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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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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23 views

How to properly configure a 2 node glusterfs system?

I am trying to make a 2 node linux servers with high available apache using glusterfs 3.7.6 for data replication and pacemaker+corosync as resource manager. However i'm seeing a problem with gluster ...
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1k 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 \ ...
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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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34 views

Google Cloud Storage Fuse vs GlusterFS, pros, cons and costs

I'm setting up some web servers on Google Cloud Compute and I need a directory synced between all the servers to keep the web sites in sync. I'd also like to use the autoscaling feature to provision ...
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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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1k 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 ...
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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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Using Glusterfs Dist-Replica Storage Pool for Hyper-V Virtual Machine Storage

Am chasing down some information regarding an upcoming project. So Basically we have a large Glusterfs Dist-Replica Storage pool running on ubuntu and we want to have several virtual machines running ...
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104 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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166 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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53 views

Why does Puppet (almost) always fail to write to my Gluster filesystem?

I'm using Puppet to manage some files that are shared between servers, by way of the GlusterFS file system. (The specifics shouldn't matter, but in this case things like /etc/httpd/conf.d and ...
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1answer
609 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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1answer
40 views

Gluserfs heal info shows gfid's only

I have a two-node GlusterFS setup. Each one has 2 replicates. One of the system was overloaded somehow. Then things started to go wrong. Currently I have all application shutdown. I'm short of ...
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183 views

How to automate GlusterFS backups with snapshots and dd?

I want to automate backups on a glusterfs 3.7.3 share with snapshots. Creating snapshots on a LVM manualy works, but how are they secured to a different server? I was able manage that process ...
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511 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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30 views

Restoring brick on new server failes -

I am triying to attach a brick from another server to a local gluster development server. Therfore I have done a dd from a snapshot on production and a dd on the lvm volume on development. Then I ...
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222 views

Permission denied with Openshift PersistentStorage on GlusterFS

I'm trying to use OpenShift with PersistentStorage on a GusterFS cluster. I'm starting one of the default templates : mysql-persistent I've installed a GlusterFS cluster and create a volume ...
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32 views

glusterfs backup - how to migrate image to new server?

I am running glusterfs on a 3 node prod server with thinly provisioned LVM-Volumes. My goal is to automate a backup process that is based on gluster snapshots. The idea is basically to run a shell ...
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70 views

Clustered cron with one server only overlap allowed

I've setuped load balancers: lb1 (active) and lb2 (passive), Glustered web servers: web1 (active), web2 (backup), and some clustered database. Both web servers and databases are A pointed to the VIP ...
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37 views

Why does rebalancing glusterfs bricks fail?

I am running glusterfs on ubuntu 14.04 with 2 nodes. While trying to add a 2 bricks to the cluster I have started to rebalance the bricks. Unfortunatelly the status command tells me that it has ...
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25 views

How to change directory of glusterfs brick?

I have a glusterfs brick mounted on the following dir: /home/data/bricks/brick1/brick1 Now I would like to change it to: /bricks/project/brick1 According to the manual one has to migrate ...
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Planning For Growth with GlustreFS

I'm looking into GlusterFS and want to be able to add capacity one storage node at a time. I want to mirror data on two nodes at all times, and keep maintenance simple. I also want the cluster to keep ...
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Changing files in glusterfs volume instead of using a client

I have a volume with replication factor 2 on 2 nodes. So that each brick contains its own copy of all files... Is it possible to avoid using glusterfs client and write/read to/from volume directory ...
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26 views

Glusterfs: Unable to retrieve store handle for /etc/glusterd/vols/ufiles/bricks/(null)

At some point the serer which hosts my GlusterFS volume had its / filled. Because of this, glusterd stopped working. Now when I try to restart the daemon, it gives me following error: # glusterd ...
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symlinks on shared storage

