== sanity test 123ad: Verify batching statahead works correctly ========================================================== 08:50:17 (1787748617) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8dfab3a24000.batch_stats=0 llite.lustre-ffff8dfab3a24000.statahead_max=32 llite.lustre-ffff8dfab3a24000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8dfab3a24000.batch_stats=0 total: 100 open/close in 2.28 seconds: 43.88 ops/second llite.lustre-ffff8dfab3a24000.statahead_max=0 101 real 0m2.769s user 0m0.004s sys 0m0.328s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff8dfab3a24000.statahead_max=32 llite.lustre-ffff8dfab3a24000.statahead_max=32 101 real 0m1.157s user 0m0.006s sys 0m0.157s 'ls -l' 100 files with statahead: 1 sec statahead total: 137 statahead wrong: 2 agl total: 131 list_total: 30 fname_total: 93 hit_total: 4137 miss_total: 1713 swrong=2 ewrong=2 - open/close 502 (time 1787748647.87 total 10.02 last 50.08) total: 900 open/close in 15.06 seconds: 59.75 ops/second llite.lustre-ffff8dfab3a24000.statahead_max=0 1001 real 0m18.240s user 0m0.038s sys 0m2.781s 'ls -l' 1000 files without statahead: 18 sec llite.lustre-ffff8dfab3a24000.statahead_max=32 llite.lustre-ffff8dfab3a24000.statahead_max=32 1001 real 0m11.192s user 0m0.032s sys 0m1.319s 'ls -l' 1000 files with statahead: 11 sec statahead total: 138 statahead wrong: 2 agl total: 132 list_total: 31 fname_total: 93 hit_total: 5132 miss_total: 1718 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 24 seconds llite.lustre-ffff8dfab3a24000.statahead_stats= statahead total: 138 statahead wrong: 2 agl total: 132 list_total: 31 fname_total: 93 hit_total: 5132 miss_total: 1718 mdc.lustre-MDT0000-mdc-ffff8dfab3a24000.batch_stats= snapshot_time: 1787748721.443187830 secs.nsecs start_time: 1787748623.625463169 secs.nsecs elapsed_time: 97.817724661 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 5 5 16: 3 7 12 32: 34 87 100 - open/close 468 (time 1787748734.22 total 10.01 last 46.77) - open/close 1261 (time 1787748744.23 total 20.01 last 79.26) - open/close 2106 (time 1787748754.24 total 30.02 last 84.41) - open/close 2962 (time 1787748764.24 total 40.03 last 85.57) - open/close 3732 (time 1787748774.25 total 50.04 last 76.92) - open/close 4492 (time 1787748784.26 total 60.04 last 75.96) - open/close 5085 (time 1787748794.27 total 70.05 last 59.24) - open/close 5545 (time 1787748804.27 total 80.06 last 45.97) - open/close 6381 (time 1787748814.29 total 90.08 last 83.43) - open/close 6926 (time 1787748824.29 total 100.08 last 54.50) - open/close 7778 (time 1787748834.30 total 110.08 last 85.17) - open/close 8546 (time 1787748844.31 total 120.09 last 76.71) - open/close 9232 (time 1787748854.33 total 130.12 last 68.45) - open/close 9975 (time 1787748864.33 total 140.12 last 74.28) total: 10000 open/close in 140.36 seconds: 71.25 ops/second llite.lustre-ffff8dfab3a24000.statahead_batch_max=0 llite.lustre-ffff8dfab3a24000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8dfab3a24000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m8.644s user 0m0.327s sys 0m13.573s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8dfab3a24000.statahead_batch_max=32 llite.lustre-ffff8dfab3a24000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8dfab3a24000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8dfab3a24000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m47.175s user 0m0.292s sys 0m12.731s batched statahead RPC= hit count=9977 mdc.lustre-MDT0000-mdc-ffff8dfab3a24000.batch_stats= snapshot_time: 1787749064.852286766 secs.nsecs start_time: 1787748942.787736227 secs.nsecs elapsed_time: 122.064550539 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 