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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Why is it not possible to mount a replicated gluster volume with one Gluster server?

I am running 2 glusterd on individual machines connected by private network. It apears that I can only mount the bricks if both deamons are up, otherwise it failes. As I am pretty new to glusterfs, ...
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Gluster fuse client not mounting :24007 failed (Connection refused)

Somehow one of the glusterfs servers does not mount through fuse client anymore while still beeing able to mount through nfs client. /etc/fstab has following entry: gs2:/volume1 /data/nfs glusterfs ...
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10 views

GluserFS - data out of sync

I have a glusterFS master - slave geo-replication. The data is out of sync and I would like to do a full sync (without having to do the full copy again -> 6.4 TB over network). The glusterFS version ...
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13 views

Why can't a glusterfs share be mounted with one gluster server?

I have two gluster servers installed on seperate machines. The function as failover and I do mount on each machine with the coresponding gluster client. This only seems to work if both gluster servers ...
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1answer
9 views

Can't mount glusterfs after relocating disks

I had a working gluster installation runnning on ubuntu 14.04. Now I have reconnected the sata ports and the gluster brick is now mounted from the other port. It is available: /dev/sda1 ...
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11 views

Why is glusterfs renaming files during rsync import?

While searching for an error after failed initial rsync of data to glusterfs I found the following entry in /var/log/glusterfs/data-nfs.log: [MSGID: 109066] [dht-rename.c:1410:dht_rename] ...
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21 views

Is there a performance gain by adding another server to gluster?

We have a setup of three dedicated machines where a LAMP-Application will be installed on ubuntu 14.04. Glusterfs 3.7.x will serve as a shared storage sollution. There are 2 high performance ...
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19 views

rsync crashes machine while performing sync on glusterfs mounted share

I am running ubuntu 14.04 as guest inside virtualbox 5.0.3 on OS X. While performing rsync on a glusterfs (3.7.x) mounted share with over 100.000 files, the entire machine crashes. There is one ...
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21 views

How to partition directory system for GlusterFS?

We have 3 folders on an Ubuntu 14.04 machine, with each one containing 250K pictures with the size of 2KB-30KB in each folder, expecting to grow until 1M files per directory. While trying to scale ...
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27 views

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 ...
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18 views

Can't start glusterd anymore - how to deinstall entirly and start from scratch?

I am new to glusterfs and have today installed v 3.7.2 on two Ubuntu 14.04 LTS VMs through ppa. Before I had it installed in version 3.4.2 which I purged. I also tried to compile it, but this failed. ...
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How to setup private network within 2 VM on Virtualbox [migrated]

I am running 2 VMs on Virtualbox instances with Ubuntu 14.04 as guest system. My goal is to connect them via a private network in order to run glusterfs between them. Unfortunatelly glusterfs returns ...
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1answer
26 views

Healing GlusterFS doesn't appear to work?

I recently replaced one of the HDD's that provides a brick in a GlusterFS cluster. I was able to get that HDD mapped back into a brick, and then get GlusterFS to replicate successfully to it. However ...
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50 views

GlusterFS tuning

Right now I have two glusterfs volumes Volume Name: gv0 Type: Replicate Volume ID: id-here Status: Started Number of Bricks: 1 x 2 = 2 Transport-type: tcp Bricks: Brick1: ...
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47 views

How do you add a replacement HDD to a glusterfs volume?

I recently inherited a glusterfs setup that I know literally zero about. One of the HDD's that provides a brick to the volume failed and I was able to replace that HDD and the host OS can see the HDD. ...
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60 views

How can i mount volume of glusterfs to /var/lib/docker in ubuntu 14.04

I installed gluster-server and docker on ubuntu 14.04 # install Glusterfs sudo apt-get update; sudo apt-get install -y python-software-properties; sudo add-apt-repository -y ...
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17 views

“gluster volume status” errors out

Our monitoring script runs: gluster volume status all and parses the output analyzing the volumes and the bricks. Of late one of the Gluster-servers here started replying to the above command with ...
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31 views

Gluster FS. Rebuild replicated volume

I am playing with GlusterFS. And now I am curious how to fully rebuild replicated volume. So I`ve created 1 replicated volume from server1 and server2 nodes: root@server1:~# gluster volume create ...
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71 views

Is there any way to lock/unlock a Hosted Engine in oVirt?

