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<p>Please find the notes below and at
<a class="moz-txt-link-freetext" href="https://halldweb.jlab.org/wiki-private/index.php/Hall_D_Staff_Meeting,_July_24,_2017">https://halldweb.jlab.org/wiki-private/index.php/Hall_D_Staff_Meeting,_July_24,_2017</a></p>
<p>__________</p>
<p> </p>
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<h1 id="firstHeading" class="firstHeading" lang="en"><span
dir="auto">Hall D Staff Meeting, July 24, 2017</span></h1>
<div id="bodyContent" class="mw-body-content">
<div id="siteSub">From Gluex PRIVATE Wiki</div>
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lang="en">
<p>Present: Alexander Austregesilo, Thomas Britton, Eugene
Chudakov (chair), Mark Dalton, Hovanes Egiyan, Mark Ito,
David Lawrence, Paul Mattione, Lubomir Pentchev, Elton
Smith, Steve Smith, Simon Taylor
</p>
<div id="toc" class="toc">
<div id="toctitle">
<h2>Contents</h2>
</div>
<ul>
<li class="toclevel-1 tocsection-1"><a
href="https://halldweb.jlab.org/wiki-private/index.php?title=Hall_D_Staff_Meeting,_July_24,_2017&printable=yes#Safety_Culture_Survey.2C_Steve"><span
class="tocnumber">1</span> <span class="toctext">Safety
Culture Survey, Steve</span></a></li>
<li class="toclevel-1 tocsection-2"><a
href="https://halldweb.jlab.org/wiki-private/index.php?title=Hall_D_Staff_Meeting,_July_24,_2017&printable=yes#Hall_Status.2C_Eugene"><span
class="tocnumber">2</span> <span class="toctext">Hall
Status, Eugene</span></a></li>
<li class="toclevel-1 tocsection-3"><a
href="https://halldweb.jlab.org/wiki-private/index.php?title=Hall_D_Staff_Meeting,_July_24,_2017&printable=yes#Carbon_Dioxide_Switch-Over_Valve.2C_Lubomir"><span
class="tocnumber">3</span> <span class="toctext">Carbon
Dioxide Switch-Over Valve, Lubomir</span></a></li>
<li class="toclevel-1 tocsection-4"><a
href="https://halldweb.jlab.org/wiki-private/index.php?title=Hall_D_Staff_Meeting,_July_24,_2017&printable=yes#Analysis_Launches_and_Software.2C_Paul"><span
class="tocnumber">4</span> <span class="toctext">Analysis
Launches and Software, Paul</span></a></li>
<li class="toclevel-1 tocsection-5"><a
href="https://halldweb.jlab.org/wiki-private/index.php?title=Hall_D_Staff_Meeting,_July_24,_2017&printable=yes#PAC.2C_Eugene"><span
class="tocnumber">5</span> <span class="toctext">PAC,
Eugene</span></a></li>
<li class="toclevel-1 tocsection-6"><a
href="https://halldweb.jlab.org/wiki-private/index.php?title=Hall_D_Staff_Meeting,_July_24,_2017&printable=yes#Run_Readiness"><span
class="tocnumber">6</span> <span class="toctext">Run
Readiness</span></a></li>
<li class="toclevel-1 tocsection-7"><a
href="https://halldweb.jlab.org/wiki-private/index.php?title=Hall_D_Staff_Meeting,_July_24,_2017&printable=yes#Hall_B_Ready-for-Science_Review.2C_Elton"><span
class="tocnumber">7</span> <span class="toctext">Hall
B Ready-for-Science Review, Elton</span></a></li>
</ul>
</div>
<h2><span class="mw-headline"
id="Safety_Culture_Survey.2C_Steve">Safety Culture Survey,
Steve</span></h2>
<ul>
<li> results of the latest survey were presented</li>
<li> survey conducted 2 months ago</li>
<li> already presented to the Director's Safety Council</li>
<li> questions were different this time</li>
<li> two big take-aways:
<ol>
<li> schedule pressure has led to unsafe practices</li>
