Questions tagged [ceph]

Ceph is a unified, distributed storage system designed for reliability and linear scalability.

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No throughput, but download locks up ssh session.

So this is really odd to me. First, I guess, here is my setup: root@kh13-9:/var/log/radosgw# cat /etc/*release* DISTRIB_ID=Ubuntu DISTRIB_RELEASE=14.04 DISTRIB_CODENAME=trusty DISTRIB_DESCRIPTION="...
Lookcrabs's user avatar
2 votes
1 answer
562 views

ceph stuck in active+remapped+backfill_toofull after lvextend an OSD's volume

I have a 2 OSDs ceph cluster. The initial size of backing volumes was 16GB. Then I shutdown OSDs, did a lvextend on both, and turn OSDs on again. Now ceph osd df shows: But ceph -s show it's stucked ...
Ahmad Ahmadi's user avatar
2 votes
1 answer
71 views

Problem deploying ceph. install ca-certificate error

As the title says I'm having problems deploying Ceph to any of my clients. The Error message is as follows.... Ceph error
Earthwormben's user avatar
2 votes
1 answer
369 views

connect esxi to ceph

I want to connect ceph to esxi My version of ceph is mimic. I've searched a lot and found this My health of ceph is OK. I want to know how can I install iscsi gateway on my ceph Thanks a lot
yasin lachini's user avatar
2 votes
1 answer
2k views

Configuring Ceph VFS on Samba

I'm trying to share out a CephFS filesystem via Samba using the vfs module, but the instructions I can find are all pretty minimal and nothing I have tried works. So far, I have an entry in my smb....
Ceisc's user avatar
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2 votes
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54 views

Ceph cannot reformat because disk is mounted

I am using MaaS 1.8, trying to use the juju-deployer with juju-deployer -c config.yaml -d vivid-kilo -e envName Here is my config. http://pastebin.com/TsvdnSKA Here is the error output: http://...
Edward Bond's user avatar
2 votes
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349 views

Glance and ceph hook-failed "ceph-relation chaged"

I have installed glance in one machine and ceph in another machine using juju. Ceph is running on one machine but I try to establish a relation between glance and ceph it always shows hook-failed. ...
user283530's user avatar
1 vote
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(fio test) disk very slow with any service but normally if straight to disk

OS details: PRETTY_NAME="Ubuntu 22.04.2 LTS" NAME="Ubuntu" VERSION_ID="22.04" VERSION="22.04.2 LTS (Jammy Jellyfish)" VERSION_CODENAME=jammy ID=ubuntu ID_LIKE=...
Crazy Jerry's user avatar
1 vote
1 answer
847 views

How can I solve 'Illegal instruction' crashes with on a Raspberry Pi with Ubuntu Server 21.04

I am trying to setup a Ceph cluster on a bunch of Raspberry Pi 4 machines (8Gb memory). Unfortunately, during the installation of the cluster, I get illegal instructions: /usr/bin/ceph-osd --cluster ...
Stefan's user avatar
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1 vote
1 answer
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Charmed K8s - Volume not created by Ceph storage class

I've deployed an on premise baremetal K8s Cloud with charmed Kubernetes. And I use Ceph for the storage. The deployment of the cluster went well but when I want to create a Volume (via a PVC) the ...
Alphonsine2LaTour's user avatar
1 vote
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Trying to setup Ceph

I am trying to set up Ceph on my Ubuntu server for my Dissertation work. I'm trying to set things up so that the Ceph user can access all the Ceph nodes without needing a password, however my ...
Earthwormben's user avatar
1 vote
0 answers
314 views

Unable to Launch instance using ceph boot volume

I have deployed Openstack Base bundle cs:~openstack-charmers-next/bundle/openstack-base-xenial-ocata-0 which deploys ceph as storage backend. https://jujucharms.com/u/openstack-charmers-next/openstack-...
user713360's user avatar
1 vote
1 answer
1k views

which storage scenario to choose with openstack? Ceph cluster, or SAN

We are building an OpenStack cloud in my organization. My original plan was to work with a Ceph cluster as back-end for Cinder, Glance and Swift. But we have a Dell SC series SAN in the datacenter ...
abdulmalik's user avatar
1 vote
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204 views

How does the block-device config setting on the LXD Juju charm work?

