Date: Wed, 7 May 2008 09:17:50 +0900 From: Pyun YongHyeon <pyunyh@gmail.com> To: JoaoBR <joao@matik.com.br> Cc: cvs-src@freebsd.org, Pyun YongHyeon <yongari@freebsd.org> Subject: Re: cvs commit: src/sys/dev/nfe if_nfe.c if_nfereg.h Message-ID: <20080507001750.GB8954@cdnetworks.co.kr> In-Reply-To: <200805061556.18728.joao@matik.com.br> References: <200804170422.m3H4MX05033026@repoman.freebsd.org> <200805061556.18728.joao@matik.com.br>
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On Tue, May 06, 2008 at 03:56:18PM -0300, JoaoBR wrote: > On Thursday 17 April 2008 01:22:33 Pyun YongHyeon wrote: > > yongari 2008-04-17 04:22:33 UTC > > > > FreeBSD src repository > > > > Modified files: (Branch: RELENG_7) > > sys/dev/nfe if_nfe.c if_nfereg.h > > Log: > > MFC if_nfe.c rev 1.28, if_nfereg.h rev 1.12 to RELENG_7. > > Add support for MCP73 chips. > > > > Revision Changes Path > > 1.21.2.5 +12 -0 src/sys/dev/nfe/if_nfe.c > > 1.10.2.1 +4 -0 src/sys/dev/nfe/if_nfereg.h > > _______________________________________________ > > cvs-all@freebsd.org mailing list > > http://lists.freebsd.org/mailman/listinfo/cvs-all > > To unsubscribe, send any mail to "cvs-all-unsubscribe@freebsd.org" > > > > > > Hi there > > seems to be something wrong with the nfe drv since a couple of weeks or so, > don't know exactly the date > > happens that I get 25 CPU time stolen, top tells me 75-80% idle even if > nothing is active on the machine, I do a ifconfig nfe0 down and cpu comes > back > Please check the output of 'vmstat -i'. If nfe(4) is busy enough to handle other activities you may see large number of interrupts from the output. > top does not show any process using, neither toggling H nor C and no active > process, everything idle. I have a hard time to debug this. Poloong or not > does not make a difference > > I do not get it on all hardware but here two I am sure: > > nfe0: <NVIDIA nForce MCP61 Networking Adapter> port 0xec00-0xec07 mem > 0xfe02d000-0xfe02dfff irq 20 at device 7.0 on pci0 > miibus0: <MII bus> on nfe0 > ukphy0: <Generic IEEE 802.3u media interface> PHY 1 on miibus0 > ukphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto ^^^^^^ This is odd. AFAIK all PHYs attached to nfe(4) have dedicated PHY driver. Would you show me verbosed boot messages of this system? > > > nfe0: <NVIDIA nForce4 CK804 MCP9 Networking Adapter> port 0xd000-0xd007 mem > 0xfe02b000-0xfe02bfff irq 22 at device 10.0 on pci0 > miibus3: <MII bus> on nfe0 > ciphy0: <Cicada CS8201 10/100/1000TX PHY> PHY 1 on miibus3 > ciphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT, > 1000baseT-FDX, auto > > > tell me what you need I can provide any further info when you give me > instructions > > I disconnect even the cable and no change, only down gets me the cpu time back > Both MCP61 and MCP9 show the same issue? Is there any reliable way to trigger the issue? -- Regards, Pyun YongHyeon
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