I’m running Ambari 2.0.2 and HPD 2.2. I don’t see any of this displayed at master:60010.
I really think this problem is the result of cruft in ZooKeeper. Does anybody know if it’s safe to delete the node? > On Dec 22, 2015, at 11:40 AM, Geovanie Marquez <[email protected]> > wrote: > > check hmaster:60010 under TASKS (between Software Attributes and Tables) > you will see if you have regions in transition. This will tell you which > regions are transitioning and you can go to those region server logs and > check them, I've run into a couple of these and every time they've talk to > me about their problem. > > Also, under Software Attributes you can check the HBase version. > > On Tue, Dec 22, 2015 at 11:29 AM, Ted Yu <[email protected]> wrote: > >> From RegionListTmpl.jamon : >> >> <%if (onlineRegions != null && onlineRegions.size() > 0) %> >> ... >> <%else> >> <p>Not serving regions</p> >> </%if> >> >> The message means that there was no region online on the underlying server. >> >> FYI >> >> On Tue, Dec 22, 2015 at 7:18 AM, Brian Jeltema <[email protected]> >> wrote: >> >>> Following up, if I look at the MBase Master UI in the Ambari console I >> see >>> links to >>> all of the region servers. If I click on those links, the Region Server >>> page comes >>> up and in the Regions section, is displays ‘Not serving regions’. I’m not >>> sure >>> if that means something is disabled, or it just doesn’t have any regions >>> to server. >>> >>>> On Dec 22, 2015, at 6:19 AM, Brian Jeltema <[email protected]> >> wrote: >>>> >>>>> >>>>> Can you pick a few regions stuck in transition and check related >> region >>>>> server logs to see why they couldn't be assigned ? >>>> >>>> I don’t see anything in the region logs relating any regions. >>>> >>>>> >>>>> Which release were you using previously ? >>>> >>>> HDP 2.1 -> HDP 2.2 >>>> >>>> So is it safe to stop HBase and delete the ZK node? >>>> >>>>> >>>>> Thanks >>>>> >>>>> On Mon, Dec 21, 2015 at 3:54 PM, Brian Jeltema <[email protected]> >>> wrote: >>>>> >>>>>> I am doing a cluster upgrade to the HDP 2.2 stack. For some reason, >>> after >>>>>> the upgrade HBase >>>>>> cannot find any regions for existing tables. I believe the HDFS file >>>>>> system is OK. But looking at the ZooKeeper >>>>>> nodes, I noticed that many (maybe all) of the regions were listed in >>> the >>>>>> ZooKeeper >>>>>> /hbase-unsecure/region-in-transition node. I suspect this could be >>> causing >>>>>> a problem. Is it >>>>>> safe to stop HBase and delete that node? >>>>>> >>>>>> Thanks >>>>>> Brian >>>> >>> >>> >>
