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  40m Log, Page 152 of 344  Not logged in ELOG logo
ID Date Author Type Category Subjectup Text Attachments
  9762   Sat Mar 29 00:11:39 2014 KojiConfigurationGeneralNTP setting on nodusFB: /etc/ntp.conf was updated as
below such that it refers nodus and also
caltech server when nodus is not available
  
  2005   Fri Sep 25 19:56:08 2009 ranaConfigurationComputersNTPD restarted on c1dcuepics (to fix the MEDM screen times)[SIZE=3][FONT=Tahoma]restarted ntp on op440m
using this syntax[/FONT][/SIZE]
  
  4162   Mon Jan 17 04:10:10 2011 ranaConfigurationComputersNTPD restarted on c1dcuepics (to fix the MEDM screen times)I installed NTPD on Megatron (its Ubuntu,
so different from the CentOS workstations).
Here's the terminal cap to show that its
  
  4283   Mon Feb 14 01:40:14 2011 KojiOmnistructureCDSName of the green related channelsI propose to use C1:ALS-xxx_xxx for the
names of the green related channels, instead
of GCV, GCX, GCY, GFD...
  
  965   Thu Sep 18 14:36:54 2008 josephbConfigurationComputersName server and EpicsThe problems Rob was experiencing last night
was due to part of the setup (or rather testing
of the setup) of the new nameserver running
  
  204   Wed Dec 19 20:28:27 2007 AndreyDAQPEMNames for all 6 accelerometers have been changed
I eventually [COLOR=red]changed the names
for all 6 accelerometers[/COLOR] (see my
  
  6980   Tue Jul 17 11:28:29 2012 JenneUpdateASSNames of DoF filters in ASS wrongThe names of the DoF filters in the ASS
loop were wrong.  The filters themselves
were correct (low pass filters at super low
  
  973   Fri Sep 19 11:21:45 2008 josephbConfigurationComputersNameserver and RosalbaI tried modifying the nsswitch.conf file to
include going to dns in addition to local
files for everything (services, network,
  
  8479   Tue Apr 23 22:10:54 2013 ranaUpdateComputersNancycontrols@rosalba:/users/rana/docs
0$ svn resolve --accept working nancy
  
  15745   Wed Dec 23 10:13:08 2020 gautamUpdateCDSNear term upgradesSummary:


There appears to be insufficient
 IMG_0020.pdf 
  14389   Tue Jan 8 10:27:27 2019 gautamUpdateGeneralNear-term in-chamber work Here is a list of tasks I think we should
prioritize for the next two weeks. The idea
is to get back to the previous state of being
  
  7110   Tue Aug 7 23:30:58 2012 ranaUpdateEnvironmentNearby EQ Just felt an EQ. Impulse moved some
vertical blinds by several mm.
Tue Aug 07 23:26:06 2012 
  
  7111   Tue Aug 7 23:33:34 2012 DenUpdateEnvironmentNearby EQ

    

       
            
 watchdogs.pngmc1.pnggur.png 
  7387   Fri Sep 14 12:51:43 2012 JenneUpdateSUSNeed risers for active TTsI was helping Den get started in the cleanroom
yesterday, and I noticed that the new active
TTs, like the old passive ones, are set to
  
  8781   Fri Jun 28 02:23:00 2013 JenneUpdateLSCNeed to measure sensing matrix at REFL165[Lisa, Rana, Jenne]
Lisa asked to see a model of the
PRMI sensing matrix with REFL165 included,
 SensMatModel_28June2013_InclREFL165.png 
  8783   Fri Jun 28 12:15:09 2013 KojiUpdateLSCNeed to measure sensing matrix at REFL165There is no sensible REFL165 PD in the
lab. I am supposed to prepare a new version
of REFL165 using prototype BBPD.
  
  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.
  
