I want to hear other people's experience handling WrongRegionException, especially in production. Thanks
On Wed, Feb 17, 2010 at 1:54 PM, Zhenyu Zhong <zhongresea...@gmail.com>wrote: > Stack, > > As you described, I found a hole after the region with problem. > After the problem region(3d9d1175a7f8bf861bf75638bb1eb231, > 3ec1a5a1d8753d3b073a831969a70571), > the following region has start and end key > (402defb47815ce08e4d73d5be7f33d9f, 40dadd57c93ba2a75f26438ef2a7b244) > > Is there a way to get the missing region back? or is there a way to split > the problem region so that it can find the appropriate endkey? > > Thanks a lot. > zhenyu > > > On Wed, Feb 17, 2010 at 2:05 PM, Stack <st...@duboce.net> wrote: > > > On Wed, Feb 17, 2010 at 8:33 AM, Zhenyu Zhong <zhongresea...@gmail.com> > > wrote: > > > > > > Is it possible that a region gets split but the status of the parent > > region > > > doesn't get update, either does the child region? > > > > > > > WRE is usually indicative of something gone amiss, perhaps something > > like you describe above. Can you hunt in your master log for regions > > that had 3d9d1175a7f8bf861bf75638bb1eb231 for a startkey? Its looking > > like a split happened but only the lower-half made it into the .META. > > See if you can see where the parent had been hosted. See if you can > > find the split event. Is there a hole in your .META. just after this > > region; i.e. the end key does not match the start key of next region? > > > > St.Ack > > >
