)]}'
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code.","accounts_in_message":[],"_revision_number":1}],"current_revision_number":1,"current_revision":"7ef1d26d687dc0609e9a0747f76a08734a368221","revisions":{"7ef1d26d687dc0609e9a0747f76a08734a368221":{"kind":"REWORK","_number":1,"created":"2021-11-16 11:54:28.000000000","uploader":{"_account_id":34189,"name":"yangchangjia","display_name":"Frank","email":"ycj52011@gmail.com","username":"ycj"},"ref":"refs/changes/72/818072/1","fetch":{"anonymous http":{"url":"https://review.opendev.org/openstack/zun","ref":"refs/changes/72/818072/1","commands":{"Checkout":"git fetch https://review.opendev.org/openstack/zun refs/changes/72/818072/1 \u0026\u0026 git checkout FETCH_HEAD","Cherry Pick":"git fetch https://review.opendev.org/openstack/zun refs/changes/72/818072/1 \u0026\u0026 git cherry-pick FETCH_HEAD","Format Patch":"git fetch https://review.opendev.org/openstack/zun refs/changes/72/818072/1 \u0026\u0026 git format-patch -1 --stdout FETCH_HEAD","Pull":"git pull https://review.opendev.org/openstack/zun refs/changes/72/818072/1"}}},"commit":{"parents":[{"commit":"2bf25636eb47c9cc478f463fd4cb96dac436f883","subject":"Increase the weight of the scheduling strategy.","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/zun/commit/2bf25636eb47c9cc478f463fd4cb96dac436f883"}]}],"author":{"name":"ycj","email":"ycj52011@gmail.com","date":"2021-11-16 11:53:25.000000000","tz":480},"committer":{"name":"ycj","email":"ycj52011@gmail.com","date":"2021-11-16 11:53:34.000000000","tz":480},"subject":"Increase the weight of the scheduling strategy.","message":"Increase the weight of the scheduling strategy.\n\nIn the current version, the node scheduling strategy only filters the resources, and does not calculate the weight of the nodes, resulting in all containers being created on the same node. Similar to nova, it is mainly to increase the weight calculation of the scheduling strategy, which is very necessary. The impact on zun\u0027s overall scheduling process is relatively small. After node filtering, add node weight calculation method, so that zun\u0027s scheduling tasks can be distributed to different nodes, making the scheduling strategy more healthy.\n\nFor the current version, the node hardware configuration of our environment:\n```\ncomputer01\t16H64G7T\tzun-compute\ncomputer02\t16H64G7T\tzun-compute\ncomputer03\t16H64G40T\tnova-compute\ncomputer04\t16H64G7T\tnova-compute\ncontroller01\t16H64G40T\tcontroller\n\n```\nThe \"scheduler\" config of \"zun.conf\" is:\n```\n[scheduler]\ndriver \u003d filter_scheduler\n\navailable_filters \u003d zun.scheduler.filters.all_filters\n\nenabled_filters \u003d CPUFilter\n```\n\nIn \"zun.scheduler.FilterScheduler._schedule()\", we can get node info:\n```\n[\nComputeNode(architecture\u003d\u0027x86_64\u0027,cpu_used\u003d13.0,cpus\u003d16,created_at\u003d2021-06-29T21:31:15Z,disk_quota_supported\u003dTrue,\ndisk_total\u003d5256,disk_used\u003d130,enable_cpu_pinning\u003dFalse,hostname\u003d\u0027computer02\u0027,kernel_version\u003d\u00273.10.0-862.el7.x86_64\u0027,\nlabels\u003d{},mem_available\u003d59848,mem_free\u003d57234,mem_total\u003d63890,mem_used\u003d6656,numa_topology\u003dNUMATopology,\nos\u003d\u0027CentOS Linux 7 (Core)\u0027,os_type\u003d\u0027linux\u0027,paused_containers\u003d0,pci_device_pools\u003dPciDevicePoolList,\nrp_uuid\u003d28f40aa4-aec9-4225-b1d3-b040c8adf24e,running_containers\u003d13,\nruntimes\u003d[\u0027io.containerd.runc.v2\u0027,\u0027io.containerd.runtime.v1.linux\u0027,\u0027runc\u0027],\nstopped_containers\u003d13,total_containers\u003d14,updated_at\u003d2021-11-08T03:47:16Z,uuid\u003d28f40aa4-aec9-4225-b1d3-b040c8adf24e),\nComputeNode(architecture\u003d\u0027x86_64\u0027,cpu_used\u003d1.0,cpus\u003d16,created_at\u003d2021-06-29T21:31:08Z,disk_quota_supported\u003dTrue,\ndisk_total\u003d5356,disk_used\u003d10,enable_cpu_pinning\u003dFalse,hostname\u003d\u0027computer01\u0027,kernel_version\u003d\u00273.10.0-862.el7.x86_64\u0027,\nlabels\u003d{},mem_available\u003d61946,mem_free\u003d63378,mem_total\u003d63890,mem_used\u003d512,numa_topology\u003dNUMATopology,\nos\u003d\u0027CentOS Linux 7 (Core)\u0027,os_type\u003d\u0027linux\u0027,paused_containers\u003d0,pci_device_pools\u003dPciDevicePoolList,\nrp_uuid\u003daa5355b2-5ce8-4108-95af-5d724c2d6dc3,running_containers\u003d1,\nruntimes\u003d[\u0027io.containerd.runc.v2\u0027,\u0027io.containerd.runtime.v1.linux\u0027,\u0027runc\u0027],\nstopped_containers\u003d1,total_containers\u003d1,updated_at\u003d2021-11-08T03:47:14Z,uuid\u003daa5355b2-5ce8-4108-95af-5d724c2d6dc3)\n]\n```\n\nBut the final selected node is:\n```\ncomputer02 ram: 57234MB disk: 5126GB cpus: 3.0\n```\n\nFinally, the \"scheduler\" sample config of \"zun.conf\" is:\n```\n[scheduler]\ndriver \u003d filter_scheduler\n\navailable_filters \u003d zun.scheduler.filters.all_filters\n\nenabled_filters \u003d CPUFilter\n\nweight_classes\u003dzun.scheduler.weights.all_weighers\n\n```\n\nChange-Id: Ie034819ac90c0fca8c0432cf6c538642ddb45c28\n","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/zun/commit/7ef1d26d687dc0609e9a0747f76a08734a368221"}],"resolve_conflicts_web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/zun/commit/7ef1d26d687dc0609e9a0747f76a08734a368221"}]},"branch":"refs/heads/master"}},"requirements":[],"submit_records":[],"submit_requirements":[]}