Also try /admin/zookeeper/status endpoint in solr manually and see if you get a decent response, if not check error in logs.
Jan Høydahl > 1. aug. 2019 kl. 20:25 skrev Jörn Franke <jornfra...@gmail.com>: > > here you go: > https://issues.apache.org/jira/browse/SOLR-13672 > > I will check tomorrow Telnet, but I am not so optimistic it is the root > cause, because this I observed already during rolling upgrade where one > node had 3.5.5 and the other 3.4.14. They are all now on 3.5.5. > Do you have a pointer to the code. Maybe I spot something or can do further > tests based on it. > >> On Thu, Aug 1, 2019 at 3:59 PM Jan Høydahl <jan....@cominvent.com> wrote: >> >> Yes please do. I made the ZkStatus UI and it works by letting the solr >> node that Admin UI is connected to do 4LW commands to each ZK node and then >> concatenate the results. >> >> You could try to invoke each of the 4LW commands manually on each ZK >> server using telnet, and see if that succeeds for all hosts and commands.. >> >> telnet host.name 2181 >> conf >> >> Jan Høydahl >> >>> 1. aug. 2019 kl. 15:34 skrev Jörn Franke <jornfra...@gmail.com>: >>> >>> Spaces did not change the situation. In standalone it works without >> spaces and the issue is only if there is an ensemble. I checked all ZK >> nodes have the statement and have been restarted . >>> >>> So issue pics there for a ZK Ensemble only in admin UI. I will create >> tonight a JIRA if no one creates it before >>> >>>> Am 01.08.2019 um 12:58 schrieb Erick Erickson <erickerick...@gmail.com >>> : >>>> >>>> The issue was only cosmetic in the sense that the admin UI was the only >> thing that was affected, >>>> not other Solr functions when I was working on this. >>>> >>>> Please check a few things: >>>> >>>> 1> be absolutely sure that you’ve added this in all your zoo.cfg files >>>> >>>> 2> the example on the ZooKeeper website has spaces, could you try that >> just to cover all bases? Stranger things have happened… >>>> >>>> 4lw.commands.whitelist=mntr, ruok, conf >>>> not >>>> 4lw.commands.whitelist=mntr,ruok,conf >>>> >>>> 3> if <1> and <2> don’t work, what happens if you start your ZooKeepers >> with >>>> -Dzookeeper.4lw.commands.whitelist=…. >>>> >>>> If it’s not <1> or <2>, please raise a JIRA. >>>> >>>> Best, >>>> Erick >>>> >>>> Also, see: SOLR-13502 (no work has been done on this yet) >>>> >>>>> On Aug 1, 2019, at 6:05 AM, Jörn Franke <jornfra...@gmail.com> wrote: >>>>> >>>>> For me: >>>>> * ZK stand-alone mode - no issues >>>>> * ZK Ensemble - it seems to be only a cosmetic issue in the Admin UI >> (I see the same error message), but aside this Solr is working fine >>>>> >>>>> >>>>> >>>>>> Am 01.08.2019 um 12:02 schrieb Zheng Lin Edwin Yeo < >> edwinye...@gmail.com>: >>>>>> >>>>>> Hi Jörn, >>>>>> Thank you for your reply. >>>>>> >>>>>> I have encountered problem when I tried to create a collection with >> this >>>>>> new version of ZooKeeper. You can find my Solr log file here: >>>>>> https://drive.google.com/open?id=1qkMLTRJ4eDSFwbqr15wSqjbg4dJV-bGN >>>>>> >>>>>> Does it work perfectly at your side for creating collections and >> indexing >>>>>> even when running ZooKeeper ensemble? >>>>>> >>>>>> Regards, >>>>>> Edwin >>>>>> >>>>>> >>>>>>> On Thu, 1 Aug 2019 at 17:39, Jörn Franke <jornfra...@gmail.com> >> wrote: >>>>>>> >>>>>>> I confirm the issue. >>>>>>> >>>>>>> Interestingly it does not happen with ZK standalone, but only in a ZK >>>>>>> Ensemble. >>>>>>> >>>>>>> It seems to be mainly cosmetic in the admin UI because Solr appears >> to >>>>>>> function normally. >>>>>>> >>>>>>>> Am 01.08.2019 um 03:31 schrieb Zheng Lin Edwin Yeo < >> edwinye...@gmail.com >>>>>>>> : >>>>>>>> >>>>>>>> Yes. You can get my full solr.log from the link below. The error is >> there >>>>>>>> when I tried to create collection1 (around line 170 to 300) . >>>>>>>> >>>>>>>> https://drive.google.com/open?id=1qkMLTRJ4eDSFwbqr15wSqjbg4dJV-bGN >>>>>>>> >>>>>>>> Regards, >>>>>>>> Edwin >>>>>>>> >>>>>>>> >>>>>>>>> On Wed, 31 Jul 2019 at 18:39, Jan Høydahl <jan....