About vostrushka

vostrushka · 07-03-2013

Where I can find guidelines of how HA type attributes are related to each other? I am particulaly interesting in how can I setup timeouts in a right way. I would like to know if I change say, AgentStartTimeout, to 120 sec, which other attributes need...

vostrushka · 02-22-2013

DBAs came in and asked to add their Oracle monitoring agent as a resource into the cluster configuration. They want to have Oracle native monitoring agent with all functionality Oracle give them working as a resource assigned to the Oracle Instance S...

vostrushka · 01-20-2013

I have my test cluster configured with iSCSI disks. I tried to configure fencing with iSCSI as well with no success. The vxfentsthdw utility failing to test the disk always on the same test for all three disks I tried. Could it has something to do wi...

vostrushka · 01-20-2013

My cluster was configured some time ago and had two dedicated and one low priority LLT links. About a week ago I found that one of the dedicated links is down. It turned out that ports on the switch were disabled. So, I asked to enable them and OS ...

vostrushka · 07-03-2013

I found it. Good tip to look at logs more carefully. ;) In Jboss the PASX-HOST variable value was written of capital letters and in cluster the monitoring pattern was all of small letters. I routinely changed all names on test machine to match FQDNs ...

vostrushka · 01-31-2013

I did get down time for the cluster but it turned out that something wrong with ports on the switch or cables. So far only node itself sees NIC is up and running, other node does not. I also found how to enable or disable LLT link without restarting ...

vostrushka · 01-22-2013

I see. No, I am not giving up. ;) I just take a step back to see what I can do. I will do some testings with IP addresses and check speed. Then try to play it on my test cluster. I'll report in couple of days what become a solution. Leonid

vostrushka · 01-21-2013

Yes, I understand that. The way I tried to restart it today morning did not help. Perhaps, I did not follow the right sequence. I'll try it on my test cluster first and then try again. Leonid

vostrushka · 01-20-2013

Yep, FreeNAS issue all the way. It does not support SCSI-3 Reservation. Thank you for the tip. Leonid

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hatype parameters

Oracle monitoring agent clustered

Fencing with iSCSI disks

LLT connections mismatch

I found it. Good tip to look

I did get down time for the

I see. No, I am not giving

Yes, I understand that. The

Yep, FreeNAS issue all the