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Bela Ban
10/6/25
JGroups 5.5.0 released
https://belaban.blogspot.com/2025/10/jgroups-550-released.html -- Bela Ban | http://www.jgroups.org
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JGroups 5.5.0 released
https://belaban.blogspot.com/2025/10/jgroups-550-released.html -- Bela Ban | http://www.jgroups.org
10/6/25
Bela Ban
9/11/25
Checked versus unchecked exceptions
There's a discussion in jgroups-raft about $subject [1] and a PR [2] to remove checked exceptions
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Checked versus unchecked exceptions
There's a discussion in jgroups-raft about $subject [1] and a PR [2] to remove checked exceptions
9/11/25
Kálmán Jantner
,
Bela Ban
7
9/10/25
Customizable list of ciphers in SSL_KEY_EXCHANGE
+1 On 10.09.2025 12:31, Kálmán Jantner wrote: Thank you for the fix and the release as well. On
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Customizable list of ciphers in SSL_KEY_EXCHANGE
+1 On 10.09.2025 12:31, Kálmán Jantner wrote: Thank you for the fix and the release as well. On
9/10/25
Anton Gerdessen
,
Bela Ban
4
9/9/25
JGroups in a pure multicast network
The link you posted below is very old, but still describes the details of writing a protocol. I
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JGroups in a pure multicast network
The link you posted below is very old, but still describes the details of writing a protocol. I
9/9/25
Eoin Mooney
,
Bela Ban
2
9/9/25
state transfer with UPGRADE
To be honest, I haven't worked on the upgrade-xxx projects over the last years. I started the
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state transfer with UPGRADE
To be honest, I haven't worked on the upgrade-xxx projects over the last years. I started the
9/9/25
Bela Ban
8/25/25
UFC_NB / MFC_NB
Is anybody using non-blocking flow control (UFC_NB, MFC_NB). IMO, they're pretty useless and I
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UFC_NB / MFC_NB
Is anybody using non-blocking flow control (UFC_NB, MFC_NB). IMO, they're pretty useless and I
8/25/25
Bela Ban
, …
Christian Fredriksson
4
7/23/25
Changing baseline of JGroups from JDK 11 to 17?
Spring also argues for staying with Java 17 for the time being: https://spring.io/blog/2024/10/01/
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Changing baseline of JGroups from JDK 11 to 17?
Spring also argues for staying with Java 17 for the time being: https://spring.io/blog/2024/10/01/
7/23/25
Chintan Mohan Rohila
, …
Bela Ban
4
7/15/25
SYM_ENCRYPT failing on JGroups 5
I assume you've been using SYM_ENCRYPT for a while and it has worked so far... Have you changed
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SYM_ENCRYPT failing on JGroups 5
I assume you've been using SYM_ENCRYPT for a while and it has worked so far... Have you changed
7/15/25
Bela Ban
6/16/25
SIZE / SIZE2
FYI: I added 2 new protocols SIZE and SIZE2, which record the number of messages received per size: [
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SIZE / SIZE2
FYI: I added 2 new protocols SIZE and SIZE2, which record the number of messages received per size: [
6/16/25
Chintan Mohan Rohila
,
Bela Ban
4
5/27/25
SYM_ENCRYPT not working with JGroups 5
Works, also on 17. I used the sym-encrypt.xml shipped with the JGroups JAR, config of SYM_ENCRYPT:
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SYM_ENCRYPT not working with JGroups 5
Works, also on 17. I used the sym-encrypt.xml shipped with the JGroups JAR, config of SYM_ENCRYPT:
5/27/25
Shahrizal Shaari
,
Bela Ban
2
5/26/25
Any solution to merge asymmetric partition
The design doc is wrong: I never wrote MERGE4, but all the asymmetric merging was placed into MERGE3
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Any solution to merge asymmetric partition
The design doc is wrong: I never wrote MERGE4, but all the asymmetric merging was placed into MERGE3
5/26/25
Chintan Mohan Rohila
,
Bela Ban
2
5/20/25
AUTH protocol in JGroups 5
The reason why MD5Token was removed is discussed in [1] and [2]. You need to prepend your attributes
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AUTH protocol in JGroups 5
The reason why MD5Token was removed is discussed in [1] and [2]. You need to prepend your attributes
5/20/25
Anton Gerdessen
,
Bela Ban
4
5/9/25
JGroup 5 and Android
Which leads to the conclusion that this is an Android problem? Is the port not closed on a real
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JGroup 5 and Android
Which leads to the conclusion that this is an Android problem? Is the port not closed on a real
5/9/25
Chintan Mohan Rohila
,
Bela Ban
3
5/5/25
How to configure custom diagnostics_port in JGroups 5?
I'm fixing the 'probe' section right now, thanks for pointing this out! On 05.05.2025 09:
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How to configure custom diagnostics_port in JGroups 5?
