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<h3>
Holger Levsen pushed to branch master
at <a href="https://salsa.debian.org/qa/jenkins.debian.net">Debian QA / jenkins.debian.net</a>
</h3>
<h4>
Commits:
</h4>
<ul>
<li>
<strong><a href="https://salsa.debian.org/qa/jenkins.debian.net/commit/005aab433445f02004cdd9942e3429b77e071da4">005aab43</a></strong>
<div>
<span>by Holger Levsen</span>
<i>at 2018-11-07T10:15:03Z</i>
</div>
<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">jenkins: increase heap size further and drop all other java args
Signed-off-by: Holger Levsen <holger@layer-acht.org>
</pre>
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<h4>2 changed files:</h4>
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<li class="file-stats">
<a href="#6605b3ebda29a5c6c581e7570205a120687037ae">
bin/start-slave.sh
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<li class="file-stats">
<a href="#d746ecbc97e8c8881f6325971c17699246716833">
hosts/jenkins/etc/default/jenkins
</a>
</li>
</ul>
<h4>Changes:</h4>
<li id="6605b3ebda29a5c6c581e7570205a120687037ae">
<a href="https://salsa.debian.org/qa/jenkins.debian.net/commit/005aab433445f02004cdd9942e3429b77e071da4#6605b3ebda29a5c6c581e7570205a120687037ae"><strong>bin/start-slave.sh</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -17,6 +17,7 @@ if [ -f "$f" ]; then</td>
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<td class="line_content noteable_line" style="padding-left: 0.5em; padding-right: 0.5em;">
<pre style="margin: 0;"> <span id="LC17" class="line" lang="shell"><span class="k" style="font-weight: 600;">fi</span></span>
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<pre style="margin: 0;"> <span id="LC18" class="line" lang="shell"></span>
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<pre style="margin: 0;"> <span id="LC19" class="line" lang="shell"><span class="nb" style="color: #0086b3;">echo</span> <span class="s2" style="color: #d14;">"This jenkins slave.jar will run as PID </span><span class="nv" style="color: teal;">$$</span><span class="s2" style="color: #d14;">."</span></span>
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<pre style="margin: 0;">-<span id="LC20" class="line" lang="shell"><span class="nb" style="color: #0086b3;">export </span><span class="nv" style="color: teal;">JAVA_ARGS</span><span class="o" style="font-weight: 600;">=</span><span class="s2" style="color: #d14;">"-Xms768M -Xmx768M"</span></span>
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<pre style="margin: 0;">-<span id="LC21" class="line" lang="shell"><span class="nb" style="color: #0086b3;">export </span><span class="nv" style="color: teal;">MALLOC_ARENA_MAX</span><span class="o" style="font-weight: 600;">=</span>1</span>
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<pre style="margin: 0;">-<span id="LC22" class="line" lang="shell"><span class="nb" style="color: #0086b3;">exec </span>java <span class="nv" style="color: teal;">$JAVA_ARGS</span> <span class="nt" style="color: navy;">-jar</span> /var/lib/jenkins/slave.jar</span></pre>
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<pre style="margin: 0;">+<span id="LC20" class="line" lang="shell"><span class="c" style="color: #998; font-style: italic;">#export JAVA_ARGS="-Xms768M -Xmx768M"</span></span>
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<pre style="margin: 0;">+<span id="LC21" class="line" lang="shell"><span class="c" style="color: #998; font-style: italic;">#export MALLOC_ARENA_MAX=1</span></span>
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<pre style="margin: 0;">+<span id="LC22" class="line" lang="shell"><span class="c" style="color: #998; font-style: italic;">#exec java $JAVA_ARGS -jar /var/lib/jenkins/slave.jar</span></span>
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<pre style="margin: 0;">+<span id="LC23" class="line" lang="shell"><span class="nb" style="color: #0086b3;">exec </span>java <span class="nt" style="color: navy;">-jar</span> /var/lib/jenkins/slave.jar</span></pre>
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<li id="d746ecbc97e8c8881f6325971c17699246716833">
<a href="https://salsa.debian.org/qa/jenkins.debian.net/commit/005aab433445f02004cdd9942e3429b77e071da4#d746ecbc97e8c8881f6325971c17699246716833"><strong>hosts/jenkins/etc/default/jenkins</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -16,20 +16,21 @@ JAVA_ARGS="-Djava.awt.headless=true"</td>
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<pre style="margin: 0;"> <span id="LC16" class="line" lang="plaintext"></span>
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<pre style="margin: 0;"> <span id="LC17" class="line" lang="plaintext">#JAVA_ARGS="-Djava.net.preferIPv4Stack=true" # make jenkins listen on IPv4 address</span>
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<pre style="margin: 0;"> <span id="LC18" class="line" lang="plaintext"># See some recommendation from https://jenkins.io/blog/2016/11/21/gc-tuning/</span>
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<pre style="margin: 0;">-<span id="LC19" class="line" lang="plaintext">JAVA_ARGS="$JAVA_ARGS -Xms20G -Xmx20G" # heap settings</span>
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<pre style="margin: 0;">-<span id="LC20" class="line" lang="plaintext">JAVA_ARGS="$JAVA_ARGS -server -XX:+AlwaysPreTouch"</span>
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<pre style="margin: 0;">+<span id="LC19" class="line" lang="plaintext">JAVA_ARGS="$JAVA_ARGS -Xms20G -Xmx40G" # heap settings</span>
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<pre style="margin: 0;">+<span id="LC20" class="line" lang="plaintext">JAVA_ARGS="$JAVA_ARGS -server "</span>
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<pre style="margin: 0;">+<span id="LC21" class="line" lang="plaintext">#JAVA_ARGS="$JAVA_ARGS -XX:+AlwaysPreTouch"</span>
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<pre style="margin: 0;"> <span id="LC22" class="line" lang="plaintext"># store heap dumps in case of OOM, to investigate it later</span>
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<pre style="margin: 0;">-<span id="LC22" class="line" lang="plaintext">JAVA_ARGS="$JAVA_ARGS -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=$JENKINS_HOME/heapDumps/"</span>
