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Diffstat (limited to 'share/man/man4/netmap.4')
| -rw-r--r-- | share/man/man4/netmap.4 | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/share/man/man4/netmap.4 b/share/man/man4/netmap.4 index fd713f3c384b..6be0c8662d59 100644 --- a/share/man/man4/netmap.4 +++ b/share/man/man4/netmap.4 @@ -25,7 +25,7 @@ .\" This document is derived in part from the enet man page (enet.4) .\" distributed with 4.3BSD Unix. .\" -.Dd March 6, 2022 +.Dd October 10, 2024 .Dt NETMAP 4 .Os .Sh NAME @@ -827,7 +827,7 @@ On .Xr em 4 , .Xr iflib 4 .Pq providing Xr igb 4 and Xr em 4 , -.Xr ixgbe 4 , +.Xr ix 4 , .Xr ixl 4 , .Xr re 4 , .Xr vtnet 4 . @@ -938,6 +938,16 @@ switches that can be created. This tunable can be specified at loader time. .It Va dev.netmap.ptnet_vnet_hdr: 1 Allow ptnet devices to use virtio-net headers +.It Va dev.netmap.port_numa_affinity: 0 +On +.Xr numa 4 +systems, allocate memory for netmap ports from the local NUMA domain when +possible. +This can improve performance by reducing the number of remote memory accesses. +However, when forwarding packets between ports attached to different NUMA +domains, this will prevent zero-copy forwarding optimizations and thus may hurt +performance. +Note that this setting must be specified as a loader tunable at boot time. .El .Sh SYSTEM CALLS .Nm @@ -1113,10 +1123,10 @@ with the network card or the host. .Sh SEE ALSO .Xr vale 4 , .Xr bridge 8 , -.Xr valectl 8 , .Xr lb 8 , .Xr nmreplay 8 , -.Xr pkt-gen 8 +.Xr pkt-gen 8 , +.Xr valectl 8 .Pp .Pa http://info.iet.unipi.it/~luigi/netmap/ .Pp |