Hi, I see the active ovn-northd takes much CPU (30% - 100%) when there is no configuration from OpenStack, nothing happening on all chassis nodes either.
Is this expected? What is it busy with? ======== 2020-07-31T23:08:09.511Z|04267|poll_loop|DBG|wakeup due to [POLLIN] on fd 8 (10.6.20.84:44358<->10.6.20.84:6641) at lib/stream-fd.c:157 (68% CPU usage) 2020-07-31T23:08:09.512Z|04268|jsonrpc|DBG|tcp:10.6.20.84:6641: received request, method="echo", params=[], id="echo" 2020-07-31T23:08:09.512Z|04269|jsonrpc|DBG|tcp:10.6.20.84:6641: send reply, result=[], id="echo" 2020-07-31T23:08:12.777Z|04270|poll_loop|DBG|wakeup due to [POLLIN] on fd 9 (10.6.20.84:49158<->10.6.20.85:6642) at lib/stream-fd.c:157 (34% CPU usage) 2020-07-31T23:08:12.777Z|04271|reconnect|DBG|tcp:10.6.20.85:6642: idle 5002 ms, sending inactivity probe 2020-07-31T23:08:12.777Z|04272|reconnect|DBG|tcp:10.6.20.85:6642: entering IDLE 2020-07-31T23:08:12.777Z|04273|jsonrpc|DBG|tcp:10.6.20.85:6642: send request, method="echo", params=[], id="echo" 2020-07-31T23:08:12.777Z|04274|jsonrpc|DBG|tcp:10.6.20.85:6642: received request, method="echo", params=[], id="echo" 2020-07-31T23:08:12.777Z|04275|reconnect|DBG|tcp:10.6.20.85:6642: entering ACTIVE 2020-07-31T23:08:12.777Z|04276|jsonrpc|DBG|tcp:10.6.20.85:6642: send reply, result=[], id="echo" 2020-07-31T23:08:13.635Z|04277|poll_loop|DBG|wakeup due to [POLLIN] on fd 9 (10.6.20.84:49158<->10.6.20.85:6642) at lib/stream-fd.c:157 (34% CPU usage) 2020-07-31T23:08:13.635Z|04278|jsonrpc|DBG|tcp:10.6.20.85:6642: received reply, result=[], id="echo" 2020-07-31T23:08:14.480Z|04279|hmap|DBG|Dropped 129 log messages in last 5 seconds (most recently, 0 seconds ago) due to excessive rate 2020-07-31T23:08:14.480Z|04280|hmap|DBG|lib/shash.c:112: 2 buckets with 6+ nodes, including 2 buckets with 6 nodes (32 nodes total across 32 buckets) 2020-07-31T23:08:14.513Z|04281|poll_loop|DBG|wakeup due to 27-ms timeout at lib/reconnect.c:643 (34% CPU usage) 2020-07-31T23:08:14.513Z|04282|reconnect|DBG|tcp:10.6.20.84:6641: idle 5001 ms, sending inactivity probe 2020-07-31T23:08:14.513Z|04283|reconnect|DBG|tcp:10.6.20.84:6641: entering IDLE 2020-07-31T23:08:14.513Z|04284|jsonrpc|DBG|tcp:10.6.20.84:6641: send request, method="echo", params=[], id="echo" 2020-07-31T23:08:15.370Z|04285|poll_loop|DBG|wakeup due to [POLLIN] on fd 8 (10.6.20.84:44358<->10.6.20.84:6641) at lib/stream-fd.c:157 (34% CPU usage) 2020-07-31T23:08:15.370Z|04286|jsonrpc|DBG|tcp:10.6.20.84:6641: received request, method="echo", params=[], id="echo" 2020-07-31T23:08:15.370Z|04287|reconnect|DBG|tcp:10.6.20.84:6641: entering ACTIVE 2020-07-31T23:08:15.370Z|04288|jsonrpc|DBG|tcp:10.6.20.84:6641: send reply, result=[], id="echo" 2020-07-31T23:08:16.236Z|04289|poll_loop|DBG|wakeup due to 0-ms timeout at tcp:10.6.20.84:6641 (100% CPU usage) 2020-07-31T23:08:16.236Z|04290|jsonrpc|DBG|tcp:10.6.20.84:6641: received reply, result=[], id="echo" 2020-07-31T23:08:17.778Z|04291|poll_loop|DBG|wakeup due to [POLLIN] on fd 9 (10.6.20.84:49158<->10.6.20.85:6642) at lib/stream-fd.c:157 (100% CPU usage) 2020-07-31T23:08:17.778Z|04292|jsonrpc|DBG|tcp:10.6.20.85:6642: received request, method="echo", params=[], id="echo" 2020-07-31T23:08:17.778Z|04293|jsonrpc|DBG|tcp:10.6.20.85:6642: send reply, result=[], id="echo" 2020-07-31T23:08:20.372Z|04294|poll_loop|DBG|wakeup due to [POLLIN] on fd 8 (10.6.20.84:44358<->10.6.20.84:6641) at lib/stream-fd.c:157 (41% CPU usage) 2020-07-31T23:08:20.372Z|04295|reconnect|DBG|tcp:10.6.20.84:6641: idle 5002 ms, sending inactivity probe 2020-07-31T23:08:20.372Z|04296|reconnect|DBG|tcp:10.6.20.84:6641: