[libvirt] [PATCH v6 0/7] Global domain cpu.cfs_period_us and cpu.cfs_quota_us setup

Alexander Burluka aburluka at virtuozzo.com
Wed Jan 27 16:17:04 UTC 2016


This patchset implements an ability to specify values for domain top level
cpu.cfs_period_us and cpu.cfs_quota_us cgroups. These parameters are opt-in
and named "global_period" and "global_quota".

Introduction of these settings gives management applications further
choice of controlling CPU usage.

Changes in v2: add XML validation test
Changes in v3: remove unneccessary cgroup copying
Changes in v4: fix little rebase error
Changes in v5: rebase to version 1.3.1
Changes in v6: remove unnecessary check

Alexander Burluka (7):
  Add global period definitions
  Add global quota parameter necessary definitions
  Add error checking on global quota and period
  Add global_period and global_quota XML validation test
  Rename qemuSetupCgroupVcpuBW to qemuSetupBandwidthCgroup
  Implement qemuSetupGlobalCpuCgroup
  Implement handling of per-domain bandwidth settings

 docs/schemas/domaincommon.rng                   |  10 +++
 include/libvirt/libvirt-domain.h                |  32 ++++++++
 src/conf/domain_conf.c                          |  37 +++++++++
 src/conf/domain_conf.h                          |   2 +
 src/qemu/qemu_cgroup.c                          |  68 ++++++++++++++--
 src/qemu/qemu_cgroup.h                          |   7 +-
 src/qemu/qemu_command.c                         |   3 +-
 src/qemu/qemu_driver.c                          | 102 ++++++++++++++++++++++--
 src/qemu/qemu_process.c                         |   4 +
 tests/qemuxml2argvdata/qemuxml2argv-cputune.xml |   2 +
 10 files changed, 251 insertions(+), 16 deletions(-)

-- 
1.8.3.1




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