Hi Bongjae,
Thanks for looking into this.
Your previous code changes look good and can be checked in. But
please wait for now since I am in the middle of integrating the Shoal
code into Glassfish. Once I am done, I will let you know when you can
check in your changes.
For the new changes that you sent today, I will need sometime to
review them due to some other issues I am looking at.
Thanks a bunch for contributing.
Sheetal
On Jun 10, 2008, at 8:32 AM, Bongjae Chang wrote:
> Hi Shreedhar.
>
> I also try to test members for a join notification in the
> concurrent case.
> In other words, when "A" and "B" joined the group concurrently ,
> some problems also occurred.
>
> (a) sometimes, join notifications are duplicated
> (b) sometimes, any member as well as group leader didn't receive
> some join notifications.
>
> The following is error log.
> ["A"'s log]
> ----------------------------------------------------------------------
> --
> 2008. 6. 10 오후 11:04:58
> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
> 정보: Starting SimpleJoinTest....
> 2008. 6. 10 오후 11:04:58
> com.sun.enterprise.shoal.jointest.SimpleJoinTest initializeGMS
> 정보: Initializing Shoal for member:
> a2ed5cb6-3cc7-4060-91d6-3fc8b6854049 group:TestGroup
> 2008. 6. 10 오후 11:04:58
> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
> 정보: Registering for group event notifications
> 2008. 6. 10 오후 11:04:58
> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
> 정보: Joining Group TestGroup
> 2008. 6. 10 오후 11:04:59
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
> 정보: GMS View Change Received for group TestGroup : Members in
> view for (before change analysis) are :
> 1: MemberId: a2ed5cb6-3cc7-4060-91d6-3fc8b6854049, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEC3B82201E1B545DB8E9ECF62
> 1244468F03
>
> 2008. 6. 10 오후 11:04:59
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
> 정보: Analyzing new membership snapshot received as part of
> event : MASTER_CHANGE_EVENT
> 2008. 6. 10 오후 11:05:10
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
> 정보: GMS View Change Received for group TestGroup : Members in
> view for (before change analysis) are :
> 1: MemberId: e9d80499-0f8b-4e2d-8856-3f31dcc25f96, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE2E6E148CC1DB479EA7D0C6A0
> AF50B5A103
> 2: MemberId: a2ed5cb6-3cc7-4060-91d6-3fc8b6854049, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEC3B82201E1B545DB8E9ECF62
> 1244468F03
>
> 2008. 6. 10 오후 11:05:10
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
> 정보: Analyzing new membership snapshot received as part of
> event : MASTER_CHANGE_EVENT
> 2008. 6. 10 오후 11:05:10
> com.sun.enterprise.shoal.jointest.SimpleJoinTest
> $JoinNotificationCallBack processNotification
> 정보: ***JoinNotification received: GroupLeader = false,
> Signal.getMemberToken() = e9d80499-0f8b-4e2d-8856-3f31dcc25f96,
> ServerName = a2ed5cb6-3cc7-4060-91d6-3fc8b6854049, Leader =
> e9d80499-0f8b-4e2d-8856-3f31dcc25f96
> 2008. 6. 10 오후 11:05:10
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
> 정보: GMS View Change Received for group TestGroup : Members in
> view for (before change analysis) are :
> 1: MemberId: e9d80499-0f8b-4e2d-8856-3f31dcc25f96, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE2E6E148CC1DB479EA7D0C6A0
> AF50B5A103
> 2: MemberId: a2ed5cb6-3cc7-4060-91d6-3fc8b6854049, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEC3B82201E1B545DB8E9ECF62
> 1244468F03
>
> 2008. 6. 10 오후 11:05:10
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
> 정보: Analyzing new membership snapshot received as part of
> event : ADD_EVENT
> 2008. 6. 10 오후 11:05:10
> com.sun.enterprise.shoal.jointest.SimpleJoinTest
> $JoinNotificationCallBack processNotification
> 정보: ***JoinNotification received: GroupLeader = false,
> Signal.getMemberToken() = a2ed5cb6-3cc7-4060-91d6-3fc8b6854049,
> ServerName = a2ed5cb6-3cc7-4060-91d6-3fc8b6854049, Leader =
> e9d80499-0f8b-4e2d-8856-3f31dcc25f96
> 2008. 6. 10 오후 11:05:10
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
> 정보: GMS View Change Received for group TestGroup : Members in
> view for (before change analysis) are :
> 1: MemberId: e9d80499-0f8b-4e2d-8856-3f31dcc25f96, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE2E6E148CC1DB479EA7D0C6A0
> AF50B5A103
> 2: MemberId: a2ed5cb6-3cc7-4060-91d6-3fc8b6854049, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEC3B82201E1B545DB8E9ECF62
> 1244468F03
>
> 2008. 6. 10 오후 11:05:10
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
> 정보: Analyzing new membership snapshot received as part of
> event : ADD_EVENT
> 2008. 6. 10 오후 11:05:10
> com.sun.enterprise.shoal.jointest.SimpleJoinTest
> $JoinNotificationCallBack processNotification
> 정보: ***JoinNotification received: GroupLeader = false,
> Signal.getMemberToken() = a2ed5cb6-3cc7-4060-91d6-3fc8b6854049,
> ServerName = a2ed5cb6-3cc7-4060-91d6-3fc8b6854049, Leader =
> e9d80499-0f8b-4e2d-8856-3f31dcc25f96
> ----------------------------------------------------------------------
> --
> "A" received duplicated JoinNotifications
> (a2ed5cb6-3cc7-4060-91d6-3fc8b6854049).
