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  40m Log, Page 282 of 344  Not logged in ELOG logo
ID Date Authorup Type Category Subject Text Attachments
  1320   Wed Feb 18 19:13:20 2009 ranaConfigurationComputersSVN & MEDM & old medm filesAllegra had a 2 year old version of SVN installed
and CentOS (yum) couldn't upgrade it, so
I did an 'svn remove subversion'
  
  1321   Wed Feb 18 21:03:22 2009 ranaUpdateCamerasETMY Camera work not elogged!The control room video is showing us a
false ETMY image. Who worked on the ETMY
camera or video today??!!
  
  1322   Wed Feb 18 21:10:21 2009 ranaUpdateIOOMC Drumhead mode lost againIn early December, Caryn and I noticed that
the MC Drumhead mode was visible at the Qmon
point of
  
  1357   Wed Mar 4 23:42:45 2009 ranaConfigurationPSLpsl db changeI made   
  1360   Thu Mar 5 02:24:19 2009 ranaConfigurationComputersyum.repos.dI added the following repos which
I found on allegra to megatron and then did
a 'yum install sshfs' on both machines:
  
  1370   Sun Mar 8 23:09:26 2009 ranaUpdateComputersNot even data retrieval workingAlthough getting the regular DAQ data works,
we can't get any testpoints.
  
  1371   Sun Mar 8 23:14:52 2009 ranaUpdateComputer Scripts / Programstdsdata doesn't workMatt logged in and rebuilt the
TDS stuff for us on Mafalda in /cvs/cds/caltech/apps/linux/tds_090304.
  
  1378   Mon Mar 9 19:27:16 2009 ranaConfigurationComputersMove of the CLIO Digital Controls test setupBecause of the network interference
we've had from the CLIO system for the past
3-4 days, I asked the guys to remove
  
  1379   Mon Mar 9 19:33:10 2009 ranaUpdateDMFseisBLRMS in temp conditionThe seisBLRMS has been running on megatron
via an open terminal ssh'd into there from
allegra with matlab running. This
 Untitled.png 
  1383   Wed Mar 11 01:16:40 2009 ranaSummaryIOOrogue trianglewave in the MC Servo offset sliderOn Monday
evening, I ran this command: trianglewave
C1:IOO-MC_REFL_OFFSET 0 4 120 600;ezcawrite
 Untitled.pngUntitled.pnga.png 
  1384   Wed Mar 11 04:33:57 2009 ranaConfigurationComputer Scripts / Programswild ndsproxy tclshexeThe ndsproxy tcl task on nodus was eating
up all the CPU and making the elog slow.
I killed it and restarted it.
  
  1397   Thu Mar 12 19:11:27 2009 ranaUpdateIOOMC drift is terribleKakeru, Rana, Yoichi

We used the [SIZE=4][COLOR=purple][B]SUS
  
  1405   Mon Mar 16 01:20:40 2009 ranaConfigurationIOOMCWFS noise filtered on the SUS-MC [SIZE=4][COLOR=darkgreen]Recently[/COLOR][/SIZE],
we noticed that the IOO-WFS system runs at
2048 Hz and sends its signals to the MC SUS
 xarm.png 
  1415   Sun Mar 22 22:39:24 2009 ranaSummaryLSCCalibration of the ITM and ETM ActuationI used the following procedure to calibrate
the ITMX actuation signal.
 free.png 
  1416   Sun Mar 22 22:47:58 2009 ranaUpdateDMFseisBLRMS compiled but still dyingLooks like seisBLRMS was restarted ~1 AM Friday
morning but only lasted for 5 hours. I just
restarted it on megatron;
  
  1417   Sun Mar 22 23:16:41 2009 ranaDAQComputer Scripts / Programstpman restartCould get testpoints but couldn't start excitations.
Restarted tpman on daqawg. Works now.
  
  1418   Mon Mar 23 15:50:44 2009 ranaConfigurationLSCfilters deleted, lsc rebootedThe LSC time had gone too high. I deleted
~20 filters and rebooted. CPU time came down
to 50 usec.
  
  1424   Tue Mar 24 23:23:05 2009 ranaUpdateLSCNew PO DCWe also found that the SPOB RF cable was going
through a splitter before going into the
SPOB demod board. The other
  
  1441   Mon Mar 30 09:07:22 2009 ranaUpdateSUSMC1 drift investigation continued[COLOR=chocolate]Maybe we can temporarily
just disconnect the bias and just use the
SUS sliders for bias if there's enough range?[/COLOR]
  
  1456   Mon Apr 6 21:50:43 2009 ranaUpdateLSCArm Locking via pushing MC2Inspired by our 'No Refcav' scheme here, I
was inspired to re-explore the idea of locking
the
 mc2-xarm.pdfUntitled.pngnohands.pdf 
  1460   Wed Apr 8 18:18:33 2009 ranaConfigurationComputersLSC code recompiled with a fix for denormalization problemBelow is the link to the anti-denormalization
technique that Rolf and Alex implemented
at the sites,
  
  1461   Wed Apr 8 18:46:50 2009 ranaConfigurationGeneralDMF, SVN, x2mc, and matlabWhile waiting for the installation of the
32-bit Matlab 2009a to finish, I tried updating
our seisBLRMS.m code.
  
