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Category: Debugging Tools

Debugging Tools/Internet/Network Tools/Unix Admin

Net-SNMP configuration for non-root AgentX application

Posted on January 9, 2017 by Vishal Jain

By using a TCP Socket one can allow a non-root AgentX application/agent to connect to Net-SNMP masteragent. But this should be used for development purpose only...

Debugging Tools/Software Debug

Application Logging Improvement – Part 3 Making it Readable

Posted on March 15, 2015 by Vishal Jain

By Creating vim syntax file, machine readable logs can be made human readable. There are other ways to do this too and i just give an example of using vim. User...

Debugging Tools/Software Debug

Application Logging Improvement – Part 2 Multithreading

Posted on February 15, 2015 by Vishal Jain

To avoid overstepping during logging create log local LogBuffer so each thread can independently log without synchronizing. At certain intervals, they can synch...

Debugging Tools/Misc/Software Debug

Application Logging Improvement Plan – Part 1

Posted on January 17, 2015 by Vishal Jain

Application logs should be machine readable because it simplifies automated jobs to distill them for monitoring and management. For manual troubleshooting log c...

Debugging Tools/Network Tools/Open Source Tools/Unix Admin

snmp : find network information of a system centrally

Posted on August 6, 2011 by Vishal Jain

Using snmpwalk on interface table (1.3.6.1.2.1.4.20.1.1 and 1.3.6.1.2.1.4.20.1.3) one can retrieve network information of a system centrally.

Bash/Debugging Tools/OS Interoperability/Shell Scripts

Unix : find affected by current working directory

Posted on February 5, 2011 by Vishal Jain

Many Unix variants (including latest Solaris 11 Express) use a version of find that first looks for current working directory. And if that current working direc...

Bash/Debugging Tools/Unix Admin

bash : Self redirect of Script’s output to a file

Posted on September 4, 2010 by Vishal Jain

Using shell builtin exec, ouput and error output streams of a script can be redirected just like ">" or ">>" operators.

Debugging Tools/OS Interoperability/Unix Admin

SunOS : List dynamic libraries loaded by a running process or core

Posted on July 28, 2010 by Vishal Jain

While ldd can provide the dynamic library location for a binary, pldd can provide which libraries were really used (both for a running process and also for the ...

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