Re: [radosgw] Race condition corrupting data on COPY ?

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On Mon, Mar 18, 2013 at 2:50 AM, Sylvain Munaut
<s.munaut@xxxxxxxxxxxxxxxxxxxx> wrote:
> Hi,
>
>
> I've just noticed something rather worrying on our cluster.
>
> Some files are apparently truncated. From the first look I had at it,
> it happened on files where there was a metadata update right after the
> file was stored. The exact sequence was:
>
>  - PUT to store the file
>  - GET to get the file (which at that point is still correct and has
> the proper length)
>  - PUT using a 'copy source' over itself to update the metadata
>
> all of theses happening sequentially in the same second, very quickly.
>
> Then subsequent GET return a truncated file.
>
>
> I'm looking into it to narrow down the issue but I wanted to know if
> anyone had seen something similar ?
>
>
What version are you using? Do you have logs?

Thanks,
Yehuda
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