[PATCH 0/1] qemu: add virtio-blk queue-size option

Hiroki Narukawa hnarukaw at yahoo-corp.jp
Tue Aug 31 09:34:33 UTC 2021


Hello,

The option "queue-size" in virtio-blk was added in qemu-2.12.0, and default value increased from qemu-5.0.0.
However, increasing this value may lead to drop of random access performance.
This is configurable value, so we want to use it via libvirt.

Could you review this patch?

Hiroki Narukawa (1):
  qemu: add virtio-blk queue-size option

 docs/schemas/domaincommon.rng                 |  5 +++
 src/conf/domain_conf.c                        |  6 ++++
 src/conf/domain_conf.h                        |  1 +
 src/qemu/qemu_capabilities.c                  |  5 +++
 src/qemu/qemu_capabilities.h                  |  1 +
 src/qemu/qemu_command.c                       |  3 ++
 src/qemu/qemu_validate.c                      |  7 ++++
 .../caps_2.12.0.aarch64.xml                   |  1 +
 .../caps_2.12.0.s390x.xml                     |  1 +
 .../qemucapabilitiesdata/caps_3.0.0.ppc64.xml |  1 +
 .../caps_3.0.0.riscv32.xml                    |  1 +
 .../caps_3.0.0.riscv64.xml                    |  1 +
 .../qemucapabilitiesdata/caps_3.0.0.s390x.xml |  1 +
 .../caps_3.0.0.x86_64.xml                     |  1 +
 .../qemucapabilitiesdata/caps_3.1.0.ppc64.xml |  1 +
 .../caps_3.1.0.x86_64.xml                     |  1 +
 .../caps_4.0.0.aarch64.xml                    |  1 +
 .../qemucapabilitiesdata/caps_4.0.0.ppc64.xml |  1 +
 .../caps_4.0.0.riscv32.xml                    |  1 +
 .../caps_4.0.0.riscv64.xml                    |  1 +
 .../qemucapabilitiesdata/caps_4.0.0.s390x.xml |  1 +
 .../caps_4.0.0.x86_64.xml                     |  1 +
 .../caps_4.1.0.x86_64.xml                     |  1 +
 .../caps_4.2.0.aarch64.xml                    |  1 +
 .../qemucapabilitiesdata/caps_4.2.0.ppc64.xml |  1 +
 .../qemucapabilitiesdata/caps_4.2.0.s390x.xml |  1 +
 .../caps_4.2.0.x86_64.xml                     |  1 +
 .../caps_5.0.0.aarch64.xml                    |  1 +
 .../qemucapabilitiesdata/caps_5.0.0.ppc64.xml |  1 +
 .../caps_5.0.0.riscv64.xml                    |  1 +
 .../caps_5.0.0.x86_64.xml                     |  1 +
 .../qemucapabilitiesdata/caps_5.1.0.sparc.xml |  1 +
 .../caps_5.1.0.x86_64.xml                     |  1 +
 .../caps_5.2.0.aarch64.xml                    |  1 +
 .../qemucapabilitiesdata/caps_5.2.0.ppc64.xml |  1 +
 .../caps_5.2.0.riscv64.xml                    |  1 +
 .../qemucapabilitiesdata/caps_5.2.0.s390x.xml |  1 +
 .../caps_5.2.0.x86_64.xml                     |  1 +
 .../caps_6.0.0.aarch64.xml                    |  1 +
 .../qemucapabilitiesdata/caps_6.0.0.s390x.xml |  1 +
 .../caps_6.0.0.x86_64.xml                     |  1 +
 .../caps_6.1.0.x86_64.xml                     |  1 +
 .../disk-virtio-queue-size.args               | 29 +++++++++++++++
 .../disk-virtio-queue-size.xml                | 35 +++++++++++++++++++
 tests/qemuxml2argvtest.c                      |  2 ++
 .../disk-virtio-queue-size.xml                | 35 +++++++++++++++++++
 tests/qemuxml2xmltest.c                       |  1 +
 47 files changed, 165 insertions(+)
 create mode 100644 tests/qemuxml2argvdata/disk-virtio-queue-size.args
 create mode 100644 tests/qemuxml2argvdata/disk-virtio-queue-size.xml
 create mode 100644 tests/qemuxml2xmloutdata/disk-virtio-queue-size.xml

-- 
2.17.1




More information about the libvir-list mailing list