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Posted to users@kafka.apache.org by Gagan Sabharwal <ga...@gmail.com> on 2019/05/13 05:54:12 UTC

KeeperException

Hi team,

I have just started to learn kafka following
https://kafka.apache.org/quickstart

When I have started my zookeeper server and kafka server, I got a few
exceptions in the log which are all "KepperExcetion". Even when i created a
topic with name test I got the same exception. Can anyone throw some light
on the same.


Here is an excerpt from log
[2019-05-13 11:01:48,010] INFO Got user-level KeeperException when
processing sessionid:0x1000081a14b0000 type:create cxid:0x1 zxid:0x1f
txntype:-1 reqpath:n/a Error Path:/consumers Error:KeeperErrorCode =
NodeExists for /consumers (org.apache.zookeeper.server.PrepRequestProcessor)
[2019-05-13 11:01:48,073] INFO Got user-level KeeperException when
processing sessionid:0x1000081a14b0000 type:create cxid:0x2 zxid:0x20
txntype:-1 reqpath:n/a Error Path:/brokers/ids Error:KeeperErrorCode =
NodeExists for /brokers/ids
(org.apache.zookeeper.server.PrepRequestProcessor)
[2019-05-13 11:01:48,122] INFO Got user-level KeeperException when
processing sessionid:0x1000081a14b0000 type:create cxid:0x3 zxid:0x21
txntype:-1 reqpath:n/a Error Path:/brokers/topics Error:KeeperErrorCode =
NodeExists for /brokers/topics
(org.apache.zookeeper.server.PrepRequestProcessor)
[2019-05-13 11:01:48,161] INFO Got user-level KeeperException when
processing sessionid:0x1000081a14b0000 type:create cxid:0x4 zxid:0x22
txntype:-1 reqpath:n/a Error Path:/config/changes Error:KeeperErrorCode =
NodeExists for /config/changes
(org.apache.zookeeper.server.PrepRequestProcessor)
[2019-05-13 11:01:48,190] INFO Got user-level KeeperException when
processing sessionid:0x1000081a14b0000 type:create cxid:0x5 zxid:0x23
txntype:-1 reqpath:n/a Error Path:/admin/delete_topics
Error:KeeperErrorCode = NodeExists for /admin/delete_topics
(org.apache.zookeeper.server.PrepRequestProcessor)
[2019-05-13 11:01:48,215] INFO Got user-level KeeperException when
processing sessionid:0x1000081a14b0000 type:create cxid:0x6 zxid:0x24
txntype:-1 reqpath:n/a Error Path:/brokers/seqid Error:KeeperErrorCode =
NodeExists for /brokers/seqid
(org.apache.zookeeper.server.PrepRequestProcessor)
[2019-05-13 11:01:48,245] INFO Got user-level KeeperException when
processing sessionid:0x1000081a14b0000 type:create cxid:0x7 zxid:0x25
txntype:-1 reqpath:n/a Error Path:/isr_change_notification
Error:KeeperErrorCode = NodeExists for /isr_change_notification
(org.apache.zookeeper.server.PrepRequestProcessor)
[2019-05-13 11:01:48,270] INFO Got user-level KeeperException when
processing sessionid:0x1000081a14b0000 type:create cxid:0x8 zxid:0x26
txntype:-1 reqpath:n/a Error Path:/latest_producer_id_block
Error:KeeperErrorCode = NodeExists for /latest_producer_id_block
(org.apache.zookeeper.server.PrepRequestProcessor)
[2019-05-13 11:01:48,300] INFO Got user-level KeeperException when
processing sessionid:0x1000081a14b0000 type:create cxid:0x9 zxid:0x27
txntype:-1 reqpath:n/a Error Path:/log_dir_event_notification
Error:KeeperErrorCode = NodeExists for /log_dir_event_notification
(org.apache.zookeeper.server.PrepRequestProcessor)
[2019-05-13 11:01:48,337] INFO Got user-level KeeperException when
processing sessionid:0x1000081a14b0000 type:create cxid:0xa zxid:0x28
txntype:-1 reqpath:n/a Error Path:/config/topics Error:KeeperErrorCode =
NodeExists for /config/topics
(org.apache.zookeeper.server.PrepRequestProcessor)
[2019-05-13 11:01:48,366] INFO Got user-level KeeperException when
processing sessionid:0x1000081a14b0000 type:create cxid:0xb zxid:0x29
txntype:-1 reqpath:n/a Error Path:/config/clients Error:KeeperErrorCode =
NodeExists for /config/clients
(org.apache.zookeeper.server.PrepRequestProcessor)
[2019-05-13 11:01:48,393] INFO Got user-level KeeperException when
processing sessionid:0x1000081a14b0000 type:create cxid:0xc zxid:0x2a
txntype:-1 reqpath:n/a Error Path:/config/users Error:KeeperErrorCode =
NodeExists for /config/users
(org.apache.zookeeper.server.PrepRequestProcessor)
[2019-05-13 11:01:48,422] INFO Got user-level KeeperException when
processing sessionid:0x1000081a14b0000 type:create cxid:0xd zxid:0x2b
txntype:-1 reqpath:n/a Error Path:/config/brokers Error:KeeperErrorCode =
NodeExists for /config/brokers
(org.apache.zookeeper.server.PrepRequestProcessor)

