== sanity test 123ad: Verify batching statahead works correctly ========================================================== 11:02:48 (1786633368) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff93dc4fd64000.batch_stats=0 llite.lustre-ffff93dc4fd64000.statahead_max=32 llite.lustre-ffff93dc4fd64000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff93dc4fd64000.batch_stats=0 total: 100 open/close in 2.91 seconds: 34.33 ops/second llite.lustre-ffff93dc4fd64000.statahead_max=0 101 real 0m1.796s user 0m0.006s sys 0m0.319s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff93dc4fd64000.statahead_max=32 llite.lustre-ffff93dc4fd64000.statahead_max=32 101 real 0m1.188s user 0m0.004s sys 0m0.158s 'ls -l' 100 files with statahead: 1 sec statahead total: 99 statahead wrong: 2 agl total: 93 list_total: 29 fname_total: 67 hit_total: 3550 miss_total: 1466 swrong=2 ewrong=2 - open/close 832 (time 1786633394.46 total 10.01 last 83.14) total: 900 open/close in 11.01 seconds: 81.74 ops/second llite.lustre-ffff93dc4fd64000.statahead_max=0 1001 real 0m20.040s user 0m0.030s sys 0m3.144s 'ls -l' 1000 files without statahead: 20 sec llite.lustre-ffff93dc4fd64000.statahead_max=32 llite.lustre-ffff93dc4fd64000.statahead_max=32 1001 real 0m10.033s user 0m0.035s sys 0m1.464s 'ls -l' 1000 files with statahead: 10 sec statahead total: 100 statahead wrong: 2 agl total: 94 list_total: 30 fname_total: 67 hit_total: 4548 miss_total: 1468 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 21 seconds llite.lustre-ffff93dc4fd64000.statahead_stats= statahead total: 100 statahead wrong: 2 agl total: 94 list_total: 30 fname_total: 67 hit_total: 4548 miss_total: 1468 mdc.lustre-MDT0000-mdc-ffff93dc4fd64000.batch_stats= snapshot_time: 1786633457.442883915 secs.nsecs start_time: 1786633372.669246909 secs.nsecs elapsed_time: 84.773637006 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 3 7 7 16: 2 5 12 32: 34 87 100 - open/close 867 (time 1786633469.72 total 10.00 last 86.69) - open/close 1551 (time 1786633479.72 total 20.00 last 68.40) - open/close 2350 (time 1786633489.73 total 30.01 last 79.86) - open/close 3272 (time 1786633499.73 total 40.01 last 92.19) - open/close 4068 (time 1786633509.74 total 50.01 last 79.55) - open/close 4981 (time 1786633519.74 total 60.02 last 91.25) - open/close 5947 (time 1786633529.75 total 70.03 last 96.55) - open/close 6886 (time 1786633539.75 total 80.03 last 93.88) - open/close 7792 (time 1786633549.75 total 90.03 last 90.54) - open/close 8595 (time 1786633559.75 total 100.03 last 80.30) - open/close 9484 (time 1786633569.76 total 110.04 last 88.86) total: 10000 open/close in 115.34 seconds: 86.70 ops/second llite.lustre-ffff93dc4fd64000.statahead_batch_max=0 llite.lustre-ffff93dc4fd64000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93dc4fd64000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m59.401s user 0m0.297s sys 0m15.043s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff93dc4fd64000.statahead_batch_max=32 llite.lustre-ffff93dc4fd64000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93dc4fd64000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff93dc4fd64000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m40.747s user 0m0.330s sys 0m14.589s batched statahead RPC= hit count=9986 mdc.lustre-MDT0000-mdc-ffff93dc4fd64000.batch_stats= snapshot_time: 1786633759.234187663 secs.nsecs start_time: 1786633644.890200024 secs.nsecs elapsed_time: 114.343987639 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-ffff93dc4fd64000.batch_stats=0 llite.lustre-ffff93dc4fd64000.statahead_max=2048 llite.lustre-ffff93dc4fd64000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff93dc4fd64000.batch_stats=0 total: 100 open/close in 2.30 seconds: 43.48 ops/second llite.lustre-ffff93dc4fd64000.statahead_max=0 101 real 0m1.741s user 0m0.008s sys 0m0.315s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff93dc4fd64000.statahead_max=2048 llite.lustre-ffff93dc4fd64000.statahead_max=2048 101 real 0m0.970s user 0m0.004s sys 0m0.172s '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: 10085 miss_total: 15 swrong=0 ewrong=0 - open/close 784 (time 1786634059.98 total 10.00 last 78.37) total: 900 open/close in 11.51 seconds: 78.19 ops/second llite.lustre-ffff93dc4fd64000.statahead_max=0 1001 real 0m17.894s user 0m0.031s sys 0m3.019s 'ls -l' 1000 files without statahead: 18 sec llite.lustre-ffff93dc4fd64000.statahead_max=2048 llite.lustre-ffff93dc4fd64000.statahead_max=2048 1001 real 0m6.948s user 0m0.026s sys 0m1.507s '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: 11084 miss_total: 16 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 19 seconds llite.lustre-ffff93dc4fd64000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11084 miss_total: 16 mdc.lustre-MDT0000-mdc-ffff93dc4fd64000.batch_stats= snapshot_time: 1786634116.996957518 secs.nsecs start_time: 1786633761.722607839 secs.nsecs elapsed_time: 355.274349679 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 832 (time 1786634129.55 total 10.00 last 83.17) - open/close 1674 (time 1786634139.56 total 20.01 last 84.13) - open/close 2531 (time 1786634149.57 total 30.02 last 85.63) - open/close 3340 (time 1786634159.57 total 40.02 last 80.89) - open/close 4195 (time 1786634169.57 total 50.03 last 85.45) - open/close 4970 (time 1786634179.57 total 60.03 last 77.49) - open/close 5716 (time 1786634189.58 total 70.03 last 74.57) - open/close 6544 (time 1786634199.59 total 80.04 last 82.73) - open/close 7296 (time 1786634209.60 total 90.06 last 75.08) - open/close 8066 (time 1786634219.61 total 100.07 last 76.92) - open/close 8912 (time 1786634229.62 total 110.08 last 84.51) - open/close 9738 (time 1786634239.63 total 120.08 last 82.54) total: 10000 open/close in 122.87 seconds: 81.38 ops/second llite.lustre-ffff93dc4fd64000.statahead_batch_max=0 llite.lustre-ffff93dc4fd64000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93dc4fd64000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m59.739s user 0m0.333s sys 0m15.561s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff93dc4fd64000.statahead_batch_max=256 llite.lustre-ffff93dc4fd64000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93dc4fd64000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff93dc4fd64000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m53.280s user 0m0.307s sys 0m15.221s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff93dc4fd64000.batch_stats= snapshot_time: 1786634379.813034761 secs.nsecs start_time: 1786634310.988564013 secs.nsecs elapsed_time: 68.824470748 secs.nsecs subreqs per batch batches %% cum %% 1: 220 48 48 2: 68 14 63 4: 54 11 75 8: 43 9 84 16: 14 3 87 32: 16 3 91 64: 6 1 92 128: 0 0 92 256: 33 7 100 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-ffff93dc4fd64000.statahead_batch_max=64 llite.lustre-ffff93dc4fd64000.statahead_max=128