  1993   Fri Sep 18 16:26:02 2009 steveSummaryPSLNeslab chiller is OKRob found puddles of water very close to
the chiller during lunch time. We raised
the unit and took the side cover off. All
  
  3526   Mon Sep 6 10:08:10 2010 AlbertoConfigurationComputersNetgear Network Switch fan broken.The Netgear Network Switch in the top shelf
of Nodus' rack has a broken fan. It is the
one interfaced to the Martian network.
  
  3595   Wed Sep 22 22:22:12 2010 KojiConfigurationComputersNetgear Network Switch fan broken.Net switch mumbo-jumbo:
Although Rana is going to buy a replacement
for the Netgear Switch for martian, I opened
  
  10117   Tue Jul 1 18:06:13 2014 nichinUpdateComputer Scripts / ProgramsNetwork Analyzer NWAG4395A data acquisitionEDIT:
The script and template file have been moved
to /opt/rtcds/caltech/c1/scripts/general/netgpibdata/
 LPF2_01-07-2014_175443.pdf 
  153   Sun Dec 2 17:37:33 2007 ranaOmnistructureComputersNetwork Cabling in the OfficeWe all know that we've spent many integrated
man hours trying to figure out why our network
connections
  
  977   Mon Sep 22 16:51:27 2008 YoichiHowToComputersNetwork GPIBI was able to make the wireless connected
GPIB interface work with SR785.
Now you can download data from SR785 through
  
  983   Tue Sep 23 00:47:24 2008 YoichiHowToComputersNetwork GPIB[quote]
I wrote a new script called "netgpibdata.py"
which works similarly as "getgpibdata.py".
  
  10984   Fri Feb 6 15:29:29 2015 ericqUpdateCDSNetwork ShenanigansJust now we had another EPICS freeze. The
network was still up; i.e. I could ssh to
chiara and fb, who both seemed to be
  
  11867   Wed Dec 9 18:45:58 2015 KojiSummaryGeneralNetwork Topology Check[Eric Q, Gautam, Koji]

We went through the network connections
to produce the mapping of the instruments.
 Network_topology_9Dec2015.xlsxNetwork_topology_9Dec2015.pdf 
  12963   Wed May 3 16:00:00 2017 gautamSummaryGeneralNetwork Topology Check[johannes, gautam]

I forgot we had done this last
year already, but we updated the control
 Network_topology_3May2017.pdf 
  5114   Thu Aug 4 00:04:52 2011 JennyUpdatePSLNetwork analyzer and PD set up to measure amplitude response of PZTToday I placed the PDA255 photodiode on
the PSL table to catch the small amount of
beam power reflected by the second polarizing
  
  5126   Fri Aug 5 18:29:35 2011 JennyUpdatePSLNetwork analyzer and PD set up to measure amplitude response of PZT

    

       
            
  
  5144   Mon Aug 8 20:23:14 2011 JennyUpdatePSLNetwork analyzer and PD set up to measure amplitude response of PZT

    

       
            
  
  16656   Thu Feb 10 14:39:31 2022 KojiSummaryComputersNetwork security issue resolved[Mike P / Koji / Tega / Anchal]

IMSS/LIGO IT notified us that "ILOM
ports" of one of our hosts on the "114"
 PXL_20220210_220816955.jpgPXL_20220210_220827167.jpg 
  449   Fri Apr 25 13:53:11 2008 josephbSummaryComputersNetwork setupThis is the promised more in detail summary
from Andrey's log ID 444.
 40m_network_90.pdf 
  464   Mon May 5 11:04:30 2008 robOmnistructureComputersNetwork setup
Mafalda was not connected to the network,
and so our DMF-based seisBLRMS has not been
  
