storm-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Chengwei Yang <>
Subject Re: If supervisor fail and will not be restarted
Date Mon, 12 May 2014 12:37:07 GMT
On Mon, May 12, 2014 at 05:25:32PM +0530, Srinath C wrote:
> The current running workers will not get affected but if any of the worker
> processes crash, they will not get relaunched - basically the topology will
> remain disfunctional until the supervisor is started again and it re-spawns the
> worker process.

Yeah, thanks, the situation I suppose is the worker alive, but the
supervisor died, so there is no need to re-launch worker process[es].
What will be hurt if I left the supervisor dead?


> On Mon, May 12, 2014 at 1:40 PM, Chengwei Yang <>
> wrote:
>     Hi List,
>     I see the storm fault-tolerance page said that the storm supervisor is
>     stateless and so as it can be just restarted after fail.
>     I'm wondering if the fail supervisor will not be restarted, what will
>     happening? Is the only side-effect is that the nimbus can not ask the
>     *failed* supervisor to start worker anymore, so some kind of wast of
>     resource, is this true? Does it hurt current running worker?
>     --
>     Thanks,
>     Chengwei

View raw message