[infinispan-dev] Flag(s) being ignored on remote nodes

Sanne Grinovero sanne.grinovero at gmail.com
Wed Feb 9 09:49:03 EST 2011


2011/2/9 Manik Surtani <msurtani at redhat.com>:
> Yes, this is a critical issue. Flags should be sent along with the command. Create a jira, I'll take a look.

Created:
https://issues.jboss.org/browse/ISPN-922

And please pull in my testcase:
https://github.com/Sanne/infinispan/commit/d790938be2893f6370ba17be2e04396fb23bf97b

Cheers,
Sanne

>
> Sent from my iPhone
>
> On 9 Feb 2011, at 11:33, Sanne Grinovero <sanne.grinovero at gmail.com> wrote:
>
>> Using the following sequence, using REPL_SYNC:
>>
>> [thread-A] nodeOne.put(K1, V1);
>> [thread-B] nodeTwo.startBatch();
>> [thread-B] nodeTwo.remove(K1);
>> [thread-A] nodeOne.withFlags(Flag.SKIP_LOCKING).remove(K1);
>>
>> At the last line, thread-B is blocked waiting to end the batch to
>> after thread-A finished. This results in thread-A to throw a
>>
>> "org.infinispan.util.concurrent.TimeoutException: Unable to acquire
>> lock after [500 milliseconds] on key"
>>
>> Still if I run the same sequence of operation on two different threads
>> on the same node, this will work just fine and not throw any error:
>>
>> [thread-A] nodeOne.put(K1, V1);
>> [thread-B] nodeOne.startBatch();
>> [thread-B] nodeOne.remove(K1);
>> [thread-A] nodeOne.withFlags(Flag.SKIP_LOCKING).remove(K1);
>>
>> Looking into org.infinispan.interceptors.ReplicationInterceptor.handleCrudMethod(InvocationContext,
>> WriteCommand), it seems that any Flag is not sent to remove nodes.
>> Actually the whole org.infinispan.remoting.rpc.RpcManager interface is
>> not interested in Flags.
>>
>> This looks like to me a critical issue, or am I missing some design requirement?
>>
>> Regards,
>> Sanne
>> _______________________________________________
>> infinispan-dev mailing list
>> infinispan-dev at lists.jboss.org
>> https://lists.jboss.org/mailman/listinfo/infinispan-dev
>
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