The Docker Registry acts as the repository for image data for most deployments. Whether you’re using the fully supported Docker Trusted Registry, or the open source version deployed by itself or in combination with something like Red Hat’s OpenShift, the preferred storage for the images is object based. While the registry can be configured to … Read more
Terraform is a popular tool from HashiCorp that’s widely used by data center admins for managing and provisioning infrastructure as code. In this blog, let’s look at how to use Terraform and NetApp Service Level Manager (NSLM) for provisioning a LUN in ONTAP. Before we start, this blog assumes a couple of things: You have (some) … Read more
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
Trident 17.07 introduced a simplified management tool for interacting with Trident: tridentctl. This command line tool eliminates the previous method of using shell scripts inside the Trident containers and instead introduces a paradigm which mimics Kubernetes own kubectl. Let’s look at how to use tridentctl to interact with, and get information from, Trident. Managing the … Read more
By Chad Morgenstern and Jenny Yang Now that you’ve considered and reviewed your disaster recovery needs, you may have decided that DR with Cinder is worth exploring. What is Cheesecake? Cheesecake in the OpenStack community refers to Cinder replication for DR use cases. In the event that disaster strikes your primary storage site, Cheesecake provides … Read more
This is an update to a post from November 2016. A while ago, NetApp released version 10.4 of StorageGRID Webscale, our massively-scalable, S3-compliant Object Store. With this release, we enhanced our support for S3 Bucket Policies, which now simplify the creation of Write-Once-Read-Many buckets (WORM). Those WORM buckets allow the creation of new objects, but do not allow overwrites, … Read more
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
As storage administrators, we often have responsibility to deliver the exact resources needed from a performance or capacity perspective for any specific workloads on demand. Do you find yourself saying “I have to deal with too many complexities and spend lot of effort to find out which storage pool has the required capacity and performance … Read more
Kubernetes 1.6 was introduced not too long ago, and it includes some significant updates for those taking advantage of dynamic provisioning using Trident. Even though 1.6 is now a version behind (1.7 was released just last week), the changes to storage classes were extensive. We are very happy to announce that Trident 17.07 is available … Read more
As an internal IT service provider to NetApp engineering, we have the need to track who’s using our tools and services. This lets us make sound business decisions about where to invest our limited time and energy, and generally enables us to have insightful and productive conversations with our user community (which is comprised of … Read more