"Alternate Scalability Server" feature is used but some SD Job container are in error :
Job execution error, Package not staged onto the Alternate Scalability Server. [SDM228522]
And in TRC_USD_SDAGENT there are these errors :
SDAgent ||sdjeasmlibraryif.cpp|000671|WARNING| GetJobZipInfo failed with error code 21, retrying <1>
SDAgent ||sdjeasmlibraryif.cpp|000671|WARNING| GetJobZipInfo failed with error code 21, retrying <2>
SDAgent ||sdjeasmlibraryif.cpp|000671|WARNING| GetJobZipInfo failed with error code 21, retrying <3>
SDAgent ||sdjeasmlibraryif.cpp|001033|ERROR | Package download failed: A job is missing.
SDAgent ||sdjecontainerif.cpp |001096|ERROR | Job couldn't find a library
SDAgent ||sdjecontainerif.cpp |001101|NOTIFY | Disconnecting from alternate SD Server
SDAgent ||sdjecontainerif.cpp |001168|WARNING| Job error due to package not found on alternate SS
Client Automation 14.5 CU1
"Alternate Scalability Server" feature has some prerequisites :
1- Following settings must be set in configuration applied on Domain Manager :
2- The packages must be staged in the SD Library of the scalabiliy server.
Alternate SD Server Support is a new feature introduced in 14.5 CU1.
See following documentation here : Alternate SD Server Support