== sanity test 123ad: Verify batching statahead works correctly ========================================================== 07:24:47 (1789385087) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff88accc655800.batch_stats=0 llite.lustre-ffff88accc655800.statahead_max=32 llite.lustre-ffff88accc655800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff88accc655800.batch_stats=0 total: 100 open/close in 2.37 seconds: 42.13 ops/second llite.lustre-ffff88accc655800.statahead_max=0 101 real 0m2.310s user 0m0.006s sys 0m0.348s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff88accc655800.statahead_max=32 llite.lustre-ffff88accc655800.statahead_max=32 101 real 0m1.156s user 0m0.007s sys 0m0.159s 'ls -l' 100 files with statahead: 1 sec statahead total: 142 statahead wrong: 2 agl total: 126 list_total: 29 fname_total: 97 hit_total: 3881 miss_total: 1541 swrong=2 ewrong=2 - open/close 643 (time 1789385117.03 total 10.03 last 64.09) total: 900 open/close in 14.43 seconds: 62.39 ops/second llite.lustre-ffff88accc655800.statahead_max=0 1001 real 0m26.449s user 0m0.033s sys 0m2.984s 'ls -l' 1000 files without statahead: 27 sec llite.lustre-ffff88accc655800.statahead_max=32 llite.lustre-ffff88accc655800.statahead_max=32 1001 real 0m10.626s user 0m0.032s sys 0m1.430s 'ls -l' 1000 files with statahead: 10 sec statahead total: 143 statahead wrong: 2 agl total: 127 list_total: 30 fname_total: 97 hit_total: 4876 miss_total: 1546 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 24 seconds llite.lustre-ffff88accc655800.statahead_stats= statahead total: 143 statahead wrong: 2 agl total: 127 list_total: 30 fname_total: 97 hit_total: 4876 miss_total: 1546 mdc.lustre-MDT0000-mdc-ffff88accc655800.batch_stats= snapshot_time: 1789385194.569686650 secs.nsecs start_time: 1789385093.982353466 secs.nsecs elapsed_time: 100.587333184 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 0 0 2 8: 3 7 10 16: 2 5 15 32: 34 85 100 - open/close 600 (time 1789385207.74 total 10.01 last 59.95) - open/close 1202 (time 1789385217.74 total 20.01 last 60.19) - open/close 1838 (time 1789385227.74 total 30.01 last 63.60) - open/close 2478 (time 1789385237.77 total 40.04 last 63.81) - open/close 3124 (time 1789385247.77 total 50.04 last 64.58) - open/close 3749 (time 1789385257.79 total 60.06 last 62.43) - open/close 4392 (time 1789385267.81 total 70.08 last 64.17) - open/close 5042 (time 1789385277.81 total 80.08 last 64.97) - open/close 5654 (time 1789385287.82 total 90.09 last 61.14) - open/close 6268 (time 1789385297.82 total 100.09 last 61.40) - open/close 6897 (time 1789385307.83 total 110.10 last 62.82) - open/close 7521 (time 1789385317.86 total 120.13 last 62.25) - open/close 8150 (time 1789385327.86 total 130.13 last 62.88) - open/close 8757 (time 1789385337.87 total 140.14 last 60.66) - open/close 9292 (time 1789385347.89 total 150.16 last 53.40) - open/close 9897 (time 1789385357.89 total 160.16 last 60.47) total: 10000 open/close in 161.64 seconds: 61.87 ops/second llite.lustre-ffff88accc655800.statahead_batch_max=0 llite.lustre-ffff88accc655800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88accc655800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m10.658s user 0m0.314s sys 0m14.531s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88accc655800.statahead_batch_max=32 llite.lustre-ffff88accc655800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88accc655800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88accc655800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m57.084s user 0m0.349s sys 0m14.225s batched statahead RPC= hit count=9970 mdc.lustre-MDT0000-mdc-ffff88accc655800.batch_stats= snapshot_time: 1789385569.048055058 secs.nsecs start_time: 1789385439.635678196 secs.nsecs elapsed_time: 129.412376862 