== sanity test 123ad: Verify batching statahead works correctly ========================================================== 16:12:48 (1789589568) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff96aaf9516800.batch_stats=0 llite.lustre-ffff96aaf9516800.statahead_max=32 llite.lustre-ffff96aaf9516800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff96aaf9516800.batch_stats=0 total: 100 open/close in 3.04 seconds: 32.87 ops/second llite.lustre-ffff96aaf9516800.statahead_max=0 101 real 0m2.333s user 0m0.010s sys 0m0.321s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff96aaf9516800.statahead_max=32 llite.lustre-ffff96aaf9516800.statahead_max=32 101 real 0m1.128s user 0m0.005s sys 0m0.156s 'ls -l' 100 files with statahead: 1 sec statahead total: 95 statahead wrong: 2 agl total: 89 list_total: 30 fname_total: 62 hit_total: 4133 miss_total: 1570 swrong=2 ewrong=2 - open/close 567 (time 1789589596.64 total 10.02 last 56.61) total: 900 open/close in 15.45 seconds: 58.25 ops/second llite.lustre-ffff96aaf9516800.statahead_max=0 1001 real 0m23.707s user 0m0.035s sys 0m3.013s 'ls -l' 1000 files without statahead: 24 sec llite.lustre-ffff96aaf9516800.statahead_max=32 llite.lustre-ffff96aaf9516800.statahead_max=32 1001 real 0m12.220s user 0m0.033s sys 0m1.501s 'ls -l' 1000 files with statahead: 12 sec statahead total: 96 statahead wrong: 2 agl total: 90 list_total: 31 fname_total: 62 hit_total: 5130 miss_total: 1573 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 20 seconds llite.lustre-ffff96aaf9516800.statahead_stats= statahead total: 96 statahead wrong: 2 agl total: 90 list_total: 31 fname_total: 62 hit_total: 5130 miss_total: 1573 mdc.lustre-MDT0000-mdc-ffff96aaf9516800.batch_stats= snapshot_time: 1789589672.139358686 secs.nsecs start_time: 1789589573.896374788 secs.nsecs elapsed_time: 98.242983898 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 3 7 7 16: 2 5 12 32: 34 87 100 - open/close 547 (time 1789589684.95 total 10.00 last 54.70) - open/close 1176 (time 1789589694.96 total 20.01 last 62.83) - open/close 1838 (time 1789589704.99 total 30.03 last 66.06) - open/close 2534 (time 1789589715.00 total 40.05 last 69.52) - open/close 3190 (time 1789589725.00 total 50.05 last 65.60) - open/close 3788 (time 1789589735.02 total 60.06 last 59.70) - open/close 4389 (time 1789589745.02 total 70.06 last 60.09) - open/close 4964 (time 1789589755.04 total 80.09 last 57.36) - open/close 5528 (time 1789589765.05 total 90.09 last 56.37) - open/close 6189 (time 1789589775.05 total 100.10 last 66.06) - open/close 6847 (time 1789589785.07 total 110.11 last 65.70) - open/close 7564 (time 1789589795.07 total 120.12 last 71.67) - open/close 8283 (time 1789589805.08 total 130.12 last 71.87) - open/close 8926 (time 1789589815.08 total 140.13 last 64.25) - open/close 9594 (time 1789589825.09 total 150.14 last 66.74) total: 10000 open/close in 156.46 seconds: 63.92 ops/second llite.lustre-ffff96aaf9516800.statahead_batch_max=0 llite.lustre-ffff96aaf9516800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff96aaf9516800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m8.203s user 0m0.364s sys 0m15.556s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff96aaf9516800.statahead_batch_max=32 llite.lustre-ffff96aaf9516800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff96aaf9516800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff96aaf9516800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m36.531s user 0m0.324s sys 0m14.299s batched statahead RPC= hit count=9976 mdc.lustre-MDT0000-mdc-ffff96aaf9516800.batch_stats= snapshot_time: 1789590014.237302453 secs.nsecs start_time: 1789589906.474041456 secs.nsecs elapsed_time: 107.763260997 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 