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From Peter Alvin <>
Subject SOLVED: Kinda Urgent: Huge Temporary Files (>2BG) Fill Up Root Partition (mrfxxxxx.tmp files?)
Date Fri, 03 Sep 2004 22:43:16 GMT
Thank you so much for your suggestions!
The error is indeed in my code, specifically in a 
MultipartRequest-related class that I downloaded from JavaPro 
magazine.  I never suspected this code because I didn't write it.  I 
guess there is a bug in their code that I now have to investigate 
that;  at least I now know the source of the problem!
Peter Alvin
mobile 719-210-3858
On Fri, 3 Sep 2004 04:38:22 -0600, Peter Alvin wrote:
>Someone on the user list recommended I post my question on the
>developer list.  Any help would be greatly appreciated!
>I've spent about 5 hours researching this myself--including the
>mailing list archives--and have yet to find any references let alone
>solutions.  There are no references to "mrf" files that are causing
>me grief.   This posting is my only hope! :)
>Here's the scoop: Massively HUGE .tmp files grow in this directory:
>Here is an example:
>-rw-r--r--    1 tomcat4  tomcat4         0 Sep  2 11:21 mrf20758.tmp
>-rw-r--r--    1 tomcat4  tomcat4         0 Sep  2 11:20 mrf20757.tmp
>-rw-r--r--    1 tomcat4  tomcat4         0 Sep  2 11:19 mrf20756.tmp
>-rw-r--r--    1 tomcat4  tomcat4  2272915456 Sep  2 11:19
>-rw-r--r--    1 tomcat4  tomcat4         0 Sep  2 11:17 mrf20755.tmp
>-rw-r--r--    1 tomcat4  tomcat4         0 Sep  2 11:17 mrf20754.tmp
>-rw-r--r--    1 tomcat4  tomcat4         0 Sep  2 11:16 mrf20753.tmp
>I don't know what these files are for nor why some of them grow to
>over 2GB.
>It's kinda urgent because this kills our server every 24 hours or 
>It forces me to stop tomcat, delete the files, then re-start.
>Sometimes I have to do a kill -9 on the tomcat process because the
>process is apparently stuck still trying to write yet more bytes to
>these files!
>Incidently, we have another server with the same directory, but 
>are only just a few of these mrf files and they don't grow to be 
>big--so, it's not a problem on the other server.
>Also incidently, our Java program uses a lot of memory which causes
>frequent and long garbage collections.  Are these related?
>Can anyone help?  What are these files for?
>Peter Alvin
>mobile 719-210-3858

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