== sanity test 51f: check many open files limit ========== 01:56:11 (1724306171)
MDT0 numfree=492750, max=100000
changed ulimit from 1024 to 100020
 - open/keep 3302 (time 1724306182.98 total 10.00 last 330.16)
 - open/keep 6984 (time 1724306192.99 total 20.00 last 368.08)
 - open/keep 10000 (time 1724306200.33 total 27.35 last 410.84)
 - open/keep 14607 (time 1724306210.33 total 37.35 last 460.64)
 - open/keep 18489 (time 1724306220.33 total 47.35 last 388.10)
 - open/keep 20000 (time 1724306224.67 total 51.69 last 348.26)
 - open/keep 23190 (time 1724306234.67 total 61.69 last 318.92)
 - open/keep 26279 (time 1724306244.67 total 71.69 last 308.82)
 - open/keep 29602 (time 1724306254.68 total 81.70 last 332.23)
 - open/keep 32440 (time 1724306264.68 total 91.70 last 283.73)
 - open/keep 35870 (time 1724306274.68 total 101.70 last 342.99)
 - open/keep 39525 (time 1724306284.68 total 111.70 last 365.46)
total: 42113 open/keep in 120.00 seconds: 350.94 ops/second
 - closed 4643 (time 1724306302.99 total 10.00 last -3486.78)
 - closed 9597 (time 1724306312.99 total 20.01 last 495.22)
 - closed 10000 (time 1724306313.86 total 20.88 last 460.93)
 - closed 14672 (time 1724306323.87 total 30.88 last 467.18)
 - closed 19630 (time 1724306333.87 total 40.88 last 495.75)
 - closed 20000 (time 1724306334.57 total 41.59 last 524.75)
 - closed 25064 (time 1724306344.57 total 51.59 last 506.35)
 - closed 30000 (time 1724306354.15 total 61.17 last 515.35)
 - closed 36601 (time 1724306364.15 total 71.17 last 660.05)
 - closed 40000 (time 1724306371.51 total 78.53 last 461.57)
total: 42113 close in 82.80 seconds: 508.59 close/second
 - unlinked 0 (time 1724306376 ; total 0 ; last 0)
 - unlinked 10000 (time 1724306403 ; total 27 ; last 27)
 - unlinked 20000 (time 1724306431 ; total 55 ; last 28)
 - unlinked 30000 (time 1724306459 ; total 83 ; last 28)
 - unlinked 40000 (time 1724306485 ; total 109 ; last 26)
unlink(/mnt/lustre/d51f.sanity/f42113) error: No such file or directory
total: 42113 unlinks in 115 seconds: 366.200012 unlinks/second