== sanity test 51f: check many open files limit ========== 16:39:08 (1717015148)
MDT0 numfree=486161, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2195 (time 1717015161.23 total 10.00 last 219.45)
 - open/keep 4421 (time 1717015171.23 total 20.00 last 222.60)
 - open/keep 6226 (time 1717015181.23 total 30.00 last 180.49)
 - open/keep 8154 (time 1717015191.23 total 40.01 last 192.67)
 - open/keep 10000 (time 1717015201.03 total 49.80 last 188.49)
 - open/keep 12110 (time 1717015211.03 total 59.80 last 210.98)
 - open/keep 14368 (time 1717015221.03 total 69.80 last 225.80)
 - open/keep 16757 (time 1717015231.03 total 79.80 last 238.89)
 - open/keep 19114 (time 1717015241.03 total 89.81 last 235.67)
 - open/keep 20000 (time 1717015245.36 total 94.14 last 204.59)
 - open/keep 22190 (time 1717015255.36 total 104.14 last 218.93)
 - open/keep 24106 (time 1717015265.37 total 114.14 last 191.58)
total: 25201 open/keep in 120.00 seconds: 210.01 ops/second
 - closed 3759 (time 1717015281.23 total 10.00 last -2034.25)
 - closed 7658 (time 1717015291.23 total 20.00 last 389.86)
 - closed 10000 (time 1717015297.19 total 25.97 last 392.60)
 - closed 13978 (time 1717015307.20 total 35.97 last 397.73)
 - closed 17817 (time 1717015317.20 total 45.98 last 383.54)
 - closed 20000 (time 1717015322.76 total 51.54 last 392.80)
 - closed 23953 (time 1717015332.76 total 61.54 last 395.25)
total: 25201 close in 64.45 seconds: 391.04 close/second
 - unlinked 0 (time 1717015337 ; total 0 ; last 0)
 - unlinked 10000 (time 1717015374 ; total 37 ; last 37)
 - unlinked 20000 (time 1717015417 ; total 80 ; last 43)
unlink(/mnt/lustre/d51f.sanity/f25201) error: No such file or directory
total: 25201 unlinks in 105 seconds: 240.009521 unlinks/second