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-rw-r--r--src/vnet/devices/dpdk/qos_doc.md39
1 files changed, 23 insertions, 16 deletions
diff --git a/src/vnet/devices/dpdk/qos_doc.md b/src/vnet/devices/dpdk/qos_doc.md
index 9bd0659d616..7c064246e60 100644
--- a/src/vnet/devices/dpdk/qos_doc.md
+++ b/src/vnet/devices/dpdk/qos_doc.md
@@ -195,21 +195,22 @@ token bucket rate (bytes per seconds), token bucket size (bytes), traffic
class rates (bytes per seconds) and token update period (Milliseconds).
```
-set dpdk interface hqos subport <if-name> subport <n> [rate <n>]
+set dpdk interface hqos subport <interface> subport <subport_id> [rate <n>]
[bktsize <n>] [tc0 <n>] [tc1 <n>] [tc2 <n>] [tc3 <n>] [period <n>]
```
For setting the pipe profile, following command can be used.
```
-set dpdk interface hqos pipe <if-name> subport <n> pipe <n> profile <n>
+set dpdk interface hqos pipe <interface> subport <subport_id> pipe <pipe_id>
+ profile <profile_id>
```
To assign QoS scheduler instance to the specific thread, following command can
be used.
```
-set dpdk interface hqos placement <if-name> thread <n>
+set dpdk interface hqos placement <interface> thread <n>
```
The command below is used to set the packet fields required for classifiying
@@ -218,13 +219,14 @@ information will be mapped to 5 tuples (subport, pipe, traffic class, pipe,
color) and stored in packet mbuf.
```
-set dpdk interface hqos pktfield <if-name> id <n> offset <n> mask <n>
+set dpdk interface hqos pktfield <interface> id subport|pipe|tc offset <n>
+ mask <hex-mask>
```
The DSCP table entries used for idenfiying the traffic class and queue can be set using the command below;
```
-set dpdk interface hqos tctbl <if-name> entry <n> tc <n> queue <n>
+set dpdk interface hqos tctbl <interface> entry <map_val> tc <tc_id> queue <queue_id>
```
@@ -238,14 +240,14 @@ The QoS Scheduler configuration can displayed using the command below.
Input SWQ size = 4096 packets
Enqueue burst size = 256 packets
Dequeue burst size = 220 packets
- Packet field 0: slab position = 0, slab bitmask = 0x0000000000000000
- Packet field 1: slab position = 40, slab bitmask = 0x0000000fff000000
- Packet field 2: slab position = 8, slab bitmask = 0x00000000000000fc
- Packet field 2 translation table:
- [ 0 .. 15]: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
- [16 .. 31]: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
- [32 .. 47]: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
- [48 .. 63]: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
+ Packet field 0: slab position = 0, slab bitmask = 0x0000000000000000 (subport)
+ Packet field 1: slab position = 40, slab bitmask = 0x0000000fff000000 (pipe)
+ Packet field 2: slab position = 8, slab bitmask = 0x00000000000000fc (tc)
+ Packet field 2 tc translation table: ([Mapped Value Range]: tc/queue tc/queue ...)
+ [ 0 .. 15]: 0/0 0/1 0/2 0/3 1/0 1/1 1/2 1/3 2/0 2/1 2/2 2/3 3/0 3/1 3/2 3/3
+ [16 .. 31]: 0/0 0/1 0/2 0/3 1/0 1/1 1/2 1/3 2/0 2/1 2/2 2/3 3/0 3/1 3/2 3/3
+ [32 .. 47]: 0/0 0/1 0/2 0/3 1/0 1/1 1/2 1/3 2/0 2/1 2/2 2/3 3/0 3/1 3/2 3/3
+ [48 .. 63]: 0/0 0/1 0/2 0/3 1/0 1/1 1/2 1/3 2/0 2/1 2/2 2/3 3/0 3/1 3/2 3/3
Port:
Rate = 1250000000 bytes/second
MTU = 1514 bytes
@@ -254,7 +256,12 @@ The QoS Scheduler configuration can displayed using the command below.
Number of pipes per subport = 4096
Packet queue size: TC0 = 64, TC1 = 64, TC2 = 64, TC3 = 64 packets
Number of pipe profiles = 1
- Pipe profile 0:
+ Subport 0:
+ Rate = 120000000 bytes/second
+ Token bucket size = 1000000 bytes
+ Traffic class rate: TC0 = 120000000, TC1 = 120000000, TC2 = 120000000, TC3 = 120000000 bytes/second
+ TC period = 10 milliseconds
+ Pipe profile 0:
Rate = 305175 bytes/second
Token bucket size = 1000000 bytes
Traffic class rate: TC0 = 305175, TC1 = 305175, TC2 = 305175, TC3 = 305175 bytes/second
@@ -270,9 +277,9 @@ below command.
```
vpp# show dpdk interface hqos placement
- Thread 5 (vpp_hqos-threads_0 at lcore 5):
+ Thread 5 (vpp_hqos-threads_0 at lcore 5):
TenGigabitEthernet2/0/0 queue 0
- Thread 6 (vpp_hqos-threads_1 at lcore 6):
+ Thread 6 (vpp_hqos-threads_1 at lcore 6):
TenGigabitEthernet4/0/1 queue 0
```