== sanity test 123ad: Verify batching statahead works correctly ========================================================== 13:01:45 (1788195705) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff89e750f5c800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff89e750f5c800.batch_stats=0 llite.lustre-ffff89e750f5c800.statahead_max=32 llite.lustre-ffff89e750f5c800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff89e750f5c800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff89e750f5c800.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 2.91 seconds: 34.34 ops/second llite.lustre-ffff89e750f5c800.statahead_max=0 101 real 0m3.182s user 0m0.007s sys 0m0.375s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff89e750f5c800.statahead_max=32 llite.lustre-ffff89e750f5c800.statahead_max=32 101 real 0m1.429s user 0m0.007s sys 0m0.232s 'ls -l' 100 files with statahead: 1 sec statahead total: 144 statahead wrong: 2 agl total: 138 list_total: 30 fname_total: 111 hit_total: 4073 miss_total: 1495 swrong=2 ewrong=2 - open/close 697 (time 1788195736.17 total 10.00 last 69.69) total: 900 open/close in 13.18 seconds: 68.29 ops/second llite.lustre-ffff89e750f5c800.statahead_max=0 1001 real 0m24.439s user 0m0.037s sys 0m3.450s 'ls -l' 1000 files without statahead: 24 sec llite.lustre-ffff89e750f5c800.statahead_max=32 llite.lustre-ffff89e750f5c800.statahead_max=32 1001 real 0m10.101s user 0m0.031s sys 0m1.533s 'ls -l' 1000 files with statahead: 10 sec statahead total: 145 statahead wrong: 2 agl total: 139 list_total: 31 fname_total: 111 hit_total: 5071 miss_total: 1497 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 24 seconds llite.lustre-ffff89e750f5c800.statahead_stats= statahead total: 145 statahead wrong: 2 agl total: 139 list_total: 31 fname_total: 111 hit_total: 5071 miss_total: 1497 mdc.lustre-MDT0000-mdc-ffff89e750f5c800.batch_stats= snapshot_time: 1788195812.112520799 secs.nsecs start_time: 1788195710.926597136 secs.nsecs elapsed_time: 101.185923663 secs.nsecs subreqs per batch batches %% cum %% 1: 3 7 7 2: 2 5 13 4: 1 2 15 8: 1 2 18 16: 25 65 84 32: 6 15 100 mdc.lustre-MDT0001-mdc-ffff89e750f5c800.batch_stats= snapshot_time: 1788195812.112591059 secs.nsecs start_time: 1788195710.926723888 secs.nsecs elapsed_time: 101.185867171 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 2 5 7 8: 3 7 15 16: 12 30 45 32: 22 55 100 - open/close 770 (time 1788195824.99 total 10.02 last 76.87) - open/close 1547 (time 1788195835.00 total 20.03 last 77.61) - open/close 2231 (time 1788195845.00 total 30.03 last 68.37) - open/close 2978 (time 1788195855.01 total 40.04 last 74.64) - open/close 3791 (time 1788195865.01 total 50.04 last 81.30) - open/close 4472 (time 1788195875.01 total 60.04 last 68.09) - open/close 5177 (time 1788195885.02 total 70.05 last 70.45) - open/close 5895 (time 1788195895.03 total 80.06 last 71.75) - open/close 6605 (time 1788195905.04 total 90.07 last 70.92) - open/close 7378 (time 1788195915.05 total 100.08 last 77.18) - open/close 8098 (time 1788195925.07 total 110.10 last 71.86) - open/close 8890 (time 1788195935.08 total 120.11 last 79.17) - open/close 9661 (time 1788195945.09 total 130.12 last 77.00) total: 10000 open/close in 134.69 seconds: 74.25 ops/second llite.lustre-ffff89e750f5c800.statahead_batch_max=0 llite.lustre-ffff89e750f5c800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff89e750f5c800.stats=clear mdc.lustre-MDT0001-mdc-ffff89e750f5c800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m6.321s user 0m0.322s sys 0m16.876s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff89e750f5c800.statahead_batch_max=32 llite.lustre-ffff89e750f5c800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff89e750f5c800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff89e750f5c800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff89e750f5c800.stats=clear mdc.lustre-MDT0001-mdc-ffff89e750f5c800.stats=clear ls -l files in d123ad.sanity: 10001 real 2m4.691s user 0m0.305s sys 0m16.132s batched statahead RPC= hit count=9988 mdc.lustre-MDT0000-mdc-ffff89e750f5c800.batch_stats= snapshot_time: 1788196165.848725633 secs.nsecs start_time: 1788196025.540572254 secs.nsecs elapsed_time: 140.308153379 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 mdc.lustre-MDT0001-mdc-ffff89e750f5c800.batch_stats= snapshot_time: 1788196165.848795795 secs.nsecs start_time: 1788196025.540752381 secs.nsecs elapsed_time: 