== sanity test 51f: check many open files limit ========== 23:36:14 (1764736574)
MDT0 numfree=     492856 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1935 (time 1764736586.73 total 10.00 last 193.48)
 - open/keep 3975 (time 1764736596.74 total 20.00 last 203.94)
 - open/keep 5798 (time 1764736606.74 total 30.01 last 182.26)
 - open/keep 7490 (time 1764736616.74 total 40.01 last 169.14)
 - open/keep 9361 (time 1764736626.74 total 50.01 last 187.04)
 - open/keep 10000 (time 1764736630.58 total 53.85 last 166.51)
 - open/keep 11664 (time 1764736640.58 total 63.85 last 166.35)
 - open/keep 13414 (time 1764736650.59 total 73.86 last 174.92)
 - open/keep 15094 (time 1764736660.59 total 83.86 last 167.99)
 - open/keep 17100 (time 1764736670.59 total 93.86 last 200.57)
 - open/keep 19062 (time 1764736680.59 total 103.86 last 196.20)
 - open/keep 20000 (time 1764736685.34 total 108.61 last 197.42)
 - open/keep 22177 (time 1764736695.34 total 118.61 last 217.68)
total: 22460 open/keep in 120.00 seconds: 187.16 ops/second
 - closed 3030 (time 1764736706.74 total 10.00 last -1914.52)
 - closed 6163 (time 1764736716.74 total 20.00 last 313.29)
 - closed 8579 (time 1764736726.74 total 30.00 last 241.52)
 - closed 10000 (time 1764736735.00 total 38.27 last 171.98)
 - closed 11601 (time 1764736745.01 total 48.28 last 159.93)
 - closed 13235 (time 1764736755.02 total 58.28 last 163.36)
 - closed 15817 (time 1764736765.02 total 68.28 last 258.17)
 - closed 18466 (time 1764736775.02 total 78.28 last 264.84)
 - closed 20000 (time 1764736781.32 total 84.58 last 243.58)
total: 22460 close in 94.10 seconds: 238.68 close/second
 - unlinked 0 (time 1764736793 ; total 0 ; last 0)
 - unlinked 10000 (time 1764736854 ; total 61 ; last 61)
 - unlinked 20000 (time 1764736907 ; total 114 ; last 53)
unlink(/mnt/lustre/d51f.sanity/f22460) error: No such file or directory
total: 22460 unlinks in 129 seconds: 174.108521 unlinks/second