== sanity test 123ad: Verify batching statahead works correctly ========================================================== 18:18:19 (1755641899) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffffa047c2af5000.batch_stats=0 llite.lustre-ffffa047c2af5000.statahead_max=32 llite.lustre-ffffa047c2af5000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffffa047c2af5000.batch_stats=0 total: 100 open/close in 0.58 seconds: 172.94 ops/second llite.lustre-ffffa047c2af5000.statahead_max=0 101 real 0m0.568s user 0m0.001s sys 0m0.174s ls -l 100 files without statahead: 1 sec llite.lustre-ffffa047c2af5000.statahead_max=32 32 101 real 0m0.450s user 0m0.002s sys 0m0.196s ls -l 100 files with statahead: 0 sec statahead total: 104 statahead wrong: 2 agl total: 99 list_total: 31 fname_total: 73 hit_total: 22751 miss_total: 629 total: 900 open/close in 1.92 seconds: 469.24 ops/second llite.lustre-ffffa047c2af5000.statahead_max=0 1001 real 0m5.322s user 0m0.011s sys 0m1.649s ls -l 1000 files without statahead: 5 sec llite.lustre-ffffa047c2af5000.statahead_max=32 32 1001 real 0m3.008s user 0m0.013s sys 0m1.794s ls -l 1000 files with statahead: 3 sec statahead total: 105 statahead wrong: 2 agl total: 100 list_total: 32 fname_total: 73 hit_total: 23750 miss_total: 630 - open/close 4414 (time 1755641926.84 total 10.00 last 441.31) - open/close 8707 (time 1755641936.84 total 20.00 last 429.25) total: 9000 open/close in 21.04 seconds: 427.81 ops/second llite.lustre-ffffa047c2af5000.statahead_max=0 10001 real 1m28.533s user 0m0.208s sys 0m27.409s ls -l 10000 files without statahead: 88 sec llite.lustre-ffffa047c2af5000.statahead_max=32 32 10001 real 0m41.992s user 0m0.141s sys 0m21.517s ls -l 10000 files with statahead: 42 sec statahead total: 106 statahead wrong: 2 agl total: 101 list_total: 33 fname_total: 73 hit_total: 33749 miss_total: 631 ls -l done rm -r /mnt/lustre/d123ad.sanity: 100 seconds llite.lustre-ffffa047c2af5000.statahead_stats= statahead total: 106 statahead wrong: 2 agl total: 101 list_total: 33 fname_total: 73 hit_total: 33749 miss_total: 631 mdc.lustre-MDT0000-mdc-ffffa047c2af5000.batch_stats= snapshot_time: 1755642178.214409147 secs.nsecs start_time: 1755641900.764800060 secs.nsecs elapsed_time: 277.449609087 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 1 0 0 8: 3 0 1 16: 4 1 2 32: 346 97 100 - open/close 1912 (time 1755642189.88 total 10.00 last 191.14) - open/close 3842 (time 1755642199.88 total 20.00 last 192.97) - open/close 5806 (time 1755642209.90 total 30.02 last 196.16) - open/close 7767 (time 1755642219.90 total 40.02 last 196.05) - open/close 9764 (time 1755642229.90 total 50.02 last 199.64) total: 10000 open/close in 51.18 seconds: 195.37 ops/second llite.lustre-ffffa047c2af5000.statahead_batch_max=0 llite.lustre-ffffa047c2af5000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa047c2af5000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m52.681s user 0m0.136s sys 0m48.777s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffffa047c2af5000.statahead_batch_max=32 llite.lustre-ffffa047c2af5000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa047c2af5000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffffa047c2af5000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m55.102s user 0m0.126s sys 0m30.951s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffffa047c2af5000.batch_stats= snapshot_time: 1755642346.848185814 secs.nsecs start_time: 1755642286.710660476 secs.nsecs elapsed_time: 60.137525338 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 2 0 0 32: 312 99 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffffa047c2af5000.batch_stats=0 llite.lustre-ffffa047c2af5000.statahead_max=2048 llite.lustre-ffffa047c2af5000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffffa047c2af5000.batch_stats=0 total: 100 open/close in 1.15 seconds: 86.75 ops/second llite.lustre-ffffa047c2af5000.statahead_max=0 101 real 0m1.147s user 0m0.006s sys 0m0.343s ls -l 100 files without statahead: 1 sec llite.lustre-ffffa047c2af5000.statahead_max=2048 2048 101 real 0m0.435s user 0m0.005s sys 0m0.282s 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: 10098 miss_total: 2 total: 900 open/close in 4.57 seconds: 196.82 ops/second llite.lustre-ffffa047c2af5000.statahead_max=0 1001 real 0m10.573s user 0m0.030s sys 0m3.252s ls -l 1000 files without statahead: 11 sec llite.lustre-ffffa047c2af5000.statahead_max=2048 2048 1001 real 0m4.012s user 0m0.012s sys 0m1.869s ls -l 1000 files with statahead: 4 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 - open/close 1908 (time 1755642528.05 total 10.00 last 190.73) total: 3000 open/close in 15.70 seconds: 191.07 ops/second llite.lustre-ffffa047c2af5000.statahead_max=0 4001 real 0m42.412s user 0m0.105s sys 0m12.623s ls -l 4000 files without statahead: 43 sec llite.lustre-ffffa047c2af5000.statahead_max=2048 2048 4001 real 0m13.946s user 0m0.051s sys 0m7.393s ls -l 4000 files with statahead: 14 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 15096 miss_total: 4 ls -l done rm -r /mnt/lustre/d123ad.sanity: 39 seconds llite.lustre-ffffa047c2af5000.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 15096 miss_total: 4 mdc.lustre-MDT0000-mdc-ffffa047c2af5000.batch_stats= snapshot_time: 1755642637.733375854 secs.nsecs start_time: 1755642348.159146400 secs.nsecs elapsed_time: 289.574229454 secs.nsecs subreqs per batch batches % cum % 1: 99 61 61 2: 21 12 74 4: 10 6 80 8: 3 1 82 16: 4 2 84 32: 5 3 87 64: 0 0 87 128: 2 1 88 256: 18 11 100 - open/close 1992 (time 1755642648.89 total 10.00 last 199.19) - open/close 3954 (time 1755642658.90 total 20.00 last 196.16) - open/close 5939 (time 1755642668.90 total 30.01 last 198.41) - open/close 7947 (time 1755642678.90 total 40.01 last 200.72) - open/close 9913 (time 1755642688.91 total 50.01 last 196.54) total: 10000 open/close in 50.43 seconds: 198.31 ops/second llite.lustre-ffffa047c2af5000.statahead_batch_max=0 llite.lustre-ffffa047c2af5000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa047c2af5000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m45.350s user 0m0.123s sys 0m37.671s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffffa047c2af5000.statahead_batch_max=256 llite.lustre-ffffa047c2af5000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa047c2af5000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffffa047c2af5000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m35.577s user 0m0.133s sys 0m22.746s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffffa047c2af5000.batch_stats= snapshot_time: 1755642781.163828865 secs.nsecs start_time: 1755642737.856903052 secs.nsecs elapsed_time: 43.306925813 secs.nsecs subreqs per batch batches % cum % 1: 201 62 62 2: 44 13 75 4: 12 3 79 8: 3 0 80 16: 1 0 80 32: 27 8 88 64: 0 0 88 128: 1 0 89 256: 35 10 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffffa047c2af5000.statahead_batch_max=64 llite.lustre-ffffa047c2af5000.statahead_max=128