== sanity test 51f: check many open files limit ========== 22:40:11 (1767325211)
MDT0 numfree=     490301 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 2283 (time 1767325223.02 total 10.00 last 228.30)
 - open/keep 4498 (time 1767325233.03 total 20.00 last 221.40)
 - open/keep 6748 (time 1767325243.03 total 30.01 last 224.98)
 - open/keep 8900 (time 1767325253.03 total 40.01 last 215.17)
 - open/keep 10000 (time 1767325259.04 total 46.02 last 182.95)
 - open/keep 12222 (time 1767325269.04 total 56.02 last 222.19)
 - open/keep 14761 (time 1767325279.05 total 66.02 last 253.88)
 - open/keep 17079 (time 1767325289.05 total 76.03 last 231.65)
 - open/keep 19446 (time 1767325299.05 total 86.03 last 236.64)
 - open/keep 20000 (time 1767325301.23 total 88.20 last 254.90)
 - open/keep 22310 (time 1767325311.23 total 98.21 last 230.91)
 - open/keep 24916 (time 1767325321.23 total 108.21 last 260.55)
 - open/keep 27190 (time 1767325331.24 total 118.21 last 227.35)
total: 27511 open/keep in 120.00 seconds: 229.26 ops/second
 - closed 2782 (time 1767325343.03 total 10.00 last -2440.40)
 - closed 5864 (time 1767325353.03 total 20.00 last 308.18)
 - closed 9005 (time 1767325363.03 total 30.00 last 314.06)
 - closed 10000 (time 1767325365.90 total 32.87 last 346.60)
 - closed 13579 (time 1767325375.90 total 42.87 last 357.88)
 - closed 17111 (time 1767325385.91 total 52.88 last 353.04)
 - closed 20000 (time 1767325393.48 total 60.46 last 381.21)
 - closed 23626 (time 1767325403.49 total 70.46 last 362.40)
total: 27511 close in 80.20 seconds: 343.03 close/second
 - unlinked 0 (time 1767325415 ; total 0 ; last 0)
 - unlinked 10000 (time 1767325454 ; total 39 ; last 39)
 - unlinked 20000 (time 1767325489 ; total 74 ; last 35)
unlink(/mnt/lustre/d51f.sanity/f27511) error: No such file or directory
total: 27511 unlinks in 103 seconds: 267.097076 unlinks/second