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Questions tagged [block-storage]

25 questions
42
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1 answer

What does "Thin Pool" in docker mean?

I guess this should be pretty elementary but I've tried to google it and I've read the docker documentation. However, I still can't grasp what exactly does "Thin Pool" mean and the role it plays in the docker world.
Antonio Gomez Alvarado
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3 answers

DigitalOcean blockstorage using for Kubernetes Volume

I have a K8S cluster running on DigitalOcean. I have a Postgresql database running there and I want to create a volume using the DigitalOcean BlockStorage to be used by the Postgresql pod as volume. Is there any examples on how to do that? If…
Katlock
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Is ext4 considered file storage or block storage?

I have been researching the differences between File, Block and Object storage. I've tried to relate the native Linux File System with one of these types of storing data, however, some doubts that come to my mind make me evidence that I have some…
roldanx
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Isn't everything block-storage? (File-storage, object-storage, block-storage)

I try to distinquish the known storage types File-, Block- and Object-Storage and I am stuck on one point for hours now: In the end, on any type of storage data is stored as blocks of bits on a drive, isn't it? And is "File-Storage" not the same as…
TGY
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Mount BlockStorage Device on Bluemix VM

I have a debian VM deployed at BlueMix, and I want to increase the size of the hard drive mounting a BlockStorage Device. I followed the instructions on the new Beta BlockStorage Service and created a volume, and then attached it to the VM as a new…
AndresG
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1 answer

Kubernetes persistent volume on own rack

I move kubernetes from Google GKE to own in house rack. What persistent storage should I use? Kubernetes Local Persistent became beta in 13th of April 2018 only https://kubernetes.io/blog/2018/04/13/local-persistent-volumes-beta/ I have seen that…
user3130782
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How do you configure the EBS block size to be different than the default?

The AWS documentation here says that the default block size is 4 KiB: https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/volume_constraints.html#block_size It says that 8 KiB, 16 KiB, 32 KiB, and 64 KiB are also supported... but I don't see…
Dasmowenator
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Are Azure "Block Blobs" an example of "block storage", "object storage", or (somehow) both?

My understanding is that "block storage" and "object storage" are two different, and mutually exclusive kinds of storage. Yet the name of Azure "block blobs" strongly suggests that they are both object storage and block storage. Question: Are block…
hasManyStupidQuestions
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Is it practical to mount a block storage to multiple VPS running Docker Swarm for shared storage?

Looking at multiple options to implement a shared storage for a Docker Swarm, I can see most of them require a special Docker plugin: sshFs CephFS glusterFS S3 and others ... but one thing that is not mentioned anywhere is just mounting a typical…
Meglio
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AWS EBS volume not showing up windows disk management

I created an EC2 Windows instance with gp2 EBS volume. But on logging into the windows system and checking on Disk Management, I don't find the added volume space under both un-allocated or primary partition. I created the instance using an AWS…
AnandShiva
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IBM Cloud: How do I see the newly attached block storage in a virtual server?

I created a virtual server but found that the space was too small, so I wanted to add additional disk space to it. After attaching it, I'm not able to see the newly attached disk using df -h in the virtual server. How can I see the newly attached…
Hades Su
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How to use Redhat CloudForms Cinder volumes for Kubernetes PersistentVolumes

I have deployed a Kubernetes cluster with 3 worker nodes on Redhat Clouldforms platform. The master node and all the worker nodes are deployed within virtual instances created in the Redhat Clouldforms. The Kubernetes cluster has been deployed…
chamindaindika
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How does DB work seamlessly on Filesystem and Block storage types?

how can a DB (like MySQL) work seamlessly when installed on filesystem or block storage types? I understand that installing it on a filesystem it makes use of files which managed (delegation) by the filesystem to store its data. Or maybe I am…
toto'
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Identify database/application by means of a block storage

Let's say we have thousands of block storage devices in NetApp through ONTAP, a service which offers block storage (this question intends not to be focused on NetApp nuances) that were created in Kubernetes using default database/app solutions…
Geiser
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What am I doing wrong using the IBM Cloud Block Storage plug-in

I'm trying to install Jenkins on kubernetes hosted on IBMCloud following this guide: Jenkins. However, I'm not able to do the second step, installing and using the block-storage plugin. Going through the about-me for the plugin, I'm getting the…
desa
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