== sanity test 51f: check many open files limit ========== 15:10:20 (1788203420)
MDT0 numfree=531076, max=100000
changed ulimit from 1024 to 100020
 - open/keep 960 (time 1788203434.89 total 10.02 last 95.85)
 - open/keep 1945 (time 1788203444.90 total 20.02 last 98.42)
 - open/keep 3110 (time 1788203454.91 total 30.04 last 116.36)
 - open/keep 4135 (time 1788203464.92 total 40.05 last 102.40)
 - open/keep 5021 (time 1788203474.92 total 50.05 last 88.58)
 - open/keep 6053 (time 1788203484.92 total 60.05 last 103.20)
 - open/keep 7072 (time 1788203494.93 total 70.05 last 101.88)
 - open/keep 8103 (time 1788203504.93 total 80.06 last 103.04)
 - open/keep 9109 (time 1788203514.95 total 90.07 last 100.45)
 - open/keep 10000 (time 1788203523.83 total 98.95 last 100.35)
 - open/keep 10960 (time 1788203533.83 total 108.95 last 95.97)
 - open/keep 11962 (time 1788203543.84 total 118.96 last 100.09)
total: 12055 open/keep in 120.00 seconds: 100.45 ops/second
 - closed 1982 (time 1788203554.88 total 10.00 last -997.68)
 - closed 3777 (time 1788203564.88 total 20.00 last 179.47)
 - closed 5598 (time 1788203574.89 total 30.01 last 182.08)
 - closed 7215 (time 1788203584.89 total 40.01 last 161.64)
 - closed 8890 (time 1788203594.90 total 50.02 last 167.33)
 - closed 10000 (time 1788203602.32 total 57.44 last 149.52)
 - closed 11754 (time 1788203612.33 total 67.45 last 175.35)
total: 12055 close in 69.30 seconds: 173.96 close/second
 - unlinked 0 (time 1788203618 ; total 0 ; last 0)
 - unlinked 10000 (time 1788203711 ; total 93 ; last 93)
unlink(/mnt/lustre/d51f.sanity/f12055) error: No such file or directory
total: 12055 unlinks in 112 seconds: 107.633926 unlinks/second