== sanity test 123ad: Verify batching statahead works correctly ========================================================== 13:42:00 (1750182120) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff88012aaea000.batch_stats=0 llite.lustre-ffff88012aaea000.statahead_max=32 llite.lustre-ffff88012aaea000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff88012aaea000.batch_stats=0 total: 100 open/close in 1.39 seconds: 71.74 ops/second llite.lustre-ffff88012aaea000.statahead_max=0 101 real 0m1.271s user 0m0.007s sys 0m0.286s ls -l 100 files without statahead: 1 sec llite.lustre-ffff88012aaea000.statahead_max=32 32 101 real 0m0.303s user 0m0.005s sys 0m0.110s ls -l 100 files with statahead: 0 sec statahead total: 79 statahead wrong: 2 agl total: 79 list_total: 24 fname_total: 55 hit_total: 4372 miss_total: 399 total: 900 open/close in 4.86 seconds: 185.37 ops/second llite.lustre-ffff88012aaea000.statahead_max=0 1001 real 0m12.029s user 0m0.106s sys 0m2.709s ls -l 1000 files without statahead: 12 sec llite.lustre-ffff88012aaea000.statahead_max=32 32 1001 real 0m3.353s user 0m0.028s sys 0m0.993s ls -l 1000 files with statahead: 4 sec statahead total: 80 statahead wrong: 2 agl total: 80 list_total: 25 fname_total: 55 hit_total: 5371 miss_total: 405 - open/close 1975 (time 1750182161.47 total 10.00 last 197.49) total: 3000 open/close in 14.33 seconds: 209.38 ops/second llite.lustre-ffff88012aaea000.statahead_max=0 4001 real 0m44.914s user 0m0.408s sys 0m10.686s ls -l 4000 files without statahead: 45 sec llite.lustre-ffff88012aaea000.statahead_max=32 32 4001 real 0m13.889s user 0m0.110s sys 0m4.086s ls -l 4000 files with statahead: 14 sec statahead total: 81 statahead wrong: 2 agl total: 81 list_total: 26 fname_total: 55 hit_total: 9370 miss_total: 423 ls -l done rm -r /mnt/lustre/d123ad.sanity: 37 seconds llite.lustre-ffff88012aaea000.statahead_stats= statahead total: 81 statahead wrong: 2 agl total: 81 list_total: 26 fname_total: 55 hit_total: 9370 miss_total: 423 mdc.lustre-MDT0000-mdc-ffff88012aaea000.batch_stats= snapshot_time: 1750182267.098965950 secs.nsecs start_time: 1750182122.712224985 secs.nsecs elapsed_time: 144.386740965 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 4 2 2 16: 3 1 4 32: 159 95 100 - open/close 1508 (time 1750182278.25 total 10.01 last 150.70) - open/close 3083 (time 1750182288.25 total 20.01 last 157.49) - open/close 4701 (time 1750182298.25 total 30.01 last 161.73) - open/close 6233 (time 1750182308.25 total 40.01 last 153.16) - open/close 7869 (time 1750182318.26 total 50.02 last 163.44) - open/close 9654 (time 1750182328.26 total 60.03 last 178.46) total: 10000 open/close in 62.43 seconds: 160.17 ops/second llite.lustre-ffff88012aaea000.statahead_batch_max=0 llite.lustre-ffff88012aaea000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012aaea000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m19.784s user 0m0.208s sys 0m8.953s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88012aaea000.statahead_batch_max=32 llite.lustre-ffff88012aaea000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012aaea000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88012aaea000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m33.854s user 0m0.309s sys 0m9.876s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88012aaea000.batch_stats= snapshot_time: 1750182391.701534016 secs.nsecs start_time: 1750182353.485101884 secs.nsecs elapsed_time: 38.216432132 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: 312 99 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff88012aaea000.batch_stats=0 llite.lustre-ffff88012aaea000.statahead_max=2048 llite.lustre-ffff88012aaea000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff88012aaea000.batch_stats=0 total: 100 open/close in 1.05 seconds: 95.59 ops/second llite.lustre-ffff88012aaea000.statahead_max=0 101 real 0m0.995s user 0m0.003s sys 0m0.265s ls -l 100 files without statahead: 1 sec llite.lustre-ffff88012aaea000.statahead_max=2048 2048 101 real 0m0.324s user 0m0.004s sys 0m0.114s 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: 10098 miss_total: 44 total: 900 open/close in 3.97 seconds: 226.45 ops/second llite.lustre-ffff88012aaea000.statahead_max=0 1001 real 0m10.941s user 0m0.059s sys 0m2.727s ls -l 1000 files without statahead: 11 sec llite.lustre-ffff88012aaea000.statahead_max=2048 2048 1001 real 0m1.775s user 0m0.028s sys 0m0.983s ls -l 1000 files with statahead: 2 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 45 - open/close 1759 (time 1750182542.22 total 10.00 last 175.84) total: 3000 open/close in 18.15 seconds: 165.33 ops/second llite.lustre-ffff88012aaea000.statahead_max=0 4001 real 0m44.733s user 0m0.359s sys 0m10.828s ls -l 4000 files without statahead: 44 sec llite.lustre-ffff88012aaea000.statahead_max=2048 2048 4001 real 0m7.378s user 0m0.139s sys 0m4.026s ls -l 4000 files with statahead: 8 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 15096 miss_total: 46 ls -l done rm -r /mnt/lustre/d123ad.sanity: 32 seconds llite.lustre-ffff88012aaea000.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 15096 miss_total: 46 mdc.lustre-MDT0000-mdc-ffff88012aaea000.batch_stats= snapshot_time: 1750182640.587537963 secs.nsecs start_time: 1750182392.278908069 secs.nsecs elapsed_time: 248.308629894 secs.nsecs subreqs per batch batches % cum % 1: 50 50 50 2: 3 3 53 4: 8 8 61 8: 6 6 67 16: 7 7 74 32: 4 4 78 64: 2 2 80 128: 2 2 82 256: 18 18 100 - open/close 2052 (time 1750182651.51 total 10.00 last 205.18) - open/close 4157 (time 1750182661.52 total 20.01 last 210.40) - open/close 6111 (time 1750182671.52 total 30.01 last 195.37) - open/close 8930 (time 1750182681.52 total 40.01 last 281.89) total: 10000 open/close in 45.62 seconds: 219.21 ops/second llite.lustre-ffff88012aaea000.statahead_batch_max=0 llite.lustre-ffff88012aaea000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012aaea000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m17.002s user 0m0.249s sys 0m8.750s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88012aaea000.statahead_batch_max=256 llite.lustre-ffff88012aaea000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012aaea000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88012aaea000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m15.133s user 0m0.265s sys 0m9.756s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88012aaea000.batch_stats= snapshot_time: 1750182726.025302177 secs.nsecs start_time: 1750182707.023650480 secs.nsecs elapsed_time: 19.001651697 secs.nsecs subreqs per batch batches % cum % 1: 140 59 59 2: 13 5 64 4: 8 3 67 8: 10 4 72 16: 14 5 78 32: 15 6 84 64: 1 0 84 128: 0 0 84 256: 36 15 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff88012aaea000.statahead_batch_max=64 llite.lustre-ffff88012aaea000.statahead_max=128