Altair

#32 · ISC26 Production
Poznan Supercomputing and Networking Center| xFiusion| Lustre 2.15.3
IO500 Score
73.50
Bandwidth
15.24GiB/s
Metadata
354.60kIOP/s
Scale
Client nodes
15
Total procs
240
Procs / node
16
Data nodes
24

IOR bandwidth
Easywrite55.18GiB/s
Easyread50.94GiB/s
Hardread9.29GiB/s
Hardwrite2.06GiB/s
MDtest metadata
Easystat398.42kIOP/s
Easywrite386.99kIOP/s
Easydelete289.61kIOP/s
Hardstat1,275.09kIOP/s
Hardread392.73kIOP/s
Hardwrite76.06kIOP/s
Harddelete39.92kIOP/s
Easy vs hard access patterns
TestEasyHardRatio hard/easy
Bandwidth · read GiB/s 50.94 9.29
18%
Bandwidth · write GiB/s 55.18 2.06
4%
Metadata · stat kIOP/s 398.42 1,275.09
320%
Metadata · write kIOP/s 386.99 76.06
20%
Random 4 KiB reads
ThroughputGiB/s
IOPs0.00kIOP/s
Find
Rate3,681.69kIOP/s