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September 5, 2012

Identify WWN of FC card interface in RHEL6

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If you have many FC cards in your server like in this example, how to identify what are WWNs of dual FC interface i n first ISP2532 card on ...
August 28, 2012

Online resize of multipath device in RHEL 6

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Task: On RHEL 6 64-bit, perform online resize of filesystem /journal   from 50GB to 100GB. That filesystem is part of multipath ...

Serial console in RHEL 6

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There are changes between RHEL5 and RHEL6 about how to setup serial console. In RHEL 6 you no longer specify it in /etc/inittab, but leave i...
1 comment:
July 30, 2012

How to create ultra small Linux machine on Amazon EC2

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If you are using amazon aws services, you know that by default Amazon will let you use virtual machine with 8GB root filesystem. But sometim...
June 22, 2011

Set outgoing IP address in Solaris 10

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root@sol3 # route get default    route to: default destination: default        mask: default     gateway: 192.168.168.2   interface: e1...
February 10, 2010

rTorrent patch - almost linear downloading

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Are you rTorrent user? Want to play .avi files as soon as possible, while downloading? Then maybe this patch will you find handy. Info: test...
2 comments:
November 23, 2009

IP multipathing with RHEL 5

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In this page you can find sample working configs, which do following: - setup two bond interfaces (bond0, bond1) with 802.3ad support - s...

IO multipathing with RHEL 5

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In this post, we describe working IO multipathing configuration. Used technologies: RedHat Linux 5.4 64bit, 2x SunFire x4150, Sun StorageTek...
28 comments:
November 22, 2009

Turn on word wrapping in "pre" tag

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On Blogger, you need to edit template to turn on wrapping of tag "pre", otherwise long lines are not showing correctly. So paste t...
November 4, 2009

Redhat 5 + serial console setup

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Here is quick setup of serial console for RedHat 5. It works for other linux distros too. # grep agetty /etc/inittab S0:12345:respawn:/sbi...
August 22, 2008

Installing geoip netfilter module under fedora 9

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Just few tips, after you have patched current kernel sources and iptables, you want now compile geoip module (not whole kernel). So in kerne...
April 29, 2008

Using .htaccess files easy way

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If you have configured .htaccess file in your public_html like this... cat ~/public_html/private/.htaccess AuthType Basic AuthUserFile /path...
April 6, 2008

Setup Debian Etch on NSLU2 for torrent downloading

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Hi, if you don't already have cheap, small, power efficient and silent file server at home, meet NSLU2 . This is way of setting up Debia...
March 6, 2008

Shape application easy way

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Want to limit bandwidth for some specific program in userspace? Use trickle ! Example for shaping scp download to 100KB/s: trickle -d 100 sc...
February 15, 2008

Make kernel module 2.6

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To make kernel module under kernel 2.6, just rename module and execute make. # cat Makefile obj-m := ptpatch2008.o KDIR := /lib/module...