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-ffff8dfab3a24000.batch_stats=0 llite.lustre-ffff8dfab3a24000.statahead_max=2048 llite.lustre-ffff8dfab3a24000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8dfab3a24000.batch_stats=0 total: 100 open/close in 2.75 seconds: 36.32 ops/second llite.lustre-ffff8dfab3a24000.statahead_max=0 101 real 0m1.657s user 0m0.005s sys 0m0.299s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8dfab3a24000.statahead_max=2048 llite.lustre-ffff8dfab3a24000.statahead_max=2048 101 real 0m0.749s user 0m0.004s sys 0m0.159s '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: 10076 miss_total: 24 swrong=0 ewrong=0 - open/close 638 (time 1787749362.21 total 10.02 last 63.68) total: 900 open/close in 13.51 seconds: 66.64 ops/second llite.lustre-ffff8dfab3a24000.statahead_max=0 1001 real 0m21.606s user 0m0.032s sys 0m2.867s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff8dfab3a24000.statahead_max=2048 llite.lustre-ffff8dfab3a24000.statahead_max=2048 1001 real 0m7.118s user 0m0.024s sys 0m1.374s '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: 11075 miss_total: 25 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 27 seconds llite.lustre-ffff8dfab3a24000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11075 miss_total: 25 mdc.lustre-MDT0000-mdc-ffff8dfab3a24000.batch_stats= snapshot_time: 1787749434.304415663 secs.nsecs start_time: 1787749067.416737249 secs.nsecs elapsed_time: 366.887678414 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 18 18 16: 2 18 36 32: 2 18 54 64: 0 0 54 128: 1 9 63 256: 4 36 100 - open/close 634 (time 1787749447.80 total 10.01 last 63.37) - open/close 1310 (time 1787749457.81 total 20.01 last 67.57) - open/close 2027 (time 1787749467.81 total 30.02 last 71.65) - open/close 2782 (time 1787749477.89 total 40.09 last 74.96) - open/close 3462 (time 1787749487.89 total 50.09 last 67.99) - open/close 4108 (time 1787749497.89 total 60.09 last 64.57) - open/close 4738 (time 1787749507.90 total 70.10 last 62.97) - open/close 5430 (time 1787749517.91 total 80.11 last 69.10) - open/close 5940 (time 1787749527.94 total 90.14 last 50.87) - open/close 6495 (time 1787749537.96 total 100.16 last 55.38) - open/close 7029 (time 1787749547.97 total 110.17 last 53.36) - open/close 7699 (time 1787749557.97 total 120.18 last 66.95) - open/close 8274 (time 1787749567.98 total 130.18 last 57.47) - open/close 9035 (time 1787749578.00 total 140.20 last 75.97) - open/close 9676 (time 1787749588.01 total 150.21 last 64.04) total: 10000 open/close in 155.56 seconds: 64.28 ops/second llite.lustre-ffff8dfab3a24000.statahead_batch_max=0 llite.lustre-ffff8dfab3a24000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8dfab3a24000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m7.710s user 0m0.320s sys 0m13.935s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8dfab3a24000.statahead_batch_max=256 llite.lustre-ffff8dfab3a24000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8dfab3a24000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8dfab3a24000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m59.820s user 0m0.298s sys 0m12.953s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8dfab3a24000.batch_stats= snapshot_time: 1787749742.026507940 secs.nsecs start_time: 1787749670.456542749 secs.nsecs elapsed_time: 71.569965191 secs.nsecs subreqs per batch batches %% cum %% 1: 85 36 36 2: 35 14 51 4: 24 10 61 8: 21 8 70 16: 12 5 75 32: 17 7 82 64: 5 2 84 128: 1 0 85 256: 35 14 100 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-ffff8dfab3a24000.statahead_batch_max=64 llite.lustre-ffff8dfab3a24000.statahead_max=128