Realtime File System Replication On FreeBSD http://phaq.phunsites.net/2006/08/11/realtime-file-system-replication-on-freebsd/ DRBD http://www.drbd.org/ CSync2 http://oss.linbit.com/csync2/ – http://linux-ha.org/DRBD Setup of high availability NFS servers http://linux-ha.org/HaNFS Logical Volume Manager (Linux) http://en.wikipedia.org/wiki/Logical_Volume_Manager_(Linux) LVM2 vs MD IBM General Parallel File System http://en.wikipedia.org/wiki/General_Parallel_File_System NAS: SMB a NFS SAN: Xsan
BIND named: rndc: ‘reload’ failed: CNAME and other data
Problem You get the following error while loading (or reloading) a zone: rndc: ‘reload’ failed: CNAME and other data Analysis You have probably two entries of the same name in the zone file of that domain (usually in “$BIND_ROOT/var/named/named.yourdomain.com”), i.e.:
Creating new certificate for Cyrus POP3d and IMAPd
View your /usr/local/etc/imapd-ssl file for the following lines: COURIERTLS=/usr/local/bin/couriertls … TLS_CERTFILE=/usr/local/share/imapd.pem So now we now that the certificate is stored in the following file: /usr/local/share/imapd.pem Another important file is: /usr/local/etc/imapd.cnf This file stores information for certificate generation: RANDFILE = /usr/local/share/imapd.rand
Teaching SpamAssassin HAM and SPAM
Problem How to make SpamAssassin learn which emails are HAM and SPAM? Solution Use sa-learn utility which enables to teach SPAM and HAM to SpamAssassin. First though you must learn which user is running the amavisd process. # ps aux
PostgreSQL Installation on Mandriva
This blog explains in three easy steps how to make a simple PostgreSQL database install on Mandriva with nice PHP-based web management system. The actual install was made on Mandriva 2007 Spring (2007.1).