aboutsummaryrefslogtreecommitdiff
path: root/doc/zmq.md
diff options
context:
space:
mode:
authorJonas Schnelli <dev@jonasschnelli.ch>2016-03-29 14:30:02 +0200
committerJonas Schnelli <dev@jonasschnelli.ch>2016-04-19 15:32:11 +0200
commit0b25a9fb42d5df54ea35ddb2bb4837e1e29355fd (patch)
tree429fe7843fbb85f3d46653381d0f82a39a4be595 /doc/zmq.md
parentde821d56e1f458fbe580520c77ac066107f4d77c (diff)
downloadbitcoin-0b25a9fb42d5df54ea35ddb2bb4837e1e29355fd.tar.xz
[ZMQ] append a message sequence number to every ZMQ notification
Diffstat (limited to 'doc/zmq.md')
-rw-r--r--doc/zmq.md5
1 files changed, 5 insertions, 0 deletions
diff --git a/doc/zmq.md b/doc/zmq.md
index 902d1124c7..8d795a388a 100644
--- a/doc/zmq.md
+++ b/doc/zmq.md
@@ -99,3 +99,8 @@ using other means such as firewalling.
Note that when the block chain tip changes, a reorganisation may occur
and just the tip will be notified. It is up to the subscriber to
retrieve the chain from the last known block to the new tip.
+
+There are several possibilities that ZMQ notification can get lost
+during transmission depending on the communication type your are
+using. Bitcoind appends an up-counting sequence number to each
+notification which allows listeners to detect lost notifications.