Updating Stemcells for External Workers
This topic describes how to update stemcells for External Workers. These stemcells need to be updated to ensure compatibility with your version of Concourse.
Procedure
To update stemcells, do the following:
-
Open
/cluster/external-worker.yml
and look for theversion
property in thestemcells
section.1 2 3 4 5 6
# before ... stemcells: ... version: OLD-STEMCELL-VERSION ...
-
Update the version to the recommended stemcell version for your version of Concourse.
For example:
1 2 3 4 5 6
# after ... stemcells: ... version: 621.23 ...
For Concourse v5.5.8, Pivotal recommends that you use 621.x for the stemcell version.
-
Run your deploy script to trigger the update.