== sanity test 51f: check many open files limit ========== 08:01:42 (1750593702)
MDT0 numfree=486373, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1886 (time 1750593715.37 total 10.00 last 188.57)
 - open/keep 4109 (time 1750593725.37 total 20.00 last 222.29)
 - open/keep 6266 (time 1750593735.37 total 30.00 last 215.69)
 - open/keep 8448 (time 1750593745.37 total 40.00 last 218.19)
 - open/keep 10000 (time 1750593751.83 total 46.47 last 240.05)
 - open/keep 12431 (time 1750593761.83 total 56.47 last 243.09)
 - open/keep 14949 (time 1750593771.84 total 66.47 last 251.72)
 - open/keep 17714 (time 1750593781.84 total 76.48 last 276.37)
 - open/keep 19961 (time 1750593791.85 total 86.48 last 224.61)
 - open/keep 22339 (time 1750593801.85 total 96.48 last 237.78)
 - open/keep 24603 (time 1750593811.85 total 106.49 last 226.30)
 - open/keep 26936 (time 1750593821.86 total 116.49 last 233.11)
total: 27756 open/keep in 120.00 seconds: 231.30 ops/second
 - closed 3890 (time 1750593835.37 total 10.01 last -2303.36)
 - closed 8048 (time 1750593845.38 total 20.01 last 415.50)
 - closed 10000 (time 1750593850.08 total 24.72 last 414.93)
 - closed 14348 (time 1750593860.08 total 34.72 last 434.73)
 - closed 18994 (time 1750593870.09 total 44.72 last 464.55)
 - closed 20000 (time 1750593872.34 total 46.98 last 445.70)
 - closed 24055 (time 1750593882.34 total 56.98 last 405.50)
total: 27756 close in 64.96 seconds: 427.28 close/second
 - unlinked 0 (time 1750593891 ; total 0 ; last 0)
 - unlinked 10000 (time 1750593921 ; total 30 ; last 30)
 - unlinked 20000 (time 1750593957 ; total 66 ; last 36)
unlink(/mnt/lustre/d51f.sanity/f27756) error: No such file or directory
total: 27756 unlinks in 93 seconds: 298.451599 unlinks/second