GlusterFS is a scale-out NAS file system that runs over Ethernet or Infiniband RDMA interconnect. GlusterFS is now owned by Red Hat.

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Geo replication for a GlusterFS mirror

I'm assigned with a task to setup a HA setup and what I'm looking for is if it possible to have GlusterFS do the following: DC1: 2 glusterFS servers are set in replication DC2: 2 GlusterFS servers ...
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9 views

Filesystem/Distributed filesystem setup for a File-Sharing server [on hold]

I am planning on having a Dropbox style server but using a selfhosted opensource solution like Seafile, Pydio or ownCloud. My question is regarding the filesystem setup and scaling the solution. ...
2
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1answer
920 views

failed to fetch volume file

When my client try to connect gluster server it gives below error: [glusterfsd-mgmt.c:1627:mgmt_getspec_cbk] 0-mgmt: failed to fetch volume file (key:gluster_vol_0) My client is an Amazon Linux ...
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1answer
22 views

GlusterFS - Replication Over Odd Numbers Of Nodes

I tried to create a replicated volume across my 3-node cluster with the following command: sudo gluster volume create \ replicatedStorage \ replica 2 \ transport tcp \ gluster1.mydomain.com:/data \ ...
5
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1answer
536 views

Gluster + ZFS, deadlock during benchmarking: zfs_iput_taskq 100% cpu

First some background: I work at a company that runs a PHP-webapplication. We have a storage backend mounted over NFS on several webservers. Today we have the issue if one webserver writes a file over ...
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0answers
44 views

Zabbix Graphs Data is Intermittent

We use Proxmox VE as our virtualization environment, and recently upgraded from 2.X -> 3.X. We also made the change from a single host to a dual host cluster. And, last but not least, we moved our ...
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1answer
41 views

How to lower Gluster FS down peer timeout / reduce down peer impact?

The setting: Two fresh CentOS 6.5 server with latest updates. Both have a fresh install of Gluster 3.5.2. What I did ( from the perspective of server 2, shared1 and shared2 are logical volumes ) : ...
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1answer
2k views

Ubuntu 12.04 glusterfs volume failed to mount at boot time

I have just setup 7 KVM guests, all running Ubuntu 12.04 LTS 64bit Minimal server to test out glusterfs 3.2.5 from the Ubuntu official repo. Two of them form a mirrored pair (i.e. replica 2), and five ...
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0answers
15 views

GlusterFS Fast Write Slow Read on CentOS EC2

As part of my testing stateless instances, I have setup GlusterFS in the following configuration: 1x m3.medium Amazon Linux GlusterFS Server, acting solely like a NFS share. 2x m3.medium CentOS ...
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2answers
932 views

glusterfs configuration files and chef

Seems impossible to find any info on configuration files for Gluster's most recent version (3.2.x). I'd like to use configuration files as opposed to the CLI because I'd like to automate ...
3
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2answers
387 views

GlusterFS failing to mount at boot with Ubuntu 14.04

Previously I asked about mounting GlusterFS at boot in an Ubuntu 12.04 server and the answer was that this was buggy in 12.04 and worked in 14.04. Curious I gave it a try on a virtual machine running ...
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1answer
63 views

How to prevent a service from starting until a volume is mounted?

Using Ubuntu 12.04 or 14.04, how can I prevent an upstart service from starting until a couple of network volumes (GlusterFS) get successfully mounted?
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4answers
421 views

Is GlusterFS a good pick for keeping webservers in sync?

I've got 2 webservers, with the chance of having to add more servers along the way. Right now I keep these servers in synch using lsyncd + csync2. It works well performance wise because all files are ...
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1answer
52 views

Start Apache after GlusterFS mount on boot

I want to start Apache after mounting a NFS (GlusterFS) share, but it keeps starting before the mount step. I set the order in /etc/rc*.d/ but it didn't work. I always can edit the scripts to sleep a ...
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1answer
66 views

What's the best way to sync folders across 03 or more webservers? [closed]

I have 03 servers and I want to sync some folders across them. I'm using DRBD + OCFS2 for a year or so, but it doesn't support more than 02 servers right now. I read about GlusterFS and CEPH, but ...
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1answer
42 views

Mounted Gluster volume keeps reverting to “root” permissions

Ive got GlusterFS running on an AWS server and its mounted to another AWS server. The folder that is mounted though keeps reverting to "root" ownership, when this happens uploads fail from the web ...
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2answers
396 views