Regards
Gagan

Re: KeeperException

Posted by Kamal Chandraprakash <ka...@gmail.com>.
Those are not errors. See the logs are logged in INFO mode.

https://stackoverflow.com/a/48067058/3209010

On Wed, May 15, 2019 at 10:44 AM Gagan Sabharwal <ga...@gmail.com> wrote:

> Hi team,
>
> Any pointers on the same ?
>
> Regards
> Gagan
>
> On Mon, May 13, 2019 at 11:24 AM Gagan Sabharwal <ga...@gmail.com>
> wrote:
>
> > Hi team,
> >
> > I have just started to learn kafka following
> > https://kafka.apache.org/quickstart
> >
> > When I have started my zookeeper server and kafka server, I got a few
> > exceptions in the log which are all "KepperExcetion". Even when i
> created a
> > topic with name test I got the same exception. Can anyone throw some
> light
> > on the same.
> >
> >
> > Here is an excerpt from log
> > [2019-05-13 11:01:48,010] INFO Got user-level KeeperException when
> > processing sessionid:0x1000081a14b0000 type:create cxid:0x1 zxid:0x1f
> > txntype:-1 reqpath:n/a Error Path:/consumers Error:KeeperErrorCode =
> > NodeExists for /consumers
> (org.apache.zookeeper.server.PrepRequestProcessor)
> > [2019-05-13 11:01:48,073] INFO Got user-level KeeperException when
> > processing sessionid:0x1000081a14b0000 type:create cxid:0x2 zxid:0x20
> > txntype:-1 reqpath:n/a Error Path:/brokers/ids Error:KeeperErrorCode =
> > NodeExists for /brokers/ids
> > (org.apache.zookeeper.server.PrepRequestProcessor)
> > [2019-05-13 11:01:48,122] INFO Got user-level KeeperException when
> > processing sessionid:0x1000081a14b0000 type:create cxid:0x3 zxid:0x21
> > txntype:-1 reqpath:n/a Error Path:/brokers/topics Error:KeeperErrorCode =
> > NodeExists for /brokers/topics
> > (org.apache.zookeeper.server.PrepRequestProcessor)
> > [2019-05-13 11:01:48,161] INFO Got user-level KeeperException when
> > processing sessionid:0x1000081a14b0000 type:create cxid:0x4 zxid:0x22
> > txntype:-1 reqpath:n/a Error Path:/config/changes Error:KeeperErrorCode =
> > NodeExists for /config/changes
> > (org.apache.zookeeper.server.PrepRequestProcessor)
> > [2019-05-13 11:01:48,190] INFO Got user-level KeeperException when
> > processing sessionid:0x1000081a14b0000 type:create cxid:0x5 zxid:0x23
> > txntype:-1 reqpath:n/a Error Path:/admin/delete_topics
> > Error:KeeperErrorCode = NodeExists for /admin/delete_topics
> > (org.apache.zookeeper.server.PrepRequestProcessor)
> > [2019-05-13 11:01:48,215] INFO Got user-level KeeperException when
> > processing sessionid:0x1000081a14b0000 type:create cxid:0x6 zxid:0x24
