40m QIL Cryo_Lab CTN SUS_Lab TCS_Lab OMC_Lab CRIME_Lab FEA ENG_Labs OptContFac Mariner WBEEShop
  40m Log, Page 32 of 341  Not logged in ELOG logo
ID Date Author Type Categoryup Subject Text Attachments
  270   Fri Jan 25 21:36:40 2008 ranaUpdateCDSmDV / channel issues[COLOR=orange]Fri Jan 25 21:30:00 2008[/COLOR]

  
  278   Sun Jan 27 21:44:48 2008 ranaUpdateCDSSeismic BLRMS on MatlabI wrote a matlab script to produce band limited
RMS trends from our accelerometers. It mimics
the code written
 seisBLRMS.m 
  356   Tue Mar 4 19:14:09 2008 ranaConfigurationCDSTDS & SVN[COLOR=purple][I]Matt, Rob, Rana[/I][/COLOR]

[B][COLOR=chocolate]Today we added the TDS
  
  383   Sun Mar 16 17:03:32 2008 robConfigurationCDSASS code change
I've updated the ass.mdl file in the directory:
  
  394   Sat Mar 22 22:39:02 2008 mevansSummaryCDSDirect Form 2 filters are badHere I show a comparison between the filter
algorithm currently used in LIGO (Direct
Form II), and an alternative algorithm designed
 low-noise_filtering.pnglow-noise_zoom.pngFiltRT.zip 
  459   Tue Apr 29 21:09:12 2008 ranaDAQCDSFE FiltersThese are new FE filters for downsampling
and upsampling. We will be going from native
hardware sampling rates of 64k down to 32k,
 fefilters.jpgfefilters.txt 
  1782   Thu Jul 23 07:34:45 2009 AidanUpdateCDSAdded C2 MEDM screens to 40m SVN. 
See Adhikari eLOG entry: http://nodus.ligo.caltech.edu:8080/AdhikariLab/194
  
  1801   Tue Jul 28 18:32:21 2009 KojiUpdateCDSRCG workPeter and Koji,

We are constructing a setup for the
  
  2045   Fri Oct 2 18:04:45 2009 robUpdateCDSDTT no good for OMC channelsI took the output of the OMC DAC and plugged
it directly into an OMC ADC channel to see
if I could isolate the OMC DAC weirdness
 omc_dac_dtt.pngomc_dac_sweepTDS.pngomc_dac_dtt_ts.png 
  2173   Tue Nov 3 12:47:01 2009 KojiConfigurationCDS1Y9 Rack configuration updateFor the CDS upgrade preparation I put
and moved those stuff at the rack 1Y9:
Placed 1Y9-12 ADC to DB44/37 Adapter
  
  2181   Thu Nov 5 16:24:59 2009 KojiUpdateCDSETMY CDS test stuffJoe, Peter, Jay, Koji, Rana
We put the new CDS stuff at Y end
1Y9 rack.
  
  2233   Wed Nov 11 01:33:52 2009 peteUpdateCDSRCG ETMY code update I've added the side coil to the model
controller and plant, and the oplev quad
to the model controller and plant.  After
  
  2243   Wed Nov 11 20:46:07 2009 peteUpdateCDSRCG ETMY phase I updateThe .mdl code for the mdc and
mdp
  
  2259   Thu Nov 12 17:24:29 2009 Koji, Joe, PeterConfigurationCDSETMY CDS test startedWe started the test of the new CDS system
at ETMY.
The plan is as follows:
  
  2471   Sun Jan 3 08:23:39 2010 ranaConfigurationCDSautoburt.pl 'fixed' for post 2009 yearsTobin & Keith pointed out in the
LLO
ilog that there was a code bug
  
  2640   Thu Feb 25 15:49:05 2010 AlbertoAoGCDSNew IO Chassis for the new CDSYesterday Kiwamu and I went to Downs
to take all the available parts of the IO
chassis that Gary and I had put together
  
  2824   Wed Apr 21 11:32:31 2010 josephbUpdateCDS40m CDS hardware update and software requestsThis is mostly a reminder to myself about
what I discussed with Jay and Alex this morning.
The big black IO chassis are "almost"
  