Mounting GlusterFS share under www-data user

Problem: After directory is auto-mounted, Web Server has no write permissions to it. Question: How to auto-mount GlusterFS endpoint via /etc/fstab so that mount point belongs to www-data after it's ...
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0answers
53 views

GlusterFS and ZFS snapshots

I know many people are using GlusterFS on top on ZFS. I'm wondering about snapshots: how do you ensure snapshot homogeneity among the nodes? I mean if you do a snapshot on a node, how can you be sure ...
7
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2answers
765 views

GlusterFS is failing to mount on boot

I'm running the official GlusterFS 3.5 packages on an Ubuntu 12.04 box that is acting as both, client and server, and everything seems to be working fine, except mounting the GlusterFS volumes at boot ...
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0answers
181 views

Client SSL fails with GlusterFS 3.5

I'm running GlusterFS 3.5 from the official Ubuntu packages on Ubuntu 12.04 and when I enable client.ssl, mounting starts to fail. The error I'm getting is: [2014-06-13 10:33:52.690770] E ...
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0answers
34 views

Execute PHP script on Glusterfs mount point

I actually try to run a PHP script on GlusterFS mounted point. So, I have GlusterFS volume gfsvol mounted on /mnt/data: mount -t glusterfs gfs0:/gfsvol /mnt/data I can r/w on it ... BUT when I try ...
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0answers
60 views

Glusterfs : 'No route to host' for fstab mount in CentOS

I am using glusterfs, and am using fstab in this way: <IPADDRESS>:/<VOLUMENAME> /some/mount/point glusterfs defaults,_netdev 0 0 but the logs for the mount continue to say the following. ...
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1answer
42 views

automount volume only after bootingup

I have configured glusterfs between two ubuntu servers and mounting the gluster volume under /var/www directory. Since I am using only two servers, I had to install glusterfs-client in the same ...
2
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1answer
153 views

GlusterFS fails to mount on boot but mounts later in Ubuntu 12.04

Having two machines, profitmargin and revisionist, I created a volume in profitmargin: root@profitmargin:~# gluster volume info Volume Name: uploads Type: Distribute Status: Started Number of ...
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1answer
2k views

GlusterFs - high load 90-107% CPU

I try and try and try to performance and fix problem with gluster, i try all. I served on gluster webpages, php files, images etc. I have problem after update from 3.3.0 to 3.3.1. I try 3.4 when i ...
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208 views

GlusterFS issues - volume heal static info split-brain : FAILED

I have been having these GlusteFS problems ever since I started monitoring this. Any idea how this can be fixed? [2014-05-07 09:50:02.511879] : volume heal static info split-brain : FAILED : ...
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1answer
125 views

glusterfs mounts get unmounted when 1 of the 2 bricks goes offline

I have an odd case where 1 of the 2 replicated glusterfs bricks will go offline and take all of the client mounts down with it. As I understand it, this should not be happening. It should fail over ...
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2answers
174 views

How to replicate existing files using GlusterFS

I am testing GlusterFS to replicate data across two test servers. I have followed this excellent step by step Howto and everything worked flawlessly. I have successfully added the peer, created a ...
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2answers
99 views

Distributing website files with local redundancy [closed]

So we're looking at migrating our single dedicated server (set up like shared web hosting) to an architecture with multiple load-balanced front-end servers plus separate database servers (due to ...
0
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1answer
64 views

Gluster fallback mount

I have a server which content is on a gluster mount. The underlying brick is on the same machine. I was wondering if there is a possibility to set up some kind of fallback in case gluster ...
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2answers
107 views

top and htop disagree on memory usage, but swap is being used on GlusterFS server. Can this be improved?

If I run free -m, top and htop, I get different memory uses. The system is also using a small amount of swap. I understand from this question why they are reporting different values (some of the data ...
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1answer
88 views

Issues when monitoring a gluster FS mount with Nagios via sudo

I have been monitoring a gluster FS mount with the following script, but have issues executing the script via NRPE. Here's my script on the remote box. /usr/lib64/nagios/plugins/check_gluster.pl ...
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2answers
136 views

Scale-out distributed storage with snapshots

I'm aware there are many similar questions around, several with great answers. I still haven't quite found what I'm looking for though: a distributed, scale-out FS that supports snapshots. Gluster ...
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0answers
60 views

