[libvirt] [PATCH v4 0/7] Add support for setting QoS

[Michal Privoznik]

On 22.07.2011 16:07, Michal Privoznik wrote:
> This patch series add support for setting traffic shaping and policing
> on both domain's interface and network's virtual bridge. Basically,
> this is done via 'tc' from iproute2 package. For shaping is HTB used,
> for policing we need u32 match selector. Both should be available in
> RHEL-6 kernel.
>
> How this works:
> On an virtual interface which has limits defined a root qdisc are replaced.
> Ingress root for outbound traffic shaping and egress for inbound.
> Basically, in inbound traffic policing is applied, on outbound shaping.
> New qdiscs are set to limit the traffic to rate set in XML. For shaping
> it is possible to set the size of buffer. Accepted values for rate, peak
> and burst are integer numbers. Units are kilobytes per second for rate
> or kilobytes for size.
>
> Supported devices are VIR_DOMAIN_NET_TYPE_NETWORK, VIR_DOMAIN_NET_TYPE_BRIDGE
> and VIR_DOMAIN_NET_TYPE_DIRECT.
>
> diff to v3:
> -Laine's review included
>
> diff to v2:
> -Jirka's review included
>
> diff to v1:
> -rebase to current HEAD
> -add support for macvtap devices
>
>
> Michal Privoznik (7):
>    bandwidth: Define schema and create documentation
>    bandwidth: Declare internal structures
>    bandwidth: Add parsing and free functions
>    bandwidth: Create format functions
>    bandwidth: Implement functions to enable and disable QoS
>    bandwidth: Add test cases for network
>    bandwidth: Add domain schema test suite
>
>   configure.ac                                  |    4 +
>   docs/formatdomain.html.in                     |   34 +++
>   docs/formatnetwork.html.in                    |   30 ++
>   docs/schemas/domain.rng                       |    3 +
>   docs/schemas/network.rng                      |    3 +
>   docs/schemas/networkcommon.rng                |   48 +++
>   libvirt.spec.in                               |    2 +-
>   src/conf/domain_conf.c                        |    8 +
>   src/conf/domain_conf.h                        |    1 +
>   src/conf/network_conf.c                       |   10 +
>   src/conf/network_conf.h                       |    1 +
>   src/libvirt_private.syms                      |    5 +
>   src/network/bridge_driver.c                   |   18 ++
>   src/qemu/qemu_command.c                       |   11 +-
>   src/util/macvtap.c                            |   12 +-
>   src/util/macvtap.h                            |    3 +-
>   src/util/network.c                            |  380 +++++++++++++++++++++++++
>   src/util/network.h                            |   22 ++
>   tests/domainschemadata/domain-bandwidth.xml   |   72 +++++
>   tests/networkxml2xmlin/bandwidth-network.xml  |   16 +
>   tests/networkxml2xmlout/bandwidth-network.xml |   16 +
>   tests/networkxml2xmltest.c                    |    1 +
>   22 files changed, 696 insertions(+), 4 deletions(-)
>   create mode 100644 tests/domainschemadata/domain-bandwidth.xml
>   create mode 100644 tests/networkxml2xmlin/bandwidth-network.xml
>   create mode 100644 tests/networkxml2xmlout/bandwidth-network.xml
>
Thanks for review & push.

Michal