From 670c0bed0e7310b9d4605d589b2ba8ec249f7dbd Mon Sep 17 00:00:00 2001 From: troymc Date: Wed, 15 Jun 2016 12:14:34 +0200 Subject: [PATCH] Docs: revised node requirements re: direct I/O support --- docs/source/nodes/node-requirements.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/docs/source/nodes/node-requirements.md b/docs/source/nodes/node-requirements.md index e2c472fd..5177edf5 100644 --- a/docs/source/nodes/node-requirements.md +++ b/docs/source/nodes/node-requirements.md @@ -38,7 +38,7 @@ Also, RethinkDB tables can have [at most 64 shards](https://rethinkdb.com/limita RethinkDB has [issues with `btrfs`](https://github.com/rethinkdb/rethinkdb/issues/2781) (B-tree file system). -If you want to use RethinkDB's `--direct-io` command-line option, then you need a file system which supports that. (Many compressed or encrypted file systems do not.) +It's best to have a file system that supports Direct I/O, because that will improve RethinkDB performance. Many compressed or encrypted file systems don't support Direct I/O. ## CPU Requirements