== sanity test 51f: check many open files limit ========== 18:18:31 (1780525111)
striped dir -i1 -c1 -H crush  /mnt/lustre/d51f.sanity
ulimit_old=1024 numfree=     549463, max=100000
changed ulimit from 1024 to 100100
 - open/keep 3272 (time 1780525122.86 total 10.00 last 327.17)
 - open/keep 6153 (time 1780525132.87 total 20.00 last 288.01)
 - open/keep 8934 (time 1780525142.87 total 30.01 last 278.04)
 - open/keep 10000 (time 1780525147.08 total 34.22 last 252.85)
 - open/keep 12690 (time 1780525157.09 total 44.22 last 268.95)
 - open/keep 15650 (time 1780525167.09 total 54.23 last 295.90)
 - open/keep 18622 (time 1780525177.09 total 64.23 last 297.10)
 - open/keep 20000 (time 1780525182.00 total 69.13 last 281.01)
 - open/keep 22572 (time 1780525192.00 total 79.14 last 257.19)
 - open/keep 25315 (time 1780525202.00 total 89.14 last 274.29)
 - open/keep 28123 (time 1780525212.00 total 99.14 last 280.76)
 - open/keep 30000 (time 1780525218.25 total 105.38 last 300.47)
 - open/keep 33030 (time 1780525228.25 total 115.39 last 302.94)
total: 34582 open/keep in 120.00 seconds: 288.18 ops/second
 - closed 5815 (time 1780525242.86 total 10.00 last -2721.41)
 - closed 10000 (time 1780525250.94 total 18.07 last 518.46)
 - closed 14810 (time 1780525260.94 total 28.07 last 480.94)
 - closed 19801 (time 1780525270.94 total 38.07 last 499.06)
 - closed 20000 (time 1780525271.41 total 38.54 last 423.16)
 - closed 24839 (time 1780525281.41 total 48.55 last 483.83)
 - closed 30000 (time 1780525291.21 total 58.35 last 526.68)
total: 34582 close in 67.17 seconds: 514.83 close/second
 - unlinked 0 (time 1780525304 ; total 0 ; last 0)
 - unlinked 10000 (time 1780525336 ; total 32 ; last 32)
 - unlinked 20000 (time 1780525363 ; total 59 ; last 27)
 - unlinked 30000 (time 1780525393 ; total 89 ; last 30)
unlink(/mnt/lustre/d51f.sanity/f34582) error: No such file or directory
total: 34582 unlinks in 102 seconds: 339.039215 unlinks/second