>
>
> ["B"'s log]
> ----------------------------------------------------------------------
> --
> 2008. 6. 10 오후 11:04:54
> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
> 정보: Starting SimpleJoinTest....
> 2008. 6. 10 오후 11:04:54
> com.sun.enterprise.shoal.jointest.SimpleJoinTest initializeGMS
> 정보: Initializing Shoal for member:
> e9d80499-0f8b-4e2d-8856-3f31dcc25f96 group:TestGroup
> 2008. 6. 10 오후 11:04:55
> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
> 정보: Registering for group event notifications
> 2008. 6. 10 오후 11:04:55
> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
> 정보: Joining Group TestGroup
> 2008. 6. 10 오후 11:04:56
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
> 정보: GMS View Change Received for group TestGroup : Members in
> view for (before change analysis) are :
> 1: MemberId: e9d80499-0f8b-4e2d-8856-3f31dcc25f96, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE2E6E148CC1DB479EA7D0C6A0
> AF50B5A103
>
> 2008. 6. 10 오후 11:04:56
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
> 정보: Analyzing new membership snapshot received as part of
> event : MASTER_CHANGE_EVENT
> 2008. 6. 10 오후 11:05:01
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
> 정보: GMS View Change Received for group TestGroup : Members in
> view for (before change analysis) are :
> 1: MemberId: e9d80499-0f8b-4e2d-8856-3f31dcc25f96, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE2E6E148CC1DB479EA7D0C6A0
> AF50B5A103
> 2: MemberId: a2ed5cb6-3cc7-4060-91d6-3fc8b6854049, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEC3B82201E1B545DB8E9ECF62
> 1244468F03
>
> 2008. 6. 10 오후 11:05:01
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
> 정보: Analyzing new membership snapshot received as part of
> event : MASTER_CHANGE_EVENT
> 2008. 6. 10 오후 11:05:04
> com.sun.enterprise.shoal.jointest.SimpleJoinTest
> $JoinNotificationCallBack processNotification
> 정보: ***JoinNotification received: GroupLeader = true,
> Signal.getMemberToken() = a2ed5cb6-3cc7-4060-91d6-3fc8b6854049,
> ServerName = e9d80499-0f8b-4e2d-8856-3f31dcc25f96, Leader =
> e9d80499-0f8b-4e2d-8856-3f31dcc25f96
> 2008. 6. 10 오후 11:05:09
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
> 정보: GMS View Change Received for group TestGroup : Members in
> view for (before change analysis) are :
> 1: MemberId: e9d80499-0f8b-4e2d-8856-3f31dcc25f96, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE2E6E148CC1DB479EA7D0C6A0
> AF50B5A103
> 2: MemberId: a2ed5cb6-3cc7-4060-91d6-3fc8b6854049, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEC3B82201E1B545DB8E9ECF62
> 1244468F03
>
> 2008. 6. 10 오후 11:05:09
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
> 정보: Analyzing new membership snapshot received as part of
> event : ADD_EVENT
> 2008. 6. 10 오후 11:05:12
> com.sun.enterprise.shoal.jointest.SimpleJoinTest
> $JoinNotificationCallBack processNotification
> 정보: ***JoinNotification received: GroupLeader = true,
> Signal.getMemberToken() = a2ed5cb6-3cc7-4060-91d6-3fc8b6854049,
> ServerName = e9d80499-0f8b-4e2d-8856-3f31dcc25f96, Leader =
> e9d80499-0f8b-4e2d-8856-3f31dcc25f96
> 2008. 6. 10 오후 11:05:12
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
> 정보: GMS View Change Received for group TestGroup : Members in
> view for (before change analysis) are :
> 1: MemberId: e9d80499-0f8b-4e2d-8856-3f31dcc25f96, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE2E6E148CC1DB479EA7D0C6A0
> AF50B5A103
> 2: MemberId: a2ed5cb6-3cc7-4060-91d6-3fc8b6854049, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEC3B82201E1B545DB8E9ECF62
> 1244468F03
>
> 2008. 6. 10 오후 11:05:12
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
> 정보: Analyzing new membership snapshot received as part of
> event : ADD_EVENT
> 2008. 6. 10 오후 11:05:15
> com.sun.enterprise.shoal.jointest.SimpleJoinTest
> $JoinNotificationCallBack processNotification
> 정보: ***JoinNotification received: GroupLeader = true,
> Signal.getMemberToken() = a2ed5cb6-3cc7-4060-91d6-3fc8b6854049,
> ServerName = e9d80499-0f8b-4e2d-8856-3f31dcc25f96, Leader =
> e9d80499-0f8b-4e2d-8856-3f31dcc25f96
> ----------------------------------------------------------------------
> --
> "B" also received duplicated JoinNotifications
> (a2ed5cb6-3cc7-4060-91d6-3fc8b6854049).
