== sanity test 51f: check many open files limit ========== 23:07:19 (1743736039)
MDT0 numfree=495411, max=100000
changed ulimit from 1024 to 100020
 - open/keep 4110 (time 1743736051.00 total 10.00 last 410.97)
 - open/keep 8150 (time 1743736061.01 total 20.00 last 403.92)
 - open/keep 10000 (time 1743736065.73 total 24.73 last 391.31)
 - open/keep 13969 (time 1743736075.73 total 34.73 last 396.88)
 - open/keep 18050 (time 1743736085.73 total 44.73 last 408.07)
 - open/keep 20000 (time 1743736090.72 total 49.71 last 391.33)
 - open/keep 23983 (time 1743736100.72 total 59.72 last 398.24)
 - open/keep 27985 (time 1743736110.72 total 69.72 last 400.17)
 - open/keep 30000 (time 1743736115.63 total 74.63 last 409.95)
 - open/keep 34097 (time 1743736125.64 total 84.63 last 409.61)
 - open/keep 38058 (time 1743736135.64 total 94.64 last 396.02)
 - open/keep 40000 (time 1743736140.21 total 99.20 last 425.12)
 - open/keep 44121 (time 1743736150.21 total 109.21 last 412.08)
 - open/keep 48861 (time 1743736160.21 total 119.21 last 473.99)
total: 49202 open/keep in 120.00 seconds: 410.01 ops/second
 - closed 5801 (time 1743736171.01 total 10.00 last -4305.33)
 - closed 10000 (time 1743736178.44 total 17.43 last 565.06)
 - closed 16123 (time 1743736188.44 total 27.43 last 612.24)
 - closed 20000 (time 1743736195.06 total 34.06 last 585.37)
 - closed 25681 (time 1743736205.06 total 44.06 last 568.05)
 - closed 30000 (time 1743736212.62 total 51.61 last 571.58)
 - closed 35634 (time 1743736222.62 total 61.62 last 563.29)
 - closed 40000 (time 1743736228.98 total 67.97 last 686.74)
 - closed 45716 (time 1743736238.98 total 77.97 last 571.57)
total: 49202 close in 83.97 seconds: 585.93 close/second
 - unlinked 0 (time 1743736246 ; total 0 ; last 0)
 - unlinked 10000 (time 1743736266 ; total 20 ; last 20)
 - unlinked 20000 (time 1743736288 ; total 42 ; last 22)
 - unlinked 30000 (time 1743736310 ; total 64 ; last 22)
 - unlinked 40000 (time 1743736332 ; total 86 ; last 22)
unlink(/mnt/lustre/d51f.sanity/f49202) error: No such file or directory
total: 49202 unlinks in 106 seconds: 464.169800 unlinks/second