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Date: Thu, 18 Apr 2013 18:49:50 +0100
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 <CABvT1DHcf9=LCETWDUq9ziboLqHW9bq535B47vg4XX4+NujcLw@mail.gmail.com>
Subject: Re: Corrupted database example file
From: Robert Newson <rnewson@apache.org>
To: "dev@couchdb.apache.org" <dev@couchdb.apache.org>
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Hi Ashraf,

You've replied to an existing thread about a different topic, we'll
respond to your query when you start a new thread.

B.

On 18 April 2013 18:47, Ashraf <ashrafjanan@yahoo.com> wrote:
> Hello all!
> Pls. How can i send data via post method with nsurlconnection in objectiv=
e-c ?
>
>
> Skickat fr=E5n min iPhone
>
> 18 apr 2013 kl. 18:47 skrev Paul Davis <paul.joseph.davis@gmail.com>:
>
>> Investigating this locally. Reproduced in that it fails locally. I've
>> narrowed down the exact binary that's failing snappy decompression
>> fairly easily. So far my debugging is showing that snappy is trying to
>> decode this binary into a format that ends up exceeding the
>> decompressed size that it thought it was going to need which suggests
>> some sort of corruption within this binary. Still trying to figure out
>> where the exact bit of corruption is.
>>
>> In case anyone is interested, here's the binary:
>>
>> <<148,8,232,131,104,2,100,0,7,107,112,95,110,111,100,101,108,0,0,0,
>> 25,104,2,109,0,0,0,11,50,122,119,82,121,49,90,66,49,118,107,104,3,
>> 98,0,8,232,117,104,3,97,13,97,0,98,0,0,8,98,98,0,0,3,36,13,41,44,
>> 51,49,50,81,113,48,114,81,56,84,78,104,1,41,20,235,153,104,3,97,
>> 12,5,41,24,7,54,98,0,0,3,28,17,41,36,51,50,86,110,48,77,121,55,75,
>> 82,5,41,4,238,181,21,41,4,6,158,1,41,0,1,29,41,32,56,99,70,48,98,
>> 111,55,75,81,5,41,4,241,182,25,41,20,137,98,0,0,2,221,21,41,32,
>> 114,71,108,48,53,111,55,109,87,5,41,4,244,147,21,164,4,7,9,1,41,0,
>> 211,17,41,36,52,114,69,85,48,50,49,55,67,109,5,41,4,247,102,25,41,
>> 0,25,1,123,0,5,17,41,36,53,68,108,48,48,115,120,55,67,100,5,41,4,
>> 250,107,25,41,0,18,1,82,0,240,21,41,20,101,89,79,49,78,113,17,82,
>> 20,253,91,104,3,97,14,9,246,5,164,0,244,21,41,20,104,116,65,49,98,
>> 90,13,82,8,9,0,79,21,82,4,6,254,1,82,0,237,17,41,24,54,51,110,104,
>> 50,80,100,13,82,8,9,3,60,21,41,4,7,30,1,164,0,12,21,41,20,78,120,
>> 81,50,109,52,17,82,4,6,72,21,41,9,82,0,222,17,41,36,55,56,53,110,
>> 48,68,107,53,102,76,1,205,8,9,9,38,57,72,0,143,1,123,0,241,17,41,
>> 36,56,69,53,52,48,107,55,54,70,52,5,41,4,12,23,21,82,4,7,27,1,41,
>> 0,224,25,41,28,115,117,48,51,79,55,76,102,5,41,20,14,247,104,3,97,
>> 15,9,246,0,235,1,41,0,185,21,41,32,89,67,57,48,55,119,48,103,68,5,
>> 41,4,17,176,25,82,0,15,1,41,0,208,21,41,32,114,106,117,48,90,97,
>> 48,103,66,5,41,4,20,128,25,164,0,139,1,41,0,218,17,41,32,57,97,73,
>> 90,48,52,52,54,97,69,62,8,9,23,90,25,82,0,12,1,41,21,82,32,65,104,
>> 121,78,49,98,70,54,98,37,236,8,9,26,42,25,41,0,21,1,41,53,154,64,
>> 66,48,117,98,48,56,70,55,50,73,104,3,98,0,9,29,30,25,123,0,153,1,
>> 41,0,240,17,123,32,66,51,76,51,48,76,90,55,51,9,82,4,32,14,25,82,
>> 0,5,1,41,0,210,21,41,20,76,101,121,48,115,50,17,82,4,34,224,25,82,
>> 37,113,0,215,17,41,36,67,122,87,103,48,84,117,52,107,119,5,123,8,
>> 37,183,104,85,62,0,115,50,82,0,36,69,77,55,104,48,76,108,52,67,
>> 105,5,41,4,40,137,25,82,5,164,0,245,17,82,32,69,78,68,98,48,51,81,
>> 48,121,41,72,4,43,126,57,154,0,233,1,82,53,154,36,70,110,54,108,
>> 48,52,71,54,79,90,5,82,4,46,55,25,123,24,145,98,0,0,2,245,106>>
>>
>> On Thu, Apr 18, 2013 at 9:03 AM, Benoit Chesneau <bchesneau@gmail.com> w=
rote:
>>> On Thu, Apr 18, 2013 at 3:05 PM, Robert Newson <rnewson@apache.org> wro=
te:
>>>> Hi Victor,
>>>>
>>>> Thanks for the report and for capturing a .couch file in this state. I
>>>> have reproduced the error locally with 1.2.0.
>>>>
>>>> Can you tell me anything about what was happening before this
>>>> happened? Did you ever run out of disk space or have other disk
>>>> issues? What operating system? what version of erlang? which
>>>> filesystem? which mount options?
>>> also what was the load at that point (CPU and such). Do you have any
>>> other error in logs before that?
>>>
>>> - benoit