Move tryPut to ChronicleMapStore

Inserting a new entry into chronicle-map is a store level operation
and as such belongs to the ChronicleMapStore rather than the

Also, this allows to emit metrics related to failed put operation, which
will be addressed in a follow up change.

Change-Id: I812d8d930e096c1757925dbe304d1c2b180ddabc
3 files changed
tree: bf513582b97ce7a0da09acde7adf668cb091f67c
  1. src/
  2. .gitignore
  3. BUILD
  4. external_plugin_deps.bzl
  5. Jenkinsfile

Persistent cache for Gerrit, based on ChronicleMap

Non-blocking and super-fast on-disk cache libModule for Gerrit Code Review based on ChronicleMap on-disk implementation.

How to build

This libModule is built like a Gerrit in-tree plugin, using Bazelisk. See the build instructions for more details.


  • Install cache-chronicalmap module

Install the chronicle-map module into the $GERRIT_SITE/lib directory.

Add the cache-chroniclemap module to $GERRIT_SITE/etc/gerrit.config as follows:

  installModule = com.googlesource.gerrit.modules.cache.chroniclemap.ChronicleMapCacheModule

For further information and supported options, refer to config documentation.

Migration from H2 caches

You can check how to migrate from H2 to chronicle-map here.