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Diffstat (limited to 'vswitchd/vswitch.xml')
| -rw-r--r-- | vswitchd/vswitch.xml | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/vswitchd/vswitch.xml b/vswitchd/vswitch.xml index 0ec726c39..c43cb1aa4 100644 --- a/vswitchd/vswitch.xml +++ b/vswitchd/vswitch.xml @@ -4441,6 +4441,19 @@ ovs-vsctl add-port br0 p0 -- set Interface p0 type=patch options:peer=p1 \ in performance will be noticed in terms of overall aggregate traffic throughput. </dd> + <dt><code>trtcm-policer</code></dt> + <dd> + A DPDK egress policer algorithm using RFC 4115's Two-Rate, + Three-Color marker. It's a two-level hierarchical policer + which first does a color-blind marking of the traffic at the queue + level, followed by a color-aware marking at the port level. At the + end traffic marked as Green or Yellow is forwarded, Red is dropped. + For details on how traffic is marked, see RFC 4115. + + If the ``default queue'', 0, is not configured it's automatically + created with the same <code>other_config</code> values as the + physical port. + </dd> </dl> </column> @@ -4508,6 +4521,27 @@ ovs-vsctl add-port br0 p0 -- set Interface p0 type=patch options:peer=p1 \ bytes/tokens of the packet. If there are not enough tokens in the cbs bucket the packet will be dropped. </column> + <column name="other_config" key="eir" type='{"type": "integer"}'> + The Excess Information Rate (EIR) is measured in bytes of IP + packets per second, i.e. it includes the IP header, but not link + specific (e.g. Ethernet) headers. This represents the bytes per second + rate at which the token bucket will be updated. The eir value is + calculated by (pps x packet data size). For example assuming a user + wishes to limit a stream consisting of 64 byte packets to 1 million + packets per second the EIR would be set to to to 46000000. This value + can be broken into '1,000,000 x 46'. Where 1,000,000 is the policing + rate for the number of packets per second and 46 represents the size + of the packet data for a 64 byte ip packet. + </column> + <column name="other_config" key="ebs" type='{"type": "integer"}'> + The Excess Burst Size (EBS) is measured in bytes and represents a + token bucket. At a minimum this value should be be set to the expected + largest size packet in the traffic stream. In practice larger values + may be used to increase the size of the token bucket. If a packet can + be transmitted then the ebs will be decremented by the number of + bytes/tokens of the packet. If there are not enough tokens in the cbs + bucket the packet might be dropped. + </column> </group> <group title="Configuration for linux-sfq"> |