| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
13153
|
Mon Jul 31 18:44:40 2017 |
Jamie | Update | CDS | CDS system essentially fully recovered | The CDS system is mostly fully recovered
at this point. The mx_streams are all
flowing from all front ends, and from all |
|
|
13152
|
Mon Jul 31 15:13:24 2017 |
gautam | Update | CDS | FB ---> FB1 | [jamie, gautam]
In order to test the new daqd config
that Jamie has been working on, we felt it |
|
|
13151
|
Sat Jul 29 16:24:55 2017 |
jamie | Update | General | PSL StripTool flatlined |
|
|
|
13150
|
Sat Jul 29 14:05:19 2017 |
gautam | Update | General | PSL StripTool flatlined | The PMC was unlocked when I came in ~10mins
ago. The wall StripTool traces suggest it
has been this way for > 8hours. I was |
|
|
13149
|
Fri Jul 28 20:22:41 2017 |
Jamie | Update | CDS | possible stable daqd configuration with separate DC and FW | This week Jonathan Hanks and I have been
trying to diagnose why the daqd has been
unstable in the configuration used by the |
|
|
13148
|
Fri Jul 28 16:47:16 2017 |
gautam | Update | General | PSL StripTool flatlined | About 3.5 hours ago, all the PSL wall StripTool
traces "flatlined", as happens
when we had the EPICS freezes in the past |
|
|
13147
|
Fri Jul 28 15:36:32 2017 |
gautam | Update | Optical Levers | Optical lever tuning thoughts | Attachment #1 - Measured
error signal spectrum |
|
|
13146
|
Thu Jul 27 22:42:24 2017 |
gautam | Update | SUS | Seismic noise, DAC noise, and Coil Driver electronics noise | Summary:
|
|
|
13145
|
Wed Jul 26 19:13:07 2017 |
Jamie | Update | CDS | daqd showing same instability as before | I recompiled daqd on the updated fb1, similar
to how I had before, and we're seeing
the same instability: process crashes when |
|
|
13144
|
Tue Jul 25 14:27:19 2017 |
Steve | Update | safety | safety training | Kira Dubrovina and Naomi Wharton received
40m specific basic safety training. |
|
|
13143
|
Tue Jul 25 14:04:06 2017 |
Steve | Update | VAC | turbo controller installed and we are running at vac normal | Gautam and Steve,
Spare Varian turbo-V 70 controller,
Model 969-9505, sn 21612 was swapped in. |
|
|
13142
|
Tue Jul 25 08:48:57 2017 |
Steve | Update | VAC | RGA scan at d278 | The RGA did not shut down at the turbo
pump controller failing.
|
|
|
13141
|
Tue Jul 25 02:03:59 2017 |
gautam | Update | Optical Levers | Optical lever tuning thoughts | Summary:
Currently, I am unable to engage
the coil-dewhitening filters without destroying |
|
|
13140
|
Tue Jul 25 00:03:01 2017 |
rana | Omnistructure | Treasure | coffee pot lid | I
have recommissioned the Zojirushi coffee
pot lid. You may, once again, align the dots |
|
|
13139
|
Mon Jul 24 19:57:54 2017 |
gautam | Update | CDS | IMC locked, Autolocker re-enabled | Now that all the front end models are running,
I re-aligned the IMC, locked it manually,
and then tweaked the alignment some more. |
|
|
13138
|
Mon Jul 24 19:28:55 2017 |
Jamie | Update | CDS | front end MX stream network working, glitches in c1ioo fixed | MX/OpenMX
network running
Today I
got the mx/open-mx networking working for |
|
|
13137
|
Mon Jul 24 12:00:21 2017 |
gautam | Update | PSL | PSL NPRO mysteriously shut off | Summary:
At around 10:30AM |
|
|
13136
|
Mon Jul 24 10:59:08 2017 |
Jamie | Update | CDS | c1iscex models died |
|
|
|
13135
|
Mon Jul 24 10:45:23 2017 |
gautam | Update | CDS | c1iscex models died | This morning, all the c1iscex
models were dead. Attachment #1 |
|
|
13134
|
Mon Jul 24 09:55:29 2017 |
Steve | Omnistructure | VAC | controller failer | Ifo pressure was 5.5 mTorr this Monday
morning. The PSL shutter was still open.
TP2 controller failed. Interlock closed V1, |
|
|
13133
|
Sun Jul 23 22:16:55 2017 |
Jamie, gautam | Update | CDS | front-end now running with new OS, RCG | All front
ends and model are (mostly) running now
|
|
|
13132
|
Sun Jul 23 15:00:28 2017 |
Jamie | Omnistructure | VAC | strange sound around X arm vacuum pumps | While walking down to the X end to reset
c1iscex I heard what I would call a "rythmic
squnching" sound coming from under the |
|
|
13131
|
Fri Jul 21 19:44:58 2017 |
Naomi | Summary | Computer Scripts / Programs | Using PyKat to run Finesse | I have been working on using PyKat to run
Finesse. There appear to be several ways
to run an equivalent simulation using Finesse: |
|
|
13130
|
Fri Jul 21 18:03:17 2017 |
Jamie | Update | CDS | Update on front-end/DAQ rebuild | Update:
front ends booting with
the new Debian jessie diskless root image |
|
|
13129
|
Fri Jul 21 08:05:07 2017 |
Steve | Summary | SUS | red, blue, green laser diodes ordered | Also ordered 1 ea.
