From eac03a4597faea7d325fccf63e0c14267af2fa0c Mon Sep 17 00:00:00 2001 From: Jim Galasyn Date: Fri, 25 Aug 2017 13:19:59 -0700 Subject: [PATCH] Add UCP network latencies table (#4382) --- .../2.2/guides/admin/install/system-requirements.md | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/datacenter/ucp/2.2/guides/admin/install/system-requirements.md b/datacenter/ucp/2.2/guides/admin/install/system-requirements.md index 5ad0d6c6a5..bc27f08c2d 100644 --- a/datacenter/ucp/2.2/guides/admin/install/system-requirements.md +++ b/datacenter/ucp/2.2/guides/admin/install/system-requirements.md @@ -51,6 +51,17 @@ When installing UCP on a host, make sure the following ports are open: | managers | in | TCP 12386 | Port for the authentication worker | | managers | in | TCP 12387 | Port for the metrics service | +Also, make sure the networks you're using allow the UCP components enough time +to communicate before they time out. + +| Component | Timeout (ms) | Configurable | +|:---------------------------------------|:-------------|:-------------| +| Raft consensus between manager nodes | 3000 | no | +| Gossip protocol for overlay networking | 5000 | no | +| etcd | 500 | yes | +| RethinkDB | 10000 | no | +| Stand-alone swarm | 90000 | no | + ## Compatibility and maintenance lifecycle Docker EE is a software subscription that includes 3 products: