Afton

#18 · ISC26 10 Node Production
University of Virginia| Dell| WEKA 4.2.8.66
IO500 Score
105.94
Bandwidth
33.28GiB/s
Metadata
337.29kIOP/s
Scale
Client nodes
10
Total procs
850
Procs / node
85
Data nodes
18

IOR bandwidth
Easyread133.97GiB/s
Easywrite75.78GiB/s
Hardwrite15.06GiB/s
Hardread8.02GiB/s
MDtest metadata
Easystat1,911.12kIOP/s
Easydelete480.06kIOP/s
Easywrite424.82kIOP/s
Hardstat1,465.77kIOP/s
Hardread823.19kIOP/s
Harddelete18.58kIOP/s
Hardwrite16.93kIOP/s
Easy vs hard access patterns
TestEasyHardRatio hard/easy
Bandwidth · read GiB/s 133.97 8.02
6%
Bandwidth · write GiB/s 75.78 15.06
20%
Metadata · stat kIOP/s 1,911.12 1,465.77
77%
Metadata · write kIOP/s 424.82 16.93
4%
Random 4 KiB reads
ThroughputGiB/s
IOPs0.00kIOP/s
Find
Rate1,132.45kIOP/s