Specifications

1
Chapter
7
Introduction to the update process
Aremotefirmwareupdateutility,rfw‐update,isprovidedwiththelatestATCArelease.The
rfw‐updateutilityremotelyinvokesinstancesofthersys‐update toolonspecifiedmodulesfor
significantlyfasterandeasierupdatesoffirmwareandsoftwarecomponents.
Usingrfw‐update,shelf‐andsystem‐wideupgradescanbeinitiatedwithasinglecommand
fromonehost,suchasanexternalLinuxhostoranATCA‐4500CPM.Updatescanbe
performedonlivesystems,andtheonlydowntimeforthemodulesistypicallyforrebooting
toactivatethenewcode.Insomecases,amodule mayneedtobereinsertedandan
additionalrebootmayberequiredtocompletetheupdate.
Therfw‐updateutilitycanupdateboththeredundantandnon‐redundantmodule
components.Itusesaconfigurationfiledefinedbytheupdateadministratorthatidentifiesall
PromentumATCAcomponentstoupdate.Thersys‐updateutilitythensystematically updates
theidentifiedcomponents.
Therfw‐updateutilityalsoensuresthattherunningconfigurationispreservedacrossthe
update.SeeSaveyourconfigurationonpage 15fordetails.
Thersys‐updateutilityinspectsexistingsoftwareandfirmwareversionssoitcandetermine
thebestordertoupgradecomponentsandskipcomponentsthatalreadyhavethelatest
version.Modulescanbeupdatedinparallel,dramaticallyreducingthetimerequiredto
updateasystem.
SeeAboutrsys‐updateandrfw‐updateonpage 8foradetailedlistofthecapabilitiesand
usageforrsys‐updateandrfw‐update.
Note:Someupgradesmayrequireaninitialupgradetoanintermediatereleaseversionbefore
completingtheupgradetotheintendedversion.SeeUpgradesupportpolicyonpage 11for
detailsregardingtheRadisysupgradesupportpolicy.