Date: Wed, 25 Mar 2015 12:46:20 +0000 (UTC) From: Christian Brueffer <brueffer@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r280574 - head/share/man/man4 Message-ID: <201503251246.t2PCkKSi053692@svn.freebsd.org>
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Author: brueffer Date: Wed Mar 25 12:46:19 2015 New Revision: 280574 URL: https://svnweb.freebsd.org/changeset/base/280574 Log: mdoc cleanup; fix spelling; Xref ixlv.4 Modified: head/share/man/man4/ixl.4 Modified: head/share/man/man4/ixl.4 ============================================================================== --- head/share/man/man4/ixl.4 Wed Mar 25 12:45:29 2015 (r280573) +++ head/share/man/man4/ixl.4 Wed Mar 25 12:46:19 2015 (r280574) @@ -31,7 +31,7 @@ .\" .\" $FreeBSD$ .\" -.Dd January 14, 2015 +.Dd March 25, 2015 .Dt IXL 4 .Os .Sh NAME @@ -113,8 +113,6 @@ Intel DUAL RATE 1G/10G SFP+ LR (bailed) Note that X710/XL710 Based SFP+ adapters also support all passive and active limiting direct attach cables that comply with SFF-8431 v4.1 and SFF-8472 v10.4 specifications. - -.Pp .Sh LOADER TUNABLES Tunables can be set at the .Xr loader 8 @@ -125,10 +123,10 @@ prompt before booting the kernel or stor Allows one to enable/disable MSIX, thus forcing MSI instead. .It Va hw.ixl.ringsz Set the number of descriptors in the rings, note that this -changes BOTH the TX and RX rings, they cannot be set independly. +changes BOTH the TX and RX rings, they cannot be set independently. .It Va hw.ixl.max_queues Set the number of queues (each a TX/RX pair) for the port, this -allows one to override the autocalculation if its set to 0. +allows one to override the autocalculation if it is set to 0. .It Va hw.ixl.dynamic_rx_itr The dynamic RX interrupt control, set to 1 to enable. .It Va hw.ixl.dynamic_tx_itr @@ -138,27 +136,31 @@ The RX interrupt rate value, set to 8K b .It Va hw.ixl.tx_itr The TX interrupt rate value, set to 4K by default. .El -.Pp .Sh SYSCTL PROCEDURES .Bl -tag -width indent .It Va hw.ixl.fc -Allows one to set the flow control value. A value of 0 disables +Allows one to set the flow control value. +A value of 0 disables flow control, 3 enables full, 1 is RX, and 2 is TX pause. .It Va hw.ixl.advertise_speed Allows one to set advertised link speeds, this will then -cause a link renegotiation. With the appropriate adapter -this can cause a link at 10GB, 1GB, or 100MB. +cause a link renegotiation. +With the appropriate adapter +this can cause a link at 10GB, 1GB, or 100MB. .It Va hw.ixl.current_speed This is a display of the current setting. .It Va hw.ixl.fw_version This is a display of the Firmware version. +.El .Sh Interrupt Storms -It is important to note that 40G operation can generate high +It is important to note that 40G operation can generate high numbers of interrupts, often incorrectly being interpreted as -a storm condition in the kernel. It is suggested that this +a storm condition in the kernel. +It is suggested that this be resolved by setting: .Bl -tag -width indent .It Va hw.intr_storm_threshold: 0 +.El .Sh SUPPORT For general information and support, go to the Intel support website at: @@ -169,6 +171,7 @@ email all the specific information relat .Aq freebsd@intel.com . .Sh SEE ALSO .Xr arp 4 , +.Xr ixlv 4 , .Xr netintro 4 , .Xr ng_ether 4 , .Xr vlan 4 ,
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