> And because "B" is group leader, "B" don't receive own join
> notification as I reported before.
>
>
>
>
> When "A", "B" and "C" joined the group concurrently, the following
> is error log
>
> ["A"'s log]
> ----------------------------------------------------------------------
> --
> 2008. 6. 10 오후 10:17:41
> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
> 정보: Starting SimpleJoinTest....
> 2008. 6. 10 오후 10:17:41
> com.sun.enterprise.shoal.jointest.SimpleJoinTest initializeGMS
> 정보: Initializing Shoal for member: 197c66d7-
> f56c-4119-8b1e-18dc330e39d3 group:TestGroup
> 2008. 6. 10 오후 10:17:41
> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
> 정보: Registering for group event notifications
> 2008. 6. 10 오후 10:17:41
> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
> 정보: Joining Group TestGroup
> 2008. 6. 10 오후 10:17:42
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
> 정보: GMS View Change Received for group TestGroup : Members in
> view for (before change analysis) are :
> 1: MemberId: 197c66d7-f56c-4119-8b1e-18dc330e39d3, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE7D33395A50CC479CAA67ACEE
> EBD3BDDC03
>
> 2008. 6. 10 오후 10:17:42
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
> 정보: Analyzing new membership snapshot received as part of
> event : MASTER_CHANGE_EVENT
> 2008. 6. 10 오후 10:17:47
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
> 정보: GMS View Change Received for group TestGroup : Members in
> view for (before change analysis) are :
> 1: MemberId: 197c66d7-f56c-4119-8b1e-18dc330e39d3, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE7D33395A50CC479CAA67ACEE
> EBD3BDDC03
> 2: MemberId: 0c3c5b33-9a7d-4d85-ba1d-7a09a52d4e4b, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE9D818A456DA94CB5B53CB024
> FD26DA8B03
> 3: MemberId: 468996ee-2d54-4c58-af46-72d903154e31, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEBCDB7FE3F44D47DE944388A0
> 9B8081BE03
>
> 2008. 6. 10 오후 10:17:47
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
> 정보: Analyzing new membership snapshot received as part of
> event : MASTER_CHANGE_EVENT
> 2008. 6. 10 오후 10:17:53
> com.sun.enterprise.shoal.jointest.SimpleJoinTest
> $JoinNotificationCallBack processNotification
> 정보: ***JoinNotification received: GroupLeader = true,
> Signal.getMemberToken() = 0c3c5b33-9a7d-4d85-ba1d-7a09a52d4e4b,
> ServerName = 197c66d7-f56c-4119-8b1e-18dc330e39d3, Leader =
> 197c66d7-f56c-4119-8b1e-18dc330e39d3
> 2008. 6. 10 오후 10:17:53
> com.sun.enterprise.shoal.jointest.SimpleJoinTest
> $JoinNotificationCallBack processNotification
> 정보: ***JoinNotification received: GroupLeader = true,
> Signal.getMemberToken() = 468996ee-2d54-4c58-af46-72d903154e31,
> ServerName = 197c66d7-f56c-4119-8b1e-18dc330e39d3, Leader =
> 197c66d7-f56c-4119-8b1e-18dc330e39d3
> ----------------------------------------------------------------------
> --
>
>
> ["B"'s log]
> ----------------------------------------------------------------------
> --
> 2008. 6. 10 오후 10:17:41
> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
> 정보: Starting SimpleJoinTest....
> 2008. 6. 10 오후 10:17:41
> com.sun.enterprise.shoal.jointest.SimpleJoinTest initializeGMS
> 정보: Initializing Shoal for member: 0c3c5b33-9a7d-4d85-
> ba1d-7a09a52d4e4b group:TestGroup
> 2008. 6. 10 오후 10:17:41
> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
> 정보: Registering for group event notifications
> 2008. 6. 10 오후 10:17:41
> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
> 정보: Joining Group TestGroup
> 2008. 6. 10 오후 10:17:42
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
> 정보: GMS View Change Received for group TestGroup : Members in
> view for (before change analysis) are :
> 1: MemberId: 0c3c5b33-9a7d-4d85-ba1d-7a09a52d4e4b, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE9D818A456DA94CB5B53CB024
> FD26DA8B03
>
> 2008. 6. 10 오후 10:17:42
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
> 정보: Analyzing new membership snapshot received as part of
> event : MASTER_CHANGE_EVENT
> 2008. 6. 10 오후 10:17:47
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
> 정보: GMS View Change Received for group TestGroup : Members in
> view for (before change analysis) are :
> 1: MemberId: 197c66d7-f56c-4119-8b1e-18dc330e39d3, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE7D33395A50CC479CAA67ACEE
> EBD3BDDC03
> 2: MemberId: 0c3c5b33-9a7d-4d85-ba1d-7a09a52d4e4b, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE9D818A456DA94CB5B53CB024
> FD26DA8B03
>
> 2008. 6. 10 오후 10:17:47
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
> 정보: Analyzing new membership snapshot received as part of
> event : MASTER_CHANGE_EVENT
> 2008. 6. 10 오후 10:17:47
> com.sun.enterprise.shoal.jointest.SimpleJoinTest
> $JoinNotificationCallBack processNotification
> 정보: ***JoinNotification received: GroupLeader = false,
