Thanh you Shawn
Le lun. 18 nov. 2019 à 19:28, Shawn Heisey a écrit :
> On 11/18/2019 8:39 AM, Dominique Bejean wrote:
> > How Solr nodes know that something was changed in Zookeeper by an other
> > node ? Is there any notification from ZK or do Solr nodes read
> > systematically in ZK (without
On 11/18/2019 8:39 AM, Dominique Bejean wrote:
How Solr nodes know that something was changed in Zookeeper by an other
node ? Is there any notification from ZK or do Solr nodes read
systematically in ZK (without local caching) ?
This is built-in functionality of ZooKeeper. The client allows
How Solr nodes know that something was changed in Zookeeper by an other
node ? Is there any notification from ZK or do Solr nodes read
systematically in ZK (without local caching) ?
Dominique
Le ven. 15 nov. 2019 à 18:36, Erick Erickson a
écrit :
> Dominique:
>
> In a word, “yes”. You’ve got
Hi Dominique,
in my experience, with Solr 4.8.1, this configuration it’s related to the
garbage collection. When a “stop the world” endures more than 15 seconds the
Solr nodes disconnects from Zookeeper, the node replicas go down and sometimes,
I don’t know exactly why, you need to restart the
Thank you Erick for this fast answer
Why is it a best practice to set the zookeeper connection timeout to 3
instead the default 15000 value?
Regards
Dominique
Le ven. 15 nov. 2019 à 18:36, Erick Erickson a
écrit :
> Dominique:
>
> In a word, “yes”. You’ve got it. A common
Dominique:
In a word, “yes”. You’ve got it. A common misunderstanding is that ZK is
actively involved in queries/updates/whatever. Basically, what ZK is
responsible for is maintaining collection-wide resources, i.e. the current
state of all the replicas, config files, etc., your “global
Hi,
I would like to be certain to understand how Solr use Zookeeper and more
precisely when Solr write into Zookeeper.
Solr stores various informations in ZK
- globale configuration (autoscaling, security.json)
- collection configuration (configs)
- collections state (state.json,