- Update 181 nodes w/ hostnames
- create 181 3 node cluster, 2 buckets ( default and sasl)
- Load 100k items on both the buckets.
Take a backup of the data.
Do an offline upgrade on master node
Do an offline upgrade on non-master node
No data/buckets after upgrade
Seeing this error on upgrade
[root@grape-008 jenkins]# rpm -U couchbase-server-community_x86_64_2.0.0-1956-rel.rpm
Stopping couchbase-server ...
Upgrading couchbase-server ...
/opt/couchbase/bin/install/cbupgrade -c /opt/couchbase/var/lib/couchbase/config -a yes
Automatic mode: running without interactive questions or confirmations.
Upgrading your Couchbase Server to 2.0.0-1956-rel.
The upgrade process might take awhile.
Previous config.dat file is /opt/couchbase/var/lib/couchbase/config/config.dat
Target node: firstname.lastname@example.org
Done: previous node configuration is empty.
Starting couchbase-server[ OK ]
The upgrade is unable to pickup older node w/ hostname and wrongly identifies it w/ ip address inplace of hostname here.
Resulting in this being treated as an install instead of upgrade