glusterfs ceph

Gluster 3.7. The 12 version has a major bug to fix, from the previous message list information, 3.7 version reported a lot of problems, are still in repair.Relatively speaking, the 3.6 series version is relatively stable, no major bugs have been found recently, the new update is not released, the explanation is very stable.3.6 The last update is currently in March 2016, while the 3.7 version has been updated 3 times since March and has been upgraded to the current 3.7.12, the community is also p

Delete the glusterfs shared directory Exception: transport endpoint is not connected Cause: data inconsistency between glusterfs storage systems causes communication problems between servers; failed to rebalance volume; sync volume to ensure data consistency between storage locations; Solution: 1. Check the network configurations of each storage server to ensure normal network communication; 2. Isolate

Cinder supports a variety of backends in the backend, and it really fits the needs of the user. Recently, our company's own internal OpenStack platform with SATA, SSD glusterfs volume, studied the configuration of the next cinder multi backends. Actually, the main thing is cinder.conf.The cinder.conf configuration file is as follows:[default]enabled_backends = glusterfs1,glusterfs2 # enable two glusterfs vo

1. Current status2. Add another Mon (mon.node2) SSH node2 in 172.10.2.172 (Node2)Vim/etc/ceph/ceph.conf adding MON.NODE2-related configurationCeph-authtool/tmp/ceph.mon.keyring--import-keyring/etc/ceph/ceph.client.admin.keyringMonmaptool--create--add node1 172.10.2.172--fsid e3de7f45-c883-4e2c-a26b-210001a7f3c2/tmp/monmapMkdir-p/var/lib/ceph/mon/

Label: gluster DHT Min-free-disk space threshold Configuration In scenarios where glusterfs's distributed volume (distriick) or distri composite volume is used, many people will be concerned about whether to fill up some brick, and other brick is relatively empty. What will happen? Glusterfs provides a min-free-disk option that allows you to configure a threshold value for the remaining free space. When the remaining space of a brick is less th

GlusterFS 3.7.18 Fixed 13 bugs on 3.7.17 basis, but also found a number of known issues, which still have 8 known issues to be processed. ( from BLOG )from a known issue, even the latest version of 3.7.18, there are still some serious problems to be addressed, such as: The Inode memory leak under fuse mounts, GLUSTERFSD Brick process possible existence of the vsz memory leak, these are very serious, online deployment or there is a major hidden trouble

This article is reprinted from the soaring water drop "glusterfs six-volume model description" Description of glusterfs 6 First, sub-volume The distributed volume files are randomly distributed across the entire brick volume. To use distributed volumes, you need to expand storage. Redundancy is important or provides other hardware/software layers. (Introduction: distributed volumes. Files are randomly dis

The CEpH experiment environment has been used within the company for a period of time. It is stable to use the Block devices provided by RBD to create virtual machines and allocate blocks to virtual machines. However, most of the current environment configurations are the default CEpH value, but the journal is separated and written to a separate partition. Later, we plan to use

Centos7.1 manual installation of ceph 1. Prepare the environmentOne centos7.1 hostUpdate yum Source [root@cgsl ]# yum -y update 2. Install the key and add it to the trusted Key List of your system to eliminate security alarms. [root@cgsl ]# sudo rpm --import 'https://download.ceph.com/keys/release.asc' 3. To obtain the RPM Binary Package, you need to add a Ceph library in the/etc/yum. repos. d/directory: Cr

ceph-0.86-0.el6.x86_64.rpm 09-Oct-2014 10:00 13M ceph-0.87-0.el6.x86_64.rpm 29-Oct-2014 13:38 13M ceph-common-0.86-0.el6.x86_64.rpm 09-Oct-2014 10:00 5.4M ceph-common-0.87-0.el6.x86_64.rpm 29-Oct-2014 13:38 5.4M

First, Nova and Ceph combine1. Create storage pool pools in Ceph[[Email protected]_10_1_2_230 ~]# ceph OSD Pool Create VMs #创建一个pools, named vms,128 PGPool ' VMS ' created[Email protected]_10_1_2_230 ~]# ceph OSD Lspools #查看pools创建的情况0 rbd,1 images,2 VMs,[Email protected]_10_1_2_230 ~]#

The Oepnstack Ceph series is a collection of notes based on Ceph Cookbook, divided into the following sections:1. "Ceph profile"2. "Ceph cluster Operations"3. "Ceph block Device Management and OpenStack configuration"4. "In-depth ceph