Message Compression (COMPMSG)

The list of message data compression techniques supported by the channel.

For channel types sender, server, cluster sender, cluster receiver and client connection (*SDR, *SVR, *CLUSSDR, *CLUSRCVR and *CLTCN) the values specified are in order of preference with the first compression technique supported by the remote end of the channel being used.

The possible values are:

*SAME
The attribute is unchanged.
*NONE
No message data compression is performed.
*RLE
Message data compression is performed using run-length encoding.
*ZLIBFAST
Message data compression is performed using the zlib compression technique. A fast compression time is preferred.
*ZLIBHIGH
Message data compression is performed using the zlib compression technique. A high level of compression is preferred.
*ANY
Any compression technique supported by the queue manager can be used. This option is only valid for channel types receiver, requester and server connection (*RCVR, *RQSTR and *SVRCN).