HPUX 11.23 performance & EMC evironnment performance

[Ludovic Derlyn]

Hi

I have some servers hpux running on 11.23
SAN infrastructure is DMX and Clariion

I have tested performance with dd on several servers

Some servers use pv link, others power path
Performances are identical :

in DMX, rate is approximatevely 15 M/s, Clarion 30M/s

command used is :

dd ( 5 instances) on a disk

i have tested to change scsi_max_qdepth, but not effect

Questions

what is your preconisations for tools to use ?
what checks seems interesting to do ?

regards
L-DERLYN

[Tim Nelson]

Check out this older thread.
http://forums11.itrc.hp.com/service/forums/questionanswer.do?threadId=199682

There are some comments and links to tools for this age old question.

[Ludovic Derlyn]

hi Tim,

Thanks for the response
where i can download iozone for hpux 11.23
who has already used this tool ?

regards

L-DERLYN