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From harish lohar <hklo...@gmail.com>
Subject Re: removing ZK installation
Date Tue, 08 May 2018 19:55:45 GMT
Could someone please let me know where to get RPM for Centos for Zookeeper.


On Tue, May 8, 2018 at 1:57 PM, Washko, Daniel <dwashko@gannett.com> wrote:

> Steve, how was zookeeper installed? That should be the method with which
> you remove it.
> If you are not sure how it was installed, you can do:
> rpm -qa |grep zookeeper
> To determine whether it was installed via an RPM package. If that does not
> unearth a matching RPM then it was probably installed some other way. More
> than likely it could have binary in an archive extracted to, maybe,
> /opt/zookeeper.
> If you look at the running zookeeper process it should give you an idea of
> where zookeeper is installed and where the data directory is:
> ps -ef |grep zookeeper
> How zookeeper is starting is dependent on which version of Centos you are
> running. Centos 6 uses upstart and service command. More than likely you
> will find the zookeeper init script in /etc/init.d. If this is Centos 7
> then it's systemd. As root you can run systemctl by itself to get a list of
> service scripts. Hit the "/" key and type in zookeeper. It will take you to
> any service script with zookeeper in the name. This will help you determine
> how to stop zookeeper.
> If neither systemd is showing a zookeeper service nor you see a service
> script in /etc/init.d (or if service zookeeper stop doesn't work), then it
> would appear that zookeeper was started in some other way, maybe manually
> without a service or systemd script.
> You'll want to figure this out because if you have to manually remove
> zookeeper, instead of using a package manager like RPM, you'll want to
> disable any startup scripts from running and throwing errors once Zookeeper
> is removed.
> ´╗┐On 5/8/18, 10:32 AM, "Steph van Schalkwyk" <svanschalkwyk@gmail.com>
> wrote:
>     Find where it is installed - typically /opt/zookeeper.
>     Also do a which zookeeper to see if it is linked to /usr/bin or some
> such
>     place.
>     Make sure zookeeper is stopped.
>     Far as I recall, Centos has Upstart, so sudo stop zookeeper and sudo
>     disable zookeeper. Or sudo systemctl stop zookeeper and sudo systemctl
>     disable zookeeper.
>     Then cat the /opt/zookeeper/conf/zoo.cfg to see where the data
> directories
>     and logs are. Delete the data and log directories.
>     Then delete /opt/zookeeper.
>     Steph
>     On Tue, May 8, 2018 at 9:07 AM, Steve Pruitt <bpruitt@opentext.com>
> wrote:
>     > Hi,
>     >
>     > I need to remove ZooKeeper from a Centos machine.  I tried yum
> remove to
>     > no avail using instructions I found online.
>     >
>     > Thanks.
>     >
>     > -S
>     >
>     >

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