Hi,

I tried changes suggested by you , waited for nodes  and then tried to start 
cluster , but only 1 node is  joins cluster other node  does not participates 
in cluster.
Do I have to add all nodes into BLT ?
Regards,
Gurmehar Singh

From: Andrei Aleksandrov <aealexsand...@gmail.com>
Sent: 29 October 2020 20:11
To: user@ignite.apache.org
Subject: Re: Ignite Cluster Issue on 2.7.6

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Hi,

Do you use cluster with persistence? After first actication all your data will 
be located on the first activated node.

In this case, you also should track your baseline.

https://www.gridgain.com/docs/latest/developers-guide/baseline-topology<https://apc01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.gridgain.com%2Fdocs%2Flatest%2Fdevelopers-guide%2Fbaseline-topology&data=04%7C01%7Cgurmehar.kalra%40hcl.com%7Cb6b965fa945e4a7f9b2608d87c189df1%7C189de737c93a4f5a8b686f4ca9941912%7C0%7C0%7C637395793215914323%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=vlUsoU0O2U8cW1aqojX29MmnxvhnVfL%2B4AbVGem5wIs%3D&reserved=0>

Baseline topology is a subset of nodes where you cache data located.

The recommendations are the following:

1)you should activate the cluster only when all server nodes were started
2)If the topology changes, you must either restore the failed nodes or reset to 
the base topology to trigger partition reassignment and rebalancing.
3)If some new node should contain the cache data then you should add this node 
to baseline topology:

using java code:

https://ignite.apache.org/releases/latest/javadoc/org/apache/ignite/IgniteCluster.html#setBaselineTopology-java.util.Collection<https://apc01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fignite.apache.org%2Freleases%2Flatest%2Fjavadoc%2Forg%2Fapache%2Fignite%2FIgniteCluster.html%23setBaselineTopology-java.util.Collection&data=04%7C01%7Cgurmehar.kalra%40hcl.com%7Cb6b965fa945e4a7f9b2608d87c189df1%7C189de737c93a4f5a8b686f4ca9941912%7C0%7C0%7C637395793215914323%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=i470Z%2FOz7uOPcm8dgQXSJYNhrlUXfcv6fTn%2BQlnfeVk%3D&reserved=0>-

using utility tool:

https://www.gridgain.com/docs/latest/administrators-guide/control-script#adding-nodes-to-baseline-topology<https://apc01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.gridgain.com%2Fdocs%2Flatest%2Fadministrators-guide%2Fcontrol-script%23adding-nodes-to-baseline-topology&data=04%7C01%7Cgurmehar.kalra%40hcl.com%7Cb6b965fa945e4a7f9b2608d87c189df1%7C189de737c93a4f5a8b686f4ca9941912%7C0%7C0%7C637395793215924318%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=Z2SLId9kSjQhXA0SWmMMu5uEq3OHT1YX5v30OM5ckTM%3D&reserved=0>

4)In case if some node from baseline can't be started (e.g because its data on 
the disk was destroyed) it should be removed from baseline:

https://www.gridgain.com/docs/latest/administrators-guide/control-script#removing-nodes-from-baseline-topology<https://apc01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.gridgain.com%2Fdocs%2Flatest%2Fadministrators-guide%2Fcontrol-script%23removing-nodes-from-baseline-topology&data=04%7C01%7Cgurmehar.kalra%40hcl.com%7Cb6b965fa945e4a7f9b2608d87c189df1%7C189de737c93a4f5a8b686f4ca9941912%7C0%7C0%7C637395793215924318%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=EiZeVORdR03LAr%2BUworeIBxeP3%2F3LfosUg5izvFylu0%3D&reserved=0>

If you are not using persistence, please provide additional information that 
"data is being added to the cache but not available to any of the modules." 
means:

1) How you access data
2) What do you see in the logs

BR,
Andrei
10/29/2020 4:19 PM, Gurmehar Kalra пишет:
Hi,

I have two module(Web and Engine)  and want to share data b/w the modules , but 
when I run  web and engine together , data is added to cache  but is not 
available to either of modules.
below is my ignite config, which is same in both modules

    config.setActiveOnStart(true);
    config.setAutoActivationEnabled(true);
    
config.setIgniteHome(propertyReader.getProperty("spring.ignite.storage.path"));
    config.setFailureHandler(new StopNodeOrHaltFailureHandler());
    config.setDataStorageConfiguration(getDataStorageConfiguration());
    config.setGridLogger(new 
JavaLogger(java.util.logging.Logger.getLogger(LOG.getClass().getCanonicalName())));

    Ignite ignite = Ignition.start(config);
    ignite.cluster().active(true);


All Caches created have below properties |
    cache.setWriteSynchronizationMode(CacheWriteSynchronizationMode.FULL_ASYNC);
    cache.setAtomicityMode(CacheAtomicityMode.TRANSACTIONAL);
    cache.setCacheMode(CacheMode.REPLICATED);
    cache.setGroupName("EngineGroup");

Both Modules  are running on  IP List : 
127.0.0.1:47501,127.0.0.1:47502,127.0.0.1:47503,127.0.0.1:47504

Please suggest..
Regards,
Gurmehar Singh

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