an open source daemon that implements the VRRP standard.

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How to let multiple keepalived instance run in same server?

In linux, I created 2 network namespaces, ns1 and ns2, then run keepalived in each of namespace, like this: ip netns exec qlbaas-2180946e-fc7f-42d8-baa8-ae9164bf15da keepalived -f /keep_lb22.conf ...
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164 views

Keepalived unwanted transition to master

I'm starting 2 EC2 intances in Amazon with Cloudformation, the second instance starts about 30 seconds after the first one. The configuration looks like this : Instance 2 state BACKUP ...
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50 views

Keepalived on openstack vm is possible?

I install keepalived on openstack vm and try create virtual ip for my lan network. But not working, I try use flat network with floating IP and vlan, but still no luck. It's possible use keepalived ...
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19 views

Networking issues with bonding and keepalived

I have the following configuration: 2xHP DL160 with two onboard NICs (enp5s0f0 and enp5s0f1) 2xPCIe card with two ports (enp7s0f0 and enp7s0f1) On every machine I have bonded the interfaces: ...
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48 views

keepalived cluster ping physical ip fails

My szenario looks like below: Router = R[number] Switch = S[number] R1      R2  I           I S1-----S2 ...
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1answer
1k views

keepalived: 2nd VRRP_Script never seems to run

I'm trying to implement keepalived on 3 mongodb boxes, the idea is that if mongod on one of the boxes goes down or we need to move the primary node to another system for some reason our application ...
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1answer
1k views

MySQL port 3306 became filtered when configured with Keepalived on Ubuntu server 12.04 lts

I'm configuring two load balancer (lb01 & lb02) with keepalived for my two mysql server (db01 & db02) with standard port 3306. There is virtual ip address (192.168.205.10) to access it also ...
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1answer
1k views

KeepAliveD, Rackspace Cloud, Unicast - both LB's enter MASTER state…?

I have set up two HAProxy Load Balancers in an Active->Passive pair. KeepAliveD will be used for failover between MASTER and BACKUP servers. Like most clouds, Multicast is not supported so I cannot ...
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1answer
39 views

HAProxy track_script + nopreempt not working

I have 2 nodes with Keepalived v1.2.13, in Amazon AWS VPC. I'm trying to achieve this scenario, assuming Node1 is MASTER: If I stop HAProxy or stop keepalived or stop the node, failover to Node2. If ...
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1answer
982 views

Keepalived not honoring nopreempt

I'm using Keepalived to manage two Redis instances in a master/slave configuration. I'm experiencing a situation where, if Keepalived is terminated on the Master box (the one with the higher ...
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61 views

Unable to start keepalived

I am trying to create load balancer using Virtual IP. I referred this link Load Balancer using Virtual IP. After configuring by mistake I started the backup server's keepalived service first and then ...
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121 views

LVS + keepalived for load balancing transparent SQUID proxies

I need to load balance a number of SQUID proxies configured in transparent mode. Below is a simple diagram with one LB and SQUID boxes. ---------- | Client | ...
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99 views

keepalived failover for postgresql

What happens? When i start keepalived all works fine. When node01 fails and it cannot start postgresql anymore it will constantly try to force an election. Even if the postgresql cannot start. The ...
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1answer
97 views

Postgresql keepalived gluster | FAULT state

I am trying to achieve a simple failover using Keeplalived, postgres and gluster. Using CentOs 7 I have mounted a replicated gluster volume on both nodes at '/var/lib/pgsql'. Shared ...
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2answers
586 views

VIP not dropping from backup keepalived

I may not be understanding how this is supposed to work, but I can't figure out why the BACKUP system with this basic vrrp_instance is transitioning to master right away and never seems to honor the ...
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1answer
107 views

keepalived multiple instances

I have two application servers running keepalived that are both using keepalived on the same network. I keep seeing Jan 8 11:49:01 <server> Keepalived_vrrp[13764]: bogus VRRP packet received on ...
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2answers
2k views

View Current State of Keepalived

Is there a way to view the current state (Master/Backup) in a command line on a server instance? Thanks.
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336 views

