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Reports until 17:42, Tuesday 17 July 2012
H2 CDS
david.barker@LIGO.ORG - posted 17:42, Tuesday 17 July 2012 (3474)
H2 maintenance summary

DAQ: staggered shutdown of both frame writers to remove memory from the ldas gateway machines.

Added slow temperature channels to the H2 frame.

booted h2boot machine to see if this would fix the FE EPICS slow down when h2boot is being backed up; result- it didnt

extended the EY RFM reflective memory loop from EY into the LVEA. The path is (starting with the 5595 RFM switch at EY):

single mode patch through to the VEA patch panel.

In MSR, patch between the EY to H2B patch panels (single mode)

Install of 5595 RFM switch in H2B in computer racks.

Patch cable from H2B's patch panel to new 5595 unit.

multimode fiber from new 5595 unit through hole-in-the-wall directly to the h2susb478 front end.

Installation of a 5595 RFM pcie card in h2susb478 (required replacement of 3 slot riser with 4 slot riser).

I attempted to make an IPC change to the h2susitmy model to test this, but other model/medm changes are happening which is confuscating things.

Performed patch of new cdsssh 2FA login machine.

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