== sanity test 123ad: Verify batching statahead works correctly ========================================================== 00:51:42 (1746075102) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff88007b543800.batch_stats=0 llite.lustre-ffff88007b543800.statahead_max=32 llite.lustre-ffff88007b543800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff88007b543800.batch_stats=0 total: 100 open/close in 1.82 seconds: 54.94 ops/second llite.lustre-ffff88007b543800.statahead_max=0 101 real 0m1.767s user 0m0.032s sys 0m0.316s ls -l 100 files without statahead: 1 sec llite.lustre-ffff88007b543800.statahead_max=32 32 101 real 0m0.792s user 0m0.004s sys 0m0.162s ls -l 100 files with statahead: 1 sec statahead total: 89 statahead wrong: 2 agl total: 89 list_total: 26 fname_total: 63 hit_total: 5651 miss_total: 1241 total: 900 open/close in 8.30 seconds: 108.39 ops/second llite.lustre-ffff88007b543800.statahead_max=0 1001 real 0m12.875s user 0m0.116s sys 0m2.945s ls -l 1000 files without statahead: 13 sec llite.lustre-ffff88007b543800.statahead_max=32 32 1001 real 0m4.029s user 0m0.021s sys 0m1.122s ls -l 1000 files with statahead: 4 sec statahead total: 90 statahead wrong: 2 agl total: 90 list_total: 27 fname_total: 63 hit_total: 6650 miss_total: 1249 - open/close 1702 (time 1746075151.98 total 10.01 last 170.11) total: 2000 open/close in 11.91 seconds: 167.95 ops/second llite.lustre-ffff88007b543800.statahead_max=0 3001 real 0m38.470s user 0m0.268s sys 0m9.034s ls -l 3000 files without statahead: 38 sec llite.lustre-ffff88007b543800.statahead_max=32 32 3001 real 0m12.719s user 0m0.100s sys 0m3.341s ls -l 3000 files with statahead: 13 sec statahead total: 91 statahead wrong: 2 agl total: 91 list_total: 28 fname_total: 63 hit_total: 9649 miss_total: 1266 ls -l done rm -r /mnt/lustre/d123ad.sanity: 33 seconds llite.lustre-ffff88007b543800.statahead_stats= statahead total: 91 statahead wrong: 2 agl total: 91 list_total: 28 fname_total: 63 hit_total: 9649 miss_total: 1266 mdc.lustre-MDT0000-mdc-ffff88007b543800.batch_stats= snapshot_time: 1746075244.761347589 secs.nsecs start_time: 1746075104.988276224 secs.nsecs elapsed_time: 139.773071365 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 0 0 0 4: 0 0 0 8: 4 2 3 16: 3 2 5 32: 128 94 100 - open/close 1196 (time 1746075256.02 total 10.00 last 119.59) - open/close 2555 (time 1746075266.02 total 20.01 last 135.83) - open/close 3851 (time 1746075276.03 total 30.01 last 129.53) - open/close 5325 (time 1746075286.03 total 40.01 last 147.39) - open/close 6641 (time 1746075296.03 total 50.02 last 131.56) - open/close 7942 (time 1746075306.04 total 60.02 last 129.99) - open/close 9138 (time 1746075316.04 total 70.03 last 119.59) total: 10000 open/close in 77.12 seconds: 129.67 ops/second llite.lustre-ffff88007b543800.statahead_batch_max=0 llite.lustre-ffff88007b543800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88007b543800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m24.470s user 0m0.307s sys 0m9.478s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88007b543800.statahead_batch_max=32 llite.lustre-ffff88007b543800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88007b543800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88007b543800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m40.680s user 0m0.288s sys 0m10.967s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88007b543800.batch_stats= snapshot_time: 1746075395.935424296 secs.nsecs start_time: 1746075350.852464685 secs.nsecs elapsed_time: 45.082959611 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 2 0 1 32: 312 98 