georgia.mansell@LIGO.ORG - posted 18:19, Tuesday 03 June 2025 - last comment - 18:41, Tuesday 03 June 2025(84774)
Low key guardian changes today
ISC_LOCK LOWNOISE_ASC
ADS clock gains were set to 30, we raised this to 300
ADS loop gains were increased to 10 but now we leave them at 1
Some consolidation of switching on filters one-by-one vs in one line
Removed some ancient TRAMP setting of ASC_AS_A
ISC_DRMI
We've been manualling over PRMI ASC since there was a convergence checker on PRC1, Ryan, Oli and I added a use_DRMI_ASC and use_PRMI_ASC dictionary to lscparams, replacing the self.usePRC1 flags that were set in individual states of ISC_DRMI. If we did this right, it will only wait for convergence of loops that are engaged :)
CAMERA_SERVO
We've been switching on the camera servos on earlier using the camera_servo guardian. It has a few points where it checks the ISC_LOCK guardian state. I lowered the number to trick it into letting me turn it on earlier...
Comments related to this report
oli.patane@LIGO.ORG - 18:41, Tuesday 03 June 2025 (84777)
WRT the ISC_DRMI guardian changes, I also implemented the use_DRMI_ASC dictionary into DRMI_LOCKED_CHECK_ASC and OFFLOAD_DRMI_ASC in ISC_LOCK.
Now if we ever need to turn the convergence checker loops off for only some loops, we'll only need to edit lscparams instead of multiple different states inside two different guardians.
WRT the ISC_DRMI guardian changes, I also implemented the use_DRMI_ASC dictionary into DRMI_LOCKED_CHECK_ASC and OFFLOAD_DRMI_ASC in ISC_LOCK.
Now if we ever need to turn the convergence checker loops off for only some loops, we'll only need to edit lscparams instead of multiple different states inside two different guardians.