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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2
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0answers
69 views

How do I perform an I/O network performance benchmark [closed]

For testing read in an attached devices I use hdparm, now I installed glusterfs and I need to perform a network filesystem benchmark. What tools you will use in this case ?
6
votes
4answers
469 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 ...
0
votes
2answers
767 views

GlusterFS - 'Host not connected' when creating a volume on VBox VMs

I'm trying to deploy a simple GlusterFS cluster on CentOS using Virtualbox. I only have two nodes (gluster-node1 and gluster-node4) with two bricks each and I'm creating a volume with replica level 2. ...
2
votes
2answers
2k views

Why can't I create this gluster volume?

I'm setting up my first Gluster 3.4 install and all is good up until I want to create a distributed replicated volume. I have 4 servers 192.168.0.11, 192.168.0.12, 192.168.0.13 & 192.168.0.14. ...
0
votes
0answers
99 views

Replace a gluster fs brick with a new server

Important details: We're running gluster 3.2.5 across 4 servers (two at each data center that replicate to the other two) all running debian squeeze (although if possible I would like the ...
1
vote
1answer
173 views

What is the best private cloud storage setup

I need to create a private cloud and I'm searching for the best setup. These are my 2 most important requirements 1. Disk and system redundant 2. Price / GB as low as possible The system is going to ...
2
votes
1answer
1k views

GlusterFS direct I/O mode

Could you please help me to understand 'direct-io-mode' in GlusterFS. I'm getting better read results with direct I/O mode disabled - is it mean that in disabled mode it's writing/reading from cache ...
1
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0answers
802 views

Cant mount GlusterFS volume on EC2 client

After a few days of trial and error I have successfully created my gluster volume on an EC2 instance (a single one at the moment) and it is successfully started… [root@domU-12-31-39-10-26-7E ...
1
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1answer
34 views

Trying to add more mirror servers

I currently have 2 vps running on the same provider and they serve web files. server1.example.com server2.example.com I used glusterFS to create a file Replication system between 2 nodes. ( server1 ...
3
votes
1answer
360 views

GlusterFS Mount Keeps Disconnecting Randomly

We are using GlusterFS to provide a distributed file system on 2 web servers which use a shared media directory and cache. So i have created 2 gluster volumes (media and var) and have mounted these in ...
1
vote
1answer
387 views

Can I use an Amazon Load Balancer in front of multiple GlusterFS EC2 instances?

I'm encountering an interesting problem with setting up a High-Availability file system cluster on EC2. The idea behind the setup is simple: 2 GlusterFS nodes are in two separate availability zones ...
2
votes
1answer
289 views

How can I repair dir total-size with gluster self-heal

I build a glusterfs cluster, and the type is the Striped Replicated Volumes with 4 servers like that: Volume Name: test-volume Type: Striped-Replicate Volume ID: bdb596e6-a7d2-44a4-8791-1b4fdc57469c ...
2
votes
2answers
584 views

Gluster: What's a Brick vs a Node

I'm having a small problem understanding Gluster Bricks and Nodes. In particular, on the 3.3.0 Administration Guide, eg, page 12 - 13, the discussion on "Striped Volumes" vs "Distributed Striped ...
4
votes
2answers
209 views

Distributed storage [closed]

At my University Department we are about to upgrade the computers of our student lab (about 25-30 machines). The machines will be running Linux. One thing about the new machines is that they have ...
1
vote
1answer
101 views

connection lost to glustferfs when amazon ec2 internal ip address changes

My web site running on EC2 instances. Web servers stores dynamic data in glusterfs servers. When the glusterfs instances are restarted, their ip addresses changes, so that web servers lost the ...
2
votes
1answer
1k 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 ...
1
vote
1answer
327 views

ec2 instance cant mount glusterfs server

My EC2 instance tries to mount glusterfs volume whic located on another EC2 instance . client instance's /etc/fstab file contains: glusterserver1:/export/brick1 /mnt/glusterfs glusterfs defaults 0 ...
-1
votes
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 ...
0
votes
1answer
205 views

insalling glusterfs client on Amazon Linux AMI

I created glusterfs instances using Ubuntu TLS AMI. I want my existing instances (Amazon Linux AMI) connect to glusterfs servers. There is no Amazon Linux folder at the glusterfs's download page: ...
0
votes
1answer
69 views

defining EBS volume size to use with glusterfs

I'm trying to build a glusterfs network file system on Amazon EC2. I trying to define EBS Volume size. I'm planning to use 2 x 12Gb volumes at the begining stage and then add extra volumes in the ...
6
votes
3answers
5k views

Are ZFS clustered filesystems possible?

Is it possible to create a ZFS cluster? Or would you need to go the seemingly ugly (to me at least) route of ZFS with UFS formatted pools governed by GlusterFS? The idea is to see if it is possible ...
3
votes
2answers
3k 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 ...
0
votes
0answers
344 views

Unable to connect to GlusterFS

I have created a Gluster containing two servers with relocation enabled between both. Then a gluster share is created and tried to mount from a third server. It was successful. Then created a second ...
0
votes
1answer
115 views

How many Gluster Volumes is allowed in single server

I have created one Gluster Volume sudo gluster volume create devshare transport tcp server1:/mnt/test GFS1 in server1 and able to mount the share on server2 sudo mount -t glusterfs ...
1
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1answer
62 views

Owner/Group issue on Mirror server

I am running Gluster-FS with a High-Availability Storage setup. Both client and server nodes have NginX running to serve same files. main.mysite.com mirror1.mysite.com ..etc.. The problem is that ...
1
vote
0answers
1k views

