an open source daemon that implements the VRRP standard.

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14 views

Tomcat 8.0.43 not using Keep Alive

I'm trying to setup a few app servers behind Amazon's ELB and I've been getting some 504 errors that I've been tracking down. Looking at the Tomcat manager app under status, I'm seeing the following: ...
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13 views

AWS + KeepAliveD: Not able to Ping or Telnet Virtual IP from remote hosts

I am setting up KeepaliveD with 2 nodes on AWS by following this article. My Virtual IP gets moved from one node to another in case of fail-over. However, the VIP just cannot be accessed from a remote ...
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12 views

Multi Path VRRP with keepalived

I'm migrating from an old heartbeat setup to using keepalived at the moment and currently I can't find how to replicate the heartbeat capability of using multiple links as cluster interconnects in ...
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1answer
14 views

Keepalived in the AWS autoscalling group

I want to deploy Keepalived in the AWS autoscalling group. The issue that Keepalived need to know ip address of the each node in the cluster, that is difficult in the elastic environment, where we ...
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1answer
2k 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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20 views

Can I use KeepAliveD with multiple unrelated processes?

Can I use keepalived to manage the same VIP to two different processes (on different ports)? For example, we already use Keepalived on a pair of Kamailio SIP servers. These SIP servers use port 5060. ...
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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 ...
2
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1answer
2k 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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26 views

Keepalived multi route and ssh

We have configured keealived to have a floating 1.2.3.4 ip in another network range of the permanent ip 5.6.7.8 of the server. Floating Ip is working very well. Problem comes when Keepalived host (A) ...
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2answers
3k views

View Current State of Keepalived

Is there a way to view the current state (Master/Backup) using a command line inside a server instance? Cheers
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40 views

Keepalived lb_kind TUN: Requests are not answered by the real server

I try to make keepalived with tunneling running. The Loadbalancer is at 172.23.9.128 and the realserver is at 172.23.9.135 (with apache running on port 80). The VIP is 172.23.9.224 Here is the ...
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1answer
72 views

KeepAliveD + HaProxy - Only the master should run an active HaProxy service

it is possible to configure keepalived so that only the master server are running an active service from haproxy? Currently LB1 and LB2 (both with keepalived and haproxy) works great. But sometimes ...
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1answer
923 views

LVS Keepalived connection between master and backup [closed]

I configured two lvs keepalived servers. The first is master server, ip 10.1.88.76, iptables closed. The second is backup server, ip 10.1.88.77, iptables closed. the network connection between two ...
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1answer
37 views

How to see keepalived priority number when it changed

I have used keepalived to archive high availability for nginx. I set initial priority 101 for MASTER, 100 for BACKUP and I can see /var/log/messages : Keepalived_vrrp[34483]: VRRP_Script(chk_nginx) ...
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34 views

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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1answer
224 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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0answers
66 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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59 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
161 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
1k 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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0answers
120 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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0answers
164 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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157 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
153 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
769 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
138 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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1answer
585 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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0answers
96 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
375 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
1k 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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0answers
138 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
162 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? ...
2
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1answer
428 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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33 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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1answer
641 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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56 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
311 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
210 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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222 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 ...
2
votes
1answer
134 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 ...
2
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2answers
480 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
765 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 ...
2
votes
1answer
555 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 ...
1
vote
1answer
394 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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0answers
119 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 ...
0
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1answer
505 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
977 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
577 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 ...
4
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2answers
2k 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 ...
0
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1answer
598 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 ...