If we have 3 pairs with the same group name, how do we send messages to 
specific queue?


Rahman Gunawan
SITSS Software Developer
NASA SEWP / SITSS
HALVIK Corporation 
7601 Ora Glen Dr, Greenbelt, MD 20770
C: 240.444.6003
O: 301.614.5257
[email protected]


-----Original Message-----
From: Domenico Francesco Bruscino <[email protected]> 
Sent: Wednesday, October 1, 2025 9:34 AM
To: [email protected]
Subject: Re: [EXTERNAL] [BULK] Re: check-for-active-server not working

CAUTION: This email originated from outside of NASA.  Please take care when 
clicking links or opening attachments.  Use the "Report Message" button to 
report suspicious messages to the NASA SOC.




Using pairs with different group names is like multiple single pairs. Only 
active brokers with the same group name affect quorum voting.

Regards,
Domenico

On Wed, 1 Oct 2025 at 15:25, Gunawan, Rahman (GSFC-SEWP)[Halvik Corp] 
<[email protected]> wrote:

> I created 3 pair of servers, each pair has different group name.
>
>
>
> *Rahman Gunawan*
>
> *SITSS Software Developer*
>
> NASA SEWP / SITSS
>
> HALV*I*K Corporation
>
> 7601 Ora Glen Dr, Greenbelt, MD 20770
>
> C: 240.444.6003
> O: 301.614.5257
>
> [email protected]
>
>
>
>
>
> *From:* Domenico Francesco Bruscino <[email protected]>
> *Sent:* Wednesday, October 1, 2025 9:10 AM
> *To:* [email protected]
> *Subject:* [EXTERNAL] [BULK] Re: check-for-active-server not working
>
>
>
> *CAUTION:* This email originated from outside of NASA.  Please take 
> care when clicking links or opening attachments.  Use the "Report Message"
> button to report suspicious messages to the NASA SOC.
>
>
>
> A single pair of brokers in an HA replication is insufficient to 
> prevent a split brain. There are several different configurations that 
> can mitigate split brain, for further details see
> https://gcc02.safelinks.protection.outlook.com/?url=https%3A%2F%2Facti
> vemq.apache.org%2Fcomponents%2Fartemis%2Fdocumentation%2Flatest%2Fnetw
> ork-isolation.html%23network-isolation-split-brain&data=05%7C02%7Crahm
> an.gunawan%40nasa.gov%7C52ea35e6f3dc488c6fc408de00ef3f53%7C7005d45845b
> e48ae8140d43da96dd17b%7C0%7C0%7C638949224712042436%7CUnknown%7CTWFpbGZ
> sb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOI
> joiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=zrYcjHvSWF%2FUe2sBL7KyE
> uH7ioT9VmVNtDaLcbtrjlo%3D&reserved=0
>
>
>
> Regards,
> Domenico
>
>
>
> On Wed, 1 Oct 2025 at 14:45, Gunawan, Rahman (GSFC-SEWP)[Halvik Corp] 
> < [email protected]> wrote:
>
> Hi,
>
> I set *check-for-active-server *to true but when the primary shutdown, 
> the backup becomes primary.  However; when I started the primary 
> server that was shutdown, it became active, not checking if there are 
> any active servers so it cause split brain issue.  Attached is the broker.xml.
>
>
>
> Thanks
>
>
>
> *Rahman Gunawan*
>
> *SITSS Software Developer*
>
> NASA SEWP / SITSS
>
> HALV*I*K Corporation
>
> 7601 Ora Glen Dr, Greenbelt, MD 20770
>
> C: 240.444.6003
> O: 301.614.5257
>
> [email protected]
>
>
>
>
>
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: [email protected]
> For additional commands, e-mail: [email protected] For 
> further information, visit: 
> https://gcc02.safelinks.protection.outlook.com/?url=https%3A%2F%2Facti
> vemq.apache.org%2Fcontact&data=05%7C02%7Crahman.gunawan%40nasa.gov%7C5
> 2ea35e6f3dc488c6fc408de00ef3f53%7C7005d45845be48ae8140d43da96dd17b%7C0
> %7C0%7C638949224712067537%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRy
> dWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%
> 3D%7C0%7C%7C%7C&sdata=6j8W1NtJIY%2BSyTvb3fD9wc3BK7gVnY5uL07ezI1BcsM%3D
> &reserved=0
>
>

---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
For further information, visit: https://activemq.apache.org/contact


Reply via email to