Questions tagged [high-availability]
The high-availability tag has no usage guidance.
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GlusterFS help on setting up or a alternative option
I currently have a mergerFS mount set up with 3 disks, but want to add a way for another server so i can use docker swarm and have both hosts with the same data and setup. All I could find was rsync ...
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100
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How to install docker on slurm hpc?
I have an hpc slurm on ubuntu and I want to install docker or docker rootles. But I can't find anything on official sites, so how could I install docker on a slurm cluster and run containers or if you ...
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62
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Freeswitch High availability
I have installed and configured FreeSwitch. It is up and running perfectly. Now I need to achieve high availability. My freeswitch was deployed in aws ubuntu ec2. As per aws docs for HA, it shows the ...
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What is the Best Way to Start Closed Galera Clusters?
I have a 3-Cluster Galera replication and last day electricity has gone off. When I started the Mariadb servers, I saw that cluster could not start, three of them failed. I edited the grastate.dat and ...
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Microk8s for Mysql High- Availability
I am trying to setup MySQL HA Database with Microk8s Kubernetes.
The goal is to have MySQL running on all 3 nodes with 1 floating IP in between them, and that if any of the nodes bursts up in flames ...
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High availability cluster [closed]
quick question about how high availability cluster works. If i were not mistaken, If I setup 3 high availability servers, all traffic will only be processed on single server right? then if the first ...
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291
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MAAS HA config switching gateway on failover
I am using 16.04 Ubuntu and MAAS 2.1.2, So I have setup two MAAS servers that failover to each other. Everything is working how is should. The only problem is, you have to manually reset the gateway ...
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156
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hacluster with galera-cluster
I am trying to build a HA mysql using the following charms
https://jujucharms.com/galera-cluster/trusty/1
https://jujucharms.com/hacluster/trusty/27
I start 3 units of galera-cluster in separate VM ...
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Ubuntu: ethX Interface not bonded after unplugging and plugging its cable back
I am trying to set up fail-back configuration in bonding but I am unable to get around the interface configuration. My interface is as follow:
auto bond0
iface bond0 inet static
address 192....
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53
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MAAS mirrored regions
I've started setting up a MAAS environment.
The basic configuration is pretty straightforward so far except it doesn't seem like mirroring is an option. Rather it looks like the region controller ...
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3
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371
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How to deploy Openstack HA with services inside lxcs?
I am trying to deploy Openstack in HA environment where there are 3 nodes(controllers) which have charms deployed inside lxcs but I am having difficulty in deploying the charms inside lxcs on specific ...
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Packages for Pacemaker & Corosync for Ubuntu 14.04.1 LTS
Current version of the stack pacemaker & corosync included in Ubuntu 14.04.1 LTS are 1.1.10 & 2.3.3. Anybody knows of a repository with newer versions? (Sure, I can compile the sources, but I ...
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750
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Ceph Openstack HA installation with maas and juju but partially on physical servers and few on virtual machines
I am planning to deploy OpenStackHA which 28 servers, which is quit a lot for me. So i am thinking to put up few of roles like rabbitmq, mysql, cloud controller, horizon on virtual machines on KVM ...