strmsgsz Parameter

Description

Specifies the maximum number of bytes that a single system call can pass to a STREAM to be placed in the data part of a message. Any write exceeding this size is broken into multiple messages. For more information, see the write(2) man page.

Data Type

Signed integer

Default

65,536

Range

0 to 262,144

Units

Bytes

Dynamic?

Yes

Validation

None

When to Change

When putmsg calls return ERANGE. For more information, see the putmsg(2) man page.

Commitment Level

Unstable