I'm fixing the 'probe' section right now, thanks for pointing this out! On 05.05.2025 09:
5/5/25
mzaza (mipsc)
2
4/26/25
Changes to org.jgroups.blocks.atomic.SyncCounter to throw checked Exceptions
https://github.com/belaban/JGroups/pull/900 On Thursday, April 24, 2025 at 12:40:27 PM UTC+2 mzaza (
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Changes to org.jgroups.blocks.atomic.SyncCounter to throw checked Exceptions
https://github.com/belaban/JGroups/pull/900 On Thursday, April 24, 2025 at 12:40:27 PM UTC+2 mzaza (
4/26/25
Chintan Mohan Rohila
,
Bela Ban
2
4/14/25
Rolling upgrade on Kubernetes from JGroups 4 to 5
upgrade-jgroups / upgrade-common currently only support upgrades between 5.2.x and 5.3.3. It should
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Rolling upgrade on Kubernetes from JGroups 4 to 5
upgrade-jgroups / upgrade-common currently only support upgrades between 5.2.x and 5.3.3. It should
4/14/25
Meissa Sakho
, …
Radoslav Husar
4
4/10/25
S3_PING protocole issue
I have adde the missing jar and now I can see from the logs that the access of the AWS bucket looks
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S3_PING protocole issue
I have adde the missing jar and now I can see from the logs that the access of the AWS bucket looks
4/10/25
Chintan Mohan Rohila
,
Bela Ban
3
2/10/25
Application code migration from Jgroups 4 to Jgroups 5
makeReply() used to be in Message, which is now an interface. I guess you can copy the 4.x makeReply(
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Application code migration from Jgroups 4 to Jgroups 5
makeReply() used to be in Message, which is now an interface. I guess you can copy the 4.x makeReply(
2/10/25
Miha Zoubek
, …
Bela Ban
6
1/8/25
UNICAST3.down, docker
I only see a *single* thread dump. What you see might be normal, as the worker thread grabs message(s
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UNICAST3.down, docker
I only see a *single* thread dump. What you see might be normal, as the worker thread grabs message(s
1/8/25
Bela Ban
12/3/24
JGroups 5.4 released
I'm happy to annonce that 5.4 was just released. Details can be found here: [1]. Cheers, [1] http
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JGroups 5.4 released
I'm happy to annonce that 5.4 was just released. Details can be found here: [1]. Cheers, [1] http
12/3/24
Ollie Cronan
,
bel...@gmail.com
3
11/21/24
jgroups 2.6.2 - parsing messages
Hi Bela, I appreciate the reply! Unfortunately like a few on this dev group I am just an
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jgroups 2.6.2 - parsing messages
Hi Bela, I appreciate the reply! Unfortunately like a few on this dev group I am just an
11/21/24
Dmitry
, …
Bela Ban
6
10/21/24
Retransmission storms
Increasing xmit_interval in NAKACK2 and UNICAST3 will certainly also help. Note that I created [1]
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Retransmission storms
Increasing xmit_interval in NAKACK2 and UNICAST3 will certainly also help. Note that I created [1]
10/21/24
Bela Ban
, …
bel...@gmail.com
3
8/21/24
Spam and moderation
I don't know; jgroups-dev is (so far) the only one where I had to introduce moderation... On
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Spam and moderation
I don't know; jgroups-dev is (so far) the only one where I had to introduce moderation... On
8/21/24
Chintan Mohan Rohila
,
Bela Ban
5
7/12/24
Members dropping from the Views on Kubernetes
The issue still persist. In a kubernetes cluster channels from one pod are unable to join the cluster
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Members dropping from the Views on Kubernetes
The issue still persist. In a kubernetes cluster channels from one pod are unable to join the cluster
7/12/24
Liviu Ioan
,
Bela Ban
2
6/5/24
Understanding the BARRIER protocol
If you use STATE_TRANSFER (JChannel.getState() API), then BARRIER should be in your config. If you
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Understanding the BARRIER protocol
If you use STATE_TRANSFER (JChannel.getState() API), then BARRIER should be in your config. If you
6/5/24
Liviu Ioan
,
Bela Ban
3
4/15/24
MERGE failed - conflict between MERGE3 and FLUSH
Hi Liviu I'm afraid I won't be able to help, as fixing FLUSH is a throwaway effort, because
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MERGE failed - conflict between MERGE3 and FLUSH
Hi Liviu I'm afraid I won't be able to help, as fixing FLUSH is a throwaway effort, because
4/15/24
Liviu Ioan
,
Bela Ban
4
4/15/24
Understanding the coordinator role and the FLUSH protocol
On 15.04.2024 17:38, Liviu Ioan wrote: Hello, Thank you for your fast reply! The FLUSH protocol
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Understanding the coordinator role and the FLUSH protocol
On 15.04.2024 17:38, Liviu Ioan wrote: Hello, Thank you for your fast reply! The FLUSH protocol
4/15/24
Alan LaFleur
4/7/24
Configuring Gossiprouter for Wildfly 21 and Apache
Hello, Newbie question here. We have a handful of Wildfly 21 app server VM's statically
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Configuring Gossiprouter for Wildfly 21 and Apache
Hello, Newbie question here. We have a handful of Wildfly 21 app server VM's statically
4/7/24
Bela Ban
3/21/24
jgroups-raft and jepsen
FYI: interesting article by Jose Bolinas on jgroups-raft: https://research.redhat.com/blog/2024/03/20
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jgroups-raft and jepsen
FYI: interesting article by Jose Bolinas on jgroups-raft: https://research.redhat.com/blog/2024/03/20
3/21/24
Raju Panwar
, …
Bela Ban
20
3/15/24
All threads are stuck when call jchannel.send
maven On 15.03.2024 12:10, reeta wrote: > hi Bela, > > Thanks for your response, how we can
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All threads are stuck when call jchannel.send
maven On 15.03.2024 12:10, reeta wrote: > hi Bela, > > Thanks for your response, how we can
3/15/24