  2826   Wed Apr 21 16:48:38 2010 josephbUpdateCDSHardware updateAlberto and myself went to downs and acquired
the 3rd 4x processor (Dual core, so 8x cores
total) computer.  We also retrieved
 irwin.jpg 
  2849   Tue Apr 27 11:16:13 2010 josephbConfigurationCDSWiki page with CDS .mdl names, shared memory allocationI've added a new page in the wiki which
describes the current naming scheme for the
.mdl model files used for the real time code
  
  2860   Thu Apr 29 14:37:16 2010 josephbUpdateCDSNew Channel Name to Memory Location fileAwhile back we had requested a
feature for the RCG code where a single file
would define a memory location's name as
  
  2861   Thu Apr 29 15:48:47 2010 josephbUpdateCDSNew CDS overview diagram in wikiI've added a diagram in the wiki under
IFO Upgrade 2009-2010->New CDS->Diagram
section Joe_CDS_Plan.pdf (the .svg file I
  
  2871   Mon May 3 15:39:39 2010 josephbUpdateCDSDaily Downs updateTalked with Jay briefly today.  Apparently
there are 3 IO chassis currently on the test
stand at Downs and undergoing testing (or
  
  2872   Mon May 3 16:53:27 2010 josephbUpdateCDSUpdated lsc.mdl and the ifo plant model with memory locationsI've updated the LSC and IFO models that
Rana created with new shared memory locations. 
I've used the C1:IFO- for the ifo.mdl file
  
  2877   Tue May 4 13:14:43 2010 josephbUpdateCDSlsc.mdl and ifo.mdl to build (with caveats)I got around to actually try building the
LSC and IFO models on megatron.  Turns
out "ifo" can't be used as a model
  
  2885   Thu May 6 11:34:35 2010 robUpdateCDSlsc.mdl and ifo.mdl to build (with caveats)


   
        
            
  
  2895   Fri May 7 14:51:04 2010 josephbUpdateCDSWorking on meta .mdl file scriptsI'm currently working on a set of scripts
which will be able to parse a "template"
mdl file, replacing certain key words, with
  
  2903   Mon May 10 17:47:16 2010 josephbSummaryCDSFinishedSo I finished writing a script which takes
an .ipc file (the one which defines channel
names and numbers for use with the RCG code
  
  2908   Mon May 10 20:33:29 2010 KojiSummaryCDSFinishedThis IPC stuff looks really a nice improvement
of CDS.
Please just maintain the wiki updated
  
  2911   Tue May 11 16:38:16 2010 josephb,rana,rolfUpdateCDSCDS questions and thoughts1) What is c1asc doing?  What is ascaux
used for?  What are the cables labeled
"C1:ASC_QPD" in the 1X2 rack really
  
  2922   Wed May 12 12:32:04 2010 josephbConfigurationCDSModified /etc/rc.d/rc.local on megatronI modified the /etc/rc.d/rc.local file
on megatron removing a bunch of the old test
module names and added the new lsc and lsp
  
  2923   Wed May 12 12:58:26 2010 josephbConfigurationCDSSetup fb to handle lsc, lsp models on megatronI modified /cvs/cds/caltech/target/fb and
changed the line "set controller_dcu=10"
to "set controller_dcu=13" (where
  
  2927   Thu May 13 15:19:44 2010 josephbUpdateCDSTrying to get lsc.mdl and lsp.mdl workingI had a chat with Alex this morning and
discovered that the dcu_ids 13,14,15,16 are
reserved currently, and should not be used. 
  
  2932   Fri May 14 12:14:26 2010 josephbUpdateCDSNeed to track down old code for lsc system and remove themI'm currently in the process of tracking
down what legacy code is interfering with
the new lsc model.
  
