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CloudStack Release Notes Documentation, Release 4.5.1

5.5 OVS plug-in

OVS plug-in functionality is disrupted if ovsdaemon crashes

A critical functionality issue came out with CLOUDSTACK-6779. On XenServer it is observed that on VIF unplug

Ovs-Vswitchd is crashing resulting in loosing all the openﬂow rules added to the bridge. Ovs daemon gets started and

creates a bridge but conﬁgure openﬂow rules are lost resulting in the disruption of connectivity for the VM’s on the

host.

5.6 Active-Directory Authentication (LDAP)

If using Active-Directory (LDAP/LDAPs) as user authentication; Upgrading to 4.3 and later require changes in Global

Settings. After upgrading CloudStack to 4.3 or latest, following Global Settings must be change:

Global Settings Default New

ldap.user.object inetOrgPerson user

ldap.username.attribute uid sAMAccountName

5.7 SystemVM 32bit deprecated

32bit versions of systemvm templates are in the process of behing deprecated. Upgrade instructions from this Re-

lease Notes use 64bit templates. 32bit systemvm-templates are available for this version on http://cloudstack.apt-

get.eu/systemvm/4.4/. Follow the dev mailing list for further updates.

22 Chapter 5. General Upgrade Notes

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Red Hat ENTERPRISE LINUX 4.5.0 - Guida di Installazione Pagina 26