Orion

#30 · ISC26 10 Node Production
Mississippi State University High Performance Computing Collaboratory| DDN| Lustre Exascaler 5
IO500 Score
20.83
Bandwidth
5.01GiB/s
Metadata
86.67kIOP/s
Scale
Client nodes
10
Total procs
400
Procs / node
40
Data nodes
8

IOR bandwidth
Easyread46.57GiB/s
Easywrite42.63GiB/s
Hardread2.60GiB/s
Hardwrite0.12GiB/s
MDtest metadata
Easystat439.00kIOP/s
Easywrite103.18kIOP/s
Easydelete71.01kIOP/s
Hardstat41.91kIOP/s
Hardread32.46kIOP/s
Hardwrite22.99kIOP/s
Harddelete13.56kIOP/s
Easy vs hard access patterns
TestEasyHardRatio hard/easy
Bandwidth · read GiB/s 46.57 2.60
6%
Bandwidth · write GiB/s 42.63 0.12
0%
Metadata · stat kIOP/s 439.00 41.91
10%
Metadata · write kIOP/s 103.18 22.99
22%
Random 4 KiB reads
ThroughputGiB/s
IOPs0.00kIOP/s
Find
Rate2,332.64kIOP/s