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<p class="MsoNormal">Hello,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">we are observing a weird behavior with systemd 211.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><b>The issue:<o:p></o:p></b></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="mso-list:Ignore">-<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]>After the startup is finished (multi-user.target is reached), one single job (typ: start, unit: service) remains in the job queue in state waiting<o:p></o:p></p>
<p class="MsoListParagraph" style="margin-left:72.0pt;text-indent:-18.0pt;mso-list:l0 level2 lfo1">
<![if !supportLists]><span style="font-family:"Courier New""><span style="mso-list:Ignore">o<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]>There seems not to be any unmet dependency<o:p></o:p></p>
<p class="MsoListParagraph" style="margin-left:72.0pt;text-indent:-18.0pt;mso-list:l0 level2 lfo1">
<![if !supportLists]><span style="font-family:"Courier New""><span style="mso-list:Ignore">o<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]>There are no units in state failed<o:p></o:p></p>
<p class="MsoListParagraph" style="margin-left:72.0pt;text-indent:-18.0pt;mso-list:l0 level2 lfo1">
<![if !supportLists]><span style="font-family:"Courier New""><span style="mso-list:Ignore">o<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]>The job is listed when calling systemctl list-jobs<o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="mso-list:Ignore">-<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]>The issue is seen sporadically, not on every startup<o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="mso-list:Ignore">-<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]>The startup is a mixture of<o:p></o:p></p>
<p class="MsoListParagraph" style="margin-left:72.0pt;text-indent:-18.0pt;mso-list:l0 level2 lfo1">
<![if !supportLists]><span style="font-family:"Courier New""><span style="mso-list:Ignore">o<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]>Units coming up as part of the dependency tree ending up in multi-user.target<o:p></o:p></p>
<p class="MsoListParagraph" style="margin-left:72.0pt;text-indent:-18.0pt;mso-list:l0 level2 lfo1">
<![if !supportLists]><span style="font-family:"Courier New""><span style="mso-list:Ignore">o<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]>And units started by a component using systemctl start<o:p></o:p></p>
<p class="MsoListParagraph" style="margin-left:108.0pt;text-indent:-18.0pt;mso-list:l0 level3 lfo1">
<![if !supportLists]><span style="font-family:Wingdings"><span style="mso-list:Ignore">§<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]>The started units might have a tree of depending units as well<o:p></o:p></p>
<p class="MsoListParagraph" style="margin-left:108.0pt;text-indent:-18.0pt;mso-list:l0 level3 lfo1">
<![if !supportLists]><span style="font-family:Wingdings"><span style="mso-list:Ignore">§<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]>The sub trees of several of such unit are not necessarily disjoint<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><b>What I’m doing currently:<o:p></o:p></b></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="mso-list:Ignore">-<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]>The issue is hard to reproduce.<o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="mso-list:Ignore">-<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]>That’s why I’m trying to find out in which cases it is possible at all that a job in state waiting can remain in the job list<o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="mso-list:Ignore">-<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]>With a hypothesis, I can instrument systemd and try to reproduce it again<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><b>How you can help me:<o:p></o:p></b></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="mso-list:Ignore">-<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]>Maybe someone already knows such an issue. Maybe it has already been solved. Respective hints would be great.<o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="mso-list:Ignore">-<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]>Some of you have probably a better knowledge about how transactions and the job scheduling are working in systemd. Maybe such a person could already point me to the cases that could happen to see finally such a result.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thx in advance!<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Best regards</span><span style="font-size:8.0pt;font-family:"Times New Roman","serif""><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="margin-bottom:12.0pt;text-autospace:none"><b><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Marko Hoyer</span></b><span style="font-size:8.0pt;font-family:"Times New Roman","serif""><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-bottom:5.0pt;text-autospace:none"><b><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:blue">A</span></b><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">dvanced
<b><span style="color:blue">D</span></b>river <b><span style="color:blue">I</span></b>nformation
<b><span style="color:blue">T</span></b>echnology GmbH</span><span style="font-size:8.0pt;font-family:"Arial","sans-serif""><br>
</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Software Group II (ADITG/SW2)</span><span style="font-size:8.0pt;font-family:"Arial","sans-serif"">
<br>
</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Robert-Bosch-Str. 200</span><span style="font-size:8.0pt;font-family:"Arial","sans-serif""><br>
</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">31139 Hildesheim</span><span style="font-size:8.0pt;font-family:"Arial","sans-serif""><br>
</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Germany</span><span style="font-size:8.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-bottom:12.0pt;text-autospace:none"><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Tel. +49 5121 49 6948<br>
Fax +49 5121 49 6999<br>
mhoyer@de.adit-jv.com</span><span style="font-size:8.0pt;font-family:"Times New Roman","serif""><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Arial","sans-serif"">ADIT is a joint venture company of Robert Bosch GmbH/Robert Bosch Car Multimedia GmbH and DENSO Corporation<br>
Sitz: Hildesheim, Registergericht: Amtsgericht Hildesheim HRB 3438 <br>
Geschäftsführung: Wilhelm Grabow, Ken Yaguchi</span><o:p></o:p></p>
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