== sanity test 51f: check many open files limit ========== 14:14:42 (1788545682)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d51f.sanity
MDT1 numfree=1021960, max=100000
changed ulimit from 1024 to 100020
 - open/keep 981 (time 1788545698.26 total 10.00 last 98.08)
 - open/keep 2006 (time 1788545708.27 total 20.01 last 102.42)
 - open/keep 3105 (time 1788545718.28 total 30.01 last 109.85)
 - open/keep 4269 (time 1788545728.28 total 40.02 last 116.35)
 - open/keep 5395 (time 1788545738.29 total 50.02 last 112.53)
 - open/keep 6546 (time 1788545748.29 total 60.03 last 115.04)
 - open/keep 7670 (time 1788545758.29 total 70.03 last 112.38)
 - open/keep 8606 (time 1788545768.30 total 80.03 last 93.57)
 - open/keep 10000 (time 1788545778.19 total 89.93 last 140.87)
 - open/keep 11201 (time 1788545788.20 total 99.94 last 120.04)
 - open/keep 12265 (time 1788545798.22 total 109.95 last 106.20)
 - open/keep 13453 (time 1788545808.23 total 119.96 last 118.69)
total: 13458 open/keep in 120.01 seconds: 112.14 ops/second
 - closed 1515 (time 1788545818.28 total 10.01 last -1193.13)
 - closed 2736 (time 1788545828.30 total 20.02 last 121.90)
 - closed 4115 (time 1788545838.33 total 30.05 last 137.49)
 - closed 5720 (time 1788545848.33 total 40.06 last 160.44)
 - closed 7768 (time 1788545858.33 total 50.06 last 204.74)
 - closed 9832 (time 1788545868.34 total 60.06 last 206.32)
 - closed 10000 (time 1788545869.31 total 61.03 last 173.46)
 - closed 11744 (time 1788545879.31 total 71.03 last 174.38)
 - closed 13396 (time 1788545889.31 total 81.04 last 165.13)
total: 13458 close in 81.53 seconds: 165.06 close/second
 - unlinked 0 (time 1788545895 ; total 0 ; last 0)
 - unlinked 10000 (time 1788545973 ; total 78 ; last 78)
unlink(/mnt/lustre/d51f.sanity/f13458) error: No such file or directory
total: 13458 unlinks in 103 seconds: 130.660187 unlinks/second