  2940   Mon May 17 17:17:49 2010 josephb, steve, alberto, kiwamuUpdateCDSNew CDS computers now in racks.We placed 3 new computers in the racks. 
One in 1X4 (machine running SCX) and 2 in
1Y4 (LSC and SUS).  These are 1U chassis,
  
  2946   Tue May 18 14:30:31 2010 josephbUpdateCDSLSC.mdl problem found and fixedAfter having checked old possibilities
and deciding I wasn't imagining the lsc.mdl
file not working, but working as another
  
  2948   Tue May 18 16:19:19 2010 josephbUpdateCDSWe have two new IO chassisWe have 2 new IO chassis with mounting
rails and necessary boards for communicating
to the computers.  Still need boards
  
  2953   Wed May 19 16:09:11 2010 josephbUpdateCDSRacks to small for IO Chassis railsSo I discovered the hard way that the racks
are not standard width, when I was unable
to place a new IO chassis into the racks
  
  2958   Thu May 20 13:12:28 2010 josephbUpdateCDSPreparations for testing lsc,lsp, scy,spy togetherIn /cvs/cds/caltech/target/fb modified:
master: cleaned up so only io1 (IO
processor), LSC, LSP, SCY, SPY were listed,
  
  2967   Fri May 21 14:31:46 2010 josephb,alexUpdateCDSNew computer and IO chassis working in 1X4Alex brought over a ADC, DAC, and PCIe
card which goes into the computer and talk
to the IO chassis.  We tried installing
  
  2983   Tue May 25 16:40:27 2010 josephb, alexUpdateCDSFinally tracked down why new models wouldn't talk to each otherThe problem with the new models using the
new shared memory/dolphin/RFM defined as
names in a single .ipc file.
  
  2989   Wed May 26 10:58:29 2010 josephbUpdateCDSNew RCG checkout for use with all machines plus some issuesNow that we have multiple machines we'd
like to run the new front end code on, I'm
finding it annoying to have to constantly
  
  2990   Wed May 26 12:59:26 2010 josephbUpdateCDSCreated sus, sup, scx, spx modelsI created the sus model, which is the suspension
controller for ITMX, ITMY, BS, PRM, SRM. 
I also created sup, which is the suspension
  
  3007   Fri May 28 11:35:33 2010 josephbUpdateCDSTaking a step backwards to get stuff runningI've modified the lsc.mdl and lsp.mdl files
back to an older configuration, where we
do not use an IO processor.  This seems
 working_lsc_lsp.png 
  3008   Fri May 28 13:17:05 2010 josephbUpdateCDSFixed problem with channel access on c1iscexTalked with Alex and tracked down why the
codes were not working on the new c1iscex
finally.  The .bashrc and .cshrc files
  
  3034   Wed Jun 2 11:25:16 2010 josephb,alexUpdateCDSCDS saga (aka the bad code saga)Alex updated the awg.par file to handle
all the testpoints.  Basically its very
similar to the testpoint.par, but the prognum
  
  3036   Wed Jun 2 17:34:33 2010 josephb, alex, valeraUpdateCDSCDS updatesFrom what I understand, Alex rewrote portions
of the framebuilder and testpoint codes and
then recompiled them in order to get more
  
  3038   Wed Jun 2 18:36:20 2010 valeraDAQCDSNoise generators in LSPAlex wrote a new code to implement LSP
noise generator. The code is based on 64
bit random number generator from Numerical
 noisegenerators.pdf 
  3048   Thu Jun 3 22:33:31 2010 valeraSummaryCDSsimulated plant work I put matlab files and a summary
into the 40m wiki for the fitting of the
40m Optickle transfer functions and generating
  
  3055   Tue Jun 8 15:58:25 2010 josephb, alexUpdateCDSNew multi-filter matrix part added to RCG (at the 40m at least)A new webview of the LSP model is available
at:
https://nodus.ligo.caltech.edu:30889/FE/lsp_slwebview_files/
 CDS_Library.png 
  3069   Fri Jun 11 15:04:25 2010 josephbUpdateCDSMulti-filter matrix medm screens finished and script for copying filters from SOS fileI've finished the MEDM portion of the RCG
FiltMuxMatrix part.  Now it generates
an appropriate medm screen for the matrix,
 FiltMatrixMedm.png 
ELOG V3.1.3-