== sanity test 51f: check many open files limit ========== 19:32:09 (1753745529)
MDT0 numfree=490138, max=100000
changed ulimit from 1024 to 100020
 - open/keep 840 (time 1753745545.03 total 10.01 last 83.92)
 - open/keep 1701 (time 1753745555.03 total 20.01 last 86.09)
 - open/keep 2803 (time 1753745565.03 total 30.01 last 110.15)
 - open/keep 3964 (time 1753745575.03 total 40.02 last 116.10)
 - open/keep 5138 (time 1753745585.03 total 50.02 last 117.39)
 - open/keep 6310 (time 1753745595.04 total 60.02 last 117.16)
 - open/keep 7296 (time 1753745605.04 total 70.03 last 98.54)
 - open/keep 8233 (time 1753745615.05 total 80.03 last 93.62)
 - open/keep 9239 (time 1753745625.06 total 90.04 last 100.54)
 - open/keep 10000 (time 1753745632.91 total 97.89 last 96.98)
 - open/keep 11129 (time 1753745642.91 total 107.89 last 112.87)
 - open/keep 12276 (time 1753745652.91 total 117.89 last 114.68)
total: 12519 open/keep in 120.01 seconds: 104.32 ops/second
 - closed 2108 (time 1753745665.03 total 10.00 last -1016.34)
 - closed 4061 (time 1753745675.03 total 20.01 last 195.23)
 - closed 6175 (time 1753745685.03 total 30.01 last 211.40)
 - closed 8239 (time 1753745695.04 total 40.01 last 206.36)
 - closed 10000 (time 1753745703.72 total 48.70 last 202.69)
 - closed 11983 (time 1753745713.73 total 58.70 last 198.18)
total: 12519 close in 61.61 seconds: 203.19 close/second
 - unlinked 0 (time 1753745720 ; total 0 ; last 0)
 - unlinked 10000 (time 1753745801 ; total 81 ; last 81)
unlink(/mnt/lustre/d51f.sanity/f12519) error: No such file or directory
total: 12519 unlinks in 101 seconds: 123.950493 unlinks/second