Re: [jira] [Created] (IGNITE-2554) Affinity.mapKeyToNode() method throw "ArithmeticException: / by zero" for LOCAL cache

[Ken Cheng]

Hi Artem Shutak ,

*Does this issue easy to reproduce? As I would like to work on it.*




Thanks,
kcheng

On Thu, Feb 4, 2016 at 10:56 PM, Artem Shutak (JIRA) <j...@apache.org>
wrote:

> Artem Shutak created IGNITE-2554:
> ------------------------------------
>
>              Summary: Affinity.mapKeyToNode() method throw
> "ArithmeticException: / by zero" for LOCAL cache
>                  Key: IGNITE-2554
>                  URL: https://issues.apache.org/jira/browse/IGNITE-2554
>              Project: Ignite
>           Issue Type: Bug
>             Reporter: Artem Shutak
>             Priority: Minor
>
>
> Affinity.mapKeyToNode() method throw "ArithmeticException: / by zero" for
> LOCAL cache.
>
> The following code
> {code}
>     public static void main(String[] args) {
>         try (Ignite ignite = Ignition.start(new IgniteConfiguration())) {
>             CacheConfiguration cc = new CacheConfiguration();
>
>             cc.setCacheMode(LOCAL);
>             cc.setName("myCache");
>
>             ignite.getOrCreateCache(cc);
>
>             ignite.affinity("myCache").mapKeyToNode("myKey");
>         }
>     }
> {code}
>
> Produce the following exception.
>
> {noformat}
> Exception in thread "main" java.lang.ArithmeticException: / by zero
>         at
> org.apache.ignite.internal.processors.cache.affinity.GridCacheAffinityImpl.mapKeysToNodes(GridCacheAffinityImpl.java:210)
>         at
> org.apache.ignite.internal.processors.cache.affinity.GridCacheAffinityImpl.mapKeyToNode(GridCacheAffinityImpl.java:187)
>         at main
> {noformat}
>
> The issue is {{cctx.discovery().cacheAffinityNodes(cctx.name(), topVer)}}
> returns empty nodes collection.
>
>
>
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