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From Erick Erickson <erickerick...@gmail.com>
Subject Re: NoNode error on -downconfig when node does exist?
Date Tue, 09 Aug 2016 03:24:21 GMT
BTW, kudos for including the commands in your first problem statement
even though, I'm sure, you wondered if it was necessary. Saved at least
three back-and-forths to get to the root of the problem (little pun there)...

Erick

On Mon, Aug 8, 2016 at 3:11 PM, John Bickerstaff
<john@johnbickerstaff.com> wrote:
> OMG!
>
> Thanks.  Too long staring at the same string.
>
> On Mon, Aug 8, 2016 at 3:49 PM, Kevin Risden <compuwizard123@gmail.com>
> wrote:
>
>> Just a quick guess: do you have a period (.) in your zk connection string
>> chroot when you meant an underscore (_)?
>>
>> When you do the ls you use /solr6_1/configs, but you have /solr6.1 in your
>> zk connection string chroot.
>>
>> Kevin Risden
>>
>> On Mon, Aug 8, 2016 at 4:44 PM, John Bickerstaff <john@johnbickerstaff.com
>> >
>> wrote:
>>
>> > First, the caveat:  I understand this is technically a zookeeper error.
>> It
>> > is an error that occurs when trying to deal with Solr however, so I'm
>> > hoping someone on the list may have some insight.  Also, I'm getting the
>> > error via the zkcli.sh tool that comes with Solr...
>> >
>> > I have created a collection in SolrCloud (6.1) giving the "techproducts"
>> > sample directory as the location of the conf files.
>> >
>> > I then wanted to download those files from zookeeper to the local machine
>> > via the -cmd downconfig command, so I issue this command:
>> >
>> > sudo /opt/solr/server/scripts/cloud-scripts/zkcli.sh -cmd downconfig
>> > -confdir /home/john/conf/ -confname statdx -z 192.168.56.5/solr6.1
>> >
>> > Instead of the files, I get a stacktrace / error back which says :
>> >
>> > exception in thread "main" java.io.IOException: Error downloading files
>> > from zookeeper path /configs/statdx to /home/john/conf
>> > at
>> > org.apache.solr.common.cloud.ZkConfigManager.downloadFromZK(
>> > ZkConfigManager.java:117)
>> > at
>> > org.apache.solr.common.cloud.ZkConfigManager.downloadConfigDir(
>> > ZkConfigManager.java:153)
>> > at org.apache.solr.cloud.ZkCLI.main(ZkCLI.java:237)
>> > *Caused by: org.apache.zookeeper.KeeperException$NoNodeException:
>> > KeeperErrorCode = NoNode for /configs/statdx*
>> > at org.apache.zookeeper.KeeperException.create(KeeperException.java:111)
>> > at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
>> > at org.apache.zookeeper.ZooKeeper.getChildren(ZooKeeper.java:1472)
>> > at
>> > org.apache.solr.common.cloud.SolrZkClient$6.execute(
>> SolrZkClient.java:331)
>> > at
>> > org.apache.solr.common.cloud.SolrZkClient$6.execute(
>> SolrZkClient.java:328)
>> > at
>> > org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(
>> > ZkCmdExecutor.java:60)
>> > at
>> > org.apache.solr.common.cloud.SolrZkClient.getChildren(
>> > SolrZkClient.java:328)
>> > at
>> > org.apache.solr.common.cloud.ZkConfigManager.downloadFromZK(
>> > ZkConfigManager.java:101)
>> > ... 2 more
>> >
>> > However, when I actually look in Zookeeper, I find that the "directory"
>> > does exist and that inside it are listed all the files.
>> >
>> > Here is the output from zookeeper:
>> >
>> > [zk: localhost:2181(CONNECTED) 0] *ls /solr6_1/configs*
>> > [statdx]
>> >
>> > and...
>> >
>> > [zk: localhost:2181(CONNECTED) 1] *ls /solr6_1/configs/statdx*
>> > [mapping-FoldToASCII.txt, currency.xml, managed-schema, protwords.txt,
>> > synonyms.txt, stopwords.txt, _schema_analysis_synonyms_english.json,
>> > velocity, admin-extra.html, update-script.js,
>> > _schema_analysis_stopwords_english.json, solrconfig.xml,
>> > admin-extra.menu-top.html, elevate.xml, clustering, xslt,
>> > _rest_managed.json, mapping-ISOLatin1Accent.txt, spellings.txt, lang,
>> > admin-extra.menu-bottom.html]
>> >
>> > I've rebooted all my zookeeper nodes and restarted them - just in case...
>> > Same deal.
>> >
>> > Has anyone seen anything like this?
>> >
>>

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