> > txntype:-1 reqpath:n/a Error Path:/brokers/seqid Error:KeeperErrorCode =
> > NodeExists for /brokers/seqid
> > (org.apache.zookeeper.server.PrepRequestProcessor)
> > [2019-05-13 11:01:48,245] INFO Got user-level KeeperException when
> > processing sessionid:0x1000081a14b0000 type:create cxid:0x7 zxid:0x25
> > txntype:-1 reqpath:n/a Error Path:/isr_change_notification
> > Error:KeeperErrorCode = NodeExists for /isr_change_notification
> > (org.apache.zookeeper.server.PrepRequestProcessor)
> > [2019-05-13 11:01:48,270] INFO Got user-level KeeperException when
> > processing sessionid:0x1000081a14b0000 type:create cxid:0x8 zxid:0x26
> > txntype:-1 reqpath:n/a Error Path:/latest_producer_id_block
> > Error:KeeperErrorCode = NodeExists for /latest_producer_id_block
> > (org.apache.zookeeper.server.PrepRequestProcessor)
> > [2019-05-13 11:01:48,300] INFO Got user-level KeeperException when
> > processing sessionid:0x1000081a14b0000 type:create cxid:0x9 zxid:0x27
> > txntype:-1 reqpath:n/a Error Path:/log_dir_event_notification
> > Error:KeeperErrorCode = NodeExists for /log_dir_event_notification
> > (org.apache.zookeeper.server.PrepRequestProcessor)
> > [2019-05-13 11:01:48,337] INFO Got user-level KeeperException when
> > processing sessionid:0x1000081a14b0000 type:create cxid:0xa zxid:0x28
> > txntype:-1 reqpath:n/a Error Path:/config/topics Error:KeeperErrorCode =
> > NodeExists for /config/topics
> > (org.apache.zookeeper.server.PrepRequestProcessor)
> > [2019-05-13 11:01:48,366] INFO Got user-level KeeperException when
> > processing sessionid:0x1000081a14b0000 type:create cxid:0xb zxid:0x29
> > txntype:-1 reqpath:n/a Error Path:/config/clients Error:KeeperErrorCode =
> > NodeExists for /config/clients
> > (org.apache.zookeeper.server.PrepRequestProcessor)
> > [2019-05-13 11:01:48,393] INFO Got user-level KeeperException when
> > processing sessionid:0x1000081a14b0000 type:create cxid:0xc zxid:0x2a
> > txntype:-1 reqpath:n/a Error Path:/config/users Error:KeeperErrorCode =
> > NodeExists for /config/users
> > (org.apache.zookeeper.server.PrepRequestProcessor)
> > [2019-05-13 11:01:48,422] INFO Got user-level KeeperException when
> > processing sessionid:0x1000081a14b0000 type:create cxid:0xd zxid:0x2b
> > txntype:-1 reqpath:n/a Error Path:/config/brokers Error:KeeperErrorCode =
> > NodeExists for /config/brokers
> > (org.apache.zookeeper.server.PrepRequestProcessor)
> >
> > Regards
> > Gagan
> >
>

