Another option would have been to pick a different instance name when rebuilding your cluster. Not that it helps you much now...
On Sun, Jul 13, 2014 at 11:28 PM, Jianshi Huang <[email protected]> wrote: > Thanks for the help. I think I might better re-ingest the data I need. :( > > Jianshi > > > On Mon, Jul 14, 2014 at 12:05 PM, Sean Busbey <[email protected]> wrote: > >> If you want to recover the data stored in tables from the old instance, >> it'll be more straightforward to follow the advanced troubleshooting >> section of the user manual. >> >> In there is a "what if zookeeper fails" section: >> >> http://accumulo.apache.org/1.6/accumulo_user_manual.html#zookeeper_failure >> >> Take note of the caveats in that section about potential data issues. >> >> -- >> Sean >> On Jul 13, 2014 11:02 PM, "Vicky Kak" <[email protected]> wrote: >> >>> Here is the example about the import/export >>> http://accumulo.apache.org/1.6/examples/export.html >>> >>> >>> On Mon, Jul 14, 2014 at 9:27 AM, William Slacum < >>> [email protected]> wrote: >>> >>>> If the zookeeper data is gone, your best bet is try and identify which >>>> directories under /accumulo/tables points to which tables you had. You can >>>> then bulk import the files into a new instance's tables. >>>> >>>> >>>> On Sun, Jul 13, 2014 at 11:54 PM, Vicky Kak <[email protected]> >>>> wrote: >>>> >>>>> I am not sure if the tables could be recovered seamlessly, the tables >>>>> are stored in undelying hdfs. >>>>> I was thinking of using >>>>> http://accumulo.apache.org/1.6/examples/bulkIngest.html to recover >>>>> the tables, the better would be if we could update the zookeeper data >>>>> pointing to the existing hdfs table data. >>>>> I don't have more information about it as of now, we need someone else >>>>> to help us here. >>>>> >>>>> >>>>> On Mon, Jul 14, 2014 at 9:06 AM, Jianshi Huang < >>>>> [email protected]> wrote: >>>>> >>>>>> It's too deleted... so the only option I have is to delete the >>>>>> zookeeper nodes and reinitialize accumulo. >>>>>> >>>>>> You're right, I deleted the zk nodes and now Accumulo complains >>>>>> nonode error. >>>>>> >>>>>> Can I recover the tables for a new instance? >>>>>> >>>>>> Jianshi >>>>>> >>>>>> >>>>>> On Mon, Jul 14, 2014 at 11:28 AM, Vicky Kak <[email protected]> >>>>>> wrote: >>>>>> >>>>>>> Can't you get the secret from the corresponding accumulo-site.xml or >>>>>>> this is too deleted? >>>>>>> >>>>>>> Deletion from the zookeeper should be done using the rmr /accumulo >>>>>>> command, you will have to use zkCli.sh to use zookeeper client. I have >>>>>>> been >>>>>>> doing this sometime back, have not used it recently. >>>>>>> I would not recommend to delete the information in zookeeper unless >>>>>>> there is not other option, you may loose the data IMO. >>>>>>> >>>>>>> >>>>>>> >>>>>>> On Mon, Jul 14, 2014 at 8:40 AM, Jianshi Huang < >>>>>>> [email protected]> wrote: >>>>>>> >>>>>>>> Clusters got updated and user home files lost... I tried to >>>>>>>> reinstall accumulo but I forgot the secret I put before. >>>>>>>> >>>>>>>> So how can I delete /accumulo in Zookeeper? >>>>>>>> >>>>>>>> Or is there a way to rename instance_id? >>>>>>>> >>>>>>>> -- >>>>>>>> Jianshi Huang >>>>>>>> >>>>>>>> LinkedIn: jianshi >>>>>>>> Twitter: @jshuang >>>>>>>> Github & Blog: http://huangjs.github.com/ >>>>>>>> >>>>>>> >>>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Jianshi Huang >>>>>> >>>>>> LinkedIn: jianshi >>>>>> Twitter: @jshuang >>>>>> Github & Blog: http://huangjs.github.com/ >>>>>> >>>>> >>>>> >>>> >>> > > > -- > Jianshi Huang > > LinkedIn: jianshi > Twitter: @jshuang > Github & Blog: http://huangjs.github.com/ >