@cominvent.com> >>>>>>> wrote: >>>>>>>>> >>>>>>>>> Please look for the full log file solr.log in your Solr server, and >>>>>>> share >>>>>>>>> it via some file sharing service or gist or similar for us to be >> able to >>>>>>>>> decipher the collection create error. >>>>>>>>> >>>>>>>>> -- >>>>>>>>> Jan Høydahl, search solution architect >>>>>>>>> Cominvent AS - www.cominvent.com >>>>>>>>> >>>>>>>>>> 31. jul. 2019 kl. 08:33 skrev Zheng Lin Edwin Yeo < >>>>>>> edwinye...@gmail.com >>>>>>>>>> : >>>>>>>>>> >>>>>>>>>> Hi, >>>>>>>>>> >>>>>>>>>> Regarding the issue, I have tried to put the following in zoo.cfg >> under >>>>>>>>>> ZooKeeper: >>>>>>>>>> 4lw.commands.whitelist=mntr,conf,ruok >>>>>>>>>> >>>>>>>>>> But it is still showing this error. >>>>>>>>>> *"Errors: - membership: Check 4lq.commands.whitelist setting in >>>>>>> zookeeper >>>>>>>>>> configuration file."* >>>>>>>>>> >>>>>>>>>> As I am using SolrCloud, the collection config can still be >> loaded to >>>>>>>>>> ZooKeeper as per normal. But if I tried to create a collection, I >> will >>>>>>>>> get >>>>>>>>>> the following error: >>>>>>>>>> >>>>>>>>>> { >>>>>>>>>> "responseHeader":{ >>>>>>>>>> "status":400, >>>>>>>>>> "QTime":686}, >>>>>>>>>> "failure":{ >>>>>>>>>> "192.168.1.2:8983 >>>>>>>>> >> _solr":"org.apache.solr.client.solrj.SolrServerException:IOException >>>>>>>>>> occurred when talking to server at:http://192.168.1.2:8983/solr";, >>>>>>>>>> "192.168.1.2:8984 >>>>>>>>> >> _solr":"org.apache.solr.client.solrj.SolrServerException:IOException >>>>>>>>>> occurred when talking to server at:http://192.168.1.2:8984/solr >> "}, >>>>>>>>>> "Operation create caused >>>>>>>>>> >>>>>>>>> >>>>>>> >> exception:":"org.apache.solr.common.SolrException:org.apache.solr.common.SolrException: >>>>>>>>>> Underlying core creation failed while creating collection: >>>>>>> collection1", >>>>>>>>>> "exception":{f >>>>>>>>>> "msg":"Underlying core creation failed while creating collection: >>>>>>>>>> collection1", >>>>>>>>>> "rspCode":400}, >>>>>>>>>> "error":{ >>>>>>>>>> "metadata":[ >>>>>>>>>> "error-class","org.apache.solr.common.SolrException", >>>>>>>>>> "root-error-class","org.apache.solr.common.SolrException"], >>>>>>>>>> "msg":"Underlying core creation failed while creating collection: >>>>>>>>>> collection1", >>>>>>>>>> "code":400}} >>>>>>>>>> >>>>>>>>>> Is there anything which I may have missed out? >>>>>>>>>> >>>>>>>>>> Regards, >>>>>>>>>> Edwin >>>>>>>>>> >>>>>>>>>> On Tue, 30 Jul 2019 at 10:05, Zheng Lin Edwin Yeo < >>>>>>> edwinye...@gmail.com> >>>>>>>>>> wrote: >>>>>>>>>> >>>>>>>>>>> Hi, >>>>>>>>>>> >>>>>>>>>>> I am using the new Solr 8.2.0 with SolrCloud and external >> ZooKeeper >>>>>>>>> 3.5.5. >>>>>>>>>>> >>>>>>>>>>> However, after adding in the line under zoo.cfg >>>>>>>>>>> *4lw.commands.whitelist=** >>>>>>>>>>> >>>>>>>>>>> I get the error under Cloud -> ZK Status in Solr >>>>>>>>>>> *"Errors: - membership: Check 4lq.commands.whitelist setting in >>>>>>>>> zookeeper >>>>>>>>>>> configuration file."* >>>>>>>>>>> >>>>>>>>>>> I have noticed that the issue is cause by adding the "conf" in >> the >>>>>>>>>>> whitelist. But if I do not add the "conf" to the whitelist, I >> will get >>>>>>>>> the >>>>>>>>>>> following error: >>>>>>>>>>> *"Errors: - conf is not executed because it is not in the >> whitelist. >>>>>>>>> Check >>>>>>>>>>> 4lw.commands.whitelist setting in zookeeper configuration file."* >>>>>>>>>>> >>>>>>>>>>> What could be the issue that cause this error, and how can we >> resolve >>>>>>>>> it. >>>>>>>>>>> >>>>>>>>>>> Thank you. >>>>>>>>>>> >>>>>>>>>>> Regards, >>>>>>>>>>> Edwin >>>>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>> >>>> >>
