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<h1><code>kudu-master</code> Flags</h1>
<div class="sect1">
<h2 id="_stable_flags"><a class="link" href="#_stable_flags">Stable Flags</a></h2>
<div class="sectionbody">
<div class="paragraph">
<p>Flags tagged <code>stable</code> and not <code>advanced</code> are safe to use for common
configuration tasks.</p>
</div>
<div class="sect2">
<h3 id="kudu-master_block_cache_capacity_mb"><a class="link" href="#kudu-master_block_cache_capacity_mb"><code>--block_cache_capacity_mb</code></a></h3>
<div class="paragraph">
<p>block cache capacity in MB</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">int64</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>512</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_log_force_fsync_all"><a class="link" href="#kudu-master_log_force_fsync_all"><code>--log_force_fsync_all</code></a></h3>
<div class="paragraph">
<p>Whether the Log/WAL should explicitly call fsync() after each write.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_fs_data_dirs"><a class="link" href="#kudu-master_fs_data_dirs"><code>--fs_data_dirs</code></a></h3>
<div class="paragraph">
<p>Comma-separated list of directories with data blocks. If this is not specified, fs_wal_dir will be used as the sole data block directory.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_fs_wal_dir"><a class="link" href="#kudu-master_fs_wal_dir"><code>--fs_wal_dir</code></a></h3>
<div class="paragraph">
<p>Directory with write-ahead logs. If this is not specified, the program will not start. May be the same as fs_data_dirs</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_master_addresses"><a class="link" href="#kudu-master_master_addresses"><code>--master_addresses</code></a></h3>
<div class="paragraph">
<p>Comma-separated list of the RPC addresses belonging to all Masters in this cluster. NOTE: if not specified, configures a non-replicated Master.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_rpc_bind_addresses"><a class="link" href="#kudu-master_rpc_bind_addresses"><code>--rpc_bind_addresses</code></a></h3>
<div class="paragraph">
<p>Comma-separated list of addresses to bind to for RPC connections. Currently, ephemeral ports (i.e. port 0) are not allowed.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>0.0.0.0</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_webserver_port"><a class="link" href="#kudu-master_webserver_port"><code>--webserver_port</code></a></h3>
<div class="paragraph">
<p>Port to bind to for the web server</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>0</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_log_filename"><a class="link" href="#kudu-master_log_filename"><code>--log_filename</code></a></h3>
<div class="paragraph">
<p>Prefix of log filename - full path is &lt;log_dir&gt;/&lt;log_filename&gt;.[INFO|WARN|ERROR|FATAL]</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_maintenance_manager_num_threads"><a class="link" href="#kudu-master_maintenance_manager_num_threads"><code>--maintenance_manager_num_threads</code></a></h3>
<div class="paragraph">
<p>Size of the maintenance manager thread pool. For spinning disks, the number of threads should not be above the number of devices.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_memory_limit_hard_bytes"><a class="link" href="#kudu-master_memory_limit_hard_bytes"><code>--memory_limit_hard_bytes</code></a></h3>
<div class="paragraph">
<p>Maximum amount of memory this daemon should use, in bytes. A value of 0 autosizes based on the total system memory. A value of -1 disables all memory limiting.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">int64</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>0</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_flagfile"><a class="link" href="#kudu-master_flagfile"><code>--flagfile</code></a></h3>
<div class="paragraph">
<p>load flags from file</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_help"><a class="link" href="#kudu-master_help"><code>--help</code></a></h3>
<div class="paragraph">
<p>show help on all flags [tip: all flags can have two dashes]</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_version"><a class="link" href="#kudu-master_version"><code>--version</code></a></h3>
<div class="paragraph">
<p>show version and build info and exit</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_colorlogtostderr"><a class="link" href="#kudu-master_colorlogtostderr"><code>--colorlogtostderr</code></a></h3>
<div class="paragraph">
<p>color messages logged to stderr (if supported by terminal)</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_log_dir"><a class="link" href="#kudu-master_log_dir"><code>--log_dir</code></a></h3>
<div class="paragraph">
<p>If specified, logfiles are written into this directory instead of the default logging directory.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_logtostderr"><a class="link" href="#kudu-master_logtostderr"><code>--logtostderr</code></a></h3>
<div class="paragraph">
<p>log messages go to stderr instead of logfiles</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_max_log_size"><a class="link" href="#kudu-master_max_log_size"><code>--max_log_size</code></a></h3>
<div class="paragraph">
<p>approx. maximum log file size (in MB). A value of 0 will be silently overridden to 1.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1800</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
</div>
</div>
<div class="sect1">
<h2 id="kudu-master_stable_advanced"><a class="link" href="#kudu-master_stable_advanced">Stable, Advanced Flags</a></h2>
<div class="sectionbody">
<div class="paragraph">
<p>Flags tagged <code>stable</code> and <code>advanced</code> are supported, but should be considered
"expert" options and should be used carefully and after thorough testing.</p>
</div>
<div class="sect2">
<h3 id="kudu-master_enable_process_lifetime_heap_profiling"><a class="link" href="#kudu-master_enable_process_lifetime_heap_profiling"><code>--enable_process_lifetime_heap_profiling</code></a></h3>
<div class="paragraph">