I have a weird situation with my Hosted Engine in oVirt. We have an oVirt cluster set up using gluster as the storage for the engines isos and all the information. About a week ago two of the three ...
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113 views

OpenNebula glusterfs cannot create on volume

I try to create a VM on my gluster volume, it fails with the following message: Wed May 20 20:37:30 2015 [Z0][DiM][I]: New VM state is ACTIVE. Wed May 20 20:37:30 2015 [Z0][LCM][I]: New VM state is ...
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48 views

Cpu overuse replicating a Gluster Volume

I've this scenario: srv01 srv02 srv03 there is a gluster volume "vol1" running on srv03, and all the servers can use for i/o. vol1 contains a lot of mixed side images, ranging from few kbs to 3-4Mb, ...
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140 views

glusterfs centos 7 - won't start

I am attempting to bring up a glusterfs cluster on two nodes. The only thing that might be a little complicated about my setup is that I have two nodes connected to each other through a cross connect ...
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80 views

File locking with CTDB and GlusterFS not working

We are having issues getting our GlusterFS and CTDB implementation to work. It could be that what we are attempting to do is not supported but I'm not able to understand why. We have two file servers ...
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73 views

Can rsync ignore a directory's atime entry when creating it's file list?

I am using rsync to copy data from a local LVM drive to a locally-mounted glusterfs mount. I'm trying to bring them in to sync and eventually cut over to just using the glusterfs mount. Here is the ...
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59 views

Convert a GlusterFS From Distributed-Replicate to Distributed-Only Then Back Again

I have a 4-node distributed-replicate setup running 3.5.2 that I am trying to get synced up with an existing NFS solution; I want Gluster to replace NFS once they are both in sync. These servers are ...
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40 views

glusterfs unable to read gsyncd status file

Goal I wanted to try glusterfs geo-replication in some virtualboxes on my computer for later use distributed on multiple sites. Configuration I installed glusterfs 3.6 on ubuntu 32bit servers like ...
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216 views

Glusterfs: Initialization of volume 'fuse' failed, review your volfile again

I have a GlusterFS volume hosted on a remote server. I can mount it from one of my other servers when I try to mount the volume, I get following error [2015-04-15 20:52:24.149773] I ...
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508 views

Systemd: start a unit after another unit REALLY starts

In my particular case I want to start remote-fs unit after all glusterfs completely starts. My systemd files: glusterfs target: node04:/usr/lib/systemd/system # cat glusterfsd.service [Unit] ...
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88 views

Cluster vs Virtualization [closed]

I’m working in releasing a video hosting website (files are from webcams) Each file size will be less than 1 mb. I would like to be able to easily extend my storage capacity and have high ...
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1k views

Is it a good idea to store Docker volumes in glusterfs?

I am currently thinking about migrating some of our servers and apps to a coreos enviroment. One of the problems I see here is the management of persistent data as coreos does not handle Docker ...
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206 views

Manage oVirt environment

I'm starting to deploy oVirt in one of my works, and I have a lot of questions about how to manage everything when you start using it. First I'll describe my setup. I have three machines, two ...
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388 views

CentOS 7 - Systemctl dependency problems with network mount and OpenSM

I have the follwoing problem. I want to mount a glusterfs share over Infiniband on an CentOS 7 client. The glusterfs share '/data' is severed by a host called storage1. For the client I I setup and ...
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26 views

Glusterfs network assignment

I'm setting up a test system with a distributed, replicated GlusterFS volume. I currently run 2 nodes with 2 NICs each. The idea is to have replication and all other gluster internals on one network ...
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68 views

