== sanity test 51f: check many open files limit ========== 03:13:20 (1776928400)
MDT0 numfree=     531014 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1379 (time 1776928413.42 total 10.00 last 137.89)
 - open/keep 2434 (time 1776928423.43 total 20.00 last 105.49)
 - open/keep 3726 (time 1776928433.43 total 30.00 last 129.16)
 - open/keep 5104 (time 1776928443.43 total 40.01 last 137.78)
 - open/keep 6293 (time 1776928453.43 total 50.01 last 118.84)
 - open/keep 7386 (time 1776928463.44 total 60.01 last 109.29)
 - open/keep 8734 (time 1776928473.44 total 70.01 last 134.78)
 - open/keep 10000 (time 1776928482.50 total 79.08 last 139.68)
 - open/keep 11319 (time 1776928492.50 total 89.08 last 131.87)
 - open/keep 12794 (time 1776928502.51 total 99.08 last 147.42)
 - open/keep 14094 (time 1776928512.51 total 109.09 last 129.97)
 - open/keep 15485 (time 1776928522.51 total 119.09 last 139.06)
total: 15603 open/keep in 120.00 seconds: 130.02 ops/second
 - closed 2391 (time 1776928533.45 total 10.02 last -1307.17)
 - closed 4151 (time 1776928543.45 total 20.02 last 175.97)
 - closed 5843 (time 1776928553.45 total 30.02 last 169.13)
 - closed 7559 (time 1776928563.46 total 40.03 last 171.53)
 - closed 9674 (time 1776928573.46 total 50.03 last 211.41)
 - closed 10000 (time 1776928575.26 total 51.83 last 181.20)
 - closed 11801 (time 1776928585.26 total 61.83 last 180.03)
 - closed 13528 (time 1776928595.27 total 71.84 last 172.65)
 - closed 15280 (time 1776928605.27 total 81.84 last 175.15)
total: 15603 close in 84.23 seconds: 185.24 close/second
 - unlinked 0 (time 1776928612 ; total 0 ; last 0)
 - unlinked 10000 (time 1776928694 ; total 82 ; last 82)
unlink(/mnt/lustre/d51f.sanity/f15603) error: No such file or directory
total: 15603 unlinks in 124 seconds: 125.830643 unlinks/second