Questions tagged [high-availability]
12 questions
3
votes
1 answer
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 might. And ceph, network node and compute nodes on…
SaM
- 675
2
votes
1 answer
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 192.168.1.39
netmask 255.255.255.0
up…
Paul Justin
- 25
1
vote
0 answers
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 each using the following configuration in order…
1
vote
0 answers
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 runs only on a single machine and clusters can only…
deatmcdoom
- 33
1
vote
3 answers
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 nodes.
I would like to deploy 3 units of a…
Bilal Baqar
- 543
1
vote
0 answers
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 floating ip concept. I tried this but I cant…
thilip an
- 11
1
vote
1 answer
High availability cluster
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 server died then it goes to the second server? or…
0
votes
1 answer
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 on failover. If one server goes away and that…
0
votes
2 answers
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 would appreciate to reuse some work here.)
Thanks!
bitcraft
- 19
0
votes
0 answers
#015 appended to end of ip address preventing floating address creation for heartbeat
Newbie trying to find my feet
We are setting up a HAProxy setup with Heartbeat providing high availability.
When the heartbeat service is started it enters the starting process but appends a#015 to the end of the ip address to be used as the…
0
votes
0 answers
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 executed the command "galera_new_cluster", but I…
TarabydaVllasıCafcaflıAtArabsı
- 343
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- 7
0
votes
1 answer
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 database continues to function.
I have installed 3…
Perovic
- 21