crs - Svetoslav Gyurov technical blog

Exhaust of Windows 2008 heap memory with Oracle Database 11.2.0.2

Recently I had an interesting setup for one of our customers. Because they got Oracle Standard Edition and Windows 2008 Server R2 Standard Edition licenses I was asked to create HA database installation. After looking around I found few docs about installing Standard Edition with Clusterware and I had some

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Change of network interfaces in Oracle 10g RAC

I was doing planned downtime on one of the 10.2.0.4 RAC systems and just before start of the second node I was told that during the downtime the network interfaces of the second node were aggregated. These servers are running HP-UX in which the default network interfaces

bug

Oracle DB 10.2.0.3 LISTENER (VIP) goes down on HP-UX 11.23 without reason

Happy New Year! For a long time I've been receiving complains that the listener at one of the nodes in two node RAC is going offline from time to time. Without obvious reason the VIP of the second node fails, the listener is stopped and VIP is relocated to the

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Shared disk support for VirtualBox

I'm very happy to announce that VirtualBox now supports shared disks. Finally we can attach one disk to several virtual machines and run Oracle RAC and other clusters. As Oracle promised, this feature is released with the next maintenance patch (thanks!). There is a new image write mode which is

bug

Many racgmain(check) processes at HP-UX 11iv3

I was called that some commands for controlling the cluster and the oracle are not working. This was two node cluster installed with Oracle 10.2.0.4 RAC on HP-UX 11.31 Data Center OE (December 2008) working for a month already. Arriving at the customer site I noticed