Experimental Physics and
Industrial Control System

"Jeff Hill" <[email protected]> · Wed, 14 Aug 2002 08:11:56 -0600

Both client library and server must be running EPICS R3.14, and
EPICS_CA_MAX_ARRAY_BYTES must be set appropriately for both when they
initialize. 

Jeff

> -----Original Message-----
> From: S. Joshua Stein [mailto:[email protected]]
> Sent: Wednesday, August 14, 2002 6:51 AM
> To: [email protected]
> Subject: Passing large arrays over channel access with R3.14b2
> 
> Greetings,
> 
> lient Xterm. When I attempt to run an SDDS tool to read the waveform,
I
> get the following error message:
> 
> CA.Client.Diagnostic..............................................
>     Message: "The array or data structure specified will not fit in CA
> message buffer"
> "
> 
> 
> The environment variables on my ioc are as follows:
> epics> epicsPrtEnvParams
> EPICS_AR_PORT: 7002
> EPICS_CAS_BEACON_ADDR_LIST is undefined
> EPICS_CAS_INTF_ADDR_LIST is undefined
> EPICS_CAS_SERVER_PORT is undefined
> EPICS_CA_ADDR_LIST: 164.54.189.255
> EPICS_CA_AUTO_ADDR_LIST: YES
> EPICS_CA_BEACON_PERIOD: 15.0
> EPICS_CA_CONN_TMO: 30.0
> EPICS_CA_MAX_ARRAY_BYTES: 512000
> EPICS_CA_REPEATER_PORT: 5065
> EPICS_CA_SERVER_PORT: 5064
> EPICS_CMD_PROTO_PORT is undefined
> EPICS_IOC_LOG_FILE_COMMAND is undefined
> EPICS_IOC_LOG_FILE_LIMIT: 1000000
> EPICS_IOC_LOG_FILE_NAME is undefined
> EPICS_IOC_LOG_INET is undefined
> EPICS_IOC_LOG_PORT: 7004
> EPICS_TIMEZONE: CUS::360:033102:102802
> EPICS_TS_NTP_INET is undefined
> 
> 
> Any ideas?
> 
> S. Joshua Stein
> APS/ASD - Controls
> 630-252-4105
> [email protected]

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System