Questions tagged [failover]

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Setup Ubuntu as a router with Mesh, 4G, OpenVPN and WAN failover

I'm looking for advice on a rather complex Ubuntu 18.04 setup. Primarily the router will just talk with other "nodes" on a local network using mesh and backhaul 'internet' data through 4G. If mesh is ...
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cifs utils - SMBmount to MS file cluster

i'm working at a company with many linux machines connected to a windows SMB share. I'm migrating data to the a new (2019, but also on 2012r2) windows file cluster so we can have HA. When triggering ...
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43 views

DHCP server Failover with multiple SUBNETS

Right now I have a DNS SERVER with DHCP Failover configured on Windows Server 2012. I have 7 subnets configured. Can any one help with configuration of a DHCP SERVER with failover with 7 subnets on a ...
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1answer
331 views

nginx as reverse proxy with failover

I am running a wordpress website in a such a way that my frontend is managed by Nginx. Nginx forwards All the dynamic content to varnish and varnish subsequently forwards to apache. Now i want to ...
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32 views

Installing Ubuntu 16.04 LTS on HP 23-h017c all-in-one

I went through the whole process of installing it, them after i was told to remove to boot device an restart i get the "No bootable device found" error message. And also in my bios i don't see the ...
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432 views

DFS mount on Ubuntu with failover capabilities

I need some help here. I am trying to mount cifs (Windows DFS, which is a cluster of two exactly identical machines) to my ubuntu 16.04.01. I have good success with the mount itself, what I am doing ...
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1answer
2k views

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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1answer
1k views

unable to install and configure chef-server on ubuntu 12.04

I have ubuntu 12.04 installed on aws cloud and I am trying to install chef server on it, but it does not configures correctly and returns an error. I am following this simple guide for installation ...
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1answer
479 views

Bluetooth is STILL disabled in 14.04

I tried everything, but bluetooth is still disabled. I tried these: sudo apt-get install bluez bluez-alsa bluez-audio bluez-btsco bluez-compat bluez-cups bluez-dbg bluez-gstreamer bluez-hcidump bluez-...
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1answer
6k views

ISC-DHCP-SERVER (primary/secondary) - Can Load Balancing Be Disabled?

When I was hired at my company, I quickly determined that one of my highest priority projects would be to improve our ancient DNS/DHCP setup. It was running on an Ubuntu-based workstation-grade server ...
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1answer
619 views

Failover clustering with apache2 on linux(ubuntu) and file synchonization

I am interested in creating a failover cluster on Ubuntu(12.04.3 LTS) using apache2. I am currently using ucarp. Q1: I followed instructions on this first link but I have a problem in file ...
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503 views

How do I perform maintenance on a master DNS/DHCP (BIND9/ISC-DHCP) Ubuntu server?

I'm running non-GUI Ubuntu Server 12.04.2 LTS (64-bit) on my 2 DNS/DHCP servers. Both servers are running BIND9 9.8.1-P1 and ISC-DHCP-SERVER 4.1.ESV-R4-0ubuntu5.6. Please note that for DNS I'm ...
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180 views

Content Delivery Network

I have a project that i need to setup Content Delivery Network on Ubuntu, That involves like Geo Dns structure, Fail over and High availability So i am looking if some one help me that where should i ...
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2answers
4k views

Question regarding the dhcpd.leases file for ISC-DHCP-SERVER (Ubuntu 12.04 LTS x64)

Backstory: I am in the process of replacing a SINGLE Debian 3.1 (Sarge) ISC-DHCP-SERVER with 2 Ubuntu 12.04 LTS x64 servers running ISC-DHCP-SERVER in failover mode. I've been unable to find the ...
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3answers
1k views

How can I tell how long for Watchdog to wait to stop all processes?

I have a server which is monitored by Watchdog, and experiences reboots occasionally due to faulty network hardware I am unable to replace at the moment. As I read, Watchdog sends a SIGTERM to all ...
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1answer
73 views

Have no Internet connection over Crosscable

I bought a Crosscable and wanted to configure my Server, like it's said in the Wiki. But when I connect, I don't get wireless Internet and the Lan Adapter says I am connected, but I have no ...
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2answers
10k views

Failed to load module fglrx (module does not exist 0) on Backtrack 5 [closed]

I have uninstalled fglrx modules and ati modules in order to re-install them.after the rebooting the i cant come up with GUI.... On startx it displays Failed to load module fglrx (module does not ...
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1answer
1k views

Rackspace, heartbeat ip failover [closed]

I have tested tomcat specific clustering with apache mod_jk and mod_proxy on ubuntu local VMs for our website high availability and load balancing. The real servers are hosted by Rackspace cloud ...
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2answers
3k views

How to use DRBD for entire system replication

I have installed and configured DRBD on my Ubuntu 9.10 Servers, by following the links below. link text1 and link text2 I'm in a plan to configure Ubuntu Servers for High Availability, so i have ...