From 891cba38993e7fcab4cde48ef07c1d4fd1082418 Mon Sep 17 00:00:00 2001 From: James Phillips Date: Fri, 8 Jan 2016 18:49:31 -0800 Subject: [PATCH] Adds a cautionary note about data fitting into RAM. --- website/source/docs/upgrade-specific.html.markdown | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/website/source/docs/upgrade-specific.html.markdown b/website/source/docs/upgrade-specific.html.markdown index dbd5be4fc0..06ab7c6a9a 100644 --- a/website/source/docs/upgrade-specific.html.markdown +++ b/website/source/docs/upgrade-specific.html.markdown @@ -34,6 +34,12 @@ is the same tool that was previously embedded into Consul. See the [releases](https://github.com/hashicorp/consul-migrate/releases) page for downloadable versions of the tool. +Also, in this release Consul switched from LMDB to a fully in-memory database for +the state store. Because LMDB is a disk-based backing store, it was able to store +more data than could fit in RAM in some cases (though this is not a recommended +configuration for Consul). If you have an extremely large data set that won't fit +into RAM, you may encounter issues upgrading to Consul 0.6.0 and later. + #### ACL Enhancements Consul 0.6 introduces enhancements to the ACL system which may require special