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From: "Dâniel Fraga" <fragabr@gmail.com>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: "Ilpo Järvinen" <ilpo.jarvinen@helsinki.fi>,
	"David Miller" <davem@davemloft.net>,
	Netdev <netdev@vger.kernel.org>
Subject: Re: [PATCH] tcp FRTO: in-order-only "TCP proxy" fragility workaround (fwd)
Date: Sun, 5 Oct 2008 22:27:17 -0300	[thread overview]
Message-ID: <48e96979.0610c00a.5fcc.fffffdfd@mx.google.com> (raw)
In-Reply-To: <alpine.LFD.2.00.0810052008131.3398@apollo>

On Sun, 5 Oct 2008 20:09:22 +0200 (CEST)
Thomas Gleixner <tglx@linutronix.de> wrote:

> did you get the content of /debug/tracing/trace nevertheless ?
> 
> The cat /debug/tracing/tracing_enabled == 1 might be just a user space
> interface thingy.

	Hi Thomas, I added this one too (from my desktop):

http://www.abusar.org/ftrace/trace-desktop.txt.bz2

	I don't know if it will help, but if you could look the entries
generated by sudo and fetchnews, they were stalled. sudo has a lot of:

            sudo-1081  [01] 34460.250986: _spin_lock+0x4/0x20 <ffffffff80453754> <-sys_close+0x3b/0x100 <ffffffff8029e06b>
            sudo-1081  [01] 34460.250986: sys_close+0x14/0x100 <ffffffff8029e044> <-system_call_fastpath+0x16/0x1b <ffffffff8020bd1b>
            sudo-1081  [01] 34460.250987: _spin_lock+0x4/0x20 <ffffffff80453754> <-sys_close+0x3b/0x100 <ffffffff8029e06b>
            sudo-1081  [01] 34460.250987: sys_close+0x14/0x100 <ffffffff8029e044> <-system_call_fastpath+0x16/0x1b <ffffffff8020bd1b>
            sudo-1081  [01] 34460.250987: _spin_lock+0x4/0x20 <ffffffff80453754> <-sys_close+0x3b/0x100 <ffffffff8029e06b>
            sudo-1081  [01] 34460.250987: sys_close+0x14/0x100 <ffffffff8029e044> <-system_call_fastpath+0x16/0x1b <ffffffff8020bd1b>
            sudo-1081  [01] 34460.250987: _spin_lock+0x4/0x20 <ffffffff80453754> <-sys_close+0x3b/0x100 <ffffffff8029e06b>
            sudo-1081  [01] 34460.250988: sys_close+0x14/0x100 <ffffffff8029e044> <-system_call_fastpath+0x16/0x1b <ffffffff8020bd1b>
            sudo-1081  [01] 34460.250988: _spin_lock+0x4/0x20 <ffffffff80453754> <-sys_close+0x3b/0x100 <ffffffff8029e06b>

	I don't know if it's normal...

	Thank you.


-- 

  parent reply	other threads:[~2008-10-06  1:27 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-10-01 12:52 [PATCH] tcp FRTO: in-order-only "TCP proxy" fragility workaround (fwd) Ilpo Järvinen
2008-10-01 16:27 ` Dâniel Fraga
2008-10-01 20:05   ` Thomas Gleixner
2008-10-01 20:46     ` Dâniel Fraga
2008-10-01 21:14     ` Dâniel Fraga
2008-10-02 10:42       ` Thomas Gleixner
2008-10-02 11:17         ` Dâniel Fraga
2008-10-02 12:08           ` Thomas Gleixner
2008-10-02 14:09             ` Dâniel Fraga
2008-10-02 19:16               ` Thomas Gleixner
2008-10-02 20:31                 ` Ilpo Järvinen
2008-10-02 20:59                   ` Dâniel Fraga
2008-10-02 21:19                     ` Ilpo Järvinen
2008-10-02 21:39                       ` Dâniel Fraga
2008-10-05 17:52                       ` Dâniel Fraga
2008-10-05 18:09                         ` Thomas Gleixner
2008-10-05 19:31                           ` Dâniel Fraga
2008-10-06  1:27                           ` Dâniel Fraga [this message]
2008-10-08 19:34                           ` Dâniel Fraga
2008-10-08 19:56                             ` Thomas Gleixner
2008-10-08 20:44                               ` Ilpo Järvinen
2008-10-10  4:20                                 ` Dâniel Fraga
2008-10-10  8:10                                   ` Thomas Gleixner
2008-10-11  8:27                                   ` Ilpo Järvinen
2008-10-11 13:38                                     ` Dâniel Fraga
2008-10-13  4:08                               ` Dâniel Fraga
2008-10-13 13:35                                 ` Ilpo Järvinen
2008-10-13 18:32                                   ` Dâniel Fraga
2008-10-13 18:48                                     ` Nicolas Cannasse
2008-10-17 23:51                                   ` Dâniel Fraga
2008-10-20 21:48                                     ` Ilpo Järvinen
2008-10-20 21:49                                       ` Ilpo Järvinen
2008-10-22  2:12                                       ` Dâniel Fraga
2008-10-30 10:43                                         ` Ilpo Järvinen
2008-10-30 18:16                                           ` Dâniel Fraga
2008-11-02  5:56                                           ` [PATCH] tcp FRTO: in-order-only "TCP proxy" fragility workaround (fwd) [SOLVED] Dâniel Fraga
2008-11-03 15:37                                             ` Ilpo Järvinen
2008-11-03 17:03                                               ` Dâniel Fraga
2008-10-02 20:56                 ` [PATCH] tcp FRTO: in-order-only "TCP proxy" fragility workaround (fwd) Dâniel Fraga

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