== sanity test 51f: check many open files limit ========== 15:00:37 (1738958437)
striped dir -i1 -c2 -H crush2 /mnt/lustre/d51f.sanity
MDT1 numfree=1022009, max=100000
changed ulimit from 1024 to 100020
 - open/keep 4023 (time 1738958449.02 total 10.00 last 402.20)
 - open/keep 9660 (time 1738958459.02 total 20.00 last 563.64)
 - open/keep 14271 (time 1738958469.02 total 30.00 last 461.09)
 - open/keep 18229 (time 1738958479.02 total 40.00 last 395.77)
 - open/keep 20000 (time 1738958483.21 total 44.19 last 422.63)
 - open/keep 24182 (time 1738958493.21 total 54.20 last 418.16)
 - open/keep 28156 (time 1738958503.21 total 64.20 last 397.36)
 - open/keep 30000 (time 1738958507.85 total 68.84 last 397.54)
 - open/keep 33991 (time 1738958517.85 total 78.84 last 399.10)
 - open/keep 37941 (time 1738958527.85 total 88.84 last 394.92)
 - open/keep 40000 (time 1738958533.04 total 94.02 last 397.08)
 - open/keep 44392 (time 1738958543.04 total 104.02 last 439.17)
 - open/keep 48429 (time 1738958553.04 total 114.03 last 403.61)
 - open/keep 50000 (time 1738958557.02 total 118.00 last 395.33)
total: 50783 open/keep in 120.00 seconds: 423.18 ops/second
 - closed 5598 (time 1738958569.02 total 10.00 last -4440.08)
 - closed 10000 (time 1738958576.83 total 17.81 last 563.89)
 - closed 15952 (time 1738958586.83 total 27.81 last 595.11)
 - closed 20000 (time 1738958593.46 total 34.44 last 610.42)
 - closed 26064 (time 1738958603.46 total 44.44 last 606.39)
 - closed 30000 (time 1738958609.92 total 50.90 last 609.47)
 - closed 35939 (time 1738958619.92 total 60.90 last 593.89)
 - closed 40000 (time 1738958626.70 total 67.68 last 598.54)
 - closed 47349 (time 1738958636.70 total 77.68 last 734.87)
 - closed 50000 (time 1738958640.66 total 81.64 last 670.24)
total: 50783 close in 82.93 seconds: 612.34 close/second
 - unlinked 0 (time 1738958643 ; total 0 ; last 0)
 - unlinked 10000 (time 1738958664 ; total 21 ; last 21)
 - unlinked 20000 (time 1738958684 ; total 41 ; last 20)
 - unlinked 30000 (time 1738958706 ; total 63 ; last 22)
 - unlinked 40000 (time 1738958722 ; total 79 ; last 16)
 - unlinked 50000 (time 1738958737 ; total 94 ; last 15)
unlink(/mnt/lustre/d51f.sanity/f50783) error: No such file or directory
total: 50783 unlinks in 96 seconds: 528.989563 unlinks/second