https://letsencrypt.org is now live (but in beta). Centos 6 users needs Python 2.7 (use SCL) after applying for betas at letsencrypt. CentOS 7 works just fine.
Most mayor sites are now moving away from Flash, which is a really god thing! It has been a really slow process but this summer things have changed and suddenly many sites have stopped using Flash. The web will be much better (eventually).
Did a test of the new OpenVZ / Virtuozzo 7, I used the bare metal ISO installer and that was a really nice experience for a beta product. When the initial bugs have been sorted out (as yum update etc) it will be quite a step forward. It certainly will be better and easier to manage a OpenVZ – and the upgrade to a new kernel version is welcome.
It is quite simple to install a more recent postfix version on centos 6.
name=Latest upstream Postfix 2.9.x and 2.10.x release for RHEL6
name=Latest upstream Postfix 2.9.x and 2.10.x release for RHEL6 - Source
Then do a regular yum update.
Har i dagarna testat CityCloud, Azure och Googles Developers Console genom att installera Centos 6 & 7. Visst funkar det mycket bra men här kommer ett par iakttagelser. Fortsätt läsa Server i molnet