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From Robin Verlangen <ro...@us2.nl>
Subject Re: Cassandra OOM crash while mapping commitlog
Date Mon, 13 Aug 2012 19:33:54 GMT
3 hours ago I finished the upgraded of our cluster. Currently it runs quite
smooth. I'll give an update within a week if this really solved our issues.

Cheers!

2012/8/13 Robin Verlangen <robin@us2.nl>

> @Tyler: We were already running most of our machines in 64bit JVM (Sun,
> not the OpenJDK). Those also crashed.
>
> @Holger: Good to hear that. I'll schedule an update for our Cassandra
> cluster.
>
> Thank you both for your time.
>
>
> 2012/8/13 Holger Hoffstaette <holger.hoffstaette@googlemail.com>
>
>> On Sun, 12 Aug 2012 13:36:42 +0200, Robin Verlangen wrote:
>>
>> > Hmm, is issue caused by some 1.x version? Before it never occurred to
>> us.
>>
>> This bug was introduced in 1.1.0 and has been fixed in 1.1.3, where the
>> closed/recycled segments are now closed & unmapped properly. The default
>> sizes are also smaller.
>> Of course the question remains why an append-only commitlog needs to be
>> mmap'ed in the first place, especially for writing..
>>
>> -h
>>
>>
>>
>
>
> --
> With kind regards,
>
> Robin Verlangen
> *Software engineer*
> *
> *
> W http://www.robinverlangen.nl
> E robin@us2.nl
>
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>


-- 
With kind regards,

Robin Verlangen
*Software engineer*
*
*
W http://www.robinverlangen.nl
E robin@us2.nl

Disclaimer: The information contained in this message and attachments is
intended solely for the attention and use of the named addressee and may be
confidential. If you are not the intended recipient, you are reminded that
the information remains the property of the sender. You must not use,
disclose, distribute, copy, print or rely on this e-mail. If you have
received this message in error, please contact the sender immediately and
irrevocably delete this message and any copies.

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