== sanity test 51f: check many open files limit ========== 21:27:36 (1763346456)
MDT0 numfree=     498475 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1359 (time 1763346470.31 total 10.00 last 135.85)
 - open/keep 2706 (time 1763346480.32 total 20.01 last 134.64)
 - open/keep 4018 (time 1763346490.32 total 30.02 last 131.10)
 - open/keep 5362 (time 1763346500.33 total 40.02 last 134.36)
 - open/keep 6684 (time 1763346510.34 total 50.03 last 132.10)
 - open/keep 7992 (time 1763346520.34 total 60.03 last 130.79)
 - open/keep 9310 (time 1763346530.34 total 70.03 last 131.74)
 - open/keep 10000 (time 1763346535.42 total 75.11 last 135.95)
 - open/keep 11315 (time 1763346545.42 total 85.11 last 131.42)
 - open/keep 12623 (time 1763346555.42 total 95.11 last 130.78)
 - open/keep 13935 (time 1763346565.43 total 105.12 last 131.15)
 - open/keep 15258 (time 1763346575.44 total 115.13 last 132.19)
total: 15861 open/keep in 120.00 seconds: 132.17 ops/second
 - closed 2205 (time 1763346590.32 total 10.00 last -1304.83)
 - closed 4222 (time 1763346600.32 total 20.01 last 201.62)
 - closed 6150 (time 1763346610.32 total 30.01 last 192.74)
 - closed 8390 (time 1763346620.33 total 40.01 last 223.94)
 - closed 10000 (time 1763346627.62 total 47.31 last 220.61)
 - closed 12133 (time 1763346637.63 total 57.32 last 213.09)
 - closed 14346 (time 1763346647.64 total 67.32 last 221.25)
total: 15861 close in 74.04 seconds: 214.22 close/second
 - unlinked 0 (time 1763346657 ; total 0 ; last 0)
 - unlinked 10000 (time 1763346726 ; total 69 ; last 69)
unlink(/mnt/lustre/d51f.sanity/f15861) error: No such file or directory
total: 15861 unlinks in 111 seconds: 142.891891 unlinks/second