164 lines
6.5 KiB
XML
164 lines
6.5 KiB
XML
<?xml version='1.0' encoding='UTF-8'?>
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<para xmlns="http://docbook.org/ns/docbook" version="5.0">
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<!-- Warning: Do not edit this file. It is automatically
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generated and your changes will be overwritten.
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The tool to do so lives in openstack-doc-tools repository. -->
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<table rules="all" xml:id="config_table_sahara_common">
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<caption>Description of common configuration options</caption>
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<col width="50%"/>
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<col width="50%"/>
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<thead>
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<tr>
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<th>Configuration option = Default value</th>
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<th>Description</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<th colspan="2">[DEFAULT]</th>
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</tr>
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<tr>
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<td>cluster_remote_threshold = 70</td>
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<td>(IntOpt) The same as global_remote_threshold, but for a single cluster.</td>
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</tr>
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<tr>
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<td>compute_topology_file = etc/sahara/compute.topology</td>
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<td>(StrOpt) File with nova compute topology.
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It should contain mapping between nova computes and racks.
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File format:
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compute1 /rack1
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compute2 /rack2
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compute3 /rack2</td>
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</tr>
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<tr>
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<td>detach_volume_timeout = 300</td>
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<td>(IntOpt) Timeout for detaching volumes from instance (in seconds).</td>
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</tr>
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<tr>
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<td>enable_data_locality = False</td>
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<td>(BoolOpt) Enables data locality for hadoop cluster.
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Also enables data locality for Swift used by hadoop.
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If enabled, 'compute_topology' and 'swift_topology'
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configuration parameters should point to OpenStack and Swift
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topology correspondingly.</td>
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</tr>
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<tr>
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<td>enable_hypervisor_awareness = True</td>
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<td>(BoolOpt) Enables four-level topology for data locality.
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Works only if corresponding plugin supports such mode.</td>
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</tr>
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<tr>
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<td>enable_notifications = False</td>
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<td>(BoolOpt) Enables sending notifications to Ceilometer</td>
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</tr>
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<tr>
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<td>global_remote_threshold = 100</td>
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<td>(IntOpt) Maximum number of remote operations that will be running at the same time. Note that each remote operation requires its own process to run.</td>
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</tr>
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<tr>
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<td>host = </td>
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<td>(StrOpt) Hostname or IP address that will be used to listen on.</td>
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</tr>
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<tr>
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<td>infrastructure_engine = direct</td>
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<td>(StrOpt) An engine which will be used to provision infrastructure for Hadoop cluster.</td>
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</tr>
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<tr>
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<td>job_binary_max_KB = 5120</td>
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<td>(IntOpt) Maximum length of job binary data in kilobytes that may be stored or retrieved in a single operation.</td>
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</tr>
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<tr>
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<td>job_workflow_postfix = </td>
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<td>(StrOpt) Postfix for storing jobs in hdfs. Will be added to '/user/<hdfs user>/' path.</td>
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</tr>
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<tr>
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<td>lock_path = None</td>
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<td>(StrOpt) Directory to use for lock files.</td>
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</tr>
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<tr>
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<td>memcached_servers = None</td>
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<td>(ListOpt) Memcached servers or None for in process cache.</td>
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</tr>
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<tr>
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<td>min_transient_cluster_active_time = 30</td>
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<td>(IntOpt) Minimal "lifetime" in seconds for a transient cluster. Cluster is guaranteed to be "alive" within this time period.</td>
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</tr>
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<tr>
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<td>node_domain = novalocal</td>
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<td>(StrOpt) The suffix of the node's FQDN. In nova-network that is the dhcp_domain config parameter.</td>
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</tr>
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<tr>
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<td>os_region_name = None</td>
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<td>(StrOpt) Region name used to get services endpoints.</td>
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</tr>
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<tr>
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<td>periodic_enable = True</td>
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<td>(BoolOpt) Enable periodic tasks.</td>
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</tr>
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<tr>
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<td>periodic_fuzzy_delay = 60</td>
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<td>(IntOpt) Range in seconds to randomly delay when starting the periodic task scheduler to reduce stampeding. (Disable by setting to 0).</td>
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</tr>
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<tr>
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<td>periodic_interval_max = 60</td>
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<td>(IntOpt) Max interval size between periodic tasks execution in seconds.</td>
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</tr>
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<tr>
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<td>plugins = vanilla, hdp, spark</td>
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<td>(ListOpt) List of plugins to be loaded. Sahara preserves the order of the list when returning it.</td>
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</tr>
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<tr>
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<td>port = 8386</td>
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<td>(IntOpt) Port that will be used to listen on.</td>
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</tr>
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<tr>
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<td>remote = ssh</td>
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<td>(StrOpt) A method for Sahara to execute commands on VMs.</td>
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</tr>
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<tr>
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<td>run_external_periodic_tasks = True</td>
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<td>(BoolOpt) Some periodic tasks can be run in a separate process. Should we run them here?</td>
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</tr>
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<tr>
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<td>swift_topology_file = etc/sahara/swift.topology</td>
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<td>(StrOpt) File with Swift topology.
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It should contain mapping between Swift nodes and racks.
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File format:
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node1 /rack1
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node2 /rack2
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node3 /rack2</td>
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</tr>
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<tr>
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<td>use_floating_ips = True</td>
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<td>(BoolOpt) If set to True, Sahara will use floating IPs to communicate with instances. To make sure that all instances have floating IPs assigned in Nova Network set "auto_assign_floating_ip=True" in nova.conf. If Neutron is used for networking, make sure that all Node Groups have "floating_ip_pool" parameter defined.</td>
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</tr>
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<tr>
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<td>use_identity_api_v3 = True</td>
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<td>(BoolOpt) Enables Sahara to use Keystone API v3. If that flag is disabled, per-job clusters will not be terminated automatically.</td>
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</tr>
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<tr>
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<td>use_namespaces = False</td>
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<td>(BoolOpt) Use network namespaces for communication (only valid to use in conjunction with use_neutron=True).</td>
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</tr>
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<tr>
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<td>use_neutron = False</td>
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<td>(BoolOpt) Use Neutron Networking (False indicates the use of Nova networking).</td>
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</tr>
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<tr>
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<th colspan="2">[conductor]</th>
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</tr>
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<tr>
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<td>use_local = True</td>
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<td>(BoolOpt) Perform sahara-conductor operations locally.</td>
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</tr>
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<tr>
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<th colspan="2">[keystone_authtoken]</th>
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</tr>
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<tr>
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<td>memcached_servers = None</td>
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<td>(ListOpt) Optionally specify a list of memcached server(s) to use for caching. If left undefined, tokens will instead be cached in-process.</td>
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</tr>
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</tbody>
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</table>
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</para>
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