Re: [ovs-discuss] a suggestion to improve performance when adding lots of ports

2015-08-04 Thread ychen
I wanted to know whether ovs community have any suggestions to resolve this problem. now this problem also appear on openstack, the error log "Unable to add port tapcfca4a52-37 to OVS bridge br-int" appeared when there is nearly 1000 ports on one compute node. but with command "add-port --tim

Re: [ovs-discuss] a suggestion to improve performance when adding lots of ports

2014-12-04 Thread ychen
hi, This a patch for performance optimization when adding lots of ports. The patch is based on version 2.3.0, and I have run all the testsuites. The main optimize points are : 1) monitor some special records instead of monitor all the records 2) remove column "ports" in table "Bridge", r

Re: [ovs-discuss] a suggestion to improve performance when adding lots of ports

2014-11-25 Thread Ben Pfaff
On Tue, Nov 25, 2014 at 05:36:31PM +0800, ychen wrote: >I have found that when adding lots of ports, system consumes more and more > time when ports number increasing. > And the main time is consumed on encapsulation and decapsulation the JSON > message between vsctl and ovsdb-server. > w

[ovs-discuss] a suggestion to improve performance when adding lots of ports

2014-11-25 Thread ychen
hi: I have found that when adding lots of ports, system consumes more and more time when ports number increasing. And the main time is consumed on encapsulation and decapsulation the JSON message between vsctl and ovsdb-server. when vsctl starts, it will first send monitor request to ovsdb