From c8466fad8cc2e8ecf2040e0a2e9223bccebbf81a Mon Sep 17 00:00:00 2001 From: Christoph Puhl Date: Thu, 13 Feb 2020 16:57:38 +0100 Subject: [PATCH] Adjust formula for quorum size (#7286) Current formula for quorum size does not match numbers in table below. --- website/source/docs/internals/consensus.html.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/website/source/docs/internals/consensus.html.md b/website/source/docs/internals/consensus.html.md index 0a1fdd8822..7cb7f96e19 100644 --- a/website/source/docs/internals/consensus.html.md +++ b/website/source/docs/internals/consensus.html.md @@ -37,7 +37,7 @@ same sequence of logs must result in the same state, meaning behavior must be de For Consul's purposes, all server nodes are in the peer set of the local datacenter. * Quorum - A quorum is a majority of members from a peer set: for a set of size `n`, -quorum requires at least `(n/2)+1` members. +quorum requires at least `(n+1)/2` members. For example, if there are 5 members in the peer set, we would need 3 nodes to form a quorum. If a quorum of nodes is unavailable for any reason, the cluster becomes *unavailable* and no new logs can be committed.