msgsys:msginfo_msgmnb (Solaris 9 Releases)

Obsolete in the Solaris 10 release.

Description

Maximum number of bytes that can be on any one message queue.

Data Type

Unsigned long

Default

4096

Range

0 to amount of physical memory

Units

Bytes

Dynamic?

No. Loaded into msgmnb field of msginfo structure.

Validation

None

When to Change

When msgsnd() calls block or return with an error of EGAIN, or at the recommendation of a software vendor.

Commitment Level

Unstable