====== WSRT stop-day activities July 02, 2019 ======

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^ Coordinator | Jasmin Klipic | roadmin@astron.nl |
^ Software Support | Roy de Goei| goei@astron.nl |
^ Science, Operations and Support | Emanulea Orru |orru@astron.nl | 
^ Observer | J.Sluman| observer@astron.nl |

==== Actions ====

  * ✔ Operator will [[https://www.astron.nl/wsrt/wiki/doku.php?id=apertif:observing_apertif#stop_monitoring_and_control_software|stop Apertif software]] before 08:00; Telescopes in manual stow position (Operator)
  * ✔ Update & reboot of all CentOS systems (also ARTS0!!!)
  * ✔ Reboot Ubunutu-14 systems (incl LCU's and both data writers)
  * ✔ Test wop64 for WinCC compatibility, first.
  * ✔ Jenkins: update plugins
  * ✔ Reboot ALTA Production Storage and Nodes (count with 1h downtime)
  * ✔ Reduce snmpd logging verbosity (change -Lsd to -LSwd in /etc/default/snmpd, remove -Lf /dev/null)
  * ✔ adjust wcudata1/wcudata2 for max performance and deacivate cpu scaling



Note:
  * ✔ Test update/reboot of lcu-rt0/wop61/wop78 before the stop-day (Friday)
  * ✔ Stop Virtualbox on alta2 before you start updating  / rebooting 
  * ✔ Spacewalk VM will be updated before stop-day

==== Results ====

The results can be found in [[https://docs.google.com/spreadsheets/d/16XJz7pnsxyXeYIsIaVFb6IUtdRMHjXh9YSs81EdExOQ/edit#gid=0|this Google Spreadsheet]]

Have a look at the [[stopday_300419_review|minutes of the previews review meeting]]

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