  13037   Sun Jun 4 14:19:33 2017 ranaFrogsComputersNetwork slowdown: Martians are behind a waterwallA
few weeks ago we did some internet speed
tests and found a dramatic difference between
 Screen_Shot_2017-06-04_at_1.47.47_PM.pngScreen_Shot_2017-06-04_at_1.44.42_PM.png 
  1067   Wed Oct 22 12:37:47 2008 josephbUpdateComputersNetwork spreadsheetAttached in open office format as well as
excel format is spreadsheet containing all
the devices with IP addresses at the 40m.
 40m_network_10-15-08.ods40m_network_10-15-08.xls 
  7993   Mon Feb 4 15:26:10 2013 JamieUpdateComputer Scripts / ProgramsNew "getdata" program to pull NDS channel data, including test pointsI've added a new program called getdata
(to scripts/general/getdata) that will conveniently
pull arbitrary data from an NDS server, either
  
  2892   Thu May 6 19:51:22 2010 JenneUpdatePEMNew 'Seismic Spectrum of the 40m'For reasons unknown, the seismic spectra
posted above Rosalba has been wrong since
~January when it was first posted. 
 SeisRef_6May2010_AccelCalFudged.png 
  4526   Thu Apr 14 19:05:17 2011 KojiUpdateLSCNew (temporary) LSC screen[Jenne Koji]
The PD signals are transmitted to
the suspension now.
 temporary_LSC_screen.png 
  11788   Thu Nov 19 14:50:34 2015 Max IsiUpdateGeneralNew 2D histogram plot for summary pagesA new type of plot is now available for
use in the summary pages, based on EricQ's 2D
histogram plots (elog
 C1-ALL_AB3834_HISTOGRAM2D-1131926417-86400.png 
  382   Fri Mar 14 16:56:03 2008 DmassBureaucracyComputersNew 40m control machine.I priced out a new control machine from Dell
and had Steve buy it.
  
  1215   Sun Jan 4 13:17:23 2009 AlanOmnistructureComputer Scripts / ProgramsNew 40mWebStatusI have set up some code in /cvs/cds/caltech/scripts/webStatus
along with a cronjob on controls@nodus to
generate a webStatus every half hour, at
  
  1216   Mon Jan 5 11:21:05 2009 AlanOmnistructureComputer Scripts / ProgramsNew 40mWebStatus[quote]
I guess we need some kind of "official" crontab
file for controls@nodus so that we know how/where
  
  13707   Mon Mar 26 23:49:27 2018 gautamUpdateGeneralNew ADC Adaptor Board installed in C1LSC expansion chassisTodd informed me that the ADC Timing adaptor
boards we had ordered arrived today. I had
to solder on the components and connectors
 CDS_20180326.png 
  9197   Thu Oct 3 10:29:03 2013 masayukiUpdateGreen LockingNew ALS autolocker flowchart 
 [Manasa, Masayuki]
We made a new flowchart of ALS autolocker.
 flowchart.pdf 
  9865   Mon Apr 28 10:59:54 2014 KojiUpdateLSCNew ALS servo design: expected error signalsThe expected error signals derived from
the estimated free running error signals
of the ALS.
 ALSX_SPE_new.pdfALSY_SPE_new.pdf 
  9867   Mon Apr 28 11:08:11 2014 KojiUpdateLSCNew ALS servo design: expected error signalsHere are the MATLAB scripts and LISO codes
for all of these servo analyses
 140421_ALS_servo.zip 
  9866   Mon Apr 28 11:03:57 2014 KojiConfigurationLSCNew ALS servo implemented for the X armThe
new ALS/LSC servo was implemented for the
X arm.
  
  9874   Tue Apr 29 01:10:16 2014 KojiConfigurationLSCNew ALS servo implemented for the X armNew ALS servo performance
Attachment 1:
Comparison between the old (
 ALSX_SPE.pdfALSX_PDH_SPE.pdf 
  10554   Tue Sep 30 17:26:18 2014 ericqUpdateLSCNew AO cable in placeI've installed a new 2pin lemo cable going
from the CM servo out to in2 of the MC servo
board, and removed the temporary BNC. I used
  
  5489   Tue Sep 20 20:58:35 2011 AnamariaConfigurationLSCNew AP Table DrawingAs promised, I have made a final AP table
drawing, including the MC camera relocation
changes by Kiwamu. I have posted it in the
 APtableSep20th.pdf 
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