> Signal.getMemberToken() = 197c66d7-f56c-4119-8b1e-18dc330e39d3,
> ServerName = 0c3c5b33-9a7d-4d85-ba1d-7a09a52d4e4b, Leader =
> 197c66d7-f56c-4119-8b1e-18dc330e39d3
> 2008. 6. 10 오후 10:17:47
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
> 정보: GMS View Change Received for group TestGroup : Members in
> view for (before change analysis) are :
> 1: MemberId: 197c66d7-f56c-4119-8b1e-18dc330e39d3, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE7D33395A50CC479CAA67ACEE
> EBD3BDDC03
> 2: MemberId: 0c3c5b33-9a7d-4d85-ba1d-7a09a52d4e4b, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE9D818A456DA94CB5B53CB024
> FD26DA8B03
> 3: MemberId: 468996ee-2d54-4c58-af46-72d903154e31, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEBCDB7FE3F44D47DE944388A0
> 9B8081BE03
>
> 2008. 6. 10 오후 10:17:47
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
> 정보: Analyzing new membership snapshot received as part of
> event : MASTER_CHANGE_EVENT
> 2008. 6. 10 오후 10:17:47
> com.sun.enterprise.shoal.jointest.SimpleJoinTest
> $JoinNotificationCallBack processNotification
> 정보: ***JoinNotification received: GroupLeader = false,
> Signal.getMemberToken() = 468996ee-2d54-4c58-af46-72d903154e31,
> ServerName = 0c3c5b33-9a7d-4d85-ba1d-7a09a52d4e4b, Leader =
> 197c66d7-f56c-4119-8b1e-18dc330e39d3
> ----------------------------------------------------------------------
> --
>
> ["C"'s log]
> ----------------------------------------------------------------------
> --
> 2008. 6. 10 오후 10:17:42
> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
> 정보: Starting SimpleJoinTest....
> 2008. 6. 10 오후 10:17:42
> com.sun.enterprise.shoal.jointest.SimpleJoinTest initializeGMS
> 정보: Initializing Shoal for member: 468996ee-2d54-4c58-
> af46-72d903154e31 group:TestGroup
> 2008. 6. 10 오후 10:17:42
> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
> 정보: Registering for group event notifications
> 2008. 6. 10 오후 10:17:42
> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
> 정보: Joining Group TestGroup
> 2008. 6. 10 오후 10:17:43
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
> 정보: GMS View Change Received for group TestGroup : Members in
> view for (before change analysis) are :
> 1: MemberId: 468996ee-2d54-4c58-af46-72d903154e31, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEBCDB7FE3F44D47DE944388A0
> 9B8081BE03
>
> 2008. 6. 10 오후 10:17:43
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
> 정보: Analyzing new membership snapshot received as part of
> event : MASTER_CHANGE_EVENT
> 2008. 6. 10 오후 10:17:47
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
> 정보: GMS View Change Received for group TestGroup : Members in
> view for (before change analysis) are :
> 1: MemberId: 197c66d7-f56c-4119-8b1e-18dc330e39d3, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE7D33395A50CC479CAA67ACEE
> EBD3BDDC03
> 2: MemberId: 468996ee-2d54-4c58-af46-72d903154e31, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEBCDB7FE3F44D47DE944388A0
> 9B8081BE03
>
> 2008. 6. 10 오후 10:17:47
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
> 정보: Analyzing new membership snapshot received as part of
> event : MASTER_CHANGE_EVENT
> 2008. 6. 10 오후 10:17:47
> com.sun.enterprise.shoal.jointest.SimpleJoinTest
> $JoinNotificationCallBack processNotification
> 정보: ***JoinNotification received: GroupLeader = false,
> Signal.getMemberToken() = 197c66d7-f56c-4119-8b1e-18dc330e39d3,
> ServerName = 468996ee-2d54-4c58-af46-72d903154e31, Leader =
> 197c66d7-f56c-4119-8b1e-18dc330e39d3
> 2008. 6. 10 오후 10:17:47
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
> 정보: GMS View Change Received for group TestGroup : Members in
> view for (before change analysis) are :
> 1: MemberId: 197c66d7-f56c-4119-8b1e-18dc330e39d3, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE7D33395A50CC479CAA67ACEE
> EBD3BDDC03
> 2: MemberId: 0c3c5b33-9a7d-4d85-ba1d-7a09a52d4e4b, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE9D818A456DA94CB5B53CB024
> FD26DA8B03
> 3: MemberId: 468996ee-2d54-4c58-af46-72d903154e31, MemberType:
> CORE, Address:
> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEBCDB7FE3F44D47DE944388A0
> 9B8081BE03
>
> 2008. 6. 10 오후 10:17:47
> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
> 정보: Analyzing new membership snapshot received as part of
> event : MASTER_CHANGE_EVENT
> 2008. 6. 10 오후 10:17:47
> com.sun.enterprise.shoal.jointest.SimpleJoinTest
> $JoinNotificationCallBack processNotification
> 정보: ***JoinNotification received: GroupLeader = false,
> Signal.getMemberToken() = 0c3c5b33-9a7d-4d85-ba1d-7a09a52d4e4b,
> ServerName = 468996ee-2d54-4c58-af46-72d903154e31, Leader =
> 197c66d7-f56c-4119-8b1e-18dc330e39d3
> ----------------------------------------------------------------------
> --
> All members missed some join notification.
