.78 total 30.03 last 82.51) - open/close 3025 (time 1787576419.78 total 40.03 last 81.99) - open/close 3798 (time 1787576429.78 total 50.03 last 77.29) - open/close 4631 (time 1787576439.79 total 60.04 last 83.25) - open/close 5422 (time 1787576449.80 total 70.04 last 79.06) - open/close 6239 (time 1787576459.80 total 80.04 last 81.68) - open/close 7035 (time 1787576469.81 total 90.05 last 79.56) - open/close 7872 (time 1787576479.83 total 100.08 last 83.47) - open/close 8666 (time 1787576489.83 total 110.08 last 79.38) - open/close 9449 (time 1787576499.84 total 120.09 last 78.23) total: 10000 open/close in 126.60 seconds: 78.99 ops/second llite.lustre-ffff96f0864c0800.statahead_batch_max=0 llite.lustre-ffff96f0864c0800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff96f0864c0800.stats=clear mdc.lustre-MDT0001-mdc-ffff96f0864c0800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m10.177s user 0m0.362s sys 0m15.651s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff96f0864c0800.statahead_batch_max=256 llite.lustre-ffff96f0864c0800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff96f0864c0800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff96f0864c0800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff96f0864c0800.stats=clear mdc.lustre-MDT0001-mdc-ffff96f0864c0800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m55.142s user 0m0.319s sys 0m14.563s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff96f0864c0800.batch_stats= snapshot_time: 1787576652.366780496 secs.nsecs start_time: 1787576585.344429652 secs.nsecs elapsed_time: 67.022350844 secs.nsecs subreqs per batch batches %% cum %% 1: 77 41 41 2: 19 10 51 4: 13 6 58 8: 11 5 64 16: 4 2 66 32: 19 10 76 64: 8 4 81 128: 0 0 81 256: 35 18 100 mdc.lustre-MDT0001-mdc-ffff96f0864c0800.batch_stats= snapshot_time: 1787576652.366840186 secs.nsecs start_time: 1787576585.344531623 secs.nsecs elapsed_time: 67.022308563 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 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-ffff96f0864c0800.statahead_batch_max=64 llite.lustre-ffff96f0864c0800.statahead_max=128