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Linux & Gigabit => problems on every server

 
 
Thomas Lustig
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      10-03-2005, 01:37 PM
hi all,
maybe somebody could give me some help. I do have several servers with
Gigabit interfaces, connected together over a Zyxel Gigabit Router. The
servers are equipped with different CPU architecture (32 bit P3, 64 bit
AMD-64,...) and different NICs (onboard nForce3, Realtek RTL8169) the
problem is, that i got a network shutdown caused by an a Kernel error. My
suggestion is that there are some timing problems with Gigabit Lan in the
Linux Kernel drivers. So at a specific load, some packet errors happen. and
cause a recover funtion of the network interface, if that is not sucessfull
an interrupt is thrown-> nobody catches it-> kernel locks this interrupt.
Thanking you in advance for helping me. Maybe some of you made some
experience with instability on Linux combined with Gigabit Ethernet.

best regards,

Thomas L.


 
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Michael Heiming
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      10-03-2005, 10:19 PM
In comp.os.linux.networking Thomas Lustig <(E-Mail Removed)>:
> hi all,
> maybe somebody could give me some help. I do have several servers with
> Gigabit interfaces, connected together over a Zyxel Gigabit Router. The
> servers are equipped with different CPU architecture (32 bit P3, 64 bit
> AMD-64,...) and different NICs (onboard nForce3, Realtek RTL8169) the
> problem is, that i got a network shutdown caused by an a Kernel error. My
> suggestion is that there are some timing problems with Gigabit Lan in the
> Linux Kernel drivers. So at a specific load, some packet errors happen. and
> cause a recover funtion of the network interface, if that is not sucessfull
> an interrupt is thrown-> nobody catches it-> kernel locks this interrupt.
> Thanking you in advance for helping me. Maybe some of you made some
> experience with instability on Linux combined with Gigabit Ethernet.


No problems here. Anyway, it's impossible to give you any
hint/help as you don't give us any information.

- What kernel are you running? 'uname -r'
- What kind of NIC? '/sbin/lspci' #most distro
- What driver is this card using? 'lsmod'

Would be a start.

--
Michael Heiming (X-PGP-Sig > GPG-Key ID: EDD27B94)
mail: echo (E-Mail Removed) | perl -pe 'y/a-z/n-za-m/'
#bofh excuse 169: broadcast packets on wrong frequency
 
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