Say I have a glusterfs mount that is shared between multiple servers, which is accessed by an application, and logs are written to a directory that would normally be in the directory tree of that ...
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56 views

installing GlusterFS 3.7.5 on AWS AMI

I am trying to install Gluster 3.7.5 on Amazon Linux AMI but cannot get passed error Error: Package: glusterfs-libs-3.7.5-1.el7.x86_64 (glusterfs-epel) Requires: rsyslog-mmjsonparse Error: ...
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47 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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174 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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2answers
97 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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34 views

samba's ping_pong test on glusterfs

Has anybody been able to pass samba's ping_pong test (https://wiki.samba.org/index.php/Ping_pong) on glusterfs? I have used different versions of glusterfs (3.5.x, 3.6.3, 3.7.5) on both ...
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Glusterd won't start after node crash

We had a 2 node cluster running GlusterFS. It's a 4 volume cluster, replica 2, one brick per server. Dead server: nnfs02 Live server with all data: nnfs03 New server: nnfs01 After nnfs02 died, we ...
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565 views

GlusterFS How to add replica brick to system

I am trying to add two bricks to a Gluster Volume. The two new nodes are in the network, and can be verified with: root /# gluster peer status Also the volume: Status of volume: mainvolume Gluster ...
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130 views

GlusterFS can't create volume (error setting extended attributes)

So, I'm running GlusterFS (latest version) on 9 servers, and attempting to create volumes. They're all peers, and all that's okay. They're running in different geographical locations, on different ...
2
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1answer
688 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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57 views

DFS-style Replication for Samba?

I've been snooping around here for a while, and it looks as if glusterfs might be the answer to my question. However, I am fairly new to this, so a sanity check would be much appreciated! My setup is ...
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62 views

How can i sync exist files on brick to new brick with replication in glusterfs?

I successfully installed glusterfs and set up 'Replicate' on 2 servers sudo gluster peer probe $NODE1_DNS; sudo gluster volume create file_store replica 2 transport tcp $NODE1_DNS:/brick1 ...
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48 views

GlusterFS client retry mounting until servers are available

I have been researching, but unable to find, any best practices (or builtin) method to ensure a GlusterFS client mounts its volumes. The scenario: An outage has caused the client and fs servers to ...
6
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314 views

What is reasonable storage failover time that most OS (VM) can tolerate?

I have a GlusterFS 2 node 2 replica setup. I am planning to use it as OpenStack instance store, in which the VM disk image is stored. From my tests, if the GlusterFS node which the hypervisor ...
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53 views

Asynchronous file replication over WAN

I need to keep in sync the same directory on 2 linux servers in separate datacenters. The directory contains a lot of user data such as pictures, html, zip, pdf, doc etc. The data size is growing, ...
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353 views

GlusterFS Split Brain issue

I have been facing issues in performance with GlusterFS setup. We took a new build of application live and suddenly all GlusterFS clients and masters also started showing high utilization of CPU. This ...
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117 views

How to stop glusterfsd?

I am running Gluster 3.7.x on 3 nodes and want to stop the service. Unfortunatelly this does not seem to work: sudo /usr/sbin/glusterd stop user@fx2:~$ ps -ef | grep gluster root 2334 1 0 ...
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40 views

What is the recommended backup strategy for GlusterFS?

I have about 1M files in a GlusterFS with rep 2 on 3 nodes. What would be a recommended automated backup strategy for this setup? I already considered the following: 1) glusterfs snapshots in ...
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89 views

Freshly created LVs do not survive reboot - check of thinpool failed

In order to use gluster snapshots, I am trying to create LVs through LVM as thinly provisioned logical volumes are needed to make gluster snapshots work. Creation works, but the setup does not ...
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glusterfs snap shots - basic questions

I am looking into the snap shot tool, following this tutorial: http://blog.gluster.org/2014/10/gluster-volume-snapshot-howto/ While having successfully created the LV, gluster volume and one ...
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122 views

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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158 views

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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26 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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1answer
17 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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1answer
40 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] ...