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From Sandy Pratt <prat...@adobe.com>
Subject RE: Simple OOM crash?
Date Mon, 20 Dec 2010 20:22:15 GMT
Woops!  Thanks for pointing that out :)

> -----Original Message-----
> From: Ryan Rawson [mailto:ryanobjc@gmail.com]
> Sent: Monday, December 20, 2010 12:07
> To: user@hbase.apache.org
> Subject: Re: Simple OOM crash?
> 
> Hi,
> 
> That page describes the behaviour of jrockit.  From what I have found
> reading the code, there is a limit but I forget what it is.
> 
> -ryan
> 
> On Mon, Dec 20, 2010 at 10:47 AM, Sandy Pratt <prattrs@adobe.com> wrote:
> > Just to close the loop on this, the default direct memory size is unbounded:
> >
> >
> http://download.oracle.com/docs/cd/E15289_01/doc.40/e15062/optionxx.ht
> > m#BABGCFFB
> >
> >
> >
> > -XX:MaxDirectMemorySize
> >
> > This option specifies the maximum total size of java.nio (New I/O package)
> direct buffer allocations.
> >
> > Format
> >
> > -XX:MaxDirectMemorySize=size[g|G|m|M|k|K]
> >
> > Example
> >
> > java -XX:MaxDirectMemorySize=2g myApp
> >
> > Default Value
> >
> > The default value is zero, which means the maximum direct memory is
> unbounded.
> >
> >
> >
> >> -----Original Message-----
> >> From: Todd Lipcon [mailto:todd@cloudera.com]
> >> Sent: Sunday, December 19, 2010 14:57
> >> To: user@hbase.apache.org
> >> Subject: Re: Simple OOM crash?
> >>
> >> On Fri, Dec 17, 2010 at 7:37 PM, Sandy Pratt <prattrs@adobe.com> wrote:
> >>
> >> > -XX:MaxDirectMemorySize=100m
> >>
> >> Yep, I always leave that at the default, whatever that might be.
> >>
> >> -Todd
> >> --
> >> Todd Lipcon
> >> Software Engineer, Cloudera
> >

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