== sanity test 123ad: Verify batching statahead works correctly ========================================================== 01:26:06 (1783142766) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8fc9433b4000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8fc9433b4000.batch_stats=0 llite.lustre-ffff8fc9433b4000.statahead_max=32 llite.lustre-ffff8fc9433b4000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8fc9433b4000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8fc9433b4000.batch_stats=0 striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.47 seconds: 40.49 ops/second llite.lustre-ffff8fc9433b4000.statahead_max=0 101 real 0m2.254s user 0m0.007s sys 0m0.318s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8fc9433b4000.statahead_max=32 llite.lustre-ffff8fc9433b4000.statahead_max=32 101 real 0m0.841s user 0m0.003s sys 0m0.191s 'ls -l' 100 files with statahead: 1 sec statahead total: 109 statahead wrong: 2 agl total: 100 list_total: 30 fname_total: 68 hit_total: 3582 miss_total: 954 swrong=2 ewrong=2 - open/close 833 (time 1783142790.85 total 10.01 last 83.25) total: 900 open/close in 10.72 seconds: 83.94 ops/second llite.lustre-ffff8fc9433b4000.statahead_max=0 1001 real 0m18.738s user 0m0.036s sys 0m3.289s 'ls -l' 1000 files without statahead: 19 sec llite.lustre-ffff8fc9433b4000.statahead_max=32 llite.lustre-ffff8fc9433b4000.statahead_max=32 1001 real 0m6.859s user 0m0.026s sys 0m1.703s 'ls -l' 1000 files with statahead: 7 sec statahead total: 110 statahead wrong: 2 agl total: 101 list_total: 31 fname_total: 68 hit_total: 4578 miss_total: 958 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 15 seconds llite.lustre-ffff8fc9433b4000.statahead_stats= statahead total: 110 statahead wrong: 2 agl total: 101 list_total: 31 fname_total: 68 hit_total: 4578 miss_total: 958 mdc.lustre-MDT0000-mdc-ffff8fc9433b4000.batch_stats= snapshot_time: 1783142840.775119191 secs.nsecs start_time: 1783142770.322963492 secs.nsecs elapsed_time: 70.452155699 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 4 10 10 8: 3 7 17 16: 17 43 61 32: 15 38 100 mdc.lustre-MDT0001-mdc-ffff8fc9433b4000.batch_stats= snapshot_time: 1783142840.775197589 secs.nsecs start_time: 1783142770.323031375 secs.nsecs elapsed_time: 70.452166214 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 4 10 10 8: 1 2 12 16: 23 58 71 32: 11 28 100 - open/close 871 (time 1783142852.43 total 10.01 last 87.04) - open/close 1699 (time 1783142862.43 total 20.01 last 82.80) - open/close 2572 (time 1783142872.44 total 30.01 last 87.26) - open/close 3521 (time 1783142882.44 total 40.02 last 94.84) - open/close 4480 (time 1783142892.45 total 50.02 last 95.88) - open/close 5434 (time 1783142902.45 total 60.02 last 95.36) - open/close 6421 (time 1783142912.46 total 70.04 last 98.59) - open/close 7329 (time 1783142922.47 total 80.05 last 90.71) - open/close 8328 (time 1783142932.47 total 90.05 last 99.88) - open/close 9386 (time 1783142942.48 total 100.06 last 105.71) total: 10000 open/close in 106.30 seconds: 94.08 ops/second llite.lustre-ffff8fc9433b4000.statahead_batch_max=0 llite.lustre-ffff8fc9433b4000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8fc9433b4000.stats=clear mdc.lustre-MDT0001-mdc-ffff8fc9433b4000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m41.160s user 0m0.299s sys 0m26.148s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8fc9433b4000.statahead_batch_max=32 llite.lustre-ffff8fc9433b4000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8fc9433b4000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff8fc9433b4000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8fc9433b4000.stats=clear mdc.lustre-MDT0001-mdc-ffff8fc9433b4000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m56.735s user 0m0.252s sys 0m18.787s batched statahead RPC= hit count=9988 mdc.lustre-MDT0000-mdc-ffff8fc9433b4000.batch_stats= snapshot_time: 1783143060.558444812 secs.nsecs start_time: 1783142995.370752779 secs.nsecs elapsed_time: 65.187692033 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-ffff8fc9433b4000.batch_stats= snapshot_time: 1783143060.558518638 secs.nsecs start_time: 1783142995.370898546 secs.nsecs elapsed_time: 65.187620092 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff8fc9433b4000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8fc9433b4000.batch_stats=0 llite.lustre-ffff8fc9433b4000.statahead_max=2048 llite.lustre-ffff8fc9433b4000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8fc9433b4000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8fc9433b4000.