entering IDLE 2020-07-31T23:08:20.372Z|04297|jsonrpc|DBG|tcp:10.6.20.84:6641: send request, method="echo", params=[], id="echo" 2020-07-31T23:08:20.372Z|04298|jsonrpc|DBG|tcp:10.6.20.84:6641: received request, method="echo", params=[], id="echo" 2020-07-31T23:08:20.372Z|04299|reconnect|DBG|tcp:10.6.20.84:6641: entering ACTIVE 2020-07-31T23:08:20.372Z|04300|jsonrpc|DBG|tcp:10.6.20.84:6641: send reply, result=[], id="echo" 2020-07-31T23:08:20.376Z|04301|hmap|DBG|Dropped 181 log messages in last 6 seconds (most recently, 1 seconds ago) due to excessive rate 2020-07-31T23:08:20.376Z|04302|hmap|DBG|northd/ovn-northd.c:595: 2 buckets with 6+ nodes, including 2 buckets with 6 nodes (256 nodes total across 256 buckets) 2020-07-31T23:08:21.222Z|04303|poll_loop|DBG|wakeup due to [POLLIN] on fd 8 (10.6.20.84:44358<->10.6.20.84:6641) at lib/stream-fd.c:157 (41% CPU usage) 2020-07-31T23:08:21.223Z|04304|jsonrpc|DBG|tcp:10.6.20.84:6641: received reply, result=[], id="echo" 2020-07-31T23:08:22.779Z|04305|poll_loop|DBG|wakeup due to 706-ms timeout at lib/reconnect.c:643 (41% CPU usage) 2020-07-31T23:08:22.779Z|04306|reconnect|DBG|tcp:10.6.20.85:6642: idle 5001 ms, sending inactivity probe 2020-07-31T23:08:22.779Z|04307|reconnect|DBG|tcp:10.6.20.85:6642: entering IDLE 2020-07-31T23:08:22.779Z|04308|jsonrpc|DBG|tcp:10.6.20.85:6642: send request, method="echo", params=[], id="echo" 2020-07-31T23:08:23.632Z|04309|poll_loop|DBG|wakeup due to [POLLIN] on fd 9 (10.6.20.84:49158<->10.6.20.85:6642) at lib/stream-fd.c:157 (79% CPU usage) 2020-07-31T23:08:23.632Z|04310|jsonrpc|DBG|tcp:10.6.20.85:6642: received request, method="echo", params=[], id="echo" 2020-07-31T23:08:23.632Z|04311|reconnect|DBG|tcp:10.6.20.85:6642: entering ACTIVE 2020-07-31T23:08:23.632Z|04312|jsonrpc|DBG|tcp:10.6.20.85:6642: send reply, result=[], id="echo" 2020-07-31T23:08:24.481Z|04313|poll_loop|DBG|wakeup due to 0-ms timeout at tcp:10.6.20.85:6642 (79% CPU usage) 2020-07-31T23:08:24.481Z|04314|jsonrpc|DBG|tcp:10.6.20.85:6642: received reply, result=[], id="echo" 2020-07-31T23:08:25.372Z|04315|poll_loop|DBG|wakeup due to [POLLIN] on fd 8 (10.6.20.84:44358<->10.6.20.84:6641) at lib/stream-fd.c:157 (79% CPU usage) 2020-07-31T23:08:25.372Z|04316|jsonrpc|DBG|tcp:10.6.20.84:6641: received request, method="echo", params=[], id="echo" 2020-07-31T23:08:25.372Z|04317|jsonrpc|DBG|tcp:10.6.20.84:6641: send reply, result=[], id="echo" 2020-07-31T23:08:28.634Z|04318|poll_loop|DBG|wakeup due to [POLLIN] on fd 9 (10.6.20.84:49158<->10.6.20.85:6642) at lib/stream-fd.c:157 (50% CPU usage) 2020-07-31T23:08:28.634Z|04319|reconnect|DBG|tcp:10.6.20.85:6642: idle 5002 ms, sending inactivity probe 2020-07-31T23:08:28.634Z|04320|reconnect|DBG|tcp:10.6.20.85:6642: entering IDLE 2020-07-31T23:08:28.634Z|04321|jsonrpc|DBG|tcp:10.6.20.85:6642: send request, method="echo", params=[], id="echo" 2020-07-31T23:08:28.634Z|04322|jsonrpc|DBG|tcp:10.6.20.85:6642: received request, method="echo", params=[], id="echo" 2020-07-31T23:08:28.634Z|04323|reconnect|DBG|tcp:10.6.20.85:6642: entering ACTIVE 2020-07-31T23:08:28.634Z|04324|jsonrpc|DBG|tcp:10.6.20.85:6642: send reply, result=[], id="echo" 2020-07-31T23:08:28.638Z|04325|hmap|DBG|Dropped 266 log messages in last 9 seconds (most recently, 3 seconds ago) due to excessive rate 2020-07-31T23:08:28.638Z|04326|hmap|DBG|northd/ovn-northd.c:595: 2 buckets with 6+ nodes, including 2 buckets with 6 nodes (256 nodes total across 256 buckets) ======== Thanks! Tony _______________________________________________ discuss mailing list disc...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-discuss