Re: CPU0: local APIC error 0x40 CPU1: local APIC error 0x40

2011-03-03 Thread Nikolay Denev
On 3 Mar, 2011, at 02:39 , Yanhui Shen wrote:

 `CPU0:  local APIC error 0x40
 
 I get this error on my ThinkPad R400(Intel Core2 T6570).
 
 
 -- 
 Best regards,
 Yanhui
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I saw this error too a few days ago, it was wen I plugged a USB keyboard to
a HP EX470 machine.


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Re: em0 with latest driver hangs again and again (without Watchdog timeout message!)

2011-03-03 Thread Lev Serebryakov
Hello, Arnaud.
You wrote 2 марта 2011 г., 9:55:50:

 I have been running with 7.2.2 and so far so good.  However, its hard to
 say in my case as the box I would only periodically see the issue.
  As I wrote to Jack, my NIC hangs today with 7.2.2
 Do you have any detailed error ? What the output of sysctl dev.em.X
 where X is the index of the hung interface ?
  One more hang. Two logs are attached.

-- 
// Black Lion AKA Lev Serebryakov l...@serebryakov.spb.ru

em0.7.2.2.hang1.log
Description: Binary data


em0.7.2.2.hang2.log
Description: Binary data
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Re: NFS client over udp

2011-03-03 Thread Kirill Yelizarov


--- On Wed, 2/23/11, Rick Macklem rmack...@uoguelph.ca wrote:

 From: Rick Macklem rmack...@uoguelph.ca
 Subject: Re: NFS client over udp
 To: Kirill Yelizarov ykir...@yahoo.com
 Cc: freebsd-stable@freebsd.org
 Date: Wednesday, February 23, 2011, 1:35 AM
  --- On Tue, 2/22/11, Rick
 Macklem rmack...@uoguelph.ca
 wrote:
  
   From: Rick Macklem rmack...@uoguelph.ca
   Subject: Re: NFS client over udp
   To: Kirill Yelizarov ykir...@yahoo.com
   Cc: freebsd-stable@freebsd.org
   Date: Tuesday, February 22, 2011, 2:10 AM
--- On Sun, 2/20/11, Rick
   Macklem rmack...@uoguelph.ca
   wrote:
   
 From: Rick Macklem rmack...@uoguelph.ca
 Subject: Re: NFS client over udp
 To: Kirill Yelizarov ykir...@yahoo.com
 Cc: freebsd-stable@freebsd.org
 Date: Sunday, February 20, 2011, 9:02
 PM
  --- On Fri, 2/18/11, Kirill
 Yelizarov
On Fri, Feb 18, 2011 at
   05:27:00AM
-0800, Kirill Yelizarov
 wrote:
 I have a
 reproducible memory
   leak when
 using nfs
client with an old
 nfs server
 
  and mbufs used
  8193/1722/9915 mbufs in use
   (current/cache/total)
  8192/1264/9456/25600 mbuf clusters
 in use
 (current/cache/total/max)
  8192/605 mbuf+clusters out of
 packet
   secondary zone in
 use
  (current/cache)
  0/768/768/12800 4k (page size)
 jumbo
   clusters in use
  (current/cache/total/max)
  0/0/0/6400 9k jumbo clusters in
 use
 (current/cache/total/max)
  0/0/0/3200 16k jumbo clusters in
 use
 (current/cache/total/max)
  18432K/6030K/24462K bytes
 allocated to
   network
 (current/cache/total)
  0/0/0 requests for mbufs denied
 (mbufs/clusters/mbuf+clusters)
  0/0/0 requests for jumbo clusters
 denied
   (4k/9k/16k)
  0/0/0 sfbufs in use
 (current/peak/max)
  0 requests for sfbufs denied
  0 requests for sfbufs delayed
  0 requests for I/O initiated by
 sendfile
  0 calls to protocol drain
 routines
 
  Kirill
 
 You could try the attached patch. It
 fixes the
   only places
 in the
 client side krpc over udp that seems
 mights cause
   a leak. I
 have no
 idea if it will help, since these cases
 should
   rarely, if
 ever,
 happen in practice.

