== sanity test 51f: check many open files limit ========== 04:54:48 (1761123288)
MDT0 numfree=494556, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1679 (time 1761123300.66 total 10.00 last 167.90)
 - open/keep 3512 (time 1761123310.67 total 20.01 last 183.21)
 - open/keep 5365 (time 1761123320.67 total 30.01 last 185.26)
 - open/keep 7439 (time 1761123330.67 total 40.01 last 207.29)
 - open/keep 9247 (time 1761123340.68 total 50.02 last 180.73)
 - open/keep 10000 (time 1761123344.89 total 54.23 last 178.88)
 - open/keep 11975 (time 1761123354.89 total 64.23 last 197.49)
 - open/keep 13675 (time 1761123364.89 total 74.23 last 169.96)
 - open/keep 15324 (time 1761123374.90 total 84.24 last 164.76)
 - open/keep 17118 (time 1761123384.90 total 94.24 last 179.39)
 - open/keep 18995 (time 1761123394.90 total 104.24 last 187.64)
 - open/keep 20000 (time 1761123400.07 total 109.41 last 194.40)
 - open/keep 21785 (time 1761123410.08 total 119.41 last 178.45)
total: 21891 open/keep in 120.00 seconds: 182.42 ops/second
 - closed 2799 (time 1761123420.67 total 10.00 last -1898.24)
 - closed 5624 (time 1761123430.67 total 20.00 last 282.48)
 - closed 8118 (time 1761123440.67 total 30.00 last 249.37)
 - closed 10000 (time 1761123447.94 total 37.28 last 258.72)
 - closed 12481 (time 1761123457.94 total 47.28 last 248.10)
 - closed 15209 (time 1761123467.94 total 57.28 last 272.77)
 - closed 18326 (time 1761123477.95 total 67.28 last 311.55)
 - closed 20000 (time 1761123483.22 total 72.56 last 317.41)
total: 21891 close in 78.60 seconds: 278.52 close/second
 - unlinked 0 (time 1761123491 ; total 0 ; last 0)
 - unlinked 10000 (time 1761123529 ; total 38 ; last 38)
 - unlinked 20000 (time 1761123570 ; total 79 ; last 41)
unlink(/mnt/lustre/d51f.sanity/f21891) error: No such file or directory
total: 21891 unlinks in 86 seconds: 254.546509 unlinks/second