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-ffff96aaf9516800.batch_stats=0 llite.lustre-ffff96aaf9516800.statahead_max=2048 llite.lustre-ffff96aaf9516800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff96aaf9516800.batch_stats=0 total: 100 open/close in 3.07 seconds: 32.56 ops/second llite.lustre-ffff96aaf9516800.statahead_max=0 101 real 0m2.573s user 0m0.007s sys 0m0.313s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff96aaf9516800.statahead_max=2048 llite.lustre-ffff96aaf9516800.statahead_max=2048 101 real 0m1.137s user 0m0.007s sys 0m0.163s '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: 10075 miss_total: 25 swrong=0 ewrong=0 - open/close 607 (time 1789590305.96 total 10.02 last 60.59) total: 900 open/close in 14.58 seconds: 61.74 ops/second llite.lustre-ffff96aaf9516800.statahead_max=0 1001 real 0m22.469s user 0m0.036s sys 0m3.069s 'ls -l' 1000 files without statahead: 23 sec llite.lustre-ffff96aaf9516800.statahead_max=2048 llite.lustre-ffff96aaf9516800.statahead_max=2048 1001 real 0m5.662s user 0m0.025s sys 0m1.400s 'ls -l' 1000 files with statahead: 6 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11074 miss_total: 26 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 20 seconds llite.lustre-ffff96aaf9516800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11074 miss_total: 26 mdc.lustre-MDT0000-mdc-ffff96aaf9516800.batch_stats= snapshot_time: 1789590369.281672879 secs.nsecs start_time: 1789590016.426409417 secs.nsecs elapsed_time: 352.855263462 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: 1 9 45 64: 1 9 54 128: 1 9 63 256: 4 36 100 - open/close 711 (time 1789590381.50 total 10.01 last 71.05) - open/close 1487 (time 1789590391.51 total 20.01 last 77.56) - open/close 2189 (time 1789590401.52 total 30.02 last 70.13) - open/close 2857 (time 1789590411.53 total 40.03 last 66.73) - open/close 3608 (time 1789590421.54 total 50.04 last 75.04) - open/close 4186 (time 1789590431.54 total 60.04 last 57.79) - open/close 4808 (time 1789590441.54 total 70.05 last 62.17) - open/close 5371 (time 1789590451.57 total 80.07 last 56.16) - open/close 5945 (time 1789590461.57 total 90.07 last 57.39) - open/close 6439 (time 1789590471.58 total 100.08 last 49.36) - open/close 6991 (time 1789590481.58 total 110.09 last 55.16) - open/close 7631 (time 1789590491.59 total 120.09 last 63.96) - open/close 8238 (time 1789590501.59 total 130.10 last 60.69) - open/close 8822 (time 1789590511.60 total 140.10 last 58.36) - open/close 9345 (time 1789590521.60 total 150.11 last 52.28) - open/close 9921 (time 1789590531.61 total 160.12 last 57.55) total: 10000 open/close in 162.31 seconds: 61.61 ops/second llite.lustre-ffff96aaf9516800.statahead_batch_max=0 llite.lustre-ffff96aaf9516800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff96aaf9516800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m11.280s user 0m0.312s sys 0m15.042s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff96aaf9516800.statahead_batch_max=256 llite.lustre-ffff96aaf9516800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff96aaf9516800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff96aaf9516800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m52.536s user 0m0.350s sys 0m15.191s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff96aaf9516800.batch_stats= snapshot_time: 1789590676.816685156 secs.nsecs start_time: 1789590614.293606920 secs.nsecs elapsed_time: 62.523078236 secs.nsecs subreqs per batch batches %% cum %% 1: 93 40 40 2: 33 14 54 4: 15 6 61 8: 22 9 70 16: 7 3 73 32: 22 9 83 64: 3 1 84 128: 0 0 84 256: 35 15 100 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-ffff96aaf9516800.statahead_batch_max=64 llite.lustre-ffff96aaf9516800.statahead_max=128