== sanity test 51f: check many open files limit ========== 00:32:21 (1769059941)
MDT0 numfree=     488659 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 967 (time 1769059956.26 total 10.00 last 96.67)
 - open/keep 1828 (time 1769059966.27 total 20.01 last 86.05)
 - open/keep 2671 (time 1769059976.27 total 30.02 last 84.25)
 - open/keep 3635 (time 1769059986.27 total 40.02 last 96.39)
 - open/keep 4663 (time 1769059996.28 total 50.02 last 102.76)
 - open/keep 5718 (time 1769060006.28 total 60.02 last 105.50)
 - open/keep 6700 (time 1769060016.28 total 70.02 last 98.20)
 - open/keep 7705 (time 1769060026.28 total 80.03 last 100.45)
 - open/keep 8764 (time 1769060036.29 total 90.03 last 105.88)
 - open/keep 9951 (time 1769060046.29 total 100.03 last 118.70)
 - open/keep 11069 (time 1769060056.29 total 110.03 last 111.79)
total: 12213 open/keep in 120.01 seconds: 101.77 ops/second
 - closed 1823 (time 1769060076.27 total 10.01 last -923.76)
 - closed 3601 (time 1769060086.27 total 20.01 last 177.79)
 - closed 5376 (time 1769060096.27 total 30.01 last 177.49)
 - closed 7410 (time 1769060106.28 total 40.01 last 203.32)
 - closed 9582 (time 1769060116.28 total 50.01 last 217.20)
 - closed 10000 (time 1769060119.28 total 53.02 last 139.13)
 - closed 12144 (time 1769060129.28 total 63.02 last 214.33)
total: 12213 close in 63.31 seconds: 192.90 close/second
 - unlinked 0 (time 1769060134 ; total 0 ; last 0)
 - unlinked 10000 (time 1769060220 ; total 86 ; last 86)
unlink(/mnt/lustre/d51f.sanity/f12213) error: No such file or directory
total: 12213 unlinks in 107 seconds: 114.140190 unlinks/second