Thursday, November 30, 2017

DB2 PureScale on AWS?

According to IBM site (link-1, link-2), pureScale minimally needs
  1. the IBM General Parallel File System software to create the DB2 cluster file system on the shared disk;
  2. fast network connectivity (TCPIP allowed since 10.5.0.4 Cancun release).
Notice IBM recently rebranded GPFS to Spectrum Scale, which is conceptually deployable to AWS (ref.link), though fine prints may apply (eg. no encryption in ebs, not sure if this is a hard requirement, yet......)

Sounds like it's quite feasible to have pureScale on AWS? will give it a try.

Also, nice guide combing QRepl and across two pureScale clusters.

As for HADR across 2 pureScale clusters, many restrictions apply, with the most significant one being no ROS, followed by (NEAR)SYNC not supported, among many others listed here.

More on GPFS, or should i say spectrumScale, please refer to this link.

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