Caché Parameter File Reference
ijcbuff
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Size of an InterJob Communication buffer.
Synopsis
[config]    ijcbuff=n
Description
The value n is the number of bytes allocated for each InterJob Communication (IJC) buffer. For details, see the Interprocess Communication chapter in the Caché I/O Device Guide. Also see ijcnum.
Examples
ijcbuff=512
Range of Values
512–8192 bytes. InterSystems recommends you use the default of 512 bytes.
Management Portal
On the page System Administration > Configuration > Additional Settings > Advanced Memory, in the ijcbuff row, select Edit. Enter a number of bytes.