Unix and Linux Stack Exchange
Unix and Linux Stack Exchange

Questions tagged [load-balancing]

73 questions
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6 answers

NFS Automatic Fail-over or Load-balanced or Clustering?

I've been using NFS (and it is the only one i know well in Network Files) for a few years. But still can not able to find out .. How to make NFS Servers in Clustered Design (or Load-balanced?) Or at least to having it deployed on MORE-THEN-ONE…
夏期劇場
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1 answer

Load Balancer Solution with linux

I need a suggestion to realize a proper solution to this problem: As you can see in the image above, I have 2 application servers that need to talk with and external third party provider over the internet, at the moment the configuration is very…
Giovanni
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1 answer

Skip routing via `lo` interface for outgoing packets

Introduction I have following load balancing configuration: 10.0.1.31 - lb 10.0.1.35 - virtual IP 10.0.1.32 - node1 (tomcat + mysql) 10.0.1.33 - node2 (tomcat + mysql) I'm using keepalived which is redirecting packets to active nodes - shared ip…
hicolour
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3 answers

Port fowarding and load balancer in ubuntu server 12.04

I am looking to create a load balancing server. Essentially here is what I want to do: I have a public IP address, lets say 1.1.1.1 I have a second public IP address, lets say 2.2.2.2. I have a website, www.f.com point to 1.1.1.1 via an A record. I…
Matthew St Nicholas Iverson
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4
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2 answers

Why does my cpu never get past 60-70% cpu usage? Where is the bottleneck?

In my CPU graph thingy, I have noticed recently that when compiling stuff I can never seem to reach 100% usage, it just keeps bobbing up and down around 60-70% max. Example: In contrast, this graph is completely opaque when done on my work…
Harald H
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3 answers

KeepAliveD Documentation

I am looking for a consolidated documentation for KeepAlieD. My apologies if this is not the right place to ask this question. However, even after extensive googling for 2 days, i could not find a consolidated documentation for KeepAliveD. e.g. from…
slayedbylucifer
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3 answers

Implementing load balancing on any Linux distro

I am thinking of implementing a load balancing solution for personal use. What I want to do, is to maximize data throughput over mobile phone Internet connections. Let me be clear: I have data plan in my mobile phone and my family have their…
nass
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3
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2 answers

Load balanced & Redundant Storage on FreeBSD

Did Google for this the last week, still can't find any reasonable solutions for FreeBSD. Most of the articles contain solutions for a fail-over storage only (FreeBSD HAST). This is NOT what I'm looking for. I need a NAS which will be load-balanced…
Alex G
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3
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1 answer

Is there a way to renice the network stack?

I have an ARM Linux board that is a router to 16 other boards. When all these download their updates via the router, the network routing effort starves the user space so that a software watchdog (and later on the hardware watchdog) triggers at the…
aquaherd
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Do multiple entries for nslookup imply load-balancer via DNS?

I'm reading about the differences between a load-balancer implemented at the DNS level vs having a single DNS entry which forwards to a load-balancer. I found this Q&A particularly useful: I'm getting the impression from the top answer that DNS…
Philip Kirkbride
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10GBit Ethernet network mesh switch with brouting and "VLAN"

I want to create a mesh network with 10GBit Ethernet links between servers and a switch stack capable of distributed trunking. In this scenario for a number n>2 (but typically 2
Alex Stragies
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1 answer

Reverse SSH Tunnel

I have a gitlab server on my local network and a server that I can ssh to from outside my network. Is there a way I can configure the server, that I can SSH into, so that when I use: ssh [email protected] It sends that to the Gitlab server…
agustaf
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Multiple IP source on single interface in Linux

We could set multiple IP addressses on single interface, for example using NetworkManager: How to make any connection to outside of this PC to use different IP? for example if I have 8 IP addresses (10.7.4.x, 10.7.4.x+1, 10.7.4.x+2, ...), I want to…
Kokizzu
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Corosync/Pacemaker cluster loss of synchronization

I'm facing a problem with the corosync and pacemaker cluster software. I've two virtual nodes (Scientific Linux 6.4) and corosync/pacemaker installed on them: corosync-1.4.1-17.el6.x86_64 pacemaker-1.1.10-14 The corosync's configuration file…
user1131951
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Solaris 11: How to use ILB to create HA loadbalancer across two backend servers?

I'm attempting to use Solaris 11's ILB to create a loadbalancer across two backend DNS servers. Here's my requirements: Two external IPs: .XXX.YYY, .XXX.ZZZ - these are the DNS IP's that our clients hit Two ILB boxes in a HA configuration over…
gatesphere
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