diff options
Diffstat (limited to 'src/vnet/devices/dpdk/qos_doc.md')
| -rw-r--r-- | src/vnet/devices/dpdk/qos_doc.md | 39 |
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 ``` |