>
>
> I also tried to fix these problems.
> I think it is so difficult that I explain all contents in detail
> about solutions.
> So I attached patch codes included comments.
> When I try to test it, it seems that all problems which I reported
> till now are fixed.
>
> If you can afford to review these codes, please point out my mistakes.
> I hope this patch will be of a little help and I am looking forward
> to your feedback.
>
> Thanks.
>
> --
> Bongjae Chang
>
>
> ----- Original Message -----
> From: Bongjae Chang
> To: dev_at_shoal.dev.java.net
> Sent: Friday, June 06, 2008 1:07 AM
> Subject: Re: [Shoal-Dev] Strange behavior about join notifications.
>
> Hi Shreedhar.
>
> I attached my patch. Attached files are MasterNode.java and
> ClusterViewManager.java
>
> In MasterNode.java, only processMasterNodeResponse() method changed.
>
> In ClusterViewManager.java, setMaster( List , SystemAdvertisement)
> and addToView( List ) method added newly.
>
> I made effort to preserve original logic and codes if possible.
>
> Thanks.
>
> --
> Bongjae Chang
>
>
> ----- Original Message -----
> From: Shreedhar Ganapathy
> To: dev_at_shoal.dev.java.net
> Sent: Thursday, June 05, 2008 11:32 PM
> Subject: Re: [Shoal-Dev] Strange behavior about join notifications.
>
> Excellent investigation!
> Solution sounds reasonably good.
> Could you send us a patch and we can try it out in our internal
> test setup?
>
> Bongjae Chang wrote:
>>
>>
>> I reviewed join notification's logic about (b).
>>
>> (b) when new member joined, this member don't receive some
>> members' join notifications.(In other words, this member receives
>> only own notification and group leader's notification)
>>
>> This is normal case. e.g) member "B"'s behavior
>>
>> 1. When new member("C") joins the group, the group leader(master)
>> sends MASTERNODERESPONSE to group members with ADD_EVENT(about
>> "C") and own view's snapshot finally.
>>
>> 2. Members receive MASTERNODERESPONSE and process
>> processMasterNodeResponse().
>>
>> 3. In processMasterNodeResponse(), ADD_EVENT notified with master
>> view's snapshot by ClusterViewManager.
>>
>> 4. Then, ViewWindow analyzes the event packet(ADD_EVENT).
>>
>> 5. Finally, members receive a join notification about new member
>> (about "C").
>>
>>
>>
>> But In new memeber("C"), some problem occurred. There is no logic
>> about notifying other members' ADD_EVENT(about "B")
>>
>> 1. When new member("C") joins the group, the group leader(master)
>> sends MASTERNODERESPONSE to group members with ADD_EVENT and own
>> view's snapshot finally.[same above]
>>
>> 2. "C" receive MASTERNODERESPONSE and process
>> processMasterNodeResponse()[same above]
>>
>> 3. In processMasterNodeResponse(), MASTER_CHANGE_EVENT notified
>> without master view's snapshot because current master is self.
>>
>> 4. Then, ViewWindow analyzes the event packet
>> (MASTER_CHANGE_EVENT). Of course when ViewWindow receives
>> MASTER_CHANGE_EVENT, ViewWindow notifies join notifications based
>> on view history if previous view doesn't have any members. Maybe
>> this is the logic for notifying other members' join notifications
>> in new member("C"). But current view based on event packet
>> (MASTER_CHANGE_EVENT) is not master view unfortunately. Current
>> view has only "C"'s local view(currently only master member and
>> own member added). So only master's join notification occurred.
>> 5. In processMasterNodeResponse(), ADD_EVENT notified with master
>> view's snapshot by ClusterViewManager.[same above]
>> 6. Then, ViewWindow analyzes the event packet(ADD_EVENT).[same above]
>> 7. new member("C") receives own join notification.[same above]
>>
>>
>>
>> So, I think this problem can be fixed if MASTER_CHANGE_EVENT
>> notified with master view's snapshot above 3. Then above 4,
>> ViewWindow can find that previous view doesn't have other members
>> as well as master member. And then above 5, In processMasterNode
>> (), ClusterViewManager can notifies only ADD_EVENT without master
>> view's snapshot because MASTER_CHANGE_EVENT included master view's
>> snapshot already notified .
>>
>> Actually, I tried to apply this patch, I could verify that this
>> problem(b) is resolved.
>>
>> If this issue(b) is indentified as a bug and my suggestion doesn't
>> have a mistake or error logically, I will send the patch code to
>> the dev alias.
>>
>> Please point out mistakes and I ask you for advice.
>>
>> Thanks.
>> --
>> Bongjae Chang
>>
>>
>> ----- Original Message -----
>> From: Bongjae Chang
>> To: dev_at_shoal.dev.java.net
>> Sent: Thursday, June 05, 2008 2:38 PM
>> Subject: [Shoal-Dev] Strange behavior about join notifications.
