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105 Posts
0
628
October 21st, 2014 20:00
SRM 3.0, Alerts on disks with high latency & some IOPS
Hi,
I've got SRM 3.0, I'm trying to create an alert for disks that have high ResponseTime. This is actually not difficult but what is difficult is finding disks with high ResponseTime -AND- disks that actually have I/O going to them. It's very common to see disks that do 0 IOPS at 1000ms or 10,000ms latency, I don't care about those disks.
I want to alert on disks that have combined ReadRequests or WriteRequests that are > 20 IOPS & ResponseTime over 40ms.
In pseudo code, it would be:
if ( (ReadRequests + WriteRequests) -gt 20) & (ResponseTime -gt 40) ) {
send an email
}
I can build the 'Filtered Entry' for each of latency and Read/Write IOPS but I don't know how to tie them together using SRM alert workflow.
Any thoughts? See attached.
Thanks,
Ben
garyan
42 Posts
0
October 22nd, 2014 05:00
Hello Ben,
You are definitely on the right path. See attached for a possible solution. I have not tested it a whole lot so please let me know if it does not address your usecase.
Thanks,
-Gayatri
StefanNett
15 Posts
0
October 22nd, 2014 10:00
Hi Ben,
in queries an AND relation is often a error source. Are you sure that you get a result at all?
Best regards, Stefan