== sanity test 51f: check many open files limit ========== 19:58:02 (1763341082)
MDT0 numfree=     499148 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1131 (time 1763341096.27 total 10.00 last 113.06)
 - open/keep 2301 (time 1763341106.28 total 20.01 last 116.93)
 - open/keep 3391 (time 1763341116.28 total 30.01 last 108.99)
 - open/keep 4541 (time 1763341126.29 total 40.02 last 114.92)
 - open/keep 5630 (time 1763341136.29 total 50.02 last 108.88)
 - open/keep 6718 (time 1763341146.29 total 60.02 last 108.77)
 - open/keep 7822 (time 1763341156.30 total 70.03 last 110.33)
 - open/keep 9075 (time 1763341166.30 total 80.03 last 125.23)
 - open/keep 10000 (time 1763341173.76 total 87.49 last 124.11)
 - open/keep 11275 (time 1763341183.76 total 97.49 last 127.46)
 - open/keep 12449 (time 1763341193.77 total 107.50 last 117.27)
 - open/keep 13595 (time 1763341203.77 total 117.51 last 114.55)
total: 13831 open/keep in 120.02 seconds: 115.24 ops/second
 - closed 1942 (time 1763341216.28 total 10.00 last -1165.15)
 - closed 3918 (time 1763341226.29 total 20.00 last 197.56)
 - closed 5683 (time 1763341236.29 total 30.01 last 176.47)
 - closed 7557 (time 1763341246.29 total 40.01 last 187.39)
 - closed 9615 (time 1763341256.29 total 50.01 last 205.73)
 - closed 10000 (time 1763341258.07 total 51.79 last 216.57)
 - closed 11887 (time 1763341268.07 total 61.79 last 188.69)
 - closed 13802 (time 1763341278.07 total 71.79 last 191.47)
total: 13831 close in 71.94 seconds: 192.25 close/second
 - unlinked 0 (time 1763341281 ; total 0 ; last 0)
 - unlinked 10000 (time 1763341365 ; total 84 ; last 84)
unlink(/mnt/lustre/d51f.sanity/f13831) error: No such file or directory
total: 13831 unlinks in 117 seconds: 118.213676 unlinks/second