== sanity test 51f: check many open files limit ========== 23:21:14 (1764735674)
MDT0 numfree=     487746 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 2240 (time 1764735686.42 total 10.00 last 223.95)
 - open/keep 4603 (time 1764735696.42 total 20.00 last 236.24)
 - open/keep 6824 (time 1764735706.42 total 30.01 last 222.03)
 - open/keep 9194 (time 1764735716.43 total 40.01 last 236.93)
 - open/keep 10000 (time 1764735719.80 total 43.39 last 238.72)
 - open/keep 12324 (time 1764735729.80 total 53.39 last 232.36)
 - open/keep 14822 (time 1764735739.81 total 63.39 last 249.77)
 - open/keep 17210 (time 1764735749.81 total 73.39 last 238.71)
 - open/keep 19466 (time 1764735759.81 total 83.40 last 225.51)
 - open/keep 20000 (time 1764735762.39 total 85.98 last 207.21)
 - open/keep 21891 (time 1764735772.39 total 95.98 last 189.03)
 - open/keep 23639 (time 1764735782.40 total 105.98 last 174.76)
 - open/keep 25423 (time 1764735792.40 total 115.98 last 178.37)
total: 26137 open/keep in 120.01 seconds: 217.80 ops/second
 - closed 2824 (time 1764735806.42 total 10.00 last -2259.55)
 - closed 5707 (time 1764735816.43 total 20.01 last 288.14)
 - closed 8096 (time 1764735826.43 total 30.01 last 238.89)
 - closed 10000 (time 1764735834.33 total 37.91 last 240.88)
 - closed 12709 (time 1764735844.33 total 47.91 last 270.87)
 - closed 14902 (time 1764735854.34 total 57.91 last 219.28)
 - closed 17183 (time 1764735864.34 total 67.92 last 228.04)
 - closed 20000 (time 1764735873.21 total 76.79 last 317.35)
 - closed 22597 (time 1764735883.22 total 86.80 last 259.63)
 - closed 24990 (time 1764735893.22 total 96.80 last 239.26)
total: 26137 close in 100.68 seconds: 259.60 close/second
 - unlinked 0 (time 1764735899 ; total 0 ; last 0)
 - unlinked 10000 (time 1764735942 ; total 43 ; last 43)
 - unlinked 20000 (time 1764735984 ; total 85 ; last 42)
unlink(/mnt/lustre/d51f.sanity/f26137) error: No such file or directory
total: 26137 unlinks in 112 seconds: 233.366074 unlinks/second