From 02ba118f81009b1c3ae290a17c35e1b9d75e802b Mon Sep 17 00:00:00 2001 From: Richard van der Hoff Date: Mon, 29 Jan 2018 14:30:15 +0000 Subject: Increase http conn pool size --- synapse/http/client.py | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'synapse/http') diff --git a/synapse/http/client.py b/synapse/http/client.py index 930d713013..f3e4973c2e 100644 --- a/synapse/http/client.py +++ b/synapse/http/client.py @@ -18,6 +18,7 @@ from OpenSSL.SSL import VERIFY_NONE from synapse.api.errors import ( CodeMessageException, MatrixCodeMessageException, SynapseError, Codes, ) +from synapse.util.caches import CACHE_SIZE_FACTOR from synapse.util.logcontext import make_deferred_yieldable from synapse.util import logcontext import synapse.metrics @@ -67,7 +68,11 @@ class SimpleHttpClient(object): self.hs = hs pool = HTTPConnectionPool(reactor) - pool.maxPersistentPerHost = 5 + + # the pusher makes lots of concurrent SSL connections to sygnal, and + # tends to do so in batches, so we need to allow the pool to keep lots + # of idle connections around. + pool.maxPersistentPerHost = max((100 * CACHE_SIZE_FACTOR, 5)) pool.cachedConnectionTimeout = 2 * 60 # The default context factory in Twisted 14.0.0 (which we require) is -- cgit 1.4.1