== sanity test 51f: check many open files limit ========== 00:10:32 (1746072632)
MDT0 numfree=495411, max=100000
changed ulimit from 1024 to 100020
 - open/keep 4426 (time 1746072643.89 total 10.00 last 442.56)
 - open/keep 8758 (time 1746072653.89 total 20.00 last 433.17)
 - open/keep 10000 (time 1746072657.81 total 23.92 last 317.00)
 - open/keep 13825 (time 1746072667.81 total 33.92 last 382.43)
 - open/keep 18456 (time 1746072677.81 total 43.92 last 463.08)
 - open/keep 20000 (time 1746072681.41 total 47.52 last 428.81)
 - open/keep 25975 (time 1746072691.41 total 57.52 last 597.48)
 - open/keep 29861 (time 1746072701.41 total 67.52 last 388.60)
 - open/keep 33446 (time 1746072711.41 total 77.52 last 358.44)
 - open/keep 36498 (time 1746072721.42 total 87.53 last 305.09)
 - open/keep 39360 (time 1746072731.42 total 97.53 last 286.07)
 - open/keep 40000 (time 1746072734.44 total 100.55 last 212.05)
 - open/keep 42234 (time 1746072744.44 total 110.56 last 223.27)
total: 44287 open/keep in 120.00 seconds: 369.06 ops/second
 - closed 4658 (time 1746072763.89 total 10.00 last -3757.11)
 - closed 8769 (time 1746072773.89 total 20.00 last 411.09)
 - closed 10000 (time 1746072776.24 total 22.35 last 524.27)
 - closed 14391 (time 1746072786.24 total 32.35 last 439.08)
 - closed 18419 (time 1746072796.24 total 42.35 last 402.77)
 - closed 20000 (time 1746072800.57 total 46.68 last 364.82)
 - closed 23767 (time 1746072810.57 total 56.69 last 376.67)
 - closed 27845 (time 1746072820.58 total 66.69 last 407.72)
 - closed 30000 (time 1746072825.80 total 71.91 last 412.74)
 - closed 34138 (time 1746072835.80 total 81.91 last 413.79)
 - closed 38070 (time 1746072845.80 total 91.91 last 393.07)
 - closed 40000 (time 1746072850.76 total 96.87 last 389.27)
total: 44287 close in 106.34 seconds: 416.47 close/second
 - unlinked 0 (time 1746072861 ; total 0 ; last 0)
 - unlinked 10000 (time 1746072888 ; total 27 ; last 27)
 - unlinked 20000 (time 1746072921 ; total 60 ; last 33)
 - unlinked 30000 (time 1746072958 ; total 97 ; last 37)
 - unlinked 40000 (time 1746072988 ; total 127 ; last 30)
unlink(/mnt/lustre/d51f.sanity/f44287) error: No such file or directory
total: 44287 unlinks in 142 seconds: 311.880280 unlinks/second