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From: Denys Fedoryschenko <denys@visp.net.lb>
To: Patrick McHardy <kaber@trash.net>
Cc: Jesper Dangaard Brouer <hawk@diku.dk>,
	netdev <netdev@vger.kernel.org>,
	bugme-daemon@bugzilla.kernel.org
Subject: Re: [BUG #12364] Re: HTB - very bad precision? HFSC works fine!	2.6.28
Date: Tue, 13 Jan 2009 12:08:09 +0200	[thread overview]
Message-ID: <200901131208.09692.denys@visp.net.lb> (raw)
In-Reply-To: <496C198A.4060502@trash.net>

On Tuesday 13 January 2009 06:33:14 Patrick McHardy wrote:
>
> Its odd that HZ=1000 solved the problem despite HR timers being active.
> Are you sure they're actually enabled? You should see something like
> this in the ringbuffer:
>
> [    0.241972] Switched to high resolution mode on CPU 0
> [    0.242708] Switched to high resolution mode on CPU 1
> --
I had nmi_watchdog enabled, and kernel log was too short to check that 
message. But i think you are right, because of nmi_watchdog it was not in 
high resolution.

Plus my kernel is spammed by messages 
[  105.417236] UDP: bad checksum. From 58.137.24.102:33333 to 
213.254.233.11:42741 ulen 106
[  105.527209] UDP: bad checksum. From 200.7.99.22:33132 to 
213.254.233.11:61520 ulen 111
[  130.498537] UDP: bad checksum. From 210.213.100.122:33890 to 
213.254.233.10:64060 ulen 111
[  132.974111] UDP: bad checksum. From 189.144.209.72:2028 to 
213.254.233.11:1466 ulen 8259
[  133.499172] UDP: bad checksum. From 66.41.236.245:16496 to 
213.254.233.11:15055 ulen 71
[  140.826429] UDP: bad checksum. From 220.165.176.236:16001 to 
213.254.233.10:9422 ulen 297

Is net.core.warnings = 0 will remove them?
Their amount really annoying on router.

I will remove nmi_watchdog, apply Jarek patches to avoid crashes which i had 
before, and will check how much is precise shaper at peak time (after 9-10 
hours).  For now it will be 1000 HZ (not 100), 

  parent reply	other threads:[~2009-01-13 10:08 UTC|newest]

Thread overview: 62+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-01-07 22:02 HTB - very bad precision? HFSC works fine! 2.6.28 Denys Fedoryschenko
     [not found] ` <008201c97115$091b5d50$1b5217f0$@jorge@decimal.pt>
2009-01-07 22:36   ` Denys Fedoryschenko
     [not found]     ` <00a101c97118$e25a6ae0$a70f40a0$@jorge@decimal.pt>
2009-01-07 22:44       ` Denys Fedoryschenko
2009-01-07 23:42         ` mysql.jorge
2009-01-08  9:42           ` [BUG 12364] " Jarek Poplawski
2009-01-08  9:54             ` [BUG #12364] " Jarek Poplawski
2009-01-08 10:06               ` Jarek Poplawski
2009-01-08 10:35                 ` mysql.jorge
2009-01-08 11:04                   ` Jarek Poplawski
2009-01-08 11:22                     ` mysql.jorge
2009-01-08 13:59                       ` Jarek Poplawski
2009-01-08 14:09                         ` mysql.jorge
2009-01-08 17:27                           ` mysql.jorge
2009-01-08 18:32                             ` Denys Fedoryschenko
2009-01-08 18:37                               ` Jorge Bastos
2009-01-08 18:46                                 ` Denys Fedoryschenko
2009-01-08 18:41                               ` Denys Fedoryschenko
2009-01-08 21:46                                 ` Jorge Bastos
2009-01-08 21:57                                   ` Denys Fedoryschenko
2009-01-08 22:04                                     ` Jorge Bastos
2009-01-09 10:30                                     ` Jarek Poplawski
2009-01-09 10:32                                       ` Denys Fedoryschenko
2009-01-09 10:44                                         ` Jarek Poplawski
2009-01-09 10:47                                           ` Jorge Bastos
2009-01-09 10:58                                             ` Jarek Poplawski
2009-01-12  7:27                                               ` Patrick McHardy
2009-01-12  8:13                                                 ` Jarek Poplawski
2009-01-12  9:49                                                   ` Jorge Bastos
2009-01-12 11:14                                                     ` Jarek Poplawski
2009-01-12  8:30                                                 ` Denys Fedoryschenko
2009-01-12 18:38                                                   ` Denys Fedoryschenko
2009-01-12 19:58                                                     ` Jesper Dangaard Brouer
2009-01-12 20:01                                                       ` Denys Fedoryschenko
2009-01-13  4:33                                                         ` Patrick McHardy
2009-01-13  7:28                                                           ` Stephen Hemminger
2009-01-13  7:52                                                             ` Eric Dumazet
2009-01-13  8:43                                                             ` Michal Soltys
2009-01-13  9:53                                                           ` Jarek Poplawski
2009-01-13 10:08                                                           ` Denys Fedoryschenko [this message]
2009-01-12  9:48                                                 ` Jorge Bastos
2009-01-14  1:53                                                   ` Denys Fedoryschenko
2009-01-14 19:37                                                     ` Jorge Bastos
2009-01-15 10:38                                                       ` Jarek Poplawski
2009-01-09  9:48                               ` Jarek Poplawski
2009-01-09  9:51                                 ` Jorge Bastos
2009-01-09 10:06                                   ` Jarek Poplawski
2009-01-09 10:10                                     ` Jorge Bastos
2009-01-09  7:24                             ` Jarek Poplawski
2009-01-09  9:39                               ` Jorge Bastos
2009-01-09 10:02                                 ` Jarek Poplawski
2009-01-09  7:54                             ` Jarek Poplawski
2009-01-09  9:42                               ` Jorge Bastos
2009-01-09 10:12                                 ` Jarek Poplawski
2009-01-09 10:15                                   ` Jorge Bastos
2009-01-09 10:22                                     ` Jarek Poplawski
2009-01-09 10:26                                       ` Jorge Bastos
2009-01-09 10:32                                       ` Jorge Bastos
2009-01-08 10:37               ` mysql.jorge
2009-01-08 10:34             ` [BUG 12364] " mysql.jorge
2009-01-08  9:27 ` Jarek Poplawski
2009-01-08  9:34   ` Denys Fedoryschenko
2009-01-08 10:40     ` Jarek Poplawski

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