Monthly Archives - July 2008

How-to-Resize-tmp-Partition

How to Resize /tmp Partition

Step by step instructions on how to resize /tmp partition on the server. This is required only when you have less space alloted for /tmp partition causing problems with webserver showing errors or mysql database connect errors. Please follow the below procedure with commands specified to free some resources on /tmp partition. First stop the following services on the server. service chkservd stop service httpd stop service mysql stop service postgresql stop After all the services are stopped, Immediately try to unmount the tmp partition. umount /tmp If [...]

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RAID-Setup

RAID Setup

The following steps will explain you how to setup RAID 1 on a Linux Server:- Make sure you backup all-important data before using this tutorial. I will be not responsible for data loss. But what is a RAID 1? A single hard drive is mirrored i.e. an exact copy is made of the original drive. Thus, it result into the increased fault tolerance and easy data recovery option for single server. Why I am setting a RAID-1 on running system? Old system admin did [...]

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DNS-Overview

DNS Overview: A-Records / CNAMES / MX / TEXT

A Record Section: Most records will be A records. This allows the greatest versatility in pointing your domain names where you want them go. Each record consists of a host name and an IP address. Host field: The host name for that particular A record. The host name should be what precedes the .domain.com in your FQDN (fully qualified domain name). For instance, on www.domain.com, “www” is the host (without the quotation marks). Whatever is listed here, the lookup will automatically [...]

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MailEnable: Message Delivery Has Been Delayed

MailEnable: Message Delivery Has Been Delayed Mail Enable Administrator > Servers > localhost > Connectors > SMTP > Properties 1. DNS server should be valid. It must resolve any correct host name. 2. Fully Qualified Domain Name (FQDN) should be properly resolved in DNS. 3. Bound IPs for SMTP should have correctly resolvable PTR DNS records (Mail Enable Administrator > Servers > localhost > Connectors > SMTP > Properties > Inbound tab) This can be checked using http://www.dnsstuff.com Go to Reverse DNS lookup section and [...]

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Apache Error: “semget: No space left on device”

The error indicates that apache failed and will not start again, check the error log If you see an error similar to the following, it could indicate that your server has run out of semaphores and apache cannot be started.  Error log file under /usr/local/apache/error_log reports the following errors: [emerg] (12)Cannot allocate memory: mod_fcgid: Create process manager error [error] (28)No space left on device: Cannot create SSLMutex Configuration Failed The errors mean that there is no available IPC (inter-process communication)  resources in [...]

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How to Enabling Parent Paths (IIS 6.0)

What is Enabling Parent Paths in IIS ? Windows is the most popular platform for the developments of the various web sites. It provides the various developers with the ability to design a site with the use of the windows operating system. This platform is widely accepted because of the different technologies that it supports. Some of the technologies supported compromise of COM, Active Server Pages ( ASP ) and the latest one in the row is .net. Windows hosting [...]

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