diff options
Diffstat (limited to 'doc/zmq_socket.txt')
| -rw-r--r-- | doc/zmq_socket.txt | 31 |
1 files changed, 15 insertions, 16 deletions
diff --git a/doc/zmq_socket.txt b/doc/zmq_socket.txt index 23cc317..7f0ac4e 100644 --- a/doc/zmq_socket.txt +++ b/doc/zmq_socket.txt @@ -157,22 +157,24 @@ is connected to at least one _node_. When a pipeline stage is connected to multiple _nodes_ data is load-balanced among all connected _nodes_. -ZMQ_DOWNSTREAM -^^^^^^^^^^^^^^ -A socket of type 'ZMQ_DOWNSTREAM' is used by a pipeline _node_ to send messages +ZMQ_PUSH +^^^^^^^^ +A socket of type 'ZMQ_PUSH' is used by a pipeline _node_ to send messages to downstream pipeline _nodes_. Messages are load-balanced to all connected downstream _nodes_. The _zmq_recv()_ function is not implemented for this socket type. -When a 'ZMQ_DOWNSTREAM' socket enters an exceptional state due to having +When a 'ZMQ_PUSH' socket enters an exceptional state due to having reached the high water mark for all downstream _nodes_, or if there are no downstream _nodes_ at all, then any linkzmq:zmq_send[3] operations on the socket shall block until the exceptional state ends or at least one downstream _node_ becomes available for sending; messages are not discarded. +Deprecated alias: ZMQ_DOWNSTREAM. + [horizontal] -.Summary of ZMQ_DOWNSTREAM characteristics -Compatible peer sockets:: 'ZMQ_UPSTREAM' +.Summary of ZMQ_PUSH characteristics +Compatible peer sockets:: 'ZMQ_PULL' Direction:: Unidirectional Send/receive pattern:: Send only Incoming routing strategy:: N/A @@ -180,16 +182,18 @@ Outgoing routing strategy:: Load-balanced ZMQ_HWM option action:: Block -ZMQ_UPSTREAM -^^^^^^^^^^^^ -A socket of type 'ZMQ_UPSTREAM' is used by a pipeline _node_ to receive +ZMQ_PULL +^^^^^^^^ +A socket of type 'ZMQ_PULL' is used by a pipeline _node_ to receive messages from upstream pipeline _nodes_. Messages are fair-queued from among all connected upstream _nodes_. The _zmq_send()_ function is not implemented for this socket type. +Deprecated alias: ZMQ_UPSTREAM. + [horizontal] -.Summary of ZMQ_UPSTREAM characteristics -Compatible peer sockets:: 'ZMQ_DOWNSTREAM' +.Summary of ZMQ_PULL characteristics +Compatible peer sockets:: 'ZMQ_PUSH' Direction:: Unidirectional Send/receive pattern:: Receive only Incoming routing strategy:: Fair-queued @@ -253,8 +257,3 @@ linkzmq:zmq_send[3] linkzmq:zmq_recv[3] linkzmq:zmq[7] - -AUTHORS -------- -The 0MQ documentation was written by Martin Sustrik <sustrik@250bpm.com> and -Martin Lucina <mato@kotelna.sk>. |