From e7326d089e2fa7c3754c5e3345a2da1c1ee16c99 Mon Sep 17 00:00:00 2001 From: Armon Dadgar Date: Mon, 13 Oct 2014 17:46:41 -0700 Subject: [PATCH] website: Adding FAQ page. Fixes #363. --- website/source/docs/faq.html.markdown | 18 ++++++++++++++++++ website/source/layouts/docs.erb | 3 +++ 2 files changed, 21 insertions(+) create mode 100644 website/source/docs/faq.html.markdown diff --git a/website/source/docs/faq.html.markdown b/website/source/docs/faq.html.markdown new file mode 100644 index 0000000000..335fb6b2cc --- /dev/null +++ b/website/source/docs/faq.html.markdown @@ -0,0 +1,18 @@ +--- +layout: "docs" +page_title: "Frequently Asked Questions" +sidebar_current: "docs-faq" +--- + +# Frequently Asked Questions + +## Q: Why is virtual memory usage high? + +Consul makes use of [LMDB](http://symas.com/mdb/) internally for various data +storage purposes. LMDB relies on using memory-mapping, a technique in which +a sparse file is represented as a contiguous range of memory. Consul configures +high limits for these file sizes, and as a result relies on a large chunks of +virtual memory to be allocated. However, in practice the limits are much larger +than any realistic deployment of Consul would ever use, and the resident memory or +physical memory used is much lower. + diff --git a/website/source/layouts/docs.erb b/website/source/layouts/docs.erb index b123619e8b..52d171e4dd 100644 --- a/website/source/layouts/docs.erb +++ b/website/source/layouts/docs.erb @@ -185,6 +185,9 @@ + > + Frequently Asked Questions + <% end %>