Glusterfs volume Id error

I seem to have hit glusterbug 991084 https://bugzilla.redhat.com/show_bug.cgi?id=991084 I try solution: (vol=machines; brick=/export/sdb1/brick; setfattr -n trusted.glusterfs.volume-id -v 0x$(grep ...
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0answers
280 views

Firewall/iptables rules for GlusterFS

A great pleasure would be to know which exact iptables rules to use for securing GlusterFS 3.4.2 (with Debian Wheezy) in shared environment. I'm running some dedicated servers at ISP. There are two ...
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5answers
2k views

DRBD vs. GlusterFS for replication

I need to build a solution to host internal git repositories. It needs to supports hundreds of thousands (or more) repositories. I plan on using multiple "dumb" servers with a shared storage, so ...
3
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2answers
2k views

installing glusterfs on amazon ec2

My drupal website running on Amazon EC2 cloud. My instances use S3 storage for dynamic files. But I realized that S3 is too slow and it may cause problems. I want to use glusterfs instead of S3. To ...
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1answer
436 views

glusterfs 3.2.5 transport endpoint is not connected

I have been trying to setup a mirror across 2 servers with gluster (3.2.5) on ubuntu 12.04 for a day or so now and can't figure out what I am doing wrong. I have a openvpn tunnel between the two vps ...
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0answers
565 views

the file-system of kvm virtual machine went to read-only after live migration

I setup my kvm virtualization environment with GlusterFS, the topology as follows: KVM1 ---------- KVM2 --------------KVM3 |----------------------|-------------------------| ...
0
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2answers
334 views

NFS on Btrfs on multi-devices .vs. Glusterfs on distributed-volume?

I considering a storage for Email. This storage system run on my own private cloud (already replicated), then i does not care about replication. I'm thinking about 2 options: 1- I will create few ...
6
votes
4answers
3k views

MogileFS/GlusterFS/etc + Amazon EBS + Amazon EC2

I have a web application that serves binary files (images, etc). Our application runs on Amazon EC2. We were originally going to use Amazon S3 to store and serve these files, this is no longer an ...
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6answers
455 views

Distributed file system with local disk cache

My server infrastructure is growing fast and I decided to create a distributed storage cluster. I've been looking for a proper filesystem for this task which meet my requirement, but none of them ...
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1answer
247 views

Benchmarking GlusterFS & NFS on AWS using iozone and dd gives different results

I have tried benchmarking GlusterFS vs NFS on Amazon Web Services (AWS) using a m1.medium sized EC2 instance. We use the AWS EBS as the block store, with a XFS file system. Running Ubuntu 12.04 ...
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0answers
194 views

Glusterfs denied mount

I'm using GlusterFS 3.3.2. Two servers, a brick on each one. The Volume is "ARCHIVE80" I can mount the volume on Server2; if I touch a new file, it appears inside the brick on Server1. However, if I ...
3
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1answer
147 views

Choice of distributed filesystem for intensive reads and writes

I have a series of servers (HP ProLiant, 34 servers) each of which with 500 G of hard drive space. These servers are part of a computational cluster which runs processes that roughly fall into two ...
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0answers
114 views

GlusterFS distributed setup for 32 disks on 32 machines

I have 32 machines with identical disks (500G): they have two partitions, one for the OS (Debian 7) in ext4 (16G), and a XFS partition which covers the rest of the disk. They're connected through ...
0
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1answer
135 views

Is there a way to synchronize my distributed storage infrastructure with file changes possible on each location? [closed]

I need a storage device in 3 different location. Each device will have 4TB of storage. At least 2TB should be a 'shared folder' working like Dropbox: when a user change a file in one location, the ...
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0answers
45 views

Is there a O(1) way to tell the maximum file size for a glusterfs volume?

AFAIK, the maximum file size of a gluster volume is the size of its smallest brick. While commands such as gluster volume info do say what bricks make a volume, no size information is given with it. ...
3
votes
2answers
709 views

Can XFS or GlusterFS replace my ZFS needs?

Right now I have a FreeBSD hosts with ZFS and NFSv4. It is replicated to another FreeBSD box for backup purposes. The ZFS features that are important to me are software RAID6 snapshots, or some ...
2
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1answer
193 views

What kind of “volume/storage management” has the largest support/feature set these days? [closed]

(DISCLAIMER: This is "time bound" as probably every other question, I just point it out now instead of implicating it) part of reviewing a few basic decisions for our infrastructure is once again the ...