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<div class="section" id="debug-flags">
<h1>Debug Flags<a class="headerlink" href="#debug-flags" title="Permalink to this headline">¶</a></h1>
<p>These flags can be passed on the bzr command line or (without the <code class="docutils literal notranslate"><span class="pre">-D</span></code>
prefix) put in the <code class="docutils literal notranslate"><span class="pre">debug_flags</span></code> variable in <code class="docutils literal notranslate"><span class="pre">bazaar.conf</span></code>.</p>
<table class="docutils option-list" frame="void" rules="none">
<col class="option" />
<col class="description" />
<tbody valign="top">
<tr><td class="option-group">
<kbd><span class="option">-D<var>auth</var></span></kbd></td>
<td>Trace authentication sections used.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>bytes</var></span></kbd></td>
<td>Print out how many bytes were transferred</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>dirstate</var></span></kbd></td>
<td>Trace dirstate activity (verbose!)</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>error</var></span></kbd></td>
<td>Instead of normal error handling, always print a traceback
on error.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>evil</var></span></kbd></td>
<td>Capture call sites that do expensive or badly-scaling
operations.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>fetch</var></span></kbd></td>
<td>Trace history copying between repositories.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>filters</var></span></kbd></td>
<td>Emit information for debugging content filtering.</td></tr>
<tr><td class="option-group" colspan="2">
<kbd><span class="option">-D<var>forceinvdeltas</var></span></kbd></td>
</tr>
<tr><td> </td><td>Force use of inventory deltas during generic streaming fetch.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>graph</var></span></kbd></td>
<td>Trace graph traversal.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>hashcache</var></span></kbd></td>
<td>Log every time a working file is read to determine its hash.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>hooks</var></span></kbd></td>
<td>Trace hook execution.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>hpss</var></span></kbd></td>
<td>Trace smart protocol requests and responses.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>hpssdetail</var></span></kbd></td>
<td>More hpss details.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>hpssvfs</var></span></kbd></td>
<td>Traceback on vfs access to Remote objects.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>http</var></span></kbd></td>
<td>Trace http connections, requests and responses.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>index</var></span></kbd></td>
<td>Trace major index operations.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>knit</var></span></kbd></td>
<td>Trace knit operations.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>lock</var></span></kbd></td>
<td>Trace when lockdir locks are taken or released.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>noretry</var></span></kbd></td>
<td>If a connection is reset, fail immediately rather than
retrying the request.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>progress</var></span></kbd></td>
<td>Trace progress bar operations.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>mem_dump</var></span></kbd></td>
<td>Dump memory to a file upon an out of memory error.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>merge</var></span></kbd></td>
<td>Emit information for debugging merges.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>no_apport</var></span></kbd></td>
<td>Don’t use apport to report crashes.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>no_activity</var></span></kbd></td>
<td>Don’t show transport activity indicator in progress bar.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>pack</var></span></kbd></td>
<td>Emit information about pack operations.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>relock</var></span></kbd></td>
<td>Emit a message every time a branch or repository object is
unlocked then relocked the same way.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>sftp</var></span></kbd></td>
<td>Trace SFTP internals.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>static_tuple</var></span></kbd></td>
<td>Error when a tuple is used where a StaticTuple is expected</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>stream</var></span></kbd></td>
<td>Trace fetch streams.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>strict_locks</var></span></kbd></td>
<td>Trace when OS locks are potentially used in a non-portable
manner.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>unlock</var></span></kbd></td>
<td>Some errors during unlock are treated as warnings.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>IDS_never</var></span></kbd></td>
<td>Never use InterDifferingSerializer when fetching.</td></tr>
<tr><td class="option-group">
<kbd><span class="option">-D<var>IDS_always</var></span></kbd></td>
<td>Always use InterDifferingSerializer to fetch if appropriate
for the format, even for non-local fetches.</td></tr>
</tbody>
</table>
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