Cinder Cheesecake & iSCSI Secondary Devices

By Chad Morgenstern and Jenny Yang Overview In the blog post Cinder Cheesecake: Things to Consider, we wrote that we would be looking at various failure scenarios. Scenarios that build on one another to give a clear view of what happening in the environment.  This blog focuses on scenario 1, namely: Your environment encounters an issue … Read more

Cinder Cheesecake: Things to Consider

By Chad Morgenstern and Jenny Yang In the blog post An Introduction to Cheesecake in OpenStack, we spoke to Cinder Cheesecake replication, but we didn’t go into detail about how it works. In summary: Cinder automatically sets up a replication relationship between backends. If a primary storage backend fails, the OpenStack administrator issues the cinder … Read more

There and Back Again: An OpenStack Tale

By Chad Morgenstern and Jenny Yang Disasters happen for multiple reasons ranging from site failures to regional failures to human errors. Remember the Hyperscaler site failures over the past few years?  If It happens, are you prepared for it? Being at a storage company, living and working in 3rd platform, we are particularly interested in … Read more

Cinder Replication with NetApp : The perfect cheesecake recipe!

Warning: Some of this content may be outdated. For an updated perspective, see There and Back Again: An OpenStack Tale.   Written by Goutham Pacha Ravi & Sumit Kumar 53% ! Yup, that’s the percentage of organizations that can tolerate less than an hour of downtime before significant revenue loss!1 Here comes Cheesecake to the rescue! … Read more