How to make Explorer Report with Oracle Explominer tool


In this topic I will provide detail information how to generate system wide report based on Oracle Explorer Output

In System Administration and Support service work is very often is necessary to find out the root cause
of Solaris OS performance issues or Sun HW firmware revision analyze. To do is necessary to have
explorer output from current investigated system. Explorer package can be downloaded and installed
separate from Oracle Download web site or installed from EIS (Enterprise Installation Service ) DVD media.

The explorer packages is named – SUNWexplo. Install it as required pkgadd -d /cdrom/sun/tools/explorer/ SUNWexplo
Once you installed it – run to collect explorer report:

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How to analyze Oracle Solaris OS crash dump


In this topic I will provide information how to generate Oracle Solaris OS crash dump report using Solaris Crash Analyzer Tool.


Here I will provide information how to find out root cause of Oracle Solaris OS crash dump reboot or hung up.

If your system properly installed and configured according EIS (Enterprise Installation Standard) – then you dump

device must be configured as separated raw disk and must have size at least more than installed physical memory

on the server. In most system the dump device is the same swap device. If your system is frame based and installed memory

is more than 320GB ( SAS disk) – then you need assign to the system dedicated dump device no less thane size of physical

memory. Otherwise – in time when system will go to crash dump, the memory state will fully dumped to the dump device

and you will lose last memory snapshot to make root cause analyze of system crash.

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If You break Sun Enterprise M3000/M4000/M5000/M8000/M9000 Servers Domain


Here I want share information about how to recover Sun Enterprise M3000/M4000/M5000/M8000/M9000 Servers Domain if you break it from Oracle/Sun Solaris 10 OS environment.

“Any word at all is a candidate.

Use words to see the entire dictionary”

 

This messages you can usually meet whet you trying in panic way to bring system back online ………

Now I will explain what exactly going on in similar scenarios.

This is example of log from XSCF of domain console:

Continue reading “If You break Sun Enterprise M3000/M4000/M5000/M8000/M9000 Servers Domain” »



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