diff options
-rw-r--r-- | share/man/man4/sfxge.4 | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/share/man/man4/sfxge.4 b/share/man/man4/sfxge.4 index 452f0d7..7930fcf 100644 --- a/share/man/man4/sfxge.4 +++ b/share/man/man4/sfxge.4 @@ -24,7 +24,7 @@ .\" .\" $FreeBSD$ .\" -.Dd February 8, 2012 +.Dd September 30, 2014 .Dt SFXGE 4 .Os .Sh NAME @@ -85,23 +85,30 @@ Actual values can be obtained using .Xr sysctl 8 . .Bl -tag -width indent .It Va hw.sfxge.rx_ring -Maximum number of descriptors in a receive queue ring. +The maximum number of descriptors in a receive queue ring. Supported values are: 512, 1024, 2048 and 4096. .It Va hw.sfxge.tx_ring -Maximum number of descriptors in a transmit queue ring. +The maximum number of descriptors in a transmit queue ring. Supported values are: 512, 1024, 2048 and 4096. .It Va hw.sfxge.tx_dpl_get_max -The maximum length of the deferred packet 'get-list' for queued transmit +The maximum length of the deferred packet +.Dq get-list +for queued transmit packets, used only if the transmit queue lock can be acquired. -If packet is dropped, \fItx_early_drops\fR counter grows and local sender -gets ENOBUFS error. -Value must be greater than 0. +If a packet is dropped, the +.Va tx_early_drops +counter is incremented and the local sender receives ENOBUFS. +The value must be greater than 0. .It Va hw.sfxge.tx_dpl_put_max -The maximum length of the deferred packet 'put-list' for queued transmit +The maximum length of the deferred packet +.Dq put-list +for queued transmit packets, used if the transmit queue lock cannot be acquired. -If packet is dropped, \fItx_early_drops\fR counter grows and local sender -gets ENOBUFS error. -Value must be greater or equal to 0. +If a packet is dropped, the +.Va tx_early_drops +counter is incremented and the local sender receives ENOBUFS. +The value must be greater than or equal to 0. +.El .Sh SUPPORT For general information and support, go to the Solarflare support website at: |