== sanity test 51f: check many open files limit ========== 17:39:46 (1778621986)
MDT0 numfree=     529834, max=100000
changed ulimit from 1024 to 100020
 - open/keep 828 (time 1778622001.96 total 10.00 last 82.76)
 - open/keep 1745 (time 1778622011.97 total 20.01 last 91.62)
 - open/keep 2726 (time 1778622021.98 total 30.02 last 98.04)
 - open/keep 3708 (time 1778622031.99 total 40.03 last 98.12)
 - open/keep 4663 (time 1778622041.99 total 50.04 last 95.42)
 - open/keep 5609 (time 1778622052.00 total 60.04 last 94.53)
 - open/keep 6472 (time 1778622062.01 total 70.05 last 86.25)
 - open/keep 7354 (time 1778622072.01 total 80.05 last 88.20)
 - open/keep 8199 (time 1778622082.02 total 90.06 last 84.41)
 - open/keep 9181 (time 1778622092.03 total 100.07 last 98.12)
 - open/keep 10000 (time 1778622101.82 total 109.86 last 83.63)
 - open/keep 10941 (time 1778622111.83 total 119.87 last 94.05)
total: 10949 open/keep in 120.01 seconds: 91.23 ops/second
 - closed 1362 (time 1778622121.97 total 10.00 last -957.72)
 - closed 2715 (time 1778622131.97 total 20.01 last 135.24)
 - closed 4043 (time 1778622141.98 total 30.01 last 132.72)
 - closed 5542 (time 1778622151.98 total 40.01 last 149.89)
 - closed 7074 (time 1778622161.98 total 50.01 last 153.18)
 - closed 8495 (time 1778622171.99 total 60.02 last 141.97)
 - closed 9871 (time 1778622182.00 total 70.03 last 137.53)
 - closed 10000 (time 1778622182.78 total 70.81 last 164.52)
total: 10949 close in 77.45 seconds: 141.37 close/second
 - unlinked 0 (time 1778622195 ; total 0 ; last 0)
 - unlinked 10000 (time 1778622308 ; total 113 ; last 113)
unlink(/mnt/lustre/d51f.sanity/f10949) error: No such file or directory
total: 10949 unlinks in 124 seconds: 88.298386 unlinks/second