Thanks, I agree I need to upgrade :)
I was able to recover NN following your suggestions, and an additional
hack was to sync the namespaceID across data nodes with the namenode.
On May 14, 2012, at 11:48 AM, Harsh J wrote:
> True, I don't recall 0.20.2 (the original release that was a few years
True, I don't recall 0.20.2 (the original release that was a few years
ago) carrying these fixes. You ought to upgrade that cluster to the
current stable release for the many fixes you can benefit from :)
On Mon, May 14, 2012 at 11:58 PM, Prashant Kommireddi
wrote:
> Thanks Harsh. I am using 0.20
Thanks Harsh. I am using 0.20.2, I see on the Jira this issue was
fixed for 0.23?
I will try out your suggestions and get back.
On May 14, 2012, at 1:22 PM, Harsh J wrote:
> Your fsimage seems to have gone bad (is it 0-sized? I recall that as a
> known issue long since fixed).
>
> The easiest w
Your fsimage seems to have gone bad (is it 0-sized? I recall that as a
known issue long since fixed).
The easiest way is to fall back to the last available good checkpoint
(From SNN). Or if you have multiple dfs.name.dirs, see if some of the
other points have better/complete files on them, and re-