Backporting 8020983: OutOfMemoryError caused by non garbage collected JPEGImageWriter Instances

[Andrew Hughes]

----- Original Message -----
> On 08/27/2013 12:01 PM, Andrew Hughes wrote:
> > ----- Original Message -----
> >> Hi Andrew,
> >>
> >> On 08/27/2013 11:22 AM, Andrew Hughes wrote:
> >>> 0.  What problem does this solve?
> >>
> >> The current code has memory leaks. With some usage patterns, Java will
> >> run heap space. For more details, please see the bug:
> >> http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=8020983
> >>
> > 
> > "This image writer object will never be garbage collected. This is
> > reproducible with java 6u45. It works fine for us until version 6_u43."
> > 
> > It sounds like a recent regression.  Have you been able to reproduce the
> > issue
> > on OpenJDK 6?
> 
> Yes, it was originally reported against icedtea6-1.11:
> https://bugzilla.redhat.com/show_bug.cgi?id=976897
> 
> > Ok, it should probably also go in 1.11.x and 1.12.x if the issue is present
> > there.
> 
> Will do.

A number of other JPEG backports [0] were included in IcedTea 1.x and may be worth
considering for OpenJDK.  With these applied, 8020983 applies as it is in 7.

[0] http://icedtea.classpath.org/hg/icedtea6/rev/de0023a3d26d


-- 
Andrew :)

Free Java Software Engineer
Red Hat, Inc. (http://www.redhat.com)

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