HAProxy + keepalived + multiple backend farms / virtual IP addresses

we have several backend farms (HTTP, FTP, etc), basically one farm for each customer, and I am about to rebuild our load balancing infrastructure, moving from Piranha to HAProxy. Since we are using ...
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74 views

Can't ping VIP over the time

Have two virtual machines with installed keepalived and one virtual ip. I'm doing the following test: - starting both keepalive; - ping VIP from another host. it works. - shutting down one keepalived. ...
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1answer
251 views

Softlayer HAProxy with failover

I have 2 virtual servers on Softlayer, both running HAProxy. I am trying to set up failover with keepalived. Each server has a private IP and public IP, and they are on the same VLAN. I've tried many ...
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3answers
993 views

keepalived not starting and complaining about not set virtual id

I installed on a ubuntu 12.10 server the keepalived package and configured it, but it complains later in the syslog, that a virtual id must be set Keep alive configuration # Define the script used ...
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99 views

Keepalived disconnects

On my Sles i have keepalived, and haproxy. In two days i had 4 disconnects from keepalived. Keepalived v1.2.7 (11/20,2012) In syslog only this messages. Who can help with solving the problem? ...
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1answer
104 views

Keepalived configuration for VRRP

I am trying to understand if there is a relation between garp_master_delay and advert_int. In all the configurations I saw, advert_int was less than garp_master_delay. Is there any reason for this? ...
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1answer
325 views

How would you set up multiple SSL terminating Haproxy instances, which are themselves load balanced?

I've been doing a great deal of research and experimentation on this, and I'm really running into a wall: I'm trying to set up HAProxy as the reverse proxy for a high-availability environment. All ...
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27 views

Failing over certain keepalived groups but not others

In keepalived.conf we define 2 vrrp_instances. Is there a way to failover one instance but not the other? For example, we have host A and B. At the start, A has both vrrp_instances. We'd like to ...
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469 views

Centos 7 - Keepalived Linux Virtual Server is not working

Environment: Centos 7 Keepalived Machine I enp0s3 --> 192.168.1.38 (connects to the outside world) en0s8 --> 192.168.100.101 (connects to internal network) Machine II enp0s3 --> ...
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43 views

Keepliaved not loading IPv6 lvs rules on boot

When starting Keepalived manually, it correctly populates LVS tables as seen by: ipvsadm However, when I boot the machine - only IPv4 rules are added. If I restart the keepliaved server manually ...
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1answer
255 views

keepalived vip removed with dhcp renewal

I am having this strange issue where my vip is being removed from my interface when I receive a new DHCP renewal request. The logs shows the following: Jun 1 17:00:06 lb1 dhclient: DHCPREQUEST of ...
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1answer
170 views

Keepalived: NAT VIP for internal network unused?

I'm building a proof-of-concept loadbalancer with CentOS 7 and keepalived. I took Red Hat's load balancer administration guide as a reference and implemented a NAT'ed loadbalancer with 2 nodes which ...
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158 views

Keepalived router on virtual ip is not reachable

I've setup keepalived to manage a virtual ip between two hosts. My setup is the following Server #1: Hostname folmer, ip 192.168.0.1/22 dev p2p1 Server #2: Hostname flemming, ip 192.168.0.2/22 dev ...
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1answer
126 views

Keepalived (LVS) + SPDY

I've got Keepalived configured with LVS to spread the load between four Nginx web servers (RR mode, no persistence connections). I was planning to enable SPDY however it seems that SPDY sets up a ...
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2answers
394 views

Adding IPs to Keepalived

What is the proper way to add IP addresses to a keepalived vrrp_instance without have the IPs flop around or drop for a second?
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1answer
537 views

keepalived track_script doesn't seem to run

I'm hoping someone can see what I'm doing wrong and offer help to get a keepalived track_script to run. I have the priority set to 101 on the vrrp_instance of the primary keepalived box and 100 on ...
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1answer
453 views

Keepalived load balancing MySQL. Backup server time-out

Dear beloved people at ServerFault. I'm trying (and failing) to setup a load balanced MySQL server array. Please enlighten me, show me the error in my ways. Current setup: two MySQL servers with ...
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1answer
291 views

should a virtual interface clash with keepalived?