<p>Enables heap profiling for the lifetime of the process. Profile output will be stored in the directory specified by -heap_profile_path. Enabling this option will disable the on-demand/remote server profile handlers.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_heap_profile_path"><a class="link" href="#kudu-master_heap_profile_path"><code>--heap_profile_path</code></a></h3>
<div class="paragraph">
<p>Output path to store heap profiles. If not set profiles are stored in /tmp/&lt;process-name&gt;.&lt;pid&gt;.&lt;n&gt;.heap.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_unlock_experimental_flags"><a class="link" href="#kudu-master_unlock_experimental_flags"><code>--unlock_experimental_flags</code></a></h3>
<div class="paragraph">
<p>Unlock flags marked as 'experimental'. These flags are not guaranteed to be maintained across releases of Kudu, and may enable features or behavior known to be unstable. Use at your own risk.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">stable,advanced</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_unlock_unsafe_flags"><a class="link" href="#kudu-master_unlock_unsafe_flags"><code>--unlock_unsafe_flags</code></a></h3>
<div class="paragraph">
<p>Unlock flags marked as 'unsafe'. These flags are not guaranteed to be maintained across releases of Kudu, and enable features or behavior known to be unsafe. Use at your own risk.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">stable,advanced</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_fromenv"><a class="link" href="#kudu-master_fromenv"><code>--fromenv</code></a></h3>
<div class="paragraph">
<p>set flags from the environment [use 'export FLAGS_flag1=value']</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_tryfromenv"><a class="link" href="#kudu-master_tryfromenv"><code>--tryfromenv</code></a></h3>
<div class="paragraph">
<p>set flags from the environment if present</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_undefok"><a class="link" href="#kudu-master_undefok"><code>--undefok</code></a></h3>
<div class="paragraph">
<p>comma-separated list of flag names that it is okay to specify on the command line even if the program does not define a flag with that name. IMPORTANT: flags in this list that have arguments MUST use the flag=value format</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_helpmatch"><a class="link" href="#kudu-master_helpmatch"><code>--helpmatch</code></a></h3>
<div class="paragraph">
<p>show help on modules whose name contains the specified substr</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_helpon"><a class="link" href="#kudu-master_helpon"><code>--helpon</code></a></h3>
<div class="paragraph">
<p>show help on the modules named by this flag value</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_helppackage"><a class="link" href="#kudu-master_helppackage"><code>--helppackage</code></a></h3>
<div class="paragraph">
<p>show help on all modules in the main package</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_helpshort"><a class="link" href="#kudu-master_helpshort"><code>--helpshort</code></a></h3>
<div class="paragraph">
<p>show help on only the main module for this program</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_helpxml"><a class="link" href="#kudu-master_helpxml"><code>--helpxml</code></a></h3>
<div class="paragraph">
<p>produce an xml version of help</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_log_link"><a class="link" href="#kudu-master_log_link"><code>--log_link</code></a></h3>
<div class="paragraph">
<p>Put additional links to the log files in this directory</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_log_prefix"><a class="link" href="#kudu-master_log_prefix"><code>--log_prefix</code></a></h3>
<div class="paragraph">
<p>Prepend the log prefix to the start of each log line</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_minloglevel"><a class="link" href="#kudu-master_minloglevel"><code>--minloglevel</code></a></h3>
<div class="paragraph">
<p>Messages logged at a lower level than this don&#8217;t actually get logged anywhere</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>0</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_stderrthreshold"><a class="link" href="#kudu-master_stderrthreshold"><code>--stderrthreshold</code></a></h3>
<div class="paragraph">
<p>log messages at or above this level are copied to stderr in addition to logfiles. This flag obsoletes --alsologtostderr.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>2</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_stop_logging_if_full_disk"><a class="link" href="#kudu-master_stop_logging_if_full_disk"><code>--stop_logging_if_full_disk</code></a></h3>
<div class="paragraph">
<p>Stop attempting to log to disk if the disk is full.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_symbolize_stacktrace"><a class="link" href="#kudu-master_symbolize_stacktrace"><code>--symbolize_stacktrace</code></a></h3>
<div class="paragraph">
<p>Symbolize the stack trace in the tombstone</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_v"><a class="link" href="#kudu-master_v"><code>--v</code></a></h3>
<div class="paragraph">
<p>Show all VLOG(m) messages for m &#8656; this. Overridable by --vmodule.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock"><code>0</code></p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
</div>
<div class="sect2">
<h3 id="kudu-master_vmodule"><a class="link" href="#kudu-master_vmodule"><code>--vmodule</code></a></h3>
<div class="paragraph">
<p>per-module verbose level. Argument is a comma-separated list of &lt;module name&gt;=&lt;log level&gt;. &lt;module name&gt; is a glob pattern, matched against the filename base (that is, name ignoring .cc/.h./-inl.h). &lt;log level&gt; overrides any value given by --v.</p>
</div>
<table class="tableblock frame-all grid-all" style="width: 50%;">
<colgroup>
<col style="width: 25%;">
<col style="width: 75%;">
</colgroup>
<tbody>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td>
</tr>
<tr>
<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th>
<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,stable</p></td>
</tr>
</tbody>
</table>
<div class="paragraph">
<p>&#160;</p>
</div>
<hr>
</div>
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