>>
>> Hi.
>> When I tried to test join notifications, I found some problems.
>>
>> Assuming that "A", "B" and "C" are members in "TestGroup".
>> Sometimes when new member join, this member can't receive join
>> notifications of others that already joined.
>>
>> This scenario is following.
>> 1. First, "A" joined and became a group leader.
>> 2. after 1, "B" joined. Then "B" received "A"'s a join
>> notification and own("C") join notification in "B". No problem.
>> 3. after 2, "C" joined. At this time, "C" must receive "A", "B"
>> and "C" join notifications in "C". But "C" didn't receive "B"'s a
>> join notification.
>>
>> Like above, assuming that "A", "B", "C" and "D" are members in
>> "TestGroup", "D" didn't receive "B" and "C"'s join notifications.
>>
>> I think there are some bugs.
>> (a) above 1, the group leader don't receive own join notification.
>> (b) above 3, when new member joined, this member don't receive
>> some members' join notifications.(In other words, this member
>> receives only own notification and group leader's notification)
>>
>> You can also see this result from following logs.
>>
>> "A"(the group leader): member id="6a92713c-d83e-49a8-8aaa-
>> ad12046a1acb"
>> "B": member id="77ff0a1c-b9a1-417a-b04c-0028ef6da921"
>> "C": member id="6a8e7161-92ef-4b9e-a5e1-d9a8c7665b4a"
>> When memebers receive a join notification, "***JoinNotification
>> received: ServerName = [MY_MEMBER_ID], Signal.getMemberToken() =
>> [MEMBER_ID]" printed.
>>
>> ["A"'s log]
>> ---------------------------------------------------------------------
>> ---
>> 2008. 6. 5 오후 1:36:17
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
>> 정보: Starting SimpleJoinTest....
>> 2008. 6. 5 오후 1:36:18
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest initializeGMS
>> 정보: Initializing Shoal for member: 6a92713c-d83e-49a8-8aaa-
>> ad12046a1acb group:TestGroup
>> 2008. 6. 5 오후 1:36:18
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
>> 정보: Registering for group event notifications
>> 2008. 6. 5 오후 1:36:18
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
>> 정보: Joining Group TestGroup
>> 2008. 6. 5 오후 1:36:18
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
>> 정보: GMS View Change Received for group TestGroup : Members in
>> view for (before change analysis) are :
>> 1: MemberId: 6a92713c-d83e-49a8-8aaa-ad12046a1acb, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE15F3706F0E794BF595FCEE9
>> EEA90FCE103
>>
>> 2008. 6. 5 오후 1:36:18
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
>> 정보: Analyzing new membership snapshot received as part of
>> event : MASTER_CHANGE_EVENT
>> 2008. 6. 5 오후 1:36:41
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
>> 정보: GMS View Change Received for group TestGroup : Members in
>> view for (before change analysis) are :
>> 1: MemberId: 6a92713c-d83e-49a8-8aaa-ad12046a1acb, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE15F3706F0E794BF595FCEE9
>> EEA90FCE103
>> 2: MemberId: 77ff0a1c-b9a1-417a-b04c-0028ef6da921, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEC9482BF0C6A44D55B407E7E
>> 3A8D1339803
>>
>> 2008. 6. 5 오후 1:36:41
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
>> 정보: Analyzing new membership snapshot received as part of
>> event : ADD_EVENT
>> 2008. 6. 5 오후 1:36:44
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest
>> $JoinNotificationCallBack processNotification
>> 정보: ***JoinNotification received: ServerName = 6a92713c-
>> d83e-49a8-8aaa-ad12046a1acb, Signal.getMemberToken() = 77ff0a1c-
>> b9a1-417a-b04c-0028ef6da921
>> 2008. 6. 5 오후 1:37:00
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
>> 정보: GMS View Change Received for group TestGroup : Members in
>> view for (before change analysis) are :
>> 1: MemberId: 6a8e7161-92ef-4b9e-a5e1-d9a8c7665b4a, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE0F6B7D5CD8CC447180F2D05
>> 9E273AD5103
>> 2: MemberId: 6a92713c-d83e-49a8-8aaa-ad12046a1acb, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE15F3706F0E794BF595FCEE9
>> EEA90FCE103
>> 3: MemberId: 77ff0a1c-b9a1-417a-b04c-0028ef6da921, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEC9482BF0C6A44D55B407E7E
>> 3A8D1339803
>>
>> 2008. 6. 5 오후 1:37:00
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
>> 정보: Analyzing new membership snapshot received as part of
>> event : ADD_EVENT
>> 2008. 6. 5 오후 1:37:03
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest
>> $JoinNotificationCallBack processNotification
>> 정보: ***JoinNotification received: ServerName = 6a92713c-
>> d83e-49a8-8aaa-ad12046a1acb, Signal.getMemberToken() =
>> 6a8e7161-92ef-4b9e-a5e1-d9a8c7665b4a
>> ---------------------------------------------------------------------
>> ---
>> "A"'s log don't have own join notification(6a92713c-d83e-49a8-8aaa-
>> ad12046a1acb).