 Please let us know if you have the
 chance to try
   the patch
 and
 whether or not it helped.

 rick

Rick, i tried your patch. Fortunately it
 didn't help
   me. There are no
warnings on console and memory is climbing
 up during
   syncs and not
freed later. I'll try to switch to tcp this
 evening.
   Thanks for help
   
   I'll assume that's unfortunately;-) Since the two
 cases
   patched probably
   never happen, I'm not surprised.
  
   The only other thing I can think of that you
 could try is
   switching to
   the experimental client. This would identify if
 the bug is
   in the regular
   client or somewhere further down in the rpc
 transport.
  
   The mount command would look something like:
   # mount -t newnfs -o nfsv3,udp
 server:path
   mntpath
  
  I added options NFSCL to my kernel and tried to mount.
 mount shows
  everything is ok:
  192.168.0.35:/home on /mnt (newnfs)
  but when i try to cd /mnt i get permission denied
  my export allow root and everything is done as root.
 What am i doing
  wrong?
  
 Try adding the resvport option. I don't think it's a
 default for
 the experimental client at this time. (I have a series of
 patches
 for the client that will go into head in April that brings
 it in
 line with the regular client, including same default mount
 options.)
Rick,
I have good news. I upgraded to 8.2-stable and i ran all four different tests 
(nfs client new and old and over udp and tcp) and found that there is no leak 
in either. ALl of them behave almost the same, i couldn't find any difference. 
The speed i achieved on 1Gb link is 52Mb/s. The only difference is that i can't 
umount new nfs client even if there are no processes using this mount point. 
Thanks for help
Kirill 


  
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Re: em0 with latest driver hangs again and again (without Watchdog timeout message!)

2011-03-03 Thread Brandon Gooch
On Thu, Mar 3, 2011 at 2:10 AM, Lev Serebryakov l...@serebryakov.spb.ru wrote:
 Hello, Arnaud.
 You wrote 2 марта 2011 г., 9:55:50:

 I have been running with 7.2.2 and so far so good.  However, its hard to
 say in my case as the box I would only periodically see the issue.
  As I wrote to Jack, my NIC hangs today with 7.2.2
 Do you have any detailed error ? What the output of sysctl dev.em.X
 where X is the index of the hung interface ?
  One more hang. Two logs are attached.

 --
 // Black Lion AKA Lev Serebryakov l...@serebryakov.spb.ru

I see that you have CRC errors:

dev.em.0.mac_stats.crc_errs: 156

and receive errors:

dev.em.0.mac_stats.recv_errs: 147

You probably have a hardware problem. Is this the only machine on
which you're experiencing the problem?

-Brandon
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Re: CPU0: local APIC error 0x40 CPU1: local APIC error 0x40

2011-03-03 Thread John Baldwin
On Wednesday, March 02, 2011 7:39:56 pm Yanhui Shen wrote:
 `CPU0:  local APIC error 0x40
 
 I get this error on my ThinkPad R400(Intel Core2 T6570).

Do you get a hang or does the machine keep working fine?

-- 
John Baldwin
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Re: em0 with latest driver hangs again and again (without Watchdog timeout message!)

2011-03-03 Thread Lev Serebryakov
Hello, Brandon.
You wrote 3 марта 2011 г., 17:08:26:

 I see that you have CRC errors:
 dev.em.0.mac_stats.crc_errs: 156
 and receive errors:
 dev.em.0.mac_stats.recv_errs: 147
 You probably have a hardware problem. Is this the only machine on
 which you're experiencing the problem?
 It is only machine with Intel NIC in my network. I'll try to replace
patchcord...


-- 
// Black Lion AKA Lev Serebryakov l...@serebryakov.spb.ru

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Re: em0 with latest driver hangs again and again (without Watchdog timeout message!)

2011-03-03 Thread Lev Serebryakov
Hello, Brandon.
You wrote 3 марта 2011 г., 17:08:26:

 I see that you have CRC errors:
 dev.em.0.mac_stats.crc_errs: 156
 and receive errors:
 dev.em.0.mac_stats.recv_errs: 147
  It (almost) doesn't change. And it hangs again. It seems, that 7.2.2
 hangs more often than 7.1.9 on my hardware :(


-- 
// Black Lion AKA Lev Serebryakov l...@serebryakov.spb.ru

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Re: CPU0: local APIC error 0x40 CPU1: local APIC error 0x40

2011-03-03 Thread Yanhui Shen
It works fine.
When I grep the dmesg, I can find this message.


-- 
Best regards,
Yanhui
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