To preserve the device names across reboots in Linux, udev rules is the recommended option. The idea is to extract SCSI device’s unique ID and assign it to a symbolic name that will persist across reboots. To get the SCSI device’s unique ID, Linux command scsi_id can be used. On VMware, you might run into
Enabling SCSI_ID on VMware Read More »
To create a physical standby database, DBAs generally take an RMAN backup of the primary database, transfer them to the standby system and recover/duplicate them to create the standby database. Based on the size of the database and the distance between the sites where the standby database is created, the backup/restore, as well as transfer, can
Physical Standby database creation using FlashRecover Snapshots Read More »
Most of Pure FlashArray customers use Oracle on ASM or cooked filesystems like EXT4 or XFS. Rarely I do see ZFS and generally, those are Solaris users. Still, I do periodically get questions about ZFS with Pure FlashArray, specifically on database cloning where the database is hosted on FlashArray volumes. Hence, this post is to
Database cloning with ZFS on Pure FlashArray – Part I Read More »
Recently I came across this graphic showing various Linux Performance Tools (Thanks Brendan Gregg) and I didn’t realize until then how many I have been using it on a regular basis. Brendan has done a wonderful job packing so much information about Linux performance. Isn’t it all about having the right tools for the job
Linux Performance Tools Read More »
Very glad to have finished the white paper “Pure Storage ActiveCluster for Oracle RAC on Extended Distance Cluster” which is available at the following link. https://support.purestorage.com/Solutions/Oracle/ActiveCluster_with_Oracle/Pure_Storage_ActiveCluster_for_Oracle_RAC_on_Extended_Distance_Clusters ActiveCluster is the latest software feature added to the Purity operating system 5.0.0 of the Pure FlashArray that enables symmetric active-active bidirectional replication between two FlashArrays that provides zero
ActiveCluster for Oracle RAC on Extended Distance Cluster Read More »