Best scenario for global data replication and distribution between multiple servers [closed]

I need to store and serve about 30TB of data (for now) and the number will increase pretty fast. I also have to keep costs low, so I will have servers with no RAID at all. Instead data should be ...
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342 views

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 ...
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2answers
1k views

glusterfs: failed to get the 'volume file' from server

I have a GlusterFS volume hosted on a remote fileserver. I can mount the volume from my webservers in the same DC as well as other servers in other DCs however when I try to mount the volume on my ...
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56 views

Only one server of GlusterFS pair is working

I've created a GlusterFS server pair, with GlusterFS v 3.2.5 (because Debian uses that version, and all our servers are Debian), using the official guide: ...
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1answer
135 views

postfix parameter default_privs

I have set default_privs=myuser in main.cf, which is a perl script, executed in the context of this user. In the perl script I added some debug to print out the user: my $exec_username = ...
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102 views

gluster libgfapi HA

I was exploring KVM_qemu with gluster distributed storage. My goal was to build a test cluster with complete HA . i.e HA for VMs as well as gluster storage . I'm planning to setup a 3 node gluster ...
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1answer
90 views

Does hardware RAID1 offer significant advantages to S/W RAID in a computer cluster that's highly redundant?

I'm about to set up a Linux cluster of 5 physical server nodes (more nodes to be added later, probably). the cluster will be managed by Proxmox (and yes, it works in software RAID) shared storage ...
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2answers
174 views

Security concerns with glusterfs?

I am not really good at gluster as I just started using this yesterday. I have 2 servers. Both are running glusterfs-servers. From server 1: I run sudo glusterfs peer probe server2 and it is added ...
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1answer
270 views

Configuring Puppet to set up Cinder with GlusterFS

I've spent quite some time now attempting to configure Puppet so that it will setup Cinder to use GlusterFS as the backend, rather than the LVMISCSI backend, but I haven't had any luck. Versions: ...
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109 views

glusterfs uid/gid mapping on Debian Wheezy

So I setup a glusterfs volume and it works all fine, but I can't seem to figure out how to mount it with permissions other than root. Supposedly there's options like translate-uid that can be ...
2
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1answer
76 views

Automatically scale a Gluster cluster

I'm trying to configure a proof of concept where a server automatically gets spun up and joins a replication cluster. When the server is no longer needed, it gets spun down, and automatically removed ...
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110 views

GlusterFS replication between DCs without unnecessary overhead?

For testing purpose, I installed four GlusterFS nodes and created a replicated volume with a replicate count of 4. Two Gluster nodes reside in DC A, while the other Gluster nodes reside in DC B. Now ...
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1answer
142 views

Does the GlusterFS “client” prefer local LAN nodes over remote LAN nodes?

I am currently having a closer look at GlusterFS. For testing reasons, I set up four virtual machines in total, each of them act as a Gluster peer. Since I have access to two DCs (which are located ...
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1answer
469 views

GlusterFS Geo-replication resync

We are using two servers separated by a WAN to replicate approximately 1TB of data. On the master side we have a single server with a Gluster volume exported to a number of other servers that write ...
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79 views

IS GlusterFS filesystem partition smart enough to shrink in size due to new data on the server?

I'm new to GlusterFS but it works really well for me as a distributed file system. I have a question about my setup and if I should use the partition I store the GlusterFS brick on for anything else. ...
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15 views

Can nodes with an Intel Atom processor keep up with glusterfs? [duplicate]

I'm considering hardware for a glusterfs replica volume. Each brick would reside on a node each, and I've been looking at a Supermicro 5015A-PFH for the nodes. This server comes with an Atom ...
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2answers
514 views

install Gluster inside a VM, or set up a VM on top of Gluster?

I'm setting up a high-availability shared-nothing geographically-distributed web server, using multiple A-records for its domain. Right now I'm more concerned with high availability -- "When I unplug ...