From 6707a3212cea6849d1c16b70cc1927b16d06814a Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Thu, 6 Sep 2018 15:23:55 +0100 Subject: [PATCH 1/3] Limit the number of PDUs/EDUs per fedreation transaction --- synapse/federation/transaction_queue.py | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/synapse/federation/transaction_queue.py b/synapse/federation/transaction_queue.py index 94d7423d016a..8cbf8c4f7fbf 100644 --- a/synapse/federation/transaction_queue.py +++ b/synapse/federation/transaction_queue.py @@ -463,7 +463,19 @@ def _transaction_transmission_loop(self, destination): # pending_transactions flag. pending_pdus = self.pending_pdus_by_dest.pop(destination, []) + + # We can only include at most 50 PDUs per transactions + pending_pdus, leftover_pdus = pending_pdus[:50], pending_pdus[50:] + if leftover_pdus: + self.pending_pdus_by_dest[destination] = leftover_pdus + pending_edus = self.pending_edus_by_dest.pop(destination, []) + + # We can only include at most 100 EDUs per transactions + pending_edus, leftover_edus = pending_edus[:100], pending_edus[100:] + if leftover_edus: + self.pending_edus_by_dest[destination] = leftover_edus + pending_presence = self.pending_presence_by_dest.pop(destination, {}) pending_edus.extend( From 28f5bfdcf7d806c958c850f8ac733557d485ddf6 Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Thu, 6 Sep 2018 15:25:58 +0100 Subject: [PATCH 2/3] Newsfile --- changelog.d/3805.misc | 1 + 1 file changed, 1 insertion(+) create mode 100644 changelog.d/3805.misc diff --git a/changelog.d/3805.misc b/changelog.d/3805.misc new file mode 100644 index 000000000000..8173f6da3166 --- /dev/null +++ b/changelog.d/3805.misc @@ -0,0 +1 @@ +Limit the number of PDUs/EDUs per fedreation transaction From b07a2cbee959d84b0f9404c4e54fda21dc0cc4e4 Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Thu, 6 Sep 2018 15:53:02 +0100 Subject: [PATCH 3/3] Spelling --- changelog.d/3805.misc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/changelog.d/3805.misc b/changelog.d/3805.misc index 8173f6da3166..257feeb0718f 100644 --- a/changelog.d/3805.misc +++ b/changelog.d/3805.misc @@ -1 +1 @@ -Limit the number of PDUs/EDUs per fedreation transaction +Limit the number of PDUs/EDUs per federation transaction