6aa9af58a9
This patch is aim to add a new class to manage the filter params in nova.scheduler.The most useable params are the resource allocation ratio options. Fix bug #1201062 Change-Id: Iab2c76fdd07768471f6bab61aaf8c7eff6445a22
93 lines
3.6 KiB
Puppet
93 lines
3.6 KiB
Puppet
# == Class: nova:scheduler::filter
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#
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# This class is aim to configure nova.scheduler filter
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#
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# === Parameters:
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#
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# ==== Options defined in nova.scheduler.driver
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# scheduler_host_manager: The scheduler host manager class to use
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# scheduler_max_attempts: Maximum number of attempts to schedule an instance
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# ==== Options defined in nova.scheduler.filter_scheduler
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# scheduler_host_subset_size: defines the subset size that a host is chosen from
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# ==== Options defined in nova.scheduler.filters.core_filter
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# cpu_allocation_ratio: Virtual CPU to Physical CPU allocation ratio (float)
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# ==== Options defined in nova.scheduler.filters.disk_filter
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# disk_allocation_ratio: Virtual disk to physical disk allocation ratio (float)
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# ==== Options defined in nova.scheduler.filters.io_ops_filter
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# max_io_ops_per_host: Ignore hosts that have too many builds/resizes
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# /snaps/migrations (Int)
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# ==== Options defined in nova.scheduler.filters.isolated_hosts_filter
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# isolated_images: Images to run on isolated host (list value)
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# isolated_hosts: Host reserved for specific images (list value)
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# ==== Options defined in nova.scheduler.filters.num_instances_filter
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# max_instances_per_host: Ignore hosts that have too many instances (Int)
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# ==== Options defined in nova.scheduler.filters.ram_filter
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# ram_allocation_ratio: Virtual ram to physical ram allocation ratio (Int)
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# ==== Options defined in nova.scheduler.host_manager
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# scheduler_available_filters
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# scheduler_default_filters
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# scheduler_weight_classes
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#
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class nova::scheduler::filter (
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$scheduler_host_manager = 'nova.scheduler.host_manager.HostManager',
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$scheduler_max_attempts = '3',
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$scheduler_host_subset_size = '1',
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$cpu_allocation_ratio = '16.0',
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$disk_allocation_ratio = '1.0',
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$max_io_ops_per_host = '8',
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$max_instances_per_host = '50',
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$ram_allocation_ratio = '1.5',
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$isolated_images = false,
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$isolated_hosts = false,
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$scheduler_available_filters = 'nova.scheduler.filters.all_filters',
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$scheduler_default_filters = false,
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$scheduler_weight_classes = 'nova.scheduler.weights.all_weighers',
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) {
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nova_config {
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'DEFAULT/scheduler_host_manager': value => $scheduler_host_manager;
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'DEFAULT/scheduler_max_attempts': value => $scheduler_max_attempts;
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'DEFAULT/scheduler_host_subset_size': value => $scheduler_host_subset_size;
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'DEFAULT/cpu_allocation_ratio': value => $cpu_allocation_ratio;
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'DEFAULT/disk_allocation_ratio': value => $disk_allocation_ratio;
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'DEFAULT/max_io_ops_per_host': value => $max_io_ops_per_host;
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'DEFAULT/max_instances_per_host': value => $max_instances_per_host;
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'DEFAULT/ram_allocation_ratio': value => $ram_allocation_ratio;
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'DEFAULT/scheduler_available_filters': value => $scheduler_available_filters;
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'DEFAULT/scheduler_weight_classes': value => $scheduler_weight_classes
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}
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if ($scheduler_default_filters) {
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nova_config { 'DEFAULT/scheduler_default_filters': value => join($scheduler_default_filters,',')
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}
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} else {
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nova_config { 'DEFAULT/scheduler_default_filters': ensure => absent
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}
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}
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if ($isolated_images) {
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nova_config {
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'DEFAULT/isolated_images': value => join($isolated_images,',')
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}
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} else {
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nova_config {
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'DEFAULT/isolated_images': ensure => absent
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}
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}
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if ($isolated_hosts) {
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nova_config {
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'DEFAULT/isolated_hosts': value => join($isolated_hosts,',')
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}
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} else {
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nova_config {
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'DEFAULT/isolated_hosts': ensure => absent
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}
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}
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}
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