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Questions tagged [glusterfs]

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

GlusterFS is a scale-out NAS file system. It is free software, licensed under the GNU GPL v3. It aggregates various storage servers over Ethernet or Infiniband RDMA interconnect into one large parallel network file system. GlusterFS is based on a stackable user space design without compromising performance. It has found a variety of applications including cloud computing, biomedical sciences and archival storage. GlusterFS was developed originally by Gluster, Inc., then by Red Hat, Inc., after their purchase of Gluster in 2011.

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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 supports a local disk cache functionality. Each of my…
Galmi
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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 - is it a system cache or GlusterFS cache? What's…
HTF
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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 Volumes". See chapter 5, page 9, for the…
Ian Macintosh
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Need suggestions for a R/W distributed file system for a webserver cluster running Apache+PHP

In the last few months, I've been trying to find the best way to share the content of multiple websites across multiple web servers (12+) all running Apache+PHP. One of the biggest challenge I face is that we need to be able to read and write to the…
Pierre
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Should I mount GlusterFS as NFS or FUSE?

I'm using GlusterFS for a file storage cluster and my web apps. I have two volumes, the storage and the web ones. Currently I have the web one mounted as NFS, because FUSE was way too slow. Now I was wondering if there's any big disadvantage and…
Alex Dumitru
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Live file syncronization across multiple Linux servers with millions of files and directories

What is the best way to synchronize huge data of a running production server? Our server has over 20 million files (small files with 10k and bigger files up to 50MB) stored in 1 millon directories. The size of all data is about 5 TB (steadily…
Barmi
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How to reset glusterd configuration?

Somehow I can not get glusterfs running again on ubuntu 14.04. I used to have it up and running a few days ago, including a configured volume. Then I removed the start script from autostart. Now I get "failed" on starting the daemon. Then I purged…
merlin
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GlusterFS snapshot backup solution

We're looking for a fast way to take point in time snapshots of our gluster bricks. It is not crucial that it is a perfect point in time snapshot (i.e if files change/get added/removed during the time of the backup it's okay for the backup to…
Luke Cousins
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Rename a GlusterFS Peer

I have a 2 peer GlusterFS system. It was initially created using simple hostnames file01 and file02. These hosts were added to /etc/hosts to make it work. Now we want to start using FQDN because we want to attach other servers to the volumes using…
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Why is GlusterFS so slow here?

We've set up a mirroring pair of GlusterFS servers. No special tuning, whatever came "out of the box" with GlusterFS-3.5.1 in the official RHEL6 RPM, that's what we have. The cluster works, but the performance is pretty awful. For example,…
Mikhail T.
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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 Bricks: 1 Transport-type: tcp Bricks: Brick1:…
Pablo
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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 other way of replication to another…
Sandra
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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 the cluster. Is it possible to use GlusterFS for…
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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 exactly is using it and I got this: # lsof…
Roman Newaza
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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 Reconfigured: geo-replication.indexing: on I am mounting this…
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