<li> line management not supporting workers, not
requiring worker accountability</li>
</ol>
</li>
<li> see Steve's slides for all the details, including
statistical breakdown of results</li>
</ul>
<h2><span class="mw-headline" id="Hall_Status.2C_Eugene">Hall
Status, Eugene</span></h2>
<ul>
<li> Tim sent in some items</li>
<li> DIRC frame due to appear in August
<ul>
<li> water purification system due to arrive at same
time</li>
</ul>
</li>
<li> magnet cooling starts mid-August</li>
<li> August 10, UPS battery replacement scheduled, allegedly
non-disruptive</li>
<li> heater went off in the Hall, temperature dropped,
recovered now</li>
<li> field in the permanent magnet in the tagger area
checked, no change</li>
<li> budget extremely tight (operations)
<ul>
<li> for rest of FY, only spending to support upcoming
run</li>
</ul>
</li>
<li> GWU hiring new postdoc to be resident at JLab: Stuart
Fegan</li>
</ul>
<h2><span class="mw-headline"
id="Carbon_Dioxide_Switch-Over_Valve.2C_Lubomir">Carbon
Dioxide Switch-Over Valve, Lubomir</span></h2>
<ul>
<li> new valve not as good as the old
<ul>
<li> no manual switch-over capability</li>
</ul>
</li>
<li> Josh did the last change over by manually re-plumbing
the lines</li>
<li> old valve being readied to back into service</li>
</ul>
<h2><span class="mw-headline"
id="Analysis_Launches_and_Software.2C_Paul">Analysis
Launches and Software, Paul</span></h2>
<ul>
<li> Alex A. reports that the reconstruction launch for
Spring 2017 data is finished, including post-processing
<ul>
<li> 120 TB of REST data</li>
<li> 40 TB of coherent skim data</li>
</ul>
</li>
<li> Analysis Launch being prepared
<ul>
<li> 40 channels</li>
<li> resulting trees about 40% of REST data volume</li>
<li> experimenting with cuts to reduce footprint</li>
<li> goal is to start Friday</li>
</ul>
</li>
<li> Analysis Library software: improvements in speed,
memory usage
<ul>
<li> still some memory leaks</li>
<li> if ready by Friday, will switch over to new library</li>
</ul>
</li>
</ul>
<h2><span class="mw-headline" id="PAC.2C_Eugene">PAC, Eugene</span></h2>
<ul>
<li> JEF approved with no dedicated time, will run with
GlueX
<ul>
<li> replacement of inner calorimeter needs to be
scheduled</li>
<li> if central FCAL becomes damaged, new inner
calorimeter a possible replacement</li>
</ul>
</li>
<li> K<sub>L</sub>: PAC wanted more coherent proposal with
more detail</li>
<li> Nuclear targets: PAC wants to combine the proposals,
not clear how to do that</li>
<li> PVPDF, Mark D.: question on quantifying improvement</li>
</ul>
<h2><span class="mw-headline" id="Run_Readiness">Run Readiness</span></h2>
<ul>
<li> David: new disk for DAQ system, bids due tomorrow</li>
<li> Hovanes: goni survey done, one axis a bit off
<ul>
<li> next: move to tagger hall, re-survey</li>
</ul>
</li>
</ul>
<h2><span class="mw-headline"
id="Hall_B_Ready-for-Science_Review.2C_Elton">Hall B
Ready-for-Science Review, Elton</span></h2>
<ul>
<li> Elton, David, and Beni Zihlmann on committee</li>
<li> convene just before run, end of September</li>
<li> internal review</li>
</ul>
</div>
</div>
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<pre class="moz-signature" cols="72">
--
Mark Ito, <a class="moz-txt-link-abbreviated" href="mailto:marki@jlab.org">marki@jlab.org</a>, (757)269-5295
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