http://lwn.net/Articles/377391/ Article covers SCALE8x presentation from Ronald Minnich /Scandia Nat. Labs/ about issues involved running large scale networks [ >10M nodes ] . Article contains a lot of useful links, recommended reading.
http://blog.funil.de/sinuspl/2008/08/14/cisco-asa-linux-und-qemu/ Notes about ASA 8.02 firmware: after some tricks with hexdump, dd and gzip, the guy was able to extract linux x86 initrd image from
http://ccie-in-3-months.blogspot.com/2010/02/get-your-hands-dirty-with-linux-on.html internal details about Cisco ASR1000 “platform” router, including hardware details (/proc/cpuinfo, dmesg)
http://www.ibm.com/developerworks/linux/library/l-libvirt/index.html useful article about “libvirt” - a common management interface for different visualization software
http://forum.ixbt.com/topic.cgi?id=76:9253 dnl # prohibit creation of MSA daemons with default settings
http://thread.gmane.org/gmane.comp.file-systems.btrfs/4311/focus=4342 Currently ext2, will move to ext4 . Read the discussion for more info
http://en.wikipedia.org/wiki/CFQ notes about Linux IO Scheduler - CFQ [Completely Fair Queue] . Also see http://en.wikipedia.org/wiki/Noop_scheduler http://en.wikipedia.org/wiki/Anticipatory_scheduling http://en.wikipedia.org/wiki/Deadline_scheduler
http://btrfs.wiki.kernel.org/index.php/Main_Page BTRFS is a new ZFS-like linux file system, it is present in the recent kernels with “experimental” status.
http://www.linuxjournal.com/article/6931 Kernel Korner - I/O Schedulers
http://www.linuxjournal.com/article/8172 LinuxJournal ‘2005 article about how to bridge 2 network interfaces in linux