Linux

Samba is normally used when you want to share disk space between Linux and Windows machines. The Network File System protocol (NFS) is used when disks/directories need to be shared between different Linux servers, and for that its a preferred choice. The data storage disks on Linux  contain files stored in filesystems with a standardized […]

Continue reading about How To : Install and Configure NFS Server and Client on Linux – Remote Disk Access with NFS

Riz Khan on December 2nd, 2010

Ever faced a problem with your ssh connection dying in middle of an installation Or in middle of data transfer ? scp rsync stopping in middle due to a ” Connection Closed ” message ? Linux has a solution for you for this very scenario.  It has a utility that allows you to run any […]

Continue reading about How To : Install and Use screen in Linux

Riz Khan on November 28th, 2010

When its comes to optimizing and tuning Mysql the most important aspect is to identify the inefficient/slow queries. So the question arises how we can find the queries which are taking long time to execute so we can optimize/improve them to improve the overall performance. Mysql helps us with its built in support for logging […]

Continue reading about How To : Enable slow query log in mysql

Riz Khan on November 20th, 2010

Munin is a networked resource monitoring tool that can help analyze resource  trends and usage. It can monitor a wide variety of servers and equipment e.g.  servers, vpss, networks, applications etc. Munin provides very useful graphs with resource usage listed for different time periods like , daily , weekly and monthly graphs. Installation of Munin […]

Continue reading about How To : Install munin on cPanel servers and vpss

Emails not getting delivered to inbox of yahoo, hotmail and gmail is a common problem that many users face due to different reasons, many times its IP reputation or the email activity on the shared environment. spf and domainkeys can help with this situation to get the emails delivered directly to inbox. cPanel documentation has […]

Continue reading about How To : “Setting up spf and DomainKeys records on cPanel servers”

Many times if you find apache processes dying in the top process list or apache failing to start completely then one of the reasons could be a log file larger than 2Gb , which is indicated by the below error in the apache error logs : child pid XXXX exit signal File size limit exceeded […]

Continue reading about Error : ” child pid exit signal File size limit exceeded (25) in Apache ” Resolution