-Re: AsynchBase client holds stale dead region server for long time even after the META has already been update.
Marcos Ortiz 2013-01-29, 14:07
Great to hear, Ishan.
We faced a similar error here.
We will test this with the fix that you propose.
On 01/29/2013 12:43 PM, ishan chhabra wrote:
> Hi Tsuna,
> As Shrijeet mentioned, we (@Rocketfuel) were experiencing this bug
> internally when doing cluster restarts. After some trial and error, I
> was able to create a set of steps to reproduce this bug in a
> controlled fashion on our test cluster. Further, using heap dumps and
> added debug messages, this looks like the cause and fix:
> https://github.com/OpenTSDB/asynchbase/pull/48. I have tested this
> repeatedly on the test cluster and things are looking fine. Please
> have a look and see if this makes sense and if the fix is a correct one.
> On Friday, 25 January 2013 22:53:17 UTC-8, tsuna wrote:
> On Fri, Jan 25, 2013 at 5:28 PM, Tianying Chang <[EMAIL PROTECTED]
> > Thanks for the information! We have seen this couple times
> recently. Last week, it was very long(like 40+ minutes before we
> restart). I will follow up on that discuss thread. Thanks a lot!!
> This is bug number 1, I haven't been able to track it down as I've
> never been able to reproduce it in a controller fashion :(
> I also spent hours manually walking references of heap dumps
> and checking state to see if anything was wrong but I haven't
> found anything, not even a clue.
> Benoit "tsuna" Sigoure
Marcos Ortiz Valmaseda,
Product Manager && Data Scientist at DATEC
Twitter: @marcosluis2186 <http://twitter.com/marcosluis2186>