diff options
| author | Santwona Behera <santwona.behera@sun.com> | 2008-06-27 17:06:20 -0700 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2008-09-13 21:22:45 -0400 |
| commit | 1bd87128467b50f1e36ea07beb8181a37c41e7cc (patch) | |
| tree | 6d9cd494b6c9ebd1cd15ae749768a907a6e8c388 /ethtool.8 | |
| parent | e3ac850412df91b64aa5f7ccb5e043948a8caef4 (diff) | |
| download | ethtool-1bd87128467b50f1e36ea07beb8181a37c41e7cc.tar.gz | |
Add support for rx flow hash configuration in a network device
Added new interfaces to ethtool to configure receive network flow
distribution across multiple rx rings using hashing.
Signed-off-by: Santwona Behera <santwona.behera@sun.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'ethtool.8')
| -rw-r--r-- | ethtool.8 | 80 |
1 files changed, 80 insertions, 0 deletions
@@ -40,6 +40,14 @@ .\" \(*WO - wol flags .\" .ds WO \fBp\fP|\fBu\fP|\fBm\fP|\fBb\fP|\fBa\fP|\fBg\fP|\fBs\fP|\fBd\fP... +.\" +.\" \(*FL - flow type values +.\" +.ds FL \fBtcp4\fP|\fBudp4\fP|\fBah4\fP|\fBsctp4\fP|\fBtcp6\fP|\fBudp6\fP|\fBah6\fP|\fBsctp6\fP +.\" +.\" \(*HO - hash options +.\" +.ds HO \fBp\fP|\fm\fP|\fBv\fP|\fBt\fP|\fBs\fP|\fBd\fP|\fBf\fP|\fBn\fP|\fBr\fP... .TH ETHTOOL 8 "July 2007" "Ethtool version 6" .SH NAME ethtool \- Display or change ethernet card settings @@ -188,6 +196,15 @@ ethtool \- Display or change ethernet card settings .RB [ sopass \ \*(MA] .RB [ msglvl .IR N ] + +.B ethtool \-n +.I ethX +.RB [ rx-flow-hash \ \*(FL] + +.B ethtool \-N +.I ethX +.RB [ rx-flow-hash \ \*(FL +.RB \ \*(HO] .SH DESCRIPTION .BI ethtool is used for querying settings of an ethernet device and changing them. @@ -413,6 +430,69 @@ bytes in ethernet MAC hex format (\*(MA). .TP .BI msglvl \ N Sets the driver message level. Meanings differ per driver. +.TP +.B \-n \-\-show-nfc +Retrieves the receive network flow classification configurations. +.TP +.BR rx-flow-hash \ \*(FL +Retrieves the hash options for the specified network traffic type. +.RS +.PD 0 +.TP 3 +.BR "tcp4" " TCP over IPv4" +.TP 3 +.BR "udp4" " UDP over IPv4" +.TP 3 +.BR "ah4" " IPSEC AH/ESP over IPv4" +.TP 3 +.BR "sctp4" " SCTP over IPv4" +.TP 3 +.BR "tcp6" " TCP over IPv6" +.TP 3 +.BR "udp6" " UDP over IPv6" +.TP 3 +.BR "ah6" " IPSEC AH/ESP over IPv6" +.TP 3 +.BR "sctp6" " SCTP over IPv6" +.PD +.RE +.TP +.B \-N \-\-config-nfc +Configures the receive network flow classification. +.TP +.BR rx-flow-hash \ \*(FL \ \*(HO +Configures the hash options for the specified network traffic type. +.RS +.PD 0 +.TP 3 +.B p +Hash on the device port number on which the packet was received. +.TP 3 +.B m +Hash on the Layer 2 destination address of the rx packet. +.TP 3 +.B v +Hash on the VLAN tag of the rx packet. +.TP 3 +.B t +Hash on the Layer 3 protocol field of the rx packet. +.TP 3 +.B s +Hash on the IP source address of the rx packet. +.TP 3 +.B d +Hash on the IP destination address of the rx packet. +.TP 3 +.B f +Hash on bytes 0 and 1 of the Layer 4 header of the rx packet. +.TP 3 +.B n +Hash on bytes 2 and 3 of the Layer 4 header of the rx packet. +.TP 3 +.B r +Discard all packets of this flow type. When this option is set, all other options are ignored. +.PD +.RE .SH BUGS Not supported (in part or whole) on all ethernet drivers. .SH AUTHOR |