  1467   Fri Apr 10 01:24:08 2009 ranaUpdateComputersallegra update (sort of)I
tried to play an .avi file on allegra. In
a normal universe this would be easy, but
  
  1468   Fri Apr 10 03:10:08 2009 ranaSummaryLockingLaser PM to REFL-DC transfer functions at multiple CARM offsetsI hereby award the previous rainbow transfer
functions the plot innovation of the month
award for its use of optical frequency to
  
  1475   Sun Apr 12 19:27:20 2009 ranaUpdatePSLPMC LO Calibration[quote]
3.8Vpp is about 16dBm. 
The mixer for the PMC demodulator is level
  
  1476   Sun Apr 12 19:31:43 2009 ranaSummaryElectronicsAmphony 2500 HeadphonesWe bought the Amphony 2500 Digital Wireless
headphones recently. The other cheapo headphones
we have are OK for control room use, but
  
  1483   Wed Apr 15 02:18:42 2009 ranaConfigurationComputersnodus vfstab changed for rigelnodus was hanging because it was trying
to mount the 
  
  1485   Wed Apr 15 03:52:27 2009 ranaUpdateDMFNDS client32 updated for DMF Since   
  1501   Mon Apr 20 18:36:37 2009 ranaUpdateCamerasMafalda may need an updateSadly, the sensoray crap doesn't seem to build
on CentOS. I too would prefer a homogenous
solution, 
  
  1503   Mon Apr 20 20:00:44 2009 ranaConfigurationIOOMcWFS gains re-allocatedSince it looks like the night time people
have been running with a WFS gain of 0.05
and I like the slider
  
  1504   Mon Apr 20 20:45:25 2009 ranaConfigurationGeneralSVN: project area addedI added the [B]/cvs/cds/project/[/B] directory
to the SVN. I've noticed that we've been
using target/ for code which is not
  
  1505   Mon Apr 20 23:27:59 2009 ranaSummaryVACc1vac2 rebooted: non-functional for several monthsWe found several problems with the framebuilder
tonight. The first symptom was that it was
totally out of
  
  1552   Wed May 6 19:04:11 2009 ranaSummaryVACvac imagesSince there's no documentation on this besides
Steve's paper notebooks...
 vacrack.pdf 
  1562   Fri May 8 04:31:35 2009 ranaUpdateComputer Scripts / Programselog and NDSIn the middle of searching through the elog,
its stopped responding. So I followed the
Wiki instructions
  
  1567   Fri May 8 16:29:53 2009 ranaUpdateComputer Scripts / Programselog and NDSLooks like the new NDS client worked. Attached
is 12 hours of BLRMS.
 Untitled.png 
  1570   Sat May 9 15:19:10 2009 ranaUpdatePSLLaser head temperature oscillationThis is 8 days of 10-minute trend.

DTEC is just the feedback control signal
 Picture_2.png 
  1583   Wed May 13 21:15:04 2009 ranaSummarySUSChannel Hopping: That ancient enemy (MC problems)The MC side problem could also be the side
tramp unit problem. Set the tramp to 0 and
see if that helps.
  
  1596   Sun May 17 23:22:19 2009 ranaUpdateEnvironmentseisBLRMS for the past 3 weeksLooks like Chris Wipf's fix of using fclose
worked for the NDS client.
The attached plot shows the minute trend
 Untitled.png 
  1597   Mon May 18 01:54:35 2009 ranaUpdatePEMUnplugged Guralp channelsTo see if Caryn's data dropouts were happening,
I looked at a trend of all of our temperature
channels. Looks OK now.
 Untitled.png 
  1598   Mon May 18 02:18:17 2009 ranaSummarySEIUsing STACIS w/ a good position sensor[FONT=Verdana]WE turned off STACIS a few years
ago because we noticed that it was causing
noise below a few Hz and making
 stacis40.png 
  1600   Mon May 18 15:31:11 2009 ranaUpdatePEMTemp sensor[quote]Picture of cooler for posterity is
attached[/quote]
 Untitled.png 
  1602   Mon May 18 20:16:20 2009 ranaConfigurationVACnot itThere was essentially no change in the ETMY
oplev spectrum with the cryo off!
 a.png 
  1603   Mon May 18 21:34:18 2009 ranaConfigurationSUSETMY f2pRatio script runNow that the ETMY optical lever is not so
bad, I ran the f2pRatio script and it seems
to have worked.
  
  1608   Tue May 19 16:08:03 2009 ranaSummarySEIEUCLIDFrom Stuart Aston, I've attached a picture
of the EUCLID position sensor:
 Picture_6.png 
  1617   Thu May 21 18:07:32 2009 ranaUpdatePSLScrew on Needle valve loosenedAlberto and I went in to loosen up the needle
valve yesterday around 4:30 PM. The idea
was to cut down on 
 Untitled.png 
  1618   Thu May 21 18:21:57 2009 ranaSummaryTreasureYoichi's words    
  1639   Mon Jun 1 15:01:31 2009 ranaUpdatePSLLaser Power after fixing the laser chiller: more tracesIf you look at the correlation between RMTEMP
and HTEMP, you see what we knew: namely that
there
 Picture_7.png 
  1640   Mon Jun 1 19:19:26 2009 ranaUpdatePSL1000 days of hour-trend   u.png 
  1646   Wed Jun 3 03:30:52 2009 ranaUpdateMOPANPRO current adjustI increased the NPRO's current to the max
allowed via EPICS before the chiller shutdown.
Yesterday, I did this
 Untitled.png 
  1649   Wed Jun 3 18:55:27 2009 ranaUpdateCOCsnapshot of upgrade layout   layout.png 
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