Befor going for troubleshooting please confirm that you really having ” system hang “ Symptoms of System hang: System appears to be hung system is not pingable can not login can not execute commands can not mount shares can not start/stop services system not responding hanging...
Linux LVM / Storage Migrations / Unix Intermediate / VxVM Learning / VxVM Migrations / VxVM Troubleshooting
by Ramdev · Published March 26, 2022
Storage Operation VXVM RHEL LVM2 Installation and Configuration Installed using Veritas installer Installed as part of standard build via rpm Scan for new devices # vxdctl enable # vgscan Print list of volumes # vxprint -v # lvdisplay -C Print current config (detailed) # vxdg list # vgdisplay list volume...
Just running individual commands from the shell script is useful, but this has its limitations. Often, you’ll want to incorporate other data in your shell commands to process information. You can do this by using variables. Variables allow you to temporarily store information within the shell...
This is a step by step procedure to grow a root filesystem which is mirrored using Solstice Disksuite or Solaris Volume Manager. It is strongly recommended that a backup of the root filesystem be performed prior to following this procedure. Also, experience with the Disksuite or Solaris Volume...
1. What option can you change in the rsyslog config file to accept remote logs (acting as a centralized logging server)? 1a. Uncomment the following line in the /etc/rsyslog.conf file: #$ModLoad imudp.so #$UDPServerRun 514 2. What two commands are special for dealing with user login events?...
The inetd daemon The inetd daemon is best described as a super-server, created to manage many daemons or services. It listens to multiple ports, and invokes only requested services. This reduces the load that services place on a system, because it means that network services –...
Just discussing some of the common sendmail issues and troubleshooting procedures in linux Problem: Sendmail can not send mail to users in other domains. Problem: Error log in sendmail.log. Problem:Sendmail rejects connection. Problem:Can not send email via web access client. Problem: Sendmail hangs on boot Problem:...
A few special bash shell variables track command line parameters. This section describes what they are and how to use them. Counting parameters As you saw in the last learning article, you should verify command line parameters before using them in your script. For scripts that...
Solaris Admin / Solaris Networking / Solaris Troubleshooting / Unix Intermediate
by Ramdev · Published March 19, 2022
The Difference Between the Sendmail Daemon in Solaris 9/10 and Prior versions With the release of Sendmail 8.12.1, significant changes were made to how Sendmail is installed and used. Historically Sendmail was installed as a set-uid binary that was owned by user root. Due to the security...
Solaris Admin / Solaris How-to / Solaris Troubleshooting / SUN Hardware
by Ramdev · Published March 18, 2022
Access Server’s OS Console from the LOM service Processor: Server Models : SunFire V100/V120/V1280/E2900 and Netra 1280/1290 You can use below command to navigate between Server OS console and LOM port: connecting to console from LOM prompt: sc/lom>console Returning to LOM from the Server console...
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