public:stopdayactivities_160221

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====== WSRT stop-day activities Dec, 2020 ======

\\

^ Coordinator | Jasmin | roadmin@astron.nl |
^ Software Support |  |   |
^ Science, Operations and Support | Manu |orru@astron.nl | 
^ Observer | ask Observing team  | observer@astron.nl |

==== Actions ====

  * Operator will stop Apertif software before 08:00
  * Update & reboot of all systems (incl LCU's and both data writers) (Walter and Jasmin)[[https://docs.google.com/spreadsheets/d/1kub84wpTDOCPX8R2JrnqcYl2x1kxKTh0R3BuVgqIrCE/edit#gid=14436476|System Overview]] 


Note:
  * √ Spacewalk VM will be updated before stop-day (Jasmin)
  * √ Test update of lcu-rt0,dop70,wop78 before the stop-day (Jasmin)
  * √ Test update of hypervisor wop85 (ZFS/KVM) before the stopday (Jasmin)
  * Stop Virtualbox on alta2 before you start updating  / rebooting (Teun)
  * adopt alta-db standby server replacement dop293 - replaced by dop470 (Mike)
  * MySQL DB standby server replacement dop294 - replaced by dop471 (Teun)


==== Results ====

The results can be found in [[https://docs.google.com/spreadsheets/d/1kub84wpTDOCPX8R2JrnqcYl2x1kxKTh0R3BuVgqIrCE/edit#gid=14436476|this Google Spreadsheet]]


:!: The stop-days procedure can be found [[engineering:stop_day_procedures|on this page]] :!:

Trace: • stopdayactivities_160221 • stopdayactivities_141118 • sensoralarmdescription • stopdayactivities_140622

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