== sanity test 51f: check many open files limit ========== 21:10:21 (1746148221)
MDT0 numfree=489763, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2455 (time 1746148233.46 total 10.01 last 245.33)
 - open/keep 4437 (time 1746148243.46 total 20.01 last 198.18)
 - open/keep 6353 (time 1746148253.47 total 30.01 last 191.53)
 - open/keep 8380 (time 1746148263.47 total 40.01 last 202.65)
 - open/keep 10000 (time 1746148271.53 total 48.08 last 200.83)
 - open/keep 12458 (time 1746148281.54 total 58.08 last 245.76)
 - open/keep 14987 (time 1746148291.54 total 68.09 last 252.81)
 - open/keep 17445 (time 1746148301.54 total 78.09 last 245.78)
 - open/keep 19822 (time 1746148311.54 total 88.09 last 237.69)
 - open/keep 22042 (time 1746148321.54 total 98.09 last 221.91)
 - open/keep 24492 (time 1746148331.54 total 108.09 last 245.00)
 - open/keep 26959 (time 1746148341.55 total 118.09 last 246.63)
total: 27466 open/keep in 120.00 seconds: 228.88 ops/second
 - closed 4213 (time 1746148353.46 total 10.00 last -2273.98)
 - closed 9423 (time 1746148363.46 total 20.00 last 520.99)
 - closed 10000 (time 1746148364.80 total 21.34 last 430.90)
 - closed 14177 (time 1746148374.80 total 31.34 last 417.65)
 - closed 18367 (time 1746148384.80 total 41.35 last 418.91)
 - closed 20000 (time 1746148388.95 total 45.49 last 394.02)
 - closed 24378 (time 1746148398.95 total 55.49 last 437.72)
total: 27466 close in 62.63 seconds: 438.53 close/second
 - unlinked 0 (time 1746148407 ; total 0 ; last 0)
 - unlinked 10000 (time 1746148449 ; total 42 ; last 42)
 - unlinked 20000 (time 1746148495 ; total 88 ; last 46)
unlink(/mnt/lustre/d51f.sanity/f27466) error: No such file or directory
total: 27466 unlinks in 122 seconds: 225.131149 unlinks/second