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Why is the Cisco Prime Drive Utilization so full?

d.hanshaw
Level 1
Level 1

I am running LMS Prime 4.2.2 on a Cisco UCS Red hat

The Critical Message Window is showing that the /opt/CSCOpx is 60% full.

This is usually only 9 to 10%

I have done 2 log rotation and the files are below warning size.

I do notice the following java_pid**.hprof files are extremely large.

-rw-------   1 casuser casusers 289620216 Jun 28 2012 java_pid13396.hprof

-rw-------  1 casuser casusers 292255727 Jun 26 2012 java_pid6277.hprof

-rw-------   1 casuser casusers 444012686 Jun 19 2012 java_pid7415.hprof

I would greatly appreciate if anyone has an idea and could pass it on to me.

1 Reply 1

AFROJ AHMAD
Cisco Employee
Cisco Employee

Hi ,

The HPROF files are the background files which can be deleted and it has no
impact on LMS .
 
HPROF is a demonstration profiler shipped with the IBM SDK that uses the
JVMTI to collect and record information about Java execution. Use it to work
out which parts of a program are using the most memory or processor time. To
improve the efficiency of your applications, you must know which parts of
the code are using large amounts of memory and CPU resources. HPROF is one
of the nonstandard extensions to java, and is invoked like this:

 
java -Xrunhprof[:=,...] 
 
When you run Java with HPROF, an output file is created at the end of
program execution. This file is placed in the current working directory and
is called java.hprof.txt (java.hprof if binary format is used) unless a
different filename has been given. This file contains a number of different
sections, but the exact format and content depend on the selected options.
 
If you need more information about HPROF than is contained in here, see
http://java.sun.com/developer/technicalArticles/Programming/HPROF.html
 
So mostly your server is making these logs on the original folder CSCOpx
whenever there is a Java execution and because LMS is heavily java based
they all are in the working directory.
 
So, in future even if you remove them, they may come again, but in short
will not impact LMS.

Thanks

Afroz

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