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HBase, mail # dev - Runtime exceptions during meta scan


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Shrijeet Paliwal 2011-12-08, 21:13
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Shrijeet Paliwal 2011-12-14, 18:07
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Ted Yu 2011-12-14, 18:56
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Shrijeet Paliwal 2011-12-14, 18:59
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Ted Yu 2011-12-14, 19:03
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Re: Runtime exceptions during meta scan
Shrijeet Paliwal 2011-12-14, 19:28
Here https://gist.github.com/1478070

On Wed, Dec 14, 2011 at 11:03 AM, Ted Yu <[EMAIL PROTECTED]> wrote:
> I was just saying that upgrading wouldn't incur any regression in your
> codebase.
> The major motiv is to make code matching easier.
>
> Or maybe you can publish the patched HCM.
>
> On Wed, Dec 14, 2011 at 10:59 AM, Shrijeet Paliwal
> <[EMAIL PROTECTED]>wrote:
>
>> Hi Ted,
>> Thanks for replying.
>> Like I mentioned in the mail " Line numbers in stack trace may not
>> match with 0.90.3 branch because of extra patches we have. "
>> We already have 4508 backported. Curious why you thought of that issue?
>>
>> On Wed, Dec 14, 2011 at 10:56 AM, Ted Yu <[EMAIL PROTECTED]> wrote:
>> > Looking at the tip of 0.90, I didn't find the exact line of code where
>> NPE
>> > was thrown.
>> > 0.90.5RC0 is available and it contains HBASE-4508. Is it possible to
>> > upgrade ?
>> > Cheers
>> >
>> > On Wed, Dec 14, 2011 at 10:07 AM, Shrijeet Paliwal
>> > <[EMAIL PROTECTED]>wrote:
>> >
>> >> For what it is worth, the client was doing Full GC every 10th second
>> >> while this was happening.
>> >> We recently increased new gen size on few of the clients as a part of
>> >> an experiment and all those clients suffer this situation I describe
>> >> in the mail earlier.
>> >>
>> >> On Thu, Dec 8, 2011 at 1:13 PM, Shrijeet Paliwal
>> >> <[EMAIL PROTECTED]> wrote:
>> >> > Hi,
>> >> > Version: 0.90.3 + patches back ported
>> >> >
>> >> > The other day our client started spitting these two runtime
>> exceptions.
>> >> Not
>> >> > all clients connected to the cluster were under impact. Only 4 of
>> them.
>> >> > While 3 of them were throwing NPE, one of them was
>> >> > throwing ArrayIndexOutOfBoundsException. The errors are :
>> >> >
>> >> > 1. http://pastie.org/2987926
>> >> > 2. http://pastie.org/2987927
>> >> >
>> >> > Clients did not recover from this and I had to bump them.
>> >> >
>> >> > I wish to understand, since we are catching runtime exception in this
>> >> block
>> >> > of code - do we expect this kind of behavior. Also with the given
>> stack
>> >> > trace I can not tell which line caused NPE of AIOBE.
>> >> >
>> >> > Thanks.
>> >> >
>> >> > -Shrijeet
>> >> > PS: Line numbers in stack trace may not match with 0.90.3 branch
>> because
>> >> of
>> >> > extra patches we have.
>> >>
>>
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Ted Yu 2011-12-14, 20:10
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Shrijeet Paliwal 2011-12-14, 20:33
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Ted Yu 2011-12-14, 20:45
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Shrijeet Paliwal 2011-12-14, 21:15
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Ted Yu 2011-12-14, 21:17
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Shrijeet Paliwal 2011-12-15, 03:25
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yuzhihong@... 2011-12-15, 04:47
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Shrijeet Paliwal 2011-12-15, 05:30