== sanity test 51f: check many open files limit ========== 08:09:48 (1787400588)
MDT0 numfree=     532794, max=100000
changed ulimit from 1024 to 100020
 - open/keep 885 (time 1787400603.12 total 10.00 last 88.50)
 - open/keep 1774 (time 1787400613.13 total 20.01 last 88.80)
 - open/keep 2626 (time 1787400623.14 total 30.02 last 85.12)
 - open/keep 3597 (time 1787400633.15 total 40.03 last 97.02)
 - open/keep 4528 (time 1787400643.16 total 50.04 last 93.00)
 - open/keep 5521 (time 1787400653.16 total 60.05 last 99.24)
 - open/keep 6407 (time 1787400663.17 total 70.05 last 88.55)
 - open/keep 7322 (time 1787400673.18 total 80.06 last 91.39)
 - open/keep 8218 (time 1787400683.19 total 90.07 last 89.53)
 - open/keep 9070 (time 1787400693.19 total 100.07 last 85.19)
 - open/keep 9898 (time 1787400703.20 total 110.08 last 82.71)
total: 10760 open/keep in 120.00 seconds: 89.67 ops/second
 - closed 1435 (time 1787400723.12 total 10.01 last -845.80)
 - closed 3190 (time 1787400733.13 total 20.01 last 175.46)
 - closed 4871 (time 1787400743.13 total 30.01 last 168.09)
 - closed 6475 (time 1787400753.13 total 40.01 last 160.39)
 - closed 8246 (time 1787400763.13 total 50.01 last 177.08)
 - closed 10000 (time 1787400772.53 total 59.42 last 186.50)
total: 10760 close in 63.97 seconds: 168.20 close/second
 - unlinked 0 (time 1787400781 ; total 0 ; last 0)
 - unlinked 10000 (time 1787400877 ; total 96 ; last 96)
unlink(/mnt/lustre/d51f.sanity/f10760) error: No such file or directory
total: 10760 unlinks in 103 seconds: 104.466019 unlinks/second