memory leaks?
Daniel D. Daugherty
daniel.daugherty at oracle.com
Fri May 25 13:10:48 PDT 2012
OK, that rules out the two native memory leaks that I fixed
earlier this year.
Dan
On 5/25/12 2:09 PM, Srinivas Ramakrishna wrote:
> Hi Dan -- I don't believe either is being used in this case.
>
> -- ramki
>
> On Fri, May 25, 2012 at 12:07 PM, Daniel D. Daugherty
> <daniel.daugherty at oracle.com <mailto:daniel.daugherty at oracle.com>> wrote:
>
> Hey Ramki!
>
> Do you happen to know if java.lang.instrument, JVM/TI
> RedefineClasses()
> or JVM/TI RetransformClasses() is being used by the system?
>
> Dan
>
>
>
> On 5/25/12 12:53 PM, Srinivas Ramakrishna wrote:
>
>
> Just a quick question in case any one might remember off the
> top of their head...
>
> Are there any native memory leaks that may have been fixed in
> JDK 7 and 8 that haven't yet
> been backported to JDK 6uXX?
>
> No need for any research... just a quick check to see if
> anyone recalls anything recently that
> fixed native leaks... i'll go check the hg logs momentarily to
> see if anything jumps out.
>
> I am suspecting some 64 M segments that I see in pmap, and am
> yet to figure out when and where
> these are coming from... The leak is abrupt and likely the
> result of a rather rare/infrequent event.
> I'll see if I can find a DTrace that works on Linux and log
> mmap/munmap calls to get more info.
>
> thanks for any (even very vague) pointers.
> -- ramki
>
>
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