Re: KeeperException

Posted by Gagan Sabharwal <ga...@gmail.com>.
Hi team,

Any pointers on the same ?

Regards
Gagan

On Mon, May 13, 2019 at 11:24 AM Gagan Sabharwal <ga...@gmail.com> wrote:

> Hi team,
>
> I have just started to learn kafka following
> https://kafka.apache.org/quickstart
>
> When I have started my zookeeper server and kafka server, I got a few
> exceptions in the log which are all "KepperExcetion". Even when i created a
> topic with name test I got the same exception. Can anyone throw some light
> on the same.
>
>
> Here is an excerpt from log
> [2019-05-13 11:01:48,010] INFO Got user-level KeeperException when
> processing sessionid:0x1000081a14b0000 type:create cxid:0x1 zxid:0x1f
> txntype:-1 reqpath:n/a Error Path:/consumers Error:KeeperErrorCode =
> NodeExists for /consumers (org.apache.zookeeper.server.PrepRequestProcessor)
> [2019-05-13 11:01:48,073] INFO Got user-level KeeperException when
> processing sessionid:0x1000081a14b0000 type:create cxid:0x2 zxid:0x20
> txntype:-1 reqpath:n/a Error Path:/brokers/ids Error:KeeperErrorCode =
> NodeExists for /brokers/ids
> (org.apache.zookeeper.server.PrepRequestProcessor)
> [2019-05-13 11:01:48,122] INFO Got user-level KeeperException when
> processing sessionid:0x1000081a14b0000 type:create cxid:0x3 zxid:0x21
> txntype:-1 reqpath:n/a Error Path:/brokers/topics Error:KeeperErrorCode =
> NodeExists for /brokers/topics
> (org.apache.zookeeper.server.PrepRequestProcessor)
> [2019-05-13 11:01:48,161] INFO Got user-level KeeperException when
> processing sessionid:0x1000081a14b0000 type:create cxid:0x4 zxid:0x22
> txntype:-1 reqpath:n/a Error Path:/config/changes Error:KeeperErrorCode =
> NodeExists for /config/changes
> (org.apache.zookeeper.server.PrepRequestProcessor)
> [2019-05-13 11:01:48,190] INFO Got user-level KeeperException when
> processing sessionid:0x1000081a14b0000 type:create cxid:0x5 zxid:0x23
> txntype:-1 reqpath:n/a Error Path:/admin/delete_topics
> Error:KeeperErrorCode = NodeExists for /admin/delete_topics
> (org.apache.zookeeper.server.PrepRequestProcessor)
> [2019-05-13 11:01:48,215] INFO Got user-level KeeperException when
> processing sessionid:0x1000081a14b0000 type:create cxid:0x6 zxid:0x24
> txntype:-1 reqpath:n/a Error Path:/brokers/seqid Error:KeeperErrorCode =
> NodeExists for /brokers/seqid
> (org.apache.zookeeper.server.PrepRequestProcessor)
> [2019-05-13 11:01:48,245] INFO Got user-level KeeperException when
> processing sessionid:0x1000081a14b0000 type:create cxid:0x7 zxid:0x25
> txntype:-1 reqpath:n/a Error Path:/isr_change_notification
> Error:KeeperErrorCode = NodeExists for /isr_change_notification
> (org.apache.zookeeper.server.PrepRequestProcessor)
> [2019-05-13 11:01:48,270] INFO Got user-level KeeperException when
> processing sessionid:0x1000081a14b0000 type:create cxid:0x8 zxid:0x26
> txntype:-1 reqpath:n/a Error Path:/latest_producer_id_block
> Error:KeeperErrorCode = NodeExists for /latest_producer_id_block
> (org.apache.zookeeper.server.PrepRequestProcessor)
> [2019-05-13 11:01:48,300] INFO Got user-level KeeperException when
> processing sessionid:0x1000081a14b0000 type:create cxid:0x9 zxid:0x27
> txntype:-1 reqpath:n/a Error Path:/log_dir_event_notification
> Error:KeeperErrorCode = NodeExists for /log_dir_event_notification
> (org.apache.zookeeper.server.PrepRequestProcessor)
> [2019-05-13 11:01:48,337] INFO Got user-level KeeperException when
> processing sessionid:0x1000081a14b0000 type:create cxid:0xa zxid:0x28
> txntype:-1 reqpath:n/a Error Path:/config/topics Error:KeeperErrorCode =
> NodeExists for /config/topics
> (org.apache.zookeeper.server.PrepRequestProcessor)
> [2019-05-13 11:01:48,366] INFO Got user-level KeeperException when
> processing sessionid:0x1000081a14b0000 type:create cxid:0xb zxid:0x29
> txntype:-1 reqpath:n/a Error Path:/config/clients Error:KeeperErrorCode =
> NodeExists for /config/clients
> (org.apache.zookeeper.server.PrepRequestProcessor)
> [2019-05-13 11:01:48,393] INFO Got user-level KeeperException when
> processing sessionid:0x1000081a14b0000 type:create cxid:0xc zxid:0x2a
> txntype:-1 reqpath:n/a Error Path:/config/users Error:KeeperErrorCode =
> NodeExists for /config/users
> (org.apache.zookeeper.server.PrepRequestProcessor)
> [2019-05-13 11:01:48,422] INFO Got user-level KeeperException when
> processing sessionid:0x1000081a14b0000 type:create cxid:0xd zxid:0x2b
> txntype:-1 reqpath:n/a Error Path:/config/brokers Error:KeeperErrorCode =
> NodeExists for /config/brokers
> (org.apache.zookeeper.server.PrepRequestProcessor)
>
> Regards
> Gagan
>