Posts Tagged ‘Support’

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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