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Questions tagged [ceph]

Ceph is a free software storage platform designed to present object, block, and file storage from a single distributed computer cluster.

Ceph is a free software storage platform designed to present object, block, and file storage from a single distributed computer cluster. Ceph's main goals are to be completely distributed without a single point of failure, scalable to the exabyte level, and freely-available.

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Deleting files in Ceph does not free up space

I am using Ceph, uploading many files through radosgw. After, I want to delete the files. I am trying to do that in Python, like this: bucket = conn.get_bucket(BUCKET) for key in bucket.list(): bucket.delete_key(key) Afterwards, I use…
Turtle V. Rabbit
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Ceph Pool Snapshot for CephFS Backup and/or Data Recovery

Since CephFS does not support snapshot yet, could we use Ceph Pool Snapshot for backup purpose from accidental deletion of files inside CephFS? ceph osd pool mksnap {pool-name} {snap-name} ceph osd pool rmsnap {pool-name} {snap-name} rados -p…
chrone
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How to setup Ceph radosgw to support multi-tenancy?

What are the best options to setup the Ceph radosgw so it supports separate/independent "tenants"? What I'm after: Ensure isolation between tenants, ie: no overlap/conflict in bucket namespace; something separate radosgw "users" doesn't…
sxc731
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Unable to add initial monitor to Ceph in RHEL

I am trying to set up a Ceph cluster. I have 4 nodes - 1 admin-node, 1 monitor and 2 object storage devices. The installation guide I am using is given at the following location: http://ceph.com/docs/master/start/quick-ceph-deploy/. When I am trying…
Rui Teng
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Set CRUSHMAP for 3 way on a two node cluster

I have an SSD storage system that contains two nodes with 6 SSD's drives. Not ideal, and so some point I will introduce another node. Right now I'm wanting 3 way replication though. Under a default rule, this won't happen because we only have two…
hookenz
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After initial deployment Ceph cluster stays in active+degraded state

I've created a small Ceph cluster following quick start guide with one exception, I've used a separate disk for OSDs rather than a folder. Instead of ceph-deploy osd prepare node2:/var/local/osd0 node3:/var/local/osd1 ceph-deploy osd activate…
Swav
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Unable to add initial monitor to Ceph in Ubuntu

I am trying to set up a Ceph cluster. I have 4 nodes - 1 admin-node, 1 monitor and 2 object storage devices. The installation guide I am using is given at the following location: http://ceph.com/docs/master/start/quick-ceph-deploy/. When I am trying…
user3033194
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How to mount ceph-fuse automatically with fstab?

# ceph -v ceph version 0.56.3 (6eb7e15a4783b122e9b0c85ea9ba064145958aa5) # repoquery -i ceph Name : ceph Version : 0.56.3 Release : 1.el6 Architecture: x86_64 Size : 26734691 Packager : Fedora Project Group : System…
quanta
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Ceph: Rados Gateway web endpoint not responding

I'm creating a simple Ceph cluster and trying to connect to Ceph Gateway. This is ceph status output of my Ceph cluster: cluster: id: a7f64266-0894-4f1e-a635-d0aeaca0e993 health: HEALTH_WARN mon is allowing insecure…
izarc
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Error deploying Ceph Quincy using ceph-ansible 7 on Rocky 9

I am trying to deploy Ceph Quincy using ceph-ansible on Rocky9. I am getting some problems and I don't know where to search for the reason. PS : I did the same deployment on Rocky8 using ceph-ansible for the Pacific version on the same hardware and…
Wodel
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Ceph reading and writing performance problems, fast reading and slow writing

Ceph reading and writing performance problems, fast reading and slow writing Hello, we need to migrate all cloud environments to Proxmox. At present, I am evaluating and testing Proxmox+Ceph+OpenStack. But now we are facing the following…
Curtis James
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Configure ceph block storage pool in cockpit

I have a plain install on machine C with Oracle Linux 9.1 and cockpit and cockpit-machines. On machines A and B I have a ceph cluster configured which defines an rbd block storage pool for VM disks. Having copied a minimal config and the keyrings…
a.ilchinger
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Ceph alertmanager config

I've installed ceph using cephadm Including monitoring stack prometheus, alertmanager, node-exporter Currently I'm trying to add a telegram receiver (Telegram is supported from v0.24.0, so I've manually updated mgr/container_image_alertmanager fro…
SergkeiM
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Ceph reports bucket space utilization and total cluster utilization that is inconsistent

I copied the contents of an older Ceph cluster to a new Ceph cluster using rclone. Because several of the buckets had tens of millions of objects in a single directory I had to enumerate these individually and use the "rclone copyto" command to move…
wilsotc
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How to configure a CEPH host with public and private NICs

So here is the situation. I am deploying CEPH on a public cloud using cephadm. I am trying to create a private,public network config as described here First we bootstrap the monitor with ceph boostrap --mon-ip --cluster-network…
mohamed emad
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