== sanity test 51f: check many open files limit ========== 18:11:41 (1776204701)
MDT0 numfree=494095, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1323 (time 1776204715.45 total 10.00 last 132.29)
 - open/keep 2681 (time 1776204725.45 total 20.01 last 135.72)
 - open/keep 3962 (time 1776204735.46 total 30.01 last 128.05)
 - open/keep 5162 (time 1776204745.47 total 40.03 last 119.83)
 - open/keep 6499 (time 1776204755.47 total 50.03 last 133.66)
 - open/keep 8005 (time 1776204765.48 total 60.03 last 150.57)
 - open/keep 9553 (time 1776204775.48 total 70.04 last 154.71)
 - open/keep 10000 (time 1776204778.22 total 72.78 last 162.99)
 - open/keep 11422 (time 1776204788.23 total 82.78 last 142.13)
 - open/keep 12813 (time 1776204798.24 total 92.79 last 138.95)
 - open/keep 14312 (time 1776204808.24 total 102.80 last 149.84)
 - open/keep 15641 (time 1776204818.25 total 112.80 last 132.87)
total: 16624 open/keep in 120.01 seconds: 138.52 ops/second
 - closed 2531 (time 1776204835.46 total 10.00 last -1310.64)
 - closed 4783 (time 1776204845.47 total 20.01 last 225.11)
 - closed 6781 (time 1776204855.47 total 30.01 last 199.78)
 - closed 8760 (time 1776204865.49 total 40.03 last 197.47)
 - closed 10000 (time 1776204872.34 total 46.88 last 181.15)
 - closed 12674 (time 1776204882.36 total 56.90 last 266.87)
 - closed 15360 (time 1776204892.36 total 66.90 last 268.58)
total: 16624 close in 71.16 seconds: 233.62 close/second
 - unlinked 0 (time 1776204899 ; total 0 ; last 0)
 - unlinked 10000 (time 1776204960 ; total 61 ; last 61)
unlink(/mnt/lustre/d51f.sanity/f16624) error: No such file or directory
total: 16624 unlinks in 106 seconds: 156.830185 unlinks/second