I am deploying Openstack using the Juju Openstack LXD bundle. With this bundle block storage is provided by a Ceph cluster. The LXD charm has a block-device config setting that defaults to /dev/sdb....
Andrew Love's user avatar
1 vote
0 answers
153 views

ceph-radosgw charm with ssl

Is there a way to setup juju's ceph-radosgw to use HTTPS (using only charms)? I had a look at haproxy (to do SSL-offload), but haproxy doesn't seem to have a way of giving it a VIP or name to listen ...
PeterP's user avatar
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What is the proper way to setup Rados Gateway (RGW) under Ceph using Cephadm?

I have setup a 'reef' Ceph Cluster using Cephadm and Ansible in a lab environment. I have buckets and pools already setup. The ceph.io site is confusing on how to setup the Rados Gateway (radosgw) ...
Swampcritter's user avatar
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ceph multisite replication cannot be initialised

We have 2 ceph clusters running on 2 different geographical locations ~2500 Km apart. The deployment is canonical charm based and is running on ubuntu 20.04 , ceph ver is octopus (15.2.7). There is a ...
PMD's user avatar
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98 views

Troubleshooting lxc launch issues from custom image

There is an image exported from another system, about 5GiB in size (compressed), estimated 13GiB uncompressed. root@cluster04:~# lxc launch testimg test-container --storage remote -d root,size=50GiB ...
Ildefonso Camargo's user avatar
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128 views

ceph quincy 17.2.6. stderr: Might need DB size specification, please set Ceph bluestore-block-db-size config parameter

I am trying to add a DB device. The physical device is an SSD, in which I created as many logical volumes as OSDs. All the LV’s are in a volume group. It turns out that when I run "ceph-volume ...
gmaggi's user avatar
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536 views

Error while installing packages with ceph-common on Ubuntu 20.04

qwerty@hello:~$ sudo apt install vim Reading package lists... Done Building dependency tree Reading state information... Done vim is already the newest version (2:8.1.2269-1ubuntu5). 0 upgraded,...
Unknown Boy's user avatar
0 votes
1 answer
227 views

ceph health warm message on 19.04

I command ceph-deploy mgr create node1 cluster: id: cb144140-f41a-464a-a834-d7817785e149 health: HEALTH_WARN 3 modules have failed dependencies services: mon: 1 daemons, ...
Albert Zhai's user avatar
0 votes
1 answer
479 views

juju ceph-mon is in error state after servers reboot. hook failed: "config-changed"

I have successfuly setuped openstack 10 days ago. Today I rebooted serves and got next: ceph-mon/0 maintenance executing 1/lxd/0 10.2.200.44 hook failed: "config-changed" ...
Yevhenii Preobrazhenskyi's user avatar
0 votes
1 answer
540 views

trying to optimize Ceph CRUSH settings to optimal

I'm using Ubuntu 16.04 on all my ceph servers and the ceph client machines. I'm using Ceph jewel release 10.2.3. I'm trying to update/tune the ceph crush variables to optimal: ceph osd crush tunables ...
RStehno's user avatar
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0 answers
55 views

How to setup web service cluster using MAAS and JUJU

I have 5 physical servers. The first server has been designated for MAAS and has MAAS 2.0.0 installed and running. The other 4 servers have been commisioned and ready in MAAS. What I would like to ...
user avatar
0 votes
1 answer
706 views

ceph cluster got created, OSDs got initialized, but total cluster space shows 0 bytes available

I am trying to create a ceph cluster. I've installed ceph on 3 computers and added their names to hosts files. Created passwordless ssh login. Installed and configured ntp server and checked, that all ...
igoryonya's user avatar
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