== sanity test 51f: check many open files limit ========== 09:53:20 (1786715600)
MDT0 numfree=     530776, max=100000
changed ulimit from 1024 to 100020
 - open/keep 836 (time 1786715614.34 total 10.01 last 83.51)
 - open/keep 1923 (time 1786715624.35 total 20.02 last 108.64)
 - open/keep 2959 (time 1786715634.35 total 30.02 last 103.59)
 - open/keep 3792 (time 1786715644.38 total 40.05 last 83.07)
 - open/keep 4990 (time 1786715654.38 total 50.05 last 119.80)
 - open/keep 6188 (time 1786715664.38 total 60.05 last 119.72)
 - open/keep 7110 (time 1786715674.41 total 70.08 last 91.98)
 - open/keep 8111 (time 1786715684.41 total 80.08 last 100.08)
 - open/keep 9187 (time 1786715694.41 total 90.08 last 107.57)
 - open/keep 10000 (time 1786715701.45 total 97.11 last 115.59)
 - open/keep 11164 (time 1786715711.45 total 107.12 last 116.39)
 - open/keep 12320 (time 1786715721.45 total 117.12 last 115.60)
total: 12664 open/keep in 120.01 seconds: 105.53 ops/second
 - closed 2276 (time 1786715734.34 total 10.00 last -1004.18)
 - closed 4405 (time 1786715744.34 total 20.00 last 212.88)
 - closed 6706 (time 1786715754.34 total 30.00 last 230.07)
 - closed 8572 (time 1786715764.35 total 40.01 last 186.47)
 - closed 10000 (time 1786715773.85 total 49.51 last 150.31)
 - closed 11807 (time 1786715783.85 total 59.51 last 180.66)
total: 12664 close in 62.70 seconds: 201.98 close/second
 - unlinked 0 (time 1786715792 ; total 0 ; last 0)
 - unlinked 10000 (time 1786715882 ; total 90 ; last 90)
unlink(/mnt/lustre/d51f.sanity/f12664) error: No such file or directory
total: 12664 unlinks in 114 seconds: 111.087723 unlinks/second