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: 313 99 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff88accc655800.batch_stats=0 llite.lustre-ffff88accc655800.statahead_max=2048 llite.lustre-ffff88accc655800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff88accc655800.batch_stats=0 total: 100 open/close in 3.14 seconds: 31.84 ops/second llite.lustre-ffff88accc655800.statahead_max=0 101 real 0m2.354s user 0m0.005s sys 0m0.303s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff88accc655800.statahead_max=2048 llite.lustre-ffff88accc655800.statahead_max=2048 101 real 0m1.242s user 0m0.004s sys 0m0.171s '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: 10069 miss_total: 31 swrong=0 ewrong=0 - open/close 618 (time 1789385939.21 total 10.01 last 61.77) total: 900 open/close in 14.41 seconds: 62.48 ops/second llite.lustre-ffff88accc655800.statahead_max=0 1001 real 0m26.191s user 0m0.038s sys 0m2.950s 'ls -l' 1000 files without statahead: 26 sec llite.lustre-ffff88accc655800.statahead_max=2048 llite.lustre-ffff88accc655800.statahead_max=2048 1001 real 0m7.955s user 0m0.025s sys 0m1.488s '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: 11068 miss_total: 32 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 28 seconds llite.lustre-ffff88accc655800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11068 miss_total: 32 mdc.lustre-MDT0000-mdc-ffff88accc655800.batch_stats= snapshot_time: 1789386022.106717828 secs.nsecs start_time: 1789385572.116663613 secs.nsecs elapsed_time: 449.990054215 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 22 22 16: 2 22 44 32: 0 0 44 64: 0 0 44 128: 1 11 55 256: 4 44 100 - open/close 549 (time 1789386035.21 total 10.00 last 54.90) - open/close 1144 (time 1789386045.22 total 20.01 last 59.45) - open/close 1723 (time 1789386055.22 total 30.01 last 57.88) - open/close 2315 (time 1789386065.23 total 40.02 last 59.14) - open/close 2964 (time 1789386075.24 total 50.03 last 64.82) - open/close 3644 (time 1789386085.25 total 60.04 last 67.97) - open/close 4321 (time 1789386095.26 total 70.05 last 67.64) - open/close 4883 (time 1789386105.29 total 80.08 last 56.04) - open/close 5523 (time 1789386115.29 total 90.08 last 63.97) - open/close 6158 (time 1789386125.30 total 100.09 last 63.45) - open/close 6696 (time 1789386135.30 total 110.10 last 53.77) - open/close 7321 (time 1789386145.31 total 120.10 last 62.47) - open/close 7900 (time 1789386155.31 total 130.11 last 57.87) - open/close 8544 (time 1789386165.32 total 140.11 last 64.35) - open/close 9098 (time 1789386175.34 total 150.13 last 55.31) - open/close 9648 (time 1789386185.35 total 160.14 last 54.95) total: 10000 open/close in 166.55 seconds: 60.04 ops/second llite.lustre-ffff88accc655800.statahead_batch_max=0 llite.lustre-ffff88accc655800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88accc655800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m10.482s user 0m0.390s sys 0m14.245s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88accc655800.statahead_batch_max=256 llite.lustre-ffff88accc655800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88accc655800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88accc655800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m56.655s user 0m0.321s sys 0m14.435s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88accc655800.batch_stats= snapshot_time: 1789386344.258993501 secs.nsecs start_time: 1789386274.056366622 secs.nsecs elapsed_time: 70.202626879 secs.nsecs subreqs per batch batches %% cum %% 1: 74 38 38 2: 17 8 47 4: 19 10 57 8: 15 7 65 16: 9 4 70 32: 18 9 80 64: 0 0 80 128: 3 1 81 256: 35 18 100 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-ffff88accc655800.statahead_batch_max=64 llite.lustre-ffff88accc655800.statahead_max=128