Hi All,
On saturday I've finished upgrading my ZCS from 5.0.19 to 6.0.2, I don't get any problem and servers was running well....

My ZCS 6.0.2 running under CentOS 5.4 Final 32bit and 64bit, I've two server's as primary and secondary [backup]

Zimbra is really powerfull......

Release 6.0.2_GA_1912.RHEL5_20091020185714 CentOS5 FOSS edition.