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23
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<pre style="margin: 0;">+<span id="LC23" class="line" lang="plaintext"><span class="idiff left right">#</span>JAVA_ARGS="$JAVA_ARGS -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=$JENKINS_HOME/heapDumps/"</span>
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23
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24
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<pre style="margin: 0;"> <span id="LC24" class="line" lang="plaintext"># GC logging, in case somebody ever wants to actually finely tune the GC for us...</span>
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24
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<pre style="margin: 0;">-<span id="LC24" class="line" lang="plaintext">JAVA_ARGS="$JAVA_ARGS -Xloggc:$JENKINS_HOME/javaGC/gc-%t.log -XX:NumberOfGCLogFiles=5"</span>
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25
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<pre style="margin: 0;">-<span id="LC25" class="line" lang="plaintext">JAVA_ARGS="$JAVA_ARGS -XX:+UseGCLogFileRotation -XX:GCLogFileSize=20m -XX:+PrintGC"</span>
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26
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<pre style="margin: 0;">-<span id="LC26" class="line" lang="plaintext">JAVA_ARGS="$JAVA_ARGS -XX:+PrintGCDateStamps -XX:+PrintGCDetails -XX:+PrintHeapAtGC"</span>
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27
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<pre style="margin: 0;">-<span id="LC27" class="line" lang="plaintext">JAVA_ARGS="$JAVA_ARGS -XX:+PrintGCCause -XX:+PrintTenuringDistribution -XX:+PrintReferenceGC -XX:+PrintAdaptiveSizePolicy"</span>
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25
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<pre style="margin: 0;">+<span id="LC25" class="line" lang="plaintext"><span class="idiff left right">#</span>JAVA_ARGS="$JAVA_ARGS -Xloggc:$JENKINS_HOME/javaGC/gc-%t.log -XX:NumberOfGCLogFiles=5"</span>
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26
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<pre style="margin: 0;">+<span id="LC26" class="line" lang="plaintext"><span class="idiff left right">#</span>JAVA_ARGS="$JAVA_ARGS -XX:+UseGCLogFileRotation -XX:GCLogFileSize=20m -XX:+PrintGC"</span>
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27
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<pre style="margin: 0;">+<span id="LC27" class="line" lang="plaintext"><span class="idiff left right">#</span>JAVA_ARGS="$JAVA_ARGS -XX:+PrintGCDateStamps -XX:+PrintGCDetails -XX:+PrintHeapAtGC"</span>
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28
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<pre style="margin: 0;">+<span id="LC28" class="line" lang="plaintext"><span class="idiff left right">#</span>JAVA_ARGS="$JAVA_ARGS -XX:+PrintGCCause -XX:+PrintTenuringDistribution -XX:+PrintReferenceGC -XX:+PrintAdaptiveSizePolicy"</span>
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28
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29
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<pre style="margin: 0;"> <span id="LC29" class="line" lang="plaintext"># G1 GC settings</span>
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29
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<pre style="margin: 0;">-<span id="LC29" class="line" lang="plaintext">JAVA_ARGS="$JAVA_ARGS -XX:+UseG1GC -XX:+ExplicitGCInvokesConcurrent -XX:+ParallelRefProcEnabled -XX:+UseStringDeduplication"</span>
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30
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<pre style="margin: 0;">-<span id="LC30" class="line" lang="plaintext">JAVA_ARGS="$JAVA_ARGS -XX:+UnlockExperimentalVMOptions -XX:G1NewSizePercent=10 -XX:+UnlockDiagnosticVMOptions -XX:G1SummarizeRSetStatsPeriod=1"</span>
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30
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<pre style="margin: 0;">+<span id="LC30" class="line" lang="plaintext"><span class="idiff left right">#</span>JAVA_ARGS="$JAVA_ARGS -XX:+UseG1GC -XX:+ExplicitGCInvokesConcurrent -XX:+ParallelRefProcEnabled -XX:+UseStringDeduplication"</span>
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31
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<pre style="margin: 0;">+<span id="LC31" class="line" lang="plaintext"><span class="idiff left right">#</span>JAVA_ARGS="$JAVA_ARGS -XX:+UnlockExperimentalVMOptions -XX:G1NewSizePercent=10 -XX:+UnlockDiagnosticVMOptions -XX:G1SummarizeRSetStatsPeriod=1"</span>
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31
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32
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<pre style="margin: 0;"> <span id="LC32" class="line" lang="plaintext"># h01ger trying stuff</span>
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32
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<pre style="margin: 0;">-<span id="LC32" class="line" lang="plaintext">export MALLOC_ARENA_MAX=1</span>
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33
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<pre style="margin: 0;">+<span id="LC33" class="line" lang="plaintext"><span class="idiff left right">#</span>export MALLOC_ARENA_MAX=1</span>
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33
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34
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<pre style="margin: 0;"> <span id="LC34" class="line" lang="plaintext"></span>
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34
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35
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<pre style="margin: 0;"> <span id="LC35" class="line" lang="plaintext"># make jenkins listen on IPv4 address</span>
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35
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36
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<pre style="margin: 0;"> <span id="LC36" class="line" lang="plaintext">#JAVA_ARGS="-Djava.net.preferIPv4Stack=true"</span>
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