== sanity test 51f: check many open files limit ========== 11:23:01 (1714404181)
MDT0 numfree=488178, max=100000
changed ulimit from 1024 to 100020
 - open/keep 69 (time 1714404195.39 total 11.36 last 6.08)
 - open/keep 2762 (time 1714404205.39 total 21.36 last 269.26)
 - open/keep 4954 (time 1714404215.39 total 31.36 last 219.20)
 - open/keep 7397 (time 1714404225.39 total 41.36 last 244.21)
 - open/keep 9723 (time 1714404235.40 total 51.36 last 232.55)
 - open/keep 11883 (time 1714404245.40 total 61.37 last 215.91)
 - open/keep 14654 (time 1714404255.40 total 71.37 last 277.07)
 - open/keep 17437 (time 1714404265.40 total 81.37 last 278.26)
 - open/keep 20000 (time 1714404272.51 total 88.47 last 360.73)
 - open/keep 23064 (time 1714404282.51 total 98.48 last 306.38)
 - open/keep 25274 (time 1714404292.51 total 108.48 last 220.93)
 - open/keep 27639 (time 1714404302.52 total 118.48 last 236.43)
total: 27950 open/keep in 120.00 seconds: 232.91 ops/second
 - closed 4047 (time 1714404314.04 total 10.00 last -2359.04)
 - closed 9160 (time 1714404324.04 total 20.00 last 511.29)
 - closed 10000 (time 1714404325.77 total 21.73 last 484.53)
 - closed 14985 (time 1714404335.77 total 31.73 last 498.49)
 - closed 19271 (time 1714404345.77 total 41.74 last 428.52)
 - closed 20000 (time 1714404347.35 total 43.32 last 461.81)
 - closed 23853 (time 1714404357.36 total 53.32 last 385.22)
total: 27950 close in 62.57 seconds: 446.68 close/second
 - unlinked 0 (time 1714404367 ; total 0 ; last 0)
 - unlinked 10000 (time 1714404397 ; total 30 ; last 30)
 - unlinked 20000 (time 1714404424 ; total 57 ; last 27)
unlink(/mnt/lustre/d51f.sanity/f27950) error: No such file or directory
total: 27950 unlinks in 79 seconds: 353.797455 unlinks/second