Linux

http://forums.virtualbox.org/viewtopic.php?f=3&t=15679 example Xorg config for recent ubuntu/fedora

http://www.montanalinux.org/interview-red-hat-rhev.html Some info about redhat new product RHEV (RedHat Enterprise Virtualization), which is based on SolidICE (KVM-based) product from Qumranet, which has been recently acquired by RedHat.

http://lxr.linux.no/+trees linux kernel code cross-reference: you can quickly look up a piece of code,, find out in what version it appeared first, and so on.

http://lwn.net/Articles/362339/#Comments notes from LWN about RPS patch – a way to distribute incoming traffic coming from 1 source (1 NIC, 1 queue, 1 IRQ line) via multiple CPU by hashing tcp headers and distributing by hash across multiple CPU/Cores

http://ourobengr.com/ha page explains classic “deadlock” case for HA cluster.

http://lists.xensource.com/archives/html/xen-devel/2009-03/msg00530.html note from redhat engineer explaining what version of xen is used in RHEL 5.x (this is not that simple, hence this post)

http://lwn.net/Articles/104185/ whenever your are in discussion about OOM, make sure you mention this :-)

http://vger.kernel.org/netconf2009_slides/nehalem_pps_comparison.pdf test results for linux routing performance on recent intel “nehalem” CPUs and 10G ethernet

http://files.agoragames.com/jason/railsconf09/ notes about [web] infrastructure monitoring from well-known game company (call of duty, gitar hero).

http://blogs.amd.co.at/robe/2008/12/graphing-linux-disk-io-statistics-with-munin.html tells you about a plugin (a perl script ) for munin that will collect linux disk IO stats and send it to munin for pretty graphs.