== sanity test 51f: check many open files limit ========== 21:15:55 (1746148555)
MDT0 numfree=489494, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2554 (time 1746148567.49 total 10.00 last 255.36)
 - open/keep 4915 (time 1746148577.50 total 20.00 last 236.08)
 - open/keep 7111 (time 1746148587.50 total 30.00 last 219.56)
 - open/keep 9678 (time 1746148597.50 total 40.01 last 256.65)
 - open/keep 11952 (time 1746148607.50 total 50.01 last 227.38)
 - open/keep 14140 (time 1746148617.50 total 60.01 last 218.69)
 - open/keep 16543 (time 1746148627.51 total 70.02 last 240.19)
 - open/keep 18952 (time 1746148637.51 total 80.02 last 240.85)
 - open/keep 20000 (time 1746148641.21 total 83.71 last 283.56)
 - open/keep 22737 (time 1746148651.21 total 93.72 last 273.66)
 - open/keep 25196 (time 1746148661.21 total 103.72 last 245.88)
 - open/keep 27680 (time 1746148671.21 total 113.72 last 248.38)
total: 29465 open/keep in 120.00 seconds: 245.54 ops/second
 - closed 4104 (time 1746148687.50 total 10.00 last -2356.85)
 - closed 8158 (time 1746148697.50 total 20.01 last 405.28)
 - closed 10000 (time 1746148702.13 total 24.63 last 398.09)
 - closed 14059 (time 1746148712.13 total 34.63 last 405.85)
 - closed 17920 (time 1746148722.13 total 44.64 last 386.08)
 - closed 20000 (time 1746148728.30 total 50.81 last 337.05)
 - closed 23688 (time 1746148738.30 total 60.81 last 368.68)
 - closed 27289 (time 1746148748.31 total 70.81 last 360.04)
total: 29465 close in 76.32 seconds: 386.06 close/second
 - unlinked 0 (time 1746148755 ; total 0 ; last 0)
 - unlinked 10000 (time 1746148798 ; total 43 ; last 43)
 - unlinked 20000 (time 1746148844 ; total 89 ; last 46)
unlink(/mnt/lustre/d51f.sanity/f29465) error: No such file or directory
total: 29465 unlinks in 127 seconds: 232.007874 unlinks/second