I was working on a server today, debian squeeze. After testing this on two staging servers, I added a virtual network interface to /etc/network/interfaces like this: # The primary network interface ...
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89 views

How do I automatically advertise a preferred route via BGP using keepalived?

I have a dual firewall setup with 2 active paths to the internet. These are independent and cannot be linked together on the WAN side. It's part of a deployment at a datacentre. Each firewall has ...
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1answer
418 views

Keepalived + LVS not working from other hosts but working from localhost on LB

I've got a keepalived + LVS set up I'm trying to get to work Clients, LB and real servers are all on the same subnet. Keepalived config: global_defs { notification_email { ...
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1answer
893 views

Keepalived in ring architecture, or other better approach

I have three load balancer (LB1, LB2, LB3) and plan to use ring architecture for active-active setup, e.g. LB1 LB2 LB3 IP1 IP2 IP3 Idea as below: If LB1 failed, IP1 will be floated to ...
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1answer
445 views

keepalived failover virtual ip parameters

I have two servers (A-master and B-backup) with one virtual ip. I need to assign the virtual ip to server B in case server A fails. For this I'm trying to configure keepalived. server A virtual ip ...
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2answers
1k views

UCARP: prevent the original master from taking over the VIP when it comes back after failure?

Keepalived can do this by combining the nopreempt option and the BACKUP state on the both nodes: Prevent VRRP Master from becoming Master once it has failed Prevent master to fall back to master ...
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1answer
508 views

Multimaster Keepalived Configuration (Virtual IP with Load Balancing)

Here are requirements: 1. High Availability 2. Load Balancing First configuration 1. Two linux servers have been configured with one static IP for each: 10.17.243.11, 10.17.243.12 2. Keepalived has ...
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2answers
231 views

Keepalived loses VIP upon power cycle of master

I have two servers running Keepalived 1.2.7 with hostnames left and right. Here are the configs: # keepalived.conf on left vrrp_instance VI_1 { state MASTER interface eth1 ...
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1answer
68 views

What FLOSS linux software should I use for high-availability on an FTP server on vmware? [closed]

I don't mean this as an opinion-based question. I want to know if my assumption is correct to use a network-oriented tool (keepalived) as opposed to a cluster-oriented tool (heartbeat) in a scenario ...
2
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2answers
1k views

HAProxy/Keepalived vrrp set up in AWS EC2 with EIP (Basic EC2)

I am a newbie to CentOS/Linux/HAProxy/Keepalived, so I have had a lot to learn over the past few days! I have 2 CentOS 6.5 servers in Amazon AWS running on their own EC2 Micro instances. I also have ...
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191 views

Keepalived configurations

I installed keepalived on two firewalls to provide fail over. I'm not sure if the following configurations are correct (see configurations below). Sometimes I have problems to reach the websites ...
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539 views

Keepalived: multicast vs unicast

I'm planning to deploy a several keepalived routers to maintain floating IPs for different database clusters. The plan is to deploy a separate VRRP instance on each cluster locally according to this ...
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1answer
535 views

Keepalived sync daemon

I've enabled lvs_sync_daemon_interface option however it looks like sync daemon is not working Active node: [MASTER:~]# ipvsadm -Lnc IPVS connection entries pro expire state source ...
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3answers
949 views

keepalived wont start

I have compiled and configured keepalived but it won't start. This is my very basic config; vrrp_sync_group PUBLIC_WEB_IPS { group { public_http_ip_lan ...
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2answers
659 views

When a server IP changes, do exising TCP (e.g. http/mysql) connections remain running

We have some PHP-FPM servers and when they need a database connection, they connect to an HAProxy server which selects them a database server to use and the connection opens. When we then want to ...
0
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1answer
194 views

Which technique should be chosen for IP failover with manual control

I have the following setup, Linux stack, with front-end running nginx proxy and static assets and back-end running Ruby on Rails and MySQL in master-master replication: Primary site: front-end.a, ...