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff88007b543800.batch_stats=0 llite.lustre-ffff88007b543800.statahead_max=2048 llite.lustre-ffff88007b543800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff88007b543800.batch_stats=0 total: 100 open/close in 1.62 seconds: 61.59 ops/second llite.lustre-ffff88007b543800.statahead_max=0 101 real 0m1.597s user 0m0.010s sys 0m0.331s ls -l 100 files without statahead: 2 sec llite.lustre-ffff88007b543800.statahead_max=2048 2048 101 real 0m0.432s user 0m0.002s sys 0m0.133s ls -l 100 files with statahead: 0 sec statahead total: 2 statahead wrong: 0 agl total: 2 list_total: 2 fname_total: 0 hit_total: 10098 miss_total: 75 total: 900 open/close in 7.90 seconds: 113.88 ops/second llite.lustre-ffff88007b543800.statahead_max=0 1001 real 0m13.640s user 0m0.061s sys 0m3.111s ls -l 1000 files without statahead: 14 sec llite.lustre-ffff88007b543800.statahead_max=2048 2048 1001 real 0m2.511s user 0m0.025s sys 0m1.114s ls -l 1000 files with statahead: 3 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 76 - open/close 1117 (time 1746075610.44 total 10.01 last 111.60) total: 2000 open/close in 17.63 seconds: 113.47 ops/second llite.lustre-ffff88007b543800.statahead_max=0 3001 real 0m39.866s user 0m0.345s sys 0m8.911s ls -l 3000 files without statahead: 39 sec llite.lustre-ffff88007b543800.statahead_max=2048 2048 3001 real 0m5.848s user 0m0.097s sys 0m3.245s ls -l 3000 files with statahead: 6 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 14096 miss_total: 77 ls -l done rm -r /mnt/lustre/d123ad.sanity: 31 seconds llite.lustre-ffff88007b543800.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 14096 miss_total: 77 mdc.lustre-MDT0000-mdc-ffff88007b543800.batch_stats= snapshot_time: 1746075701.649870366 secs.nsecs start_time: 1746075396.908562913 secs.nsecs elapsed_time: 304.741307453 secs.nsecs subreqs per batch batches % cum % 1: 66 60 60 2: 5 4 65 4: 7 6 71 8: 6 5 77 16: 8 7 84 32: 0 0 84 64: 1 0 85 128: 1 0 86 256: 15 13 100 - open/close 1155 (time 1746075713.03 total 10.01 last 115.44) - open/close 2409 (time 1746075723.03 total 20.01 last 125.40) - open/close 3595 (time 1746075733.03 total 30.01 last 118.60) - open/close 4789 (time 1746075743.04 total 40.02 last 119.23) - open/close 6064 (time 1746075753.04 total 50.02 last 127.48) - open/close 7198 (time 1746075763.05 total 60.02 last 113.37) - open/close 8311 (time 1746075773.05 total 70.03 last 111.24) - open/close 9546 (time 1746075783.06 total 80.04 last 123.42) total: 10000 open/close in 83.86 seconds: 119.25 ops/second llite.lustre-ffff88007b543800.statahead_batch_max=0 llite.lustre-ffff88007b543800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88007b543800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m24.610s user 0m0.275s sys 0m9.923s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88007b543800.statahead_batch_max=256 llite.lustre-ffff88007b543800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88007b543800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88007b543800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m18.221s user 0m0.350s sys 0m10.507s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88007b543800.batch_stats= snapshot_time: 1746075837.489675293 secs.nsecs start_time: 1746075814.782049144 secs.nsecs elapsed_time: 22.707626149 secs.nsecs subreqs per batch batches % cum % 1: 113 49 49 2: 15 6 56 4: 18 7 64 8: 11 4 68 16: 22 9 78 32: 11 4 83 64: 2 0 84 128: 0 0 84 256: 36 15 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff88007b543800.statahead_batch_max=64 llite.lustre-ffff88007b543800.statahead_max=128