Sysadmin

Role-based access control in SELinux

http://www.ibm.com/developerworks/linux/library/l-rbac-selinux/?S_TACT=105AGX99&S_CMP=CP example how to configure access using SELinux on Fedora 8

[russian] Сравнение производительности cryptoloop (losetup), dm-crypt (cryptsetup), dm-crypt LUKS (cryptsetup); AES vs blowfish - Чип и Дейл спешат на помощь

http://blog.unixstyle.ru/index.php?/archives/23-cryptoloop-losetup,-dm-crypt-cryptsetup,-dm-crypt-LUKS-cryptsetup;-AES-vs-blowfish.html linux disc encryption method – raw speed benchmarks

I can make your site run 10 times faster - Programming - SoftwareProjects

http://www.softwareprojects.com/resources/programming/t-i-can-make-your-site-run-10-times-faster-1462.html nice summary for the above

Exploiting IIS via HTMLEncode (MS08-006)

https://strikecenter.bpointsys.com/articles/2008/02/13/exploiting-iis-via-htmlencode-ms08-006 interesting patch analisys article, shows how to dig up vulns from patches

Networking scalability on high-performance servers

http://www.ibm.com/developerworks/linux/library/l-scalability/index.html?S_TACT=105AGX01&S_CMP=LP number of benchmarks of linux networking on SMP servers, with some tuning suggestions.

High Performance Enabled SSH/SCP [PSC]

http://www.psc.edu/networking/projects/hpn-ssh/ interesting analysis about network performance

Hypertable: An Open Source, High Performance, Scalable Database

http://hypertable.org/ new project that tries to do open source “BigTable” implementation

Linux.com :: Efficient rsyncrypto hides remote sync data

http://www.linux.com/feature/125322 small tools to rsync encrypted files

Ptop -- postgresql top (and other similar utils) [Russian]

http://www.opennet.ru/opennews/art.shtml?num=13909 postgresql top and other similar monitoring tools for mysql, linux io, etc

Red Hat Magazine | Tips from an RHCE: Visualizing audit logs with mkbar

http://www.redhatmagazine.com/2008/01/22/tips-from-an-rhce-visualizing-audit-logs-with-mkbar/ how to get pretty graph from log/audit