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bcd97dd01a
This adds support for the following options: * `cachetune[0-9]*.monitor[0-9]*.level` * `cachetune[0-9]*.monitor[0-9]*.vcpus`
166 lines
4.7 KiB
Python
166 lines
4.7 KiB
Python
# Copyright (c) 2018 Oracle and/or its affiliates. All rights reserved.
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#
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# This work is licensed under the GNU GPLv2 or later.
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# See the COPYING file in the top-level directory.
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from ..xmlbuilder import XMLBuilder, XMLProperty, XMLChildProperty
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###############
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# CPU Pinning #
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###############
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class _VCPUPin(XMLBuilder):
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"""
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Class for generating <cputune> child <vcpupin> XML
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"""
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XML_NAME = "vcpupin"
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_XML_PROP_ORDER = ["vcpu", "cpuset"]
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vcpu = XMLProperty("./@vcpu", is_int=True)
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cpuset = XMLProperty("./@cpuset")
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class _IOThreadPin(XMLBuilder):
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"""
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Class for generating <cputune> child <iothreadpin> XML
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"""
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XML_NAME = "iothreadpin"
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_XML_PROP_ORDER = ["iothread", "cpuset"]
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iothread = XMLProperty("./@iothread", is_int=True)
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cpuset = XMLProperty("./@cpuset")
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##############
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# Scheduling #
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##############
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class _VCPUSched(XMLBuilder):
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"""
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Class for generating <cputune> child <vcpusched> XML
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"""
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XML_NAME = "vcpusched"
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_XML_PROP_ORDER = ["vcpus", "scheduler", "priority"]
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vcpus = XMLProperty("./@vcpus")
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scheduler = XMLProperty("./@scheduler")
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priority = XMLProperty("./@priority", is_int=True)
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class _IOThreadSched(XMLBuilder):
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"""
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Class for generating <cputune> child <iothreadsched> XML
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"""
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XML_NAME = "iothreadsched"
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_XML_PROP_ORDER = ["iothreads", "scheduler", "priority"]
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iothreads = XMLProperty("./@iothreads")
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scheduler = XMLProperty("./@scheduler")
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priority = XMLProperty("./@priority", is_int=True)
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###########################
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# Cache & Memory Tunables #
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###########################
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class _CacheTuneCache(XMLBuilder):
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"""
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Class for generating <cachetune> child <cache> XML
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"""
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XML_NAME = "cache"
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_XML_PROP_ORDER = ["id", "level", "type", "size", "unit"]
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id = XMLProperty("./@id", is_int=True)
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level = XMLProperty("./@level", is_int=True)
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type = XMLProperty("./@type")
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size = XMLProperty("./@size", is_int=True)
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unit = XMLProperty("./@unit")
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class _CacheTuneMonitor(XMLBuilder):
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"""
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Class for generating <cachetune> child <monitor> XML
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"""
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XML_NAME = "monitor"
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_XML_PROP_ORDER = ["level", "vcpus"]
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level = XMLProperty("./@level", is_int=True)
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vcpus = XMLProperty("./@vcpus")
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class _CacheTune(XMLBuilder):
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"""
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Class for generating <cputune> child <cachetune> XML
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"""
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XML_NAME = "cachetune"
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_XML_PROP_ORDER = ["vcpus", "caches"]
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vcpus = XMLProperty("./@vcpus")
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caches = XMLChildProperty(_CacheTuneCache)
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monitors = XMLChildProperty(_CacheTuneMonitor)
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class _MemoryTuneNode(XMLBuilder):
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"""
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Class for generating <memorytune> child <node> XML
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"""
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XML_NAME = "node"
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_XML_PROP_ORDER = ["id", "bandwidth"]
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id = XMLProperty("./@id", is_int=True)
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bandwidth = XMLProperty("./@bandwidth", is_int=True)
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class _MemoryTune(XMLBuilder):
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"""
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Class for generating <cputune> child <memorytune> XML
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"""
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XML_NAME = "memorytune"
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_XML_PROP_ORDER = ["vcpus", "nodes"]
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vcpus = XMLProperty("./@vcpus")
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nodes = XMLChildProperty(_MemoryTuneNode)
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#########################
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# Actual CPUTune domain #
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#########################
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class DomainCputune(XMLBuilder):
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"""
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Class for generating <cputune> XML
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"""
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XML_NAME = "cputune"
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_XML_PROP_ORDER = ["shares", "period", "quota", "global_period", "global_quota",
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"emulator_period", "emulator_quota", "iothread_period", "iothread_quota",
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"vcpupins", "emulatorpin_cpuset", "iothreadpins",
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"emulatorsched_scheduler", "emulatorsched_priority", "vcpuscheds", "iothreadscheds",
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"cachetunes", "memorytunes"]
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# Resource quotas
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shares = XMLProperty("./shares", is_int=True)
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period = XMLProperty("./period", is_int=True)
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quota = XMLProperty("./quota", is_int=True)
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global_period = XMLProperty("./global_period", is_int=True)
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global_quota = XMLProperty("./global_quota", is_int=True)
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emulator_period = XMLProperty("./emulator_period", is_int=True)
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emulator_quota = XMLProperty("./emulator_quota", is_int=True)
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iothread_period = XMLProperty("./iothread_period", is_int=True)
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iothread_quota = XMLProperty("./iothread_quota", is_int=True)
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# CPU Pinning
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vcpupins = XMLChildProperty(_VCPUPin)
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emulatorpin_cpuset = XMLProperty("./emulatorpin/@cpuset")
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iothreadpins = XMLChildProperty(_IOThreadPin)
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# Scheduling
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emulatorsched_scheduler = XMLProperty("./emulatorsched/@scheduler")
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emulatorsched_priority = XMLProperty("./emulatorsched/@priority", is_int=True)
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vcpuscheds = XMLChildProperty(_VCPUSched)
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iothreadscheds = XMLChildProperty(_IOThreadSched)
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# Cache & Memory Tunables
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cachetunes = XMLChildProperty(_CacheTune)
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memorytunes = XMLChildProperty(_MemoryTune)
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