Solaris Tunable Parameters Reference Manual

udp_recv_hiwat

Description

The default maximum UDP socket receive buffer size in bytes. For more information, see udp_max_buf.

Default

8192 bytes

Range

4096 to 65,536

Dynamic?

Yes

When to Change

Note that an application can use setsockopt(3XNET) SO_RCVBUF to change the size for an individual socket. In general, you do not need to change the default value.

Commitment Level

Unstable