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<title>[15613] CalendarServer/trunk</title>
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<dt>Revision</dt> <dd><a href="http://trac.calendarserver.org//changeset/15613">15613</a></dd>
<dt>Author</dt> <dd>sagen@apple.com</dd>
<dt>Date</dt> <dd>2016-05-19 12:18:03 -0700 (Thu, 19 May 2016)</dd>
</dl>
<h3>Log Message</h3>
<pre>Spread group refreshes out over a configurable amount of time</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#CalendarServertrunktwistedcaldavstdconfigpy">CalendarServer/trunk/twistedcaldav/stdconfig.py</a></li>
<li><a href="#CalendarServertrunktxdavwhogroupspy">CalendarServer/trunk/txdav/who/groups.py</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="CalendarServertrunktwistedcaldavstdconfigpy"></a>
<div class="modfile"><h4>Modified: CalendarServer/trunk/twistedcaldav/stdconfig.py (15612 => 15613)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/twistedcaldav/stdconfig.py 2016-05-19 17:16:31 UTC (rev 15612)
+++ CalendarServer/trunk/twistedcaldav/stdconfig.py 2016-05-19 19:18:03 UTC (rev 15613)
</span><span class="lines">@@ -1052,6 +1052,9 @@
</span><span class="cx"> "Enabled": True,
</span><span class="cx"> "UpdateSeconds" : 300,
</span><span class="cx"> "UseDirectoryBasedDelegates" : False,
</span><ins>+ "InitialSchedulingDelaySeconds" : 10,
+ "BatchSize" : 100,
+ "BatchSchedulingIntervalSeconds" : 2,
</ins><span class="cx"> },
</span><span class="cx">
</span><span class="cx"> "GroupAttendees" : {
</span></span></pre></div>
<a id="CalendarServertrunktxdavwhogroupspy"></a>
<div class="modfile"><h4>Modified: CalendarServer/trunk/txdav/who/groups.py (15612 => 15613)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/txdav/who/groups.py 2016-05-19 17:16:31 UTC (rev 15612)
+++ CalendarServer/trunk/txdav/who/groups.py 2016-05-19 19:18:03 UTC (rev 15613)
</span><span class="lines">@@ -230,6 +230,9 @@
</span><span class="cx"> def __init__(
</span><span class="cx"> self, directory,
</span><span class="cx"> updateSeconds=600,
</span><ins>+ initialSchedulingDelaySeconds=10,
+ batchSize=100,
+ batchSchedulingIntervalSeconds=2,
</ins><span class="cx"> useDirectoryBasedDelegates=False,
</span><span class="cx"> directoryBasedDelegatesSource=None,
</span><span class="cx"> cacheNotifier=None,
</span><span class="lines">@@ -241,6 +244,9 @@
</span><span class="cx"> self.directoryBasedDelegatesSource = directoryBasedDelegatesSource
</span><span class="cx"> self.cacheNotifier = cacheNotifier
</span><span class="cx"> self.updateSeconds = updateSeconds
</span><ins>+ self.initialSchedulingDelaySeconds = initialSchedulingDelaySeconds
+ self.batchSize = batchSize
+ self.batchSchedulingIntervalSeconds = batchSchedulingIntervalSeconds
</ins><span class="cx">
</span><span class="cx">
</span><span class="cx"> @inlineCallbacks
</span><span class="lines">@@ -308,11 +314,19 @@
</span><span class="cx"> )
</span><span class="cx">
</span><span class="cx"> # For each of those groups, create a per-group refresh work item
</span><ins>+ futureSeconds = self.initialSchedulingDelaySeconds
+ i = 0
</ins><span class="cx"> for groupUID in set(groupUIDs) - set(deletedGroupUIDs):
</span><del>- self.log.debug("Enqueuing group refresh for {u}", u=groupUID)
- yield GroupRefreshWork.reschedule(txn, 0, groupUID=groupUID)
</del><ins>+ self.log.debug(
+ "Enqueuing group refresh for {u} in {sec} seconds",
+ u=groupUID, sec=futureSeconds
+ )
+ yield GroupRefreshWork.reschedule(txn, futureSeconds, groupUID=groupUID)
+ i += 1
+ if i % self.batchSize == 0:
+ i = 0
+ futureSeconds += self.batchSchedulingIntervalSeconds
</ins><span class="cx">
</span><del>-
</del><span class="cx"> @inlineCallbacks
</span><span class="cx"> def scheduleExternalAssignments(
</span><span class="cx"> self, txn, newAssignments, immediately=False
</span></span></pre>
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