[PVE-User] about Intel 82576 nic multiple queue issue.

lyt_yudi lyt_yudi at icloud.com
Thu May 7 04:45:42 CEST 2015


sorry, maybe it’s solve it!

Changelog for igb-5.2.17

* Fix build on newer kernels
* Fix transmit hangs on 82576


> 在 2015年5月7日,上午10:41,lyt_yudi <lyt_yudi at icloud.com> 写道:
> 
> hi, all
> 
> Intel Ethernet driver has a lot of updates
> 
> igb - 5.2.18 (current: 5.2.15)
> i40e - 1.2.38 (current: 1.2.37)
> ixgbe - 4.0.3 (current: 3.23.2)
> 
> the latest igb driver can solve intel 82576 multi queue issue?
> 
> current, use pve-kernel-3.10.0-3-pve 
> 
> and do this:
> # cat /etc/modprobe.d/igb.conf
> options igb IntMode=3,3,3,3,3,3 RSS=8,8,8,8,8,8
> 
> # update-initramfs -u
> 
> it’s work fine. 
> 
> but use other pve kernel can’t work!
> 
> somebody have try it?
> 
> thanks a lot!
> 
> 
>> 在 2014年9月23日,下午1:02,lyt_yudi <lyt_yudi at icloud.com <mailto:lyt_yudi at icloud.com>> 写道:
>> 
>> hi, Dhaussy
>> 
>> Thanks your reply. very much!
>> 
>> 在 2014年9月23日,上午1:44,Dhaussy Alexandre <ADhaussy at voyages-sncf.com <mailto:ADhaussy at voyages-sncf.com>> 写道:
>> 
>>> And beware of link down/ups when changing the channel numbers... :(
>> 
>> 
>> yes, but when change it, it’s Hang.
>> 
>> # ethtool -l eth2
>> Channel parameters for eth2:
>> Pre-set maximums:
>> RX:             16
>> TX:             16
>> Other:          1
>> Combined:       16
>> Current hardware settings:
>> RX:             0
>> TX:             0
>> Other:          1
>> Combined:       1
>> 
>> # ethtool -L eth2 combined 8
>> Then after a while, constantly appeared the following information, and link down!
>> 
>> igb 0000:06:00.0  Detected Tx Unit Hang
>> 	Tx Queue			<6>
>> 	TDH				<c>
>> 	TDT				<c>
>> 	next_to_use		<c>
>> 	next_to_clean		<0>
>> buffer_info[next_to_clean]
>> 	time_stamp		<100181dd9>
>> 	next_to_waitch	<ffff88082a63d000>
>> 	jiffies			<100182671>
>> 	desc.status		<f0000>
>> 
>> 
> 

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