== sanity test 51f: check many open files limit ========== 08:49:38 (1787748578)
MDT0 numfree=     529161, max=100000
changed ulimit from 1024 to 100020
 - open/keep 690 (time 1787748595.30 total 10.02 last 68.87)
 - open/keep 1418 (time 1787748605.31 total 20.03 last 72.71)
 - open/keep 2202 (time 1787748615.31 total 30.03 last 78.37)
 - open/keep 2996 (time 1787748625.31 total 40.04 last 79.39)
 - open/keep 3766 (time 1787748635.32 total 50.05 last 76.91)
 - open/keep 4404 (time 1787748645.34 total 60.06 last 63.70)
 - open/keep 5070 (time 1787748655.34 total 70.07 last 66.58)
 - open/keep 5941 (time 1787748665.35 total 80.07 last 87.05)
 - open/keep 6678 (time 1787748675.35 total 90.08 last 73.67)
 - open/keep 7511 (time 1787748685.36 total 100.08 last 83.24)
 - open/keep 8457 (time 1787748695.36 total 110.09 last 94.56)
total: 9195 open/keep in 120.01 seconds: 76.62 ops/second
 - closed 1468 (time 1787748715.29 total 10.01 last -698.37)
 - closed 3165 (time 1787748725.29 total 20.01 last 169.67)
 - closed 4739 (time 1787748735.29 total 30.01 last 157.37)
 - closed 6319 (time 1787748745.30 total 40.02 last 157.88)
 - closed 7975 (time 1787748755.31 total 50.02 last 165.54)
total: 9195 close in 58.35 seconds: 157.59 close/second
 - unlinked 0 (time 1787748769 ; total 0 ; last 0)
unlink(/mnt/lustre/d51f.sanity/f9195) error: No such file or directory
total: 9195 unlinks in 95 seconds: 96.789474 unlinks/second