== sanity test 51f: check many open files limit ========== 12:19:39 (1790957979)
MDT0 numfree=538975, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1244 (time 1790957993.50 total 10.01 last 124.30)
 - open/keep 2332 (time 1790958003.51 total 20.01 last 108.73)
 - open/keep 3281 (time 1790958013.51 total 30.02 last 94.88)
 - open/keep 4479 (time 1790958023.51 total 40.02 last 119.75)
 - open/keep 5587 (time 1790958033.52 total 50.02 last 110.75)
 - open/keep 6614 (time 1790958043.52 total 60.03 last 102.67)
 - open/keep 7676 (time 1790958053.54 total 70.05 last 105.99)
 - open/keep 8656 (time 1790958063.54 total 80.05 last 97.98)
 - open/keep 9738 (time 1790958073.54 total 90.05 last 108.19)
 - open/keep 10000 (time 1790958075.85 total 92.36 last 113.45)
 - open/keep 10963 (time 1790958085.86 total 102.36 last 96.25)
 - open/keep 11867 (time 1790958095.86 total 112.37 last 90.34)
total: 12575 open/keep in 120.01 seconds: 104.79 ops/second
 - closed 1971 (time 1790958113.50 total 10.00 last -989.42)
 - closed 3904 (time 1790958123.50 total 20.00 last 193.27)
 - closed 5951 (time 1790958133.50 total 30.01 last 204.62)
 - closed 8054 (time 1790958143.51 total 40.01 last 210.25)
 - closed 9980 (time 1790958153.51 total 50.01 last 192.51)
 - closed 10000 (time 1790958153.59 total 50.09 last 251.83)
 - closed 11752 (time 1790958163.60 total 60.10 last 175.12)
total: 12575 close in 64.28 seconds: 195.62 close/second
 - unlinked 0 (time 1790958172 ; total 0 ; last 0)
 - unlinked 10000 (time 1790958257 ; total 85 ; last 85)
unlink(/mnt/lustre/d51f.sanity/f12575) error: No such file or directory
total: 12575 unlinks in 106 seconds: 118.632072 unlinks/second