<p>Operational issues:</p>

<p>MGHPCC site level cooling issue for ~1 hour caused NESE Ceph to be offline for about 1 hour.&nbsp;<br>
<br>
GPFS disk errors in the system pool needed evacuation.&nbsp; &nbsp;Reduced SGE while this was in process.&nbsp;</p>

<p>88 worker nodes installed and tested, all but 1 rack in production.&nbsp;&nbsp;</p>

<p>Rack of contributed nodes arrived.&nbsp;<br>
<br>
Hard to get 100Gb optics from DELL.&nbsp;</p>

<p>New NESE Ceph storage equipment arrived except for Cisco switches, expected in August following long delays.<br>
<br>
NESE Tape commissioning:&nbsp; &nbsp;50PB pool being reformatted today re: IBM firmware issue.&nbsp;<br>
<br>
Working with NESE team on NESE Tape expansion.</p>

<p>Quarterly reports in.&nbsp; Hardware spreadsheet updated.&nbsp;</p>

<p>Run 3 software prep:&nbsp; Working on perfsonar &amp; ipv6.&nbsp; OSG 3.6 to follow.&nbsp;&nbsp;&nbsp;</p>