>>
>>
>> ["B"'s log]
>> ---------------------------------------------------------------------
>> ---
>> 2008. 6. 5 오후 1:36:40
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
>> 정보: Starting SimpleJoinTest....
>> 2008. 6. 5 오후 1:36:40
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest initializeGMS
>> 정보: Initializing Shoal for member: 77ff0a1c-b9a1-417a-
>> b04c-0028ef6da921 group:TestGroup
>> 2008. 6. 5 오후 1:36:40
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
>> 정보: Registering for group event notifications
>> 2008. 6. 5 오후 1:36:40
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
>> 정보: Joining Group TestGroup
>> 2008. 6. 5 오후 1:36:41
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
>> 정보: GMS View Change Received for group TestGroup : Members in
>> view for (before change analysis) are :
>> 1: MemberId: 77ff0a1c-b9a1-417a-b04c-0028ef6da921, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEC9482BF0C6A44D55B407E7E
>> 3A8D1339803
>>
>> 2008. 6. 5 오후 1:36:41
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
>> 정보: Analyzing new membership snapshot received as part of
>> event : MASTER_CHANGE_EVENT
>> 2008. 6. 5 오후 1:36:41
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
>> 정보: GMS View Change Received for group TestGroup : Members in
>> view for (before change analysis) are :
>> 1: MemberId: 6a92713c-d83e-49a8-8aaa-ad12046a1acb, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE15F3706F0E794BF595FCEE9
>> EEA90FCE103
>> 2: MemberId: 77ff0a1c-b9a1-417a-b04c-0028ef6da921, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEC9482BF0C6A44D55B407E7E
>> 3A8D1339803
>>
>> 2008. 6. 5 오후 1:36:41
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
>> 정보: Analyzing new membership snapshot received as part of
>> event : MASTER_CHANGE_EVENT
>> 2008. 6. 5 오후 1:36:41
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest
>> $JoinNotificationCallBack processNotification
>> 정보: ***JoinNotification received: ServerName = 77ff0a1c-
>> b9a1-417a-b04c-0028ef6da921, Signal.getMemberToken() = 6a92713c-
>> d83e-49a8-8aaa-ad12046a1acb
>> 2008. 6. 5 오후 1:36:41
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
>> 정보: GMS View Change Received for group TestGroup : Members in
>> view for (before change analysis) are :
>> 1: MemberId: 6a92713c-d83e-49a8-8aaa-ad12046a1acb, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE15F3706F0E794BF595FCEE9
>> EEA90FCE103
>> 2: MemberId: 77ff0a1c-b9a1-417a-b04c-0028ef6da921, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEC9482BF0C6A44D55B407E7E
>> 3A8D1339803
>>
>> 2008. 6. 5 오후 1:36:41
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
>> 정보: Analyzing new membership snapshot received as part of
>> event : ADD_EVENT
>> 2008. 6. 5 오후 1:36:41
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest
>> $JoinNotificationCallBack processNotification
>> 정보: ***JoinNotification received: ServerName = 77ff0a1c-
>> b9a1-417a-b04c-0028ef6da921, Signal.getMemberToken() = 77ff0a1c-
>> b9a1-417a-b04c-0028ef6da921
>> 2008. 6. 5 오후 1:37:00
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
>> 정보: GMS View Change Received for group TestGroup : Members in
>> view for (before change analysis) are :
>> 1: MemberId: 6a8e7161-92ef-4b9e-a5e1-d9a8c7665b4a, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE0F6B7D5CD8CC447180F2D05
>> 9E273AD5103
>> 2: MemberId: 6a92713c-d83e-49a8-8aaa-ad12046a1acb, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE15F3706F0E794BF595FCEE9
>> EEA90FCE103
>> 3: MemberId: 77ff0a1c-b9a1-417a-b04c-0028ef6da921, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEC9482BF0C6A44D55B407E7E
>> 3A8D1339803
>>
>> 2008. 6. 5 오후 1:37:00
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
>> 정보: Analyzing new membership snapshot received as part of
>> event : ADD_EVENT
>> 2008. 6. 5 오후 1:37:00
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest
>> $JoinNotificationCallBack processNotification
>> 정보: ***JoinNotification received: ServerName = 77ff0a1c-
>> b9a1-417a-b04c-0028ef6da921, Signal.getMemberToken() =
>> 6a8e7161-92ef-4b9e-a5e1-d9a8c7665b4a
>> ---------------------------------------------------------------------
>> ---
>>
>> ["C"'s log]
>> ---------------------------------------------------------------------
>> ---
>> 2008. 6. 5 오후 1:36:59
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
>> 정보: Starting SimpleJoinTest....
