Bug 153738
| Summary: | [patch] Docuement requirement to alter some sysctls when using igb(4) with jumbo frames. | ||||||
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| Product: | Documentation | Reporter: | Tom Judge <tom> | ||||
| Component: | Books & Articles | Assignee: | Glen Barber <gjb> | ||||
| Status: | Closed FIXED | ||||||
| Severity: | Affects Only Me | CC: | jfv | ||||
| Priority: | Normal | ||||||
| Version: | Latest | ||||||
| Hardware: | Any | ||||||
| OS: | Any | ||||||
| Attachments: |
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Description
Tom Judge
2011-01-06 18:20:05 UTC
Responsible Changed From-To: freebsd-doc->gjb Grab this, while waiting for feedback from jfv. Responsible Changed From-To: gjb->freebsd-doc Back to the pool for now. Author: gjb (doc committer) Date: Sat May 12 18:10:27 2012 New Revision: 235347 URL: http://svn.freebsd.org/changeset/base/235347 Log: Docuement requirement to alter some sysctls when using igb(4) with jumbo frames. PR: 153738 Submitted by: Tom Judge (tom!tomjudge.com) Discussed with: jfv (in part, a long time ago...) MFC after: 1 week Modified: head/share/man/man4/igb.4 Modified: head/share/man/man4/igb.4 ============================================================================== --- head/share/man/man4/igb.4 Sat May 12 17:42:22 2012 (r235346) +++ head/share/man/man4/igb.4 Sat May 12 18:10:27 2012 (r235347) @@ -31,7 +31,7 @@ .\" .\" $FreeBSD$ .\" -.Dd October 11, 2011 +.Dd May 12, 2012 .Dt IGB 4 .Os .Sh NAME @@ -160,6 +160,14 @@ The minimum is 80, and the maximum is 40 .It Va hw.igb.enable_aim If set to 1, enable Adaptive Interrupt Moderation. The default is to enable Adaptive Interrupt Moderation. +.It Va kern.ipc.nmbclusters +The maximum number of mbuf clusters allowed. +If the system has more than one igb card or jumbo frames are +enabled, this value will need to be increased. +.It Va kern.ipc.nmbjumbo9k +The maximum number of mbuf 9k jumbo clusters allowed. +Increasing this to allow for at least 8192 extra clusters +per interface can allow for an mtu of 8192. .El .Sh FILES .Bl -tag -width /dev/led/igb* _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscribe@freebsd.org" State Changed From-To: open->patched Committed the most recent patch received, thanks! Responsible Changed From-To: freebsd-doc->gjb Take. Author: gjb (doc committer) Date: Fri May 18 02:06:10 2012 New Revision: 235589 URL: http://svn.freebsd.org/changeset/base/235589 Log: Document requirement to alter some sysctls when using igb(4) with jumbo frames. PR: 153738 Modified: stable/9/share/man/man4/igb.4 Directory Properties: stable/9/share/man/man4/ (props changed) Modified: stable/9/share/man/man4/igb.4 ============================================================================== --- stable/9/share/man/man4/igb.4 Fri May 18 02:00:41 2012 (r235588) +++ stable/9/share/man/man4/igb.4 Fri May 18 02:06:10 2012 (r235589) @@ -31,7 +31,7 @@ .\" .\" $FreeBSD$ .\" -.Dd May 14, 2010 +.Dd May 12, 2012 .Dt IGB 4 .Os .Sh NAME @@ -160,6 +160,14 @@ The minimum is 80, and the maximum is 40 .It Va hw.igb.enable_aim If set to 1, enable Adaptive Interrupt Moderation. The default is to enable Adaptive Interrupt Moderation. +.It Va kern.ipc.nmbclusters +The maximum number of mbuf clusters allowed. +If the system has more than one igb card or jumbo frames are +enabled, this value will need to be increased. +.It Va kern.ipc.nmbjumbo9k +The maximum number of mbuf 9k jumbo clusters allowed. +Increasing this to allow for at least 8192 extra clusters +per interface can allow for an mtu of 8192. .El .Sh FILES .Bl -tag -width /dev/led/igb* _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscribe@freebsd.org" Author: gjb (doc committer) Date: Fri May 18 02:06:34 2012 New Revision: 235590 URL: http://svn.freebsd.org/changeset/base/235590 Log: Document requirement to alter some sysctls when using igb(4) with jumbo frames. PR: 153738 Modified: stable/8/share/man/man4/igb.4 Directory Properties: stable/8/share/man/man4/ (props changed) Modified: stable/8/share/man/man4/igb.4 ============================================================================== --- stable/8/share/man/man4/igb.4 Fri May 18 02:06:10 2012 (r235589) +++ stable/8/share/man/man4/igb.4 Fri May 18 02:06:34 2012 (r235590) @@ -31,7 +31,7 @@ .\" .\" $FreeBSD$ .\" -.Dd May 14, 2010 +.Dd May 12, 2012 .Dt IGB 4 .Os .Sh NAME @@ -160,6 +160,14 @@ The minimum is 80, and the maximum is 40 .It Va hw.igb.enable_aim If set to 1, enable Adaptive Interrupt Moderation. The default is to enable Adaptive Interrupt Moderation. +.It Va kern.ipc.nmbclusters +The maximum number of mbuf clusters allowed. +If the system has more than one igb card or jumbo frames are +enabled, this value will need to be increased. +.It Va kern.ipc.nmbjumbo9k +The maximum number of mbuf 9k jumbo clusters allowed. +Increasing this to allow for at least 8192 extra clusters +per interface can allow for an mtu of 8192. .El .Sh DIAGNOSTICS .Bl -diag _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscribe@freebsd.org" State Changed From-To: patched->closed Closed, MFC done back in May. [Thanks issyl0 for the reminder. :) ] |