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 1.64 seconds: 61.09 ops/second llite.lustre-ffff8fc9433b4000.statahead_max=0 101 real 0m1.434s user 0m0.006s sys 0m0.332s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8fc9433b4000.statahead_max=2048 llite.lustre-ffff8fc9433b4000.statahead_max=2048 101 real 0m0.468s user 0m0.002s sys 0m0.223s '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: 10087 miss_total: 13 swrong=0 ewrong=0 total: 900 open/close in 7.76 seconds: 115.92 ops/second llite.lustre-ffff8fc9433b4000.statahead_max=0 1001 real 0m14.167s user 0m0.036s sys 0m3.140s 'ls -l' 1000 files without statahead: 14 sec llite.lustre-ffff8fc9433b4000.statahead_max=2048 llite.lustre-ffff8fc9433b4000.statahead_max=2048 1001 real 0m4.440s user 0m0.029s sys 0m2.157s 'ls -l' 1000 files with statahead: 5 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: 12 seconds llite.lustre-ffff8fc9433b4000.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-ffff8fc9433b4000.batch_stats= snapshot_time: 1783143297.444191823 secs.nsecs start_time: 1783143061.952000702 secs.nsecs elapsed_time: 235.492191121 secs.nsecs subreqs per batch batches %% cum %% 1: 2 28 28 2: 1 14 42 4: 2 28 71 8: 0 0 71 16: 0 0 71 32: 0 0 71 64: 0 0 71 128: 0 0 71 256: 2 28 100 mdc.lustre-MDT0001-mdc-ffff8fc9433b4000.batch_stats= snapshot_time: 1783143297.444257976 secs.nsecs start_time: 1783143061.952167909 secs.nsecs elapsed_time: 235.492090067 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 4 40 40 16: 1 10 50 32: 2 20 70 64: 1 10 80 128: 0 0 80 256: 2 20 100 - open/close 1382 (time 1783143308.86 total 10.01 last 138.10) - open/close 2660 (time 1783143318.86 total 20.01 last 127.79) - open/close 3994 (time 1783143328.86 total 30.01 last 133.39) - open/close 5279 (time 1783143338.87 total 40.01 last 128.46) - open/close 6705 (time 1783143348.87 total 50.01 last 142.59) - open/close 8234 (time 1783143358.87 total 60.02 last 152.82) - open/close 9684 (time 1783143368.88 total 70.03 last 144.87) total: 10000 open/close in 72.05 seconds: 138.80 ops/second llite.lustre-ffff8fc9433b4000.statahead_batch_max=0 llite.lustre-ffff8fc9433b4000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8fc9433b4000.stats=clear mdc.lustre-MDT0001-mdc-ffff8fc9433b4000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m39.900s user 0m0.293s sys 0m30.370s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8fc9433b4000.statahead_batch_max=256 llite.lustre-ffff8fc9433b4000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8fc9433b4000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff8fc9433b4000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8fc9433b4000.stats=clear mdc.lustre-MDT0001-mdc-ffff8fc9433b4000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m33.144s user 0m0.249s sys 0m21.226s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8fc9433b4000.batch_stats= snapshot_time: 1783143455.647020288 secs.nsecs start_time: 1783143414.895336535 secs.nsecs elapsed_time: 40.751683753 secs.nsecs subreqs per batch batches %% cum %% 1: 360 67 67 2: 55 10 78 4: 42 7 85 8: 14 2 88 16: 2 0 88 32: 16 3 91 64: 9 1 93 128: 1 0 93 256: 33 6 100 mdc.lustre-MDT0001-mdc-ffff8fc9433b4000.batch_stats= snapshot_time: 1783143455.647079335 secs.nsecs start_time: 1783143414.895420363 secs.nsecs elapsed_time: 40.751658972 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-ffff8fc9433b4000.statahead_batch_max=64 llite.lustre-ffff8fc9433b4000.statahead_max=128