tcp_rmem - tcp_rmem - UG1586

Onload User Guide (UG1586)
Document_ID
UG1586
Release_Date
2026-06-08
Revision
1.5 English

The default size of sockets' receive buffers (in bytes)

Onload value

Defaults to the currently active Linux settings, but is ignored on TCP accepted sockets. Refer to EF_TCP_RCVBUF_ESTABLISHED_DEFAULT.

Comments

Can be overriden with the SO_RCVBUF socket option.

Can be set with EF_TCP_RCVBUF.