140.308043414 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff89e750f5c800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff89e750f5c800.batch_stats=0 llite.lustre-ffff89e750f5c800.statahead_max=2048 llite.lustre-ffff89e750f5c800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff89e750f5c800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff89e750f5c800.batch_stats=0 striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.81 seconds: 35.62 ops/second llite.lustre-ffff89e750f5c800.statahead_max=0 101 real 0m2.415s user 0m0.001s sys 0m0.324s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff89e750f5c800.statahead_max=2048 llite.lustre-ffff89e750f5c800.statahead_max=2048 101 real 0m1.002s user 0m0.005s sys 0m0.225s '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: 10087 miss_total: 13 swrong=0 ewrong=0 - open/close 718 (time 1788196508.32 total 10.01 last 71.73) total: 900 open/close in 13.04 seconds: 69.00 ops/second llite.lustre-ffff89e750f5c800.statahead_max=0 1001 real 0m24.770s user 0m0.034s sys 0m3.271s 'ls -l' 1000 files without statahead: 24 sec llite.lustre-ffff89e750f5c800.statahead_max=2048 llite.lustre-ffff89e750f5c800.statahead_max=2048 1001 real 0m8.253s user 0m0.024s sys 0m1.550s 'ls -l' 1000 files with statahead: 8 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11086 miss_total: 14 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 25 seconds llite.lustre-ffff89e750f5c800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11086 miss_total: 14 mdc.lustre-MDT0000-mdc-ffff89e750f5c800.batch_stats= snapshot_time: 1788196584.130791390 secs.nsecs start_time: 1788196168.390535064 secs.nsecs elapsed_time: 415.740256326 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 3 37 37 8: 2 25 62 16: 0 0 62 32: 0 0 62 64: 1 12 75 128: 0 0 75 256: 2 25 100 mdc.lustre-MDT0001-mdc-ffff89e750f5c800.batch_stats= snapshot_time: 1788196584.130996290 secs.nsecs start_time: 1788196168.390692121 secs.nsecs elapsed_time: 415.740304169 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 12 12 4: 1 12 25 8: 2 25 50 16: 1 12 62 32: 1 12 75 64: 0 0 75 128: 0 0 75 256: 2 25 100 - open/close 647 (time 1788196597.09 total 10.01 last 64.63) - open/close 1382 (time 1788196607.11 total 20.02 last 73.42) - open/close 2125 (time 1788196617.11 total 30.03 last 74.24) - open/close 3013 (time 1788196627.11 total 40.03 last 88.78) - open/close 3793 (time 1788196637.12 total 50.04 last 77.98) - open/close 4536 (time 1788196647.12 total 60.04 last 74.25) - open/close 5246 (time 1788196657.14 total 70.05 last 70.92) - open/close 5959 (time 1788196667.15 total 80.07 last 71.18) - open/close 6677 (time 1788196677.16 total 90.08 last 71.73) - open/close 7465 (time 1788196687.17 total 100.09 last 78.75) - open/close 8290 (time 1788196697.17 total 110.09 last 82.48) - open/close 9062 (time 1788196707.18 total 120.10 last 77.14) - open/close 9957 (time 1788196717.20 total 130.11 last 89.35) total: 10000 open/close in 130.59 seconds: 76.57 ops/second llite.lustre-ffff89e750f5c800.statahead_batch_max=0 llite.lustre-ffff89e750f5c800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff89e750f5c800.stats=clear mdc.lustre-MDT0001-mdc-ffff89e750f5c800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m7.184s user 0m0.300s sys 0m17.128s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff89e750f5c800.statahead_batch_max=256 llite.lustre-ffff89e750f5c800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff89e750f5c800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff89e750f5c800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff89e750f5c800.stats=clear mdc.lustre-MDT0001-mdc-ffff89e750f5c800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m1.324s user 0m0.294s sys 0m16.973s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff89e750f5c800.batch_stats= snapshot_time: 1788196871.820102021 secs.nsecs start_time: 1788196795.031557149 secs.nsecs elapsed_time: 76.788544872 secs.nsecs subreqs per batch batches %% cum %% 1: 207 52 52 2: 49 12 64 4: 38 9 74 8: 31 7 82 16: 12 3 85 32: 18 4 89 64: 6 1 91 128: 2 0 91 256: 33 8 100 mdc.lustre-MDT0001-mdc-ffff89e750f5c800.batch_stats= snapshot_time: 1788196871.820167569 secs.nsecs start_time: 1788196795.031894964 secs.nsecs elapsed_time: 76.788272605 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-ffff89e750f5c800.statahead_batch_max=64 llite.lustre-ffff89e750f5c800.statahead_max=128