>> 2008. 6. 5 오후 1:36:59
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest initializeGMS
>> 정보: Initializing Shoal for member: 6a8e7161-92ef-4b9e-a5e1-
>> d9a8c7665b4a group:TestGroup
>> 2008. 6. 5 오후 1:36:59
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
>> 정보: Registering for group event notifications
>> 2008. 6. 5 오후 1:36:59
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest runSimpleSample
>> 정보: Joining Group TestGroup
>> 2008. 6. 5 오후 1:37:00
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
>> 정보: GMS View Change Received for group TestGroup : Members in
>> view for (before change analysis) are :
>> 1: MemberId: 6a8e7161-92ef-4b9e-a5e1-d9a8c7665b4a, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE0F6B7D5CD8CC447180F2D05
>> 9E273AD5103
>>
>> 2008. 6. 5 오후 1:37:00
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
>> 정보: Analyzing new membership snapshot received as part of
>> event : MASTER_CHANGE_EVENT
>> 2008. 6. 5 오후 1:37:00
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
>> 정보: GMS View Change Received for group TestGroup : Members in
>> view for (before change analysis) are :
>> 1: MemberId: 6a8e7161-92ef-4b9e-a5e1-d9a8c7665b4a, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE0F6B7D5CD8CC447180F2D05
>> 9E273AD5103
>> 2: MemberId: 6a92713c-d83e-49a8-8aaa-ad12046a1acb, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE15F3706F0E794BF595FCEE9
>> EEA90FCE103
>>
>> 2008. 6. 5 오후 1:37:00
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
>> 정보: Analyzing new membership snapshot received as part of
>> event : MASTER_CHANGE_EVENT
>> 2008. 6. 5 오후 1:37:00
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest
>> $JoinNotificationCallBack processNotification
>> 정보: ***JoinNotification received: ServerName =
>> 6a8e7161-92ef-4b9e-a5e1-d9a8c7665b4a, Signal.getMemberToken() =
>> 6a92713c-d83e-49a8-8aaa-ad12046a1acb
>> 2008. 6. 5 오후 1:37:00
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow getMemberTokens
>> 정보: GMS View Change Received for group TestGroup : Members in
>> view for (before change analysis) are :
>> 1: MemberId: 6a8e7161-92ef-4b9e-a5e1-d9a8c7665b4a, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE0F6B7D5CD8CC447180F2D05
>> 9E273AD5103
>> 2: MemberId: 6a92713c-d83e-49a8-8aaa-ad12046a1acb, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CE15F3706F0E794BF595FCEE9
>> EEA90FCE103
>> 3: MemberId: 77ff0a1c-b9a1-417a-b04c-0028ef6da921, MemberType:
>> CORE, Address:
>> urn:jxta:uuid-0836778E36C54F728D5B934A965395CEC9482BF0C6A44D55B407E7E
>> 3A8D1339803
>>
>> 2008. 6. 5 오후 1:37:00
>> com.sun.enterprise.ee.cms.impl.jxta.ViewWindow newViewObserved
>> 정보: Analyzing new membership snapshot received as part of
>> event : ADD_EVENT
>> 2008. 6. 5 오후 1:37:00
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest
>> $JoinNotificationCallBack processNotification
>> 정보: ***JoinNotification received: ServerName =
>> 6a8e7161-92ef-4b9e-a5e1-d9a8c7665b4a, Signal.getMemberToken() =
>> 6a8e7161-92ef-4b9e-a5e1-d9a8c7665b4a
>> ---------------------------------------------------------------------
>> ---
>> "C"'s log don't have "B"'s join notification(77ff0a1c-b9a1-417a-
>> b04c-0028ef6da921).
>>
>> And I attached a simple test code.
>>
>>
>> PS) When I call GMSFactory.startGMSModule() without properties
>> param(like null), simple NPE occurred. The following is exception.
>> ---------------------------------------------------------------------
>> ---
>> Exception in thread "main" java.lang.NullPointerException
>> at com.sun.enterprise.jxtamgmt.ClusterManager.<init>
>> (ClusterManager.java:161)
>> at
>> com.sun.enterprise.ee.cms.impl.jxta.GroupCommunicationProviderImpl.in
>> itializeGroupCommunicationProvider
>> (GroupCommunicationProviderImpl.java:138)
>> at com.sun.enterprise.ee.cms.impl.jxta.GMSContext.join
>> (GMSContext.java:122)
>> at
>> com.sun.enterprise.ee.cms.impl.common.GroupManagementServiceImpl.join
>> (GroupManagementServiceImpl.java:331)
>> at
>> com.sun.enterprise.shoal.jointest.SimpleJoinTest.runSimpleSample
>> (SimpleJoinTest.java:40)
>> at com.sun.enterprise.shoal.jointest.SimpleJoinTest.main
>> (SimpleJoinTest.java:20)
>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>> at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
>> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
>> at java.lang.reflect.Method.invoke(Unknown Source)
>> at com.intellij.rt.execution.application.AppMain.main
>> (AppMain.java:90)
>> ---------------------------------------------------------------------
>> ---
>>
>>
>> In ClusterManager.java:161
>> ---------------------------------------------------------------------
>> ---
>> this.bindInterfaceAddress = (String)props.get
>> (JxtaConfigConstants.BIND_INTERFACE_ADDRESS.toString());
>> ---------------------------------------------------------------------
>> ---
>>
>> Maybe, this is "Fix for the power outage issue"'s side-effect by
>> sheetalv. :-)
>>
>> --
>> Bongjae Chang
>>
>>
>>
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>
>
>
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> <HealthMonitor.java><MasterNode.java><ViewWindow.java><ClusterViewMana
> ger.java><SimpleJoinTest.java>
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