Blue
20mW |
|
|
13128
|
Wed Jul 19 18:24:15 2017 |
rana | Summary | SUS | oplev laser summary updated | The $1000 HeNe should not be used for illuminating
fibers.
You should purchase these (total |
|
|
13127
|
Wed Jul 19 14:26:50 2017 |
Jamie | Update | CDS | Update on front-end/DAQ rebuild |
|
|
|
13126
|
Wed Jul 19 12:47:43 2017 |
Steve | Summary | SUS | oplev laser summary updated | 1103P, sn P893518 of 2013 vintage
is dead at the sus fiber demo
|
|
|
13125
|
Wed Jul 19 08:37:21 2017 |
Jamie | Update | CDS | Update on front-end/DAQ rebuild | After the catastrophic fb disk failure
last week we lost essentially the entire
front end system (not any of the userapp |
|
|
13124
|
Wed Jul 19 00:59:47 2017 |
gautam | Update | General | FINESSE model of DRMI (no arms) | Summary:
I've
been working on improving the 40m FINESSE
model I set up sometime last year (where |
|
|
13123
|
Mon Jul 17 16:22:01 2017 |
Steve | Update | SUS | ruby wire standoff pictures | Bluebean Optical Tech Limited of Shanghai
delivered 50 pieces red ruby
prisms |
|
|
13122
|
Sun Jul 16 12:09:47 2017 |
jigyasa | Update | Cameras | BRDF Calibrations | With this idea in mind, we can now actually
take images of the illuminated paper at
different scattering angles, assume BRDF |
|
|
13121
|
Sun Jul 16 11:58:36 2017 |
jigyasa | Update | Cameras | BRDF Calibrations |
From
what I understood froom my reading, [Large-angle |
|
|
13120
|
Sat Jul 15 16:19:00 2017 |
gautam | Update | Cameras | Makeshift PyPylon | Some days ago, I stumbled upon
this github page, by a grad student at
KIT who developed this code as he was |
|
|
13119
|
Sat Jul 15 13:40:59 2017 |
rana | Update | Cameras | BRDF Calibrations | Power meter only needed to measure power
going into the paper not out. We use the
BRDF of paper to estimate the power going |
|
|
13118
|
Sat Jul 15 01:28:53 2017 |
jigyasa | Update | Cameras | BRDF Calibrations | This evening,
Gautam helped me with setting up the apparatus
for calibrating the GigE for BRDF measurements. |
|
|
13117
|
Fri Jul 14 17:47:03 2017 |
gautam | Update | General | Disks from LLO have arrived | [jamie, gautam]
Today
morning, the disks from LLO arrived. Jamie
and I have been trying to get things back |
|
|
13116
|
Thu Jul 13 16:10:34 2017 |
Kaustubh | Summary | Computer Scripts / Programs | Cavity Scan Simulation Code | The code
to produce a cavity scan simulation and then
fitting the data and re-evaluating the initiallt |
|
|
13115
|
Wed Jul 12 14:52:32 2017 |
jamie | Update | General | All FEs down | I just want to mention that the situation
is actually much more dire than we originally
thought. The diskless NFS root filesystem |
|
|
13114
|
Wed Jul 12 14:46:09 2017 |
gautam | Update | General | All FEs down | I couldn't find an external docking
setup for this SAS disk, seems
like we need an actual controller in order |
|
|
13113
|
Wed Jul 12 10:21:07 2017 |
gautam | Update | General | All FEs down | Seems like the connector on this particular
disk is of the SAS
variety (and not SATA). I'll ask |
|
|
13112
|
Tue Jul 11 15:12:57 2017 |
Koji | Update | General | All FEs down | If we have a SATA/USB adapter, we can test
if the disk is still responding or not. If
it is still responding, can we probably salvage |
|
|
13111
|
Tue Jul 11 15:03:55 2017 |
gautam | Update | General | All FEs down | Jamie suggested verifying that the problem
is indeed with the disk and not with the
controller, so I tried switching the original |
|
|
13110
|
Mon Jul 10 22:07:35 2017 |
Koji | Update | General | All FEs down | I think this is the boot disk failure.
I put the spare 2.5 inch disk into the slot
#1. The OK indicator of the disk became solid |
|
|
13109
|
Mon Jul 10 21:31:15 2017 |
Kaustubh | HowTo | Computer Scripts / Programs | Details on Cavity Scan Analysis | Summary:
The
following elog describes the procedure followed |
|
|
13108
|
Mon Jul 10 21:03:48 2017 |
jamie | Update | General | All FEs down |
|
|
|
13107
|
Mon Jul 10 19:15:21 2017 |
gautam | Update | General | All FEs down | The
Jetstor RAID array is back in its nominal |
|
|
13106
|
Mon Jul 10 17:46:26 2017 |
gautam | Update | General | All FEs down | A bit more digging on the diagnostics page
of the RAID array reveals that the two power
supplies actually failed on |
|
|
13105
|
Mon Jul 10 17:13:21 2017 |
jigyasa | Update | Computer Scripts / Programs | Capture image without pylon GUI | Over the day, I have been working on a
C++ program to interface with Pylon to capture
images and reduce dependence on the Pylon |
|
|
13104
|
Mon Jul 10 11:20:20 2017 |
gautam | Update | General | All FEs down | I am unable to get FB to reboot to a working
state. A hard reboot throws it into a loop
of "Media Test Failure. Check Cable". |
|