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Intel e1000e driver bug on-82574l ethernet controller causing network interrupted

This is a well-known bug on Intel e1000e driver on linux platforms. This is a driver problem with the Intel 82574L (MSI/MSI-X interrupts issue). The internet connection lost automatically.
ou can verify more bug reporting about this at https://bugzilla.redhat.com/show_bug.cgi?id=632650
We can resolve this issue by install kmod-e1000e package from ELrepo.org as below. This tutorial will describe you how to fix Intel e1000e driver bug on-82574l ethernet controller causing network interrup
Install kmod-e1000e offered by Elrepo
Import the public key:

# rpm -Uvh http://www.elrepo.org/elrepo-release-5-5.el5.elrepo.noarch.rpm

To install ELRepo for RHEL-5, SL-5 or CentOS-5:

#rpm -Uvh http://elrepo.org/elrepo-release-5-3.el5.elrepo.noarch.rpm

To install ELRepo for RHEL-6, SL-6 or CentOS-6:

# rpm -Uvh http://www.elrepo.org/elrepo-release-6-6.el6.elrepo.noarch.rpm

Before installing the new driver, let’s see our old one:

04:00.0 Ethernet controller: Intel Corporation 82574L Gigabit Network Connection
05:00.0 Ethernet controller: Intel Corporation 82574L Gigabit Network Connection
[root@hostname ~]# lsmod|grep e100
e1000e 222041 0
[root@hostname]# modinfo e1000e
filename: /lib/modules/2.6.32-279.el6.x86_64/kernel/drivers/net/e1000e/e1000e.ko
version: 1.9.5-k
license: GPL
description: Intel(R) PRO/1000 Network Driver
author: Intel Corporation, srcversion: 7E202E3E3946DC1ED84530F
alias: pci:v00008086d00001503sv*sd*bc*sc*i*

Now let’s install the new kmod-e1000e offered by elrepo:

[root@hostname]# yum list|grep -i e1000
kmod-e1000.x86_64 8.0.35-1.el6.elrepo elrepo
kmod-e1000e.x86_64 2.5.4-1.el6.elrepo elrepo
[root@hostname]# yum -y install kmod-e1000e.x86_64
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
* base: mirror.stanford.edu
* elrepo: repos.lax-noc.com
* epel: linux.mirrors.es.net
* extras: mirror.keystealth.org
* updates: linux.mirrors.es.net
Setting up Install Process
Resolving Dependencies
–> Running transaction check
—> Package kmod-e1000e.x86_64 0:2.5.4-1.el6.elrepo will be installed
–> Finished Dependency Resolution

Dependencies Resolved

======================================================================================================================================
Package Arch Version Repository Size
======================================================================================================================================
Installing:
kmod-e1000e x86_64 2.5.4-1.el6.elrepo elrepo 133 k

Transaction Summary
======================================================================================================================================
Install 1 Package(s)

Total download size: 133 k
Installed size: 505 k
Is this ok [y/N]: y
Downloading Packages:
kmod-e1000e-2.5.4-1.el6.elrepo.x86_64.rpm | 133 kB 00:00
warning: rpmts_HdrFromFdno: Header V4 DSA/SHA1 Signature, key ID baadae52: NOKEY
Retrieving key from file:///etc/pki/rpm-gpg/RPM-GPG-KEY-elrepo.org
Importing GPG key 0xBAADAE52:
Userid : elrepo.org (RPM Signing Key for elrepo.org)
Package: elrepo-release-6-6.el6.elrepo.noarch (installed)
From : /etc/pki/rpm-gpg/RPM-GPG-KEY-elrepo.org
Is this ok [y/N]: y
Running rpm_check_debug
Running Transaction Test
Transaction Test Succeeded
Running Transaction
Installing : kmod-e1000e-2.5.4-1.el6.elrepo.x86_64 1/1
Working. This may take some time …
Done.
Verifying : kmod-e1000e-2.5.4-1.el6.elrepo.x86_64 1/1

Installed:
kmod-e1000e.x86_64 0:2.5.4-1.el6.elrepo

Complete!

After installation, reboot your server, and you shall find driver updated.

About

I am founder and webmaster of www.linuxpcfix.com and working as a Sr. Linux Administrator (Expertise on Linux/Unix & Cloud Server) and have been in the industry from last 7 years.

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