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Mon, 18 Nov 2024 05:54:47 -0800 (PST) From: Harikumar R To: devel@lists.libvirt.org Subject: [PATCH v5 01/18] schema: Add new domain elements to support multiple throttle groups Date: Mon, 18 Nov 2024 19:24:09 +0530 Message-Id: <20241118135426.37643-2-harirajkumar230@gmail.com> X-Mailer: git-send-email 2.39.5 (Apple Git-154) In-Reply-To: <20241118135426.37643-1-harirajkumar230@gmail.com> References: <20241118135426.37643-1-harirajkumar230@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-MailFrom: harirajkumar230@gmail.com X-Mailman-Rule-Hits: nonmember-moderation X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-config-1; header-match-config-2; header-match-config-3; header-match-devel.lists.libvirt.org-0 Message-ID-Hash: JTDBF536XV2JWSEA4A65O7OPJNXW47BM X-Message-ID-Hash: JTDBF536XV2JWSEA4A65O7OPJNXW47BM X-Mailman-Approved-At: Mon, 18 Nov 2024 14:10:14 -0500 CC: harikumar.rajkumar@ibm.com, sanjeev.ranjan@ibm.com, earulana@in.ibm.com, Chun Feng Wu X-Mailman-Version: 3.2.2 Precedence: list List-Id: Development discussions about the libvirt library & tools Archived-At: List-Archive: List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1731939089291116600 Content-Type: text/plain; charset="utf-8" From: Chun Feng Wu Introduce schema for defining '' element which configures throttling groups which can be configured for multiple disks. * Refactor "diskIoTune" to extract common schema "iotune" * Add new elements '' * contains defintion, which references "iotune" Signed-off-by: Chun Feng Wu Reviewed-by: Peter Krempa --- docs/formatdomain.rst | 26 +++ src/conf/schemas/domaincommon.rng | 274 ++++++++++++++++-------------- 2 files changed, 174 insertions(+), 126 deletions(-) diff --git a/docs/formatdomain.rst b/docs/formatdomain.rst index f0b79d5f8d..5b7f18b2f0 100644 --- a/docs/formatdomain.rst +++ b/docs/formatdomain.rst @@ -1964,6 +1964,32 @@ advertisements to the guest OS. (NB: Only qemu drive= r support) the guest OS itself can choose to circumvent the unavailability of the = sleep states (e.g. S4 by turning off completely). =20 +Disk Throttle Group Management +------------------------------ + +:since:`Since 10.7.0` it is possible to create multiple named throttle gro= ups +and then reference them within ``throttlefilters``(sub-element of ``disk``= element) +to form filter chain in QEMU for specific disk. The limits(throttlegroups)= are +shared within domain, hence the same group can be referenced by different = filters. + +:: + + + ... + + + limit0 + 10000000 + 400000 + 100000 + + + ... + + +``throttlegroup`` + It has the same sub-elements as ``iotune`` (See `Hard drives, floppy di= sks, CDROMs`_), + The difference is that is required. =20 Hypervisor features ------------------- diff --git a/src/conf/schemas/domaincommon.rng b/src/conf/schemas/domaincom= mon.rng index bfd0044805..6f08ac4da5 100644 --- a/src/conf/schemas/domaincommon.rng +++ b/src/conf/schemas/domaincommon.rng @@ -51,6 +51,7 @@ + @@ -6822,6 +6823,23 @@ + + + + + + + + + + + + + + + + + + + + + + + + + +