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Update 02.06.15: added Tahoma2 fonts to make it look better Update 05.12.15: Some Issues with disconnects from the server seem to be resolved with Wine 1.8 RC1.staging. Using it now for more than a week without any issues anymore. This bothered me for quite some while now. As mentioned before there is no native client GUI for XenServer on Linux. XOA is nice as an appliance, but if that appliance either  doesn’t start or you need some features that are not in there you are either stuck to the command line or to XenCenter on Windows. I spend some time now to get it running under wine, and here is the howto. You need PlayonLinux for this. You could either install the maintainer version or download the latest and greatest version from their webpage and install it. apt-get install playonlinux Once opening Play on Linux you can install under Tools – Manage Wine Version the […]

This was first posted on http://linuxdistributions-lifecycle-comparison.cloud7-itconsult.com Overview of the Support Lifecycle for a few selected Enterprise Linux Distributions. Last Updated 26.11.2014 RedHat Enterprise Linux (13 year extended support) RedHat Enterprise Linux RHEL 7 RHEL 6 RHEL 5 RHEL 4 RHEL 3 Release Date 10-Jun-14 10-Nov-10 15-Mar-07 14-Feb-05 23-Oct-03 EOL End of Life 30-Jun-24 30-Nov-20 31-Mar-17 29-Feb-12 31-Oct-10 EOS Final end of Support (Extended) 30-Jun-27 30-Nov-23 31-Mar-20 31-Mar-17 30-Jan-14 Currently under support? YES YES YES YES NO Lifetime in Years 13.0 13.0 13.0 12.1 10.3 Life kernel patching available? YES kpatch Dynamic Kernel Patching NO NO NO NO CentOS Linux (10 year lifecycle) CentOS Linux CentOS 7 CentOS 6 CentOS 5 CentOS 4 CentOS 3 Release Date 7-Jul-14 10-Jul-10 12-Apr-07 9-Mar-05 19-Mar-04 EOL End of Life 30-Jun-24 30-Nov-20 31-Mar-17 29-Feb-12 31-Oct-10 EOS Final end of Support (Extended) N/A N/A N/A N/A N/A Currently under support? YES YES YES NO NO Lifetime in Years 9.9 10.3 9.9 6.9 6.6 Life kernel patching available? YES kpatch Dynamic Kernel Patching NO NO NO NO Oracle Enterprise Linux Oracle Linux OEL 7 OEL 6 OEL 5 Release Date Jul-14 Feb-11 Mar-07 EOL End of Life […]

Here you get a running NTP client in 1 minute: RedHat/CentOS/Scientific Linux Install NTP in Debian/Ubuntu Solaris (9,10,11) RedHat/CentOS/Scientific Linux sudo yum install ntp chkconfig ntpd on Make saure you have a few server in the ntp.conf # cat /etc/ntp.conf |grep server # Use public servers from the pool.ntp.org project. server 0.centos.pool.ntp.org server 1.centos.pool.ntp.org server 2.centos.pool.ntp.org #or for Redhat server 0.rhel.pool.ntp.org server 1.rhel.pool.ntp.org server 2.rhel.pool.ntp.org check for the servers by using # ntpq -pn remote refid st t when poll reach delay offset jitter ================================================================== 54.247.170.181 194.109.22.18 3 u 8 64 3 36.923 12.195 11.683 94.247.49.238 .GPS. 1 u 6 64 3 27.578 2.822 3.068 46.51.185.173 193.190.230.65 2 u 8 64 3 17.190 3.408 2.773 Set the server and time by selecting one serer to contact: service ntpd stop ntpdate -b 0.rhel.pool.ntp.org service ntpd start check date: date   Install NTP in Debian/Ubuntu #apt-get install ntp ntpdate ntp-server This will […]

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