Import Xen Server VHD

I am trialing using a distributed file system as the backend storage for my Xen Servers. I have set up the DFS (distributed file system) (using CentOS and GlusterFS) and everything is working ...
0
votes
1answer
436 views

Certain operations like 'ls' hang in 4-node gluster setup

I have a 4-node gluster setup with replication set to 2. The 'ls' command hangs on the Gluster mount that I have created. The other operations such as creating a file or reading a file work fine. ...
3
votes
1answer
550 views

glusterfs to replicate files to other servers

I've got multiple servers which all need to have the same content in /home. In other words, if the file /home/user1/test.txt is updated on server A, this needs to be replicated to all other servers in ...
-1
votes
2answers
272 views

Should I disable Software-RAID if I already have a redundant copy

My hosting provider preconfigures the servers I rent with RAID-1. However, for redundancy, I am planning to have another copy of the data on another server using GlusterFS. Can I disable the RAID-1 ...
0
votes
1answer
1k views

Gluster bricks are offline and errors in logs

I have substituted all the IP addresses with hostnames and renamed configs (IP to hostname) in /var/lib/glusterd by my shell script. After that I restarted Gluster Daemon and the volume. Then I ...
0
votes
1answer
327 views

Gluster volume create -> host not a friend

If I use IPs to create Gluster volume, it works well, but when I use hostnames, it says: Host glustertest1 not a friend glustertest1 is Route 53 name which resolves to EC2 Instance private address. ...
2
votes
1answer
219 views

Mounting Replicated Gluster Multi-AZ Storage

I have Replicated Gluster Storage which is used by Auto scaling Servers. Both, Auto scaling and Storage are allocated in two Availability zones. Gluster: Number of Bricks: 4 x 2 = 8 Transport-type: ...
3
votes
2answers
609 views

Strange processes on Server consume CPU

I have noticed 15% CPU load on the Server which is currently offline. It has mounted GlusterFS volume over TCP. Looking through the top, it shown me it's glusterfs. After that I tried to figure what ...
1
vote
0answers
350 views

XenServer Offsite Replication

I am trying to find the best way to migrate my VHD's to my DataCenter offsite for DR purposes. Currently I have a number of Xen Stacks setup as the following: Dual RAID ISCSI SAN multipathed to at ...
2
votes
2answers
3k views

Alternative to GlusterFS [closed]

I need to create a redunant 2-linux machines configuration so that the files on server1:/dir are in sync with the files on server2:/dir I managed to configure GlusterFs to do this but while it works ...
1
vote
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 ...
2
votes
1answer
2k views

Is it a good idea to mount gluster volume on same machine as volume itself?

I have following gluster volume, details are as follows Volume Name: geo-vol Type: Distribute Status: Started Number of Bricks: 1 Transport-type: tcp Bricks: Brick1: bst:/backup Options ...
0
votes
0answers
171 views

Using GlusterFS on a mounted volume

I have a GlusterFS working on my Ubuntu 12, if I configure to sync by a local folder, everythings works great. But if I configure to sync on a mounted volume, don't sync. What should I do? I'm on ...
0
votes
1answer
1k views

How to configure GlusterFS for a low-latency read, async write setup with a volatile number of nodes?

I need a storage system with the following requirements: Dynamic pool of Linux EC2 application servers (1-20) that autoscale daily Low latency reads Possibly async writes (<5 minutes) Most posix ...
1
vote
2answers
452 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 ...
3
votes
1answer
764 views

GlusterFS unable to add a new peer

I am playing with / testing GlusterFS and I like it so far. I think I can put it to good use. I setup 5 Virtual Machines on a server (this is just for the playing/testing part) and installed Ubuntu ...
1
vote
2answers
122 views

Scalable storage backed for serving php/html

I would like to have a scalable storage system as backed for web servers serving php/HTML. I was looking at glusterfs, that seems rather stable. My question is, does it really scale? Can I think to ...
3
votes
1answer
889 views

Umount stale glusterfs partition

I am using glusterfs on several Ubuntu servers: two of them are running glusterfs servers in replication mode. Without any clear error, the glusterfs partition became stale and the system shows this ...
3
votes
2answers
971 views

GLUSTERFS or DFSR

Been reading (here) and other about GLUSTERFS. Anyone have first hand experience going with DFSR vs. GLUSTERFS or switching between the two? DFSR = Microsoft's Distrubted File System Replication or ...
2
votes
0answers
187 views

Gluster with s3ql mounted brick?

I am trying to test run Gluster with a volume consisting of two local bricks, the first being a plain directory and the second being a s3ql based mount. Having just the plain directory as a unique ...
1
vote
2answers
979 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 ...
0
votes
1answer
317 views

what is the difference between Redhat Virtual Storage Appliance and GlusterFS?

GlusterFS still offers the open source software. But since Redhat has re-branded GlusterFS as Redhat Virtual Storage Appliance, I am confused about what will be good for production environment. Is ...
2
votes
1answer
708 views

GlusterFS issues for Web Serving

I've just tried doing a replicated Gluster setup between 2 web servers. The performance was very poor with simple PHP file operations like file_exists and is_readable taking 15 - 30ms each. A ...
1
vote
2answers
223 views

Horrible performing RAID

I have a small GlusterFS Cluster with two storage servers providing a replicated volume. Each server has 2 SAS disks for the OS and logs and 22 SATA disks for the actual data striped together as a ...
1
vote
1answer
278 views

Percona XtraDB Cluster with GlusterFS

We are deploying a GlusterFS cluster with 4 nodes, and we want to deploy the Percona XtraDB Cluster on top of it with 4 nodes, each node will have a mounted folder from the GlusterFS, each mount will ...