[jbosscache-dev] Default JGroups configs

[Manik Surtani]

For 3.0, I agree.  Can't ditch it for 2.x though.

This came up analysing an intermittent failure in a state transfer  
test and I found that FLUSH wasn't present!


On 24 Oct 2007, at 18:46, Brian Stansberry wrote:

> Manik Surtani wrote:
>> Any idea why the default configs still are:
>>  public String getDefaultClusterConfig()
>>    {
>>       return "UDP 
>> (mcast_addr=224.0.0.36;mcast_port=55566;ip_ttl=32;" +
>>                
>> "mcast_send_buf_size=150000;mcast_recv_buf_size=80000):" +
>>               "PING(timeout=1000;num_initial_members=2):" +
>>               "MERGE2(min_interval=5000;max_interval=10000):" +
>>               "FD_SOCK:" +
>>               "VERIFY_SUSPECT(timeout=1500):" +
>>               "pbcast.NAKACK 
>> (gc_lag=50;retransmit_timeout=600,1200,2400,4800):" +
>>               "UNICAST(timeout=600,1200,2400,4800):" +
>>               "pbcast.STABLE(desired_avg_gossip=20000):" +
>>               "FRAG(frag_size=8192):" +
>>               "pbcast.GMS 
>> (join_timeout=5000;join_retry_timeout=2000;" +
>>               "shun=false;print_local_addr=true):" +
>>               "pbcast.STATE_TRANSFER";
>>    }
>> instead of using STREAMING_STATE_TRANSFER and FLUSH instead of  
>> STATE_TRANSFER?  Any good reasons not to change it?
>
> Lots of other stuff missing vs. current best practice as well. No  
> FD. No FC.
>
> Although, IMHO in 3.0 we should get rid of this altogether and  
> force people to provide a config.
>
> -- 
> Brian Stansberry
> Lead, AS Clustering
> JBoss, a division of Red Hat
> brian.stansberry at redhat.com

--
Manik Surtani

Lead, JBoss Cache
JBoss, a division of Red Hat