Any recommended course for upgrading a cluster with little-to-no disruption?
-Justin
From: Emilio Campos [mailto:emilio.campos.mar...@gmail.com]
Sent: Tuesday, August 26, 2014 9:57 AM
To: zenloadbalancer-support@lists.sourceforge.net
Subject: [Zenloadbalancer-support] [ANNOUNCE] Zen Load Balancer 3.05 Community
Edition is released
Hi Zen Masters, we announce the last ZLB stable version release which includes:
New Features:
[farms] L4 SIP load balancing support
[farms] Simple GSLB load balancing support
[ssl] Granted CA SSL Certificates automatic generation
[gui] Dynamic news platform support
Improvements:
[gui] HTTP farm client request timeout with unit “seconds”
[gui] Refreshing timeout for farms status view
[cluster] Improved RSA synchronization
[gui] Advise message regarding no cluster configuration found
[gui] return back button to All Farms in farm edition panel
Bugfixes:
[farms] Datalink farm wrong info in farms table
[farms] FG backend status file mutex implementation
[gui] date-time wrong formatted fix
[farms] Modification of Priority and Timeout parameters could cause a
inconsistency in the HTTP/S farms configuration file
[farms] Farmguardian error in TCP farms, the backends are not remaining down
while FG is checking them.
Additionally it includes all changes of 3.04:
Improvements:
[cluster] Cluster service avoid hardcoded vhid and deadratio parameters
[installation] Postinstallation script global.conf checking
Bug fixes:
[farmguardian] Farmguardian startup bug fixes
[farmguardian] Fix FarmGuardian execution for L4 farms
[farms] Datalink infinite loop getDevData() showing farm info
[farms] Manage HTTP/S farms connection bug due to wrong lb core child pid
[farms] L4 persistency multiprotocol command fix
[farms] Set priority value for L4 by default
[farmguardian] Farmguardian startup status fixed
[farms] Farms name hyphens filtering fixed
[farmguardian] FarmGuardian up status for the backends before stopping the FG
service
[farms] L4 netstat connections
[farms] HTTP/S farm redirect fix when a redirect name is used
[logs] Regression: delete debug messages
[farms] Backend states on HTTP/HTTPS farms become inconsistent when
the service doesn’t exist in the configuration file (the farm restart has
not been performed). Service ID will be null
[farms] New backends are not included in the backend status file
[farms] Setting L4 TTL field is not applied by default. An automatic
restart is needed
[farms] DateTime errors in the log files. The DateTime has been
changed to system ‘date’ command
[farms] Force drain sessions automatically when a backend is detected as down
[farms] L4 farms connections accounting are not showing properly in the status
panel
[config] Delete generated global.conf, it could be rewritten an already
configured load balancer by the default one
[installation] Include interactive mode post-installation and error solved
[installation] Delete config files at installation time
[gui] Shell error solved getting ZLB version
[farmguardian] Farmguardian defunct processes and tcp/udp farm malfunction
[farms] TCP and UDP with pen LB, the backend never comes alive from FGdown.
These kind of farms doesn’t need to detect the state change for a backend, as
they need to refresh always the blacklisted timeout
At this moment it only can be updated via apt, for this, ensure that your
current /etc/apt/sources.list file is configured as follows:
deb http://ftp.debian.org/debian/ squeeze main non-free
deb-src http://ftp.debian.org/debian/ squeeze main non-free
deb http://security.debian.org/ squeeze/updates main
deb-src http://security.debian.org/ squeeze/updates main
#official repository for Zen Load Balancer Updates
deb http://zenloadbalancer.sourceforge.net/apt/x86 v3/
Finally in command line execute the next commands:
apt-get update
apt-get install zenloadbalancer
It's pending:
Build the Zen Load Balancer 3.05 ISO
Update de doc.
We hope you enjoy the zen experience!
--
Load balancer distribution - Open Source Project
http://www.zenloadbalancer.com
Distribution list (subscribe):
zenloadbalancer-support@lists.sourceforge.net<mailto:zenloadbalancer-support@lists.sourceforge.net>
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