From: Eric Dumazet <eric.dumazet@gmail.com>
To: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Cc: Oleg Nesterov <oleg@redhat.com>,
David Miller <davem@davemloft.net>,
Francois Romieu <romieu@fr.zoreil.com>,
netdev@vger.kernel.org
Subject: Re: [PATCH] r8169: Fix rtl8169_rx_interrupt()
Date: Wed, 17 Mar 2010 14:54:28 +0100 [thread overview]
Message-ID: <1268834068.2899.336.camel@edumazet-laptop> (raw)
In-Reply-To: <20100317105856.GB3322@swordfish>
Le mercredi 17 mars 2010 à 12:58 +0200, Sergey Senozhatsky a écrit :
> Hello,
>
> We did pktgen over LAN testing for several hours:
>
> iftop
> 19.1Mb 38.1Mb 57.2Mb 76.3Mb 95.4Mb
> └──────────────────────┴──────────────────────┴───────────────────────┴──────────────────────┴───────────────────────
> xxxxxxxx0007t2 => xxxxxxxxxxxxxx.xxxxx.xxxx.xxx 0b 3.60Kb 4.28Kb
> <= 92.7Mb 92.7Mb 92.5Mb
>
> ─────────────────────────────────────────────────────────────────────────────────────────────────────────────────────
> TX: cumm: 2.50MB peak: 57.7Kb rates: 7.71Kb 5.97Kb 10.7Kb
> RX: 28.0GB 92.9Mb 92.7Mb 92.8Mb 92.6Mb
> TOTAL: 28.0GB 92.9Mb 92.7Mb 92.8Mb 92.6M
>
> Without any problems.
>
>
> As soon as I switched back to localhost "pollution":
>
> [ 7343.999279] ------------[ cut here ]------------
> [ 7343.999292] WARNING: at net/sched/sch_generic.c:255 dev_watchdog+0xc1/0x125()
> [ 7343.999295] Hardware name: F3JC
> [ 7343.999298] NETDEV WATCHDOG: eth0 (r8169): transmit queue 0 timed out
> [ 7343.999301] Modules linked in: pktgen ppp_async crc_ccitt ipv6 ppp_generic slhc snd_hwdep snd_hda_codec_si3054 snd_hda_codec_realtek sdhci_pci sdhci snd_hda_intel mmc_core
> asus_laptop sparse_keymap snd_hda_codec led_class snd_pcm rng_core sg psmouse snd_timer snd_page_alloc i2c_i801 evdev snd soundcore serio_raw r8169 mii usbhid hid uhci_hcd
> ehci_hcd sr_mod cdrom sd_mod usbcore ata_piix
> [ 7343.999361] Pid: 4801, comm: kpktgend_0 Tainted: G W 2.6.34-rc1-dbg-git6-r8169 #47
> [ 7343.999364] Call Trace:
> [ 7343.999372] [<c102e293>] warn_slowpath_common+0x65/0x7c
> [ 7343.999378] [<c126ac34>] ? dev_watchdog+0xc1/0x125
> [ 7343.999383] [<c102e2de>] warn_slowpath_fmt+0x24/0x27
> [ 7343.999388] [<c126ac34>] dev_watchdog+0xc1/0x125
> [ 7343.999395] [<c1036afb>] ? run_timer_softirq+0x120/0x1eb
> [ 7343.999401] [<c1036b51>] run_timer_softirq+0x176/0x1eb
> [ 7343.999406] [<c1036afb>] ? run_timer_softirq+0x120/0x1eb
> [ 7343.999411] [<c126ab73>] ? dev_watchdog+0x0/0x125
> [ 7343.999417] [<c1032d39>] __do_softirq+0x8d/0x117
> [ 7343.999422] [<c1032dee>] do_softirq+0x2b/0x43
> [ 7343.999426] [<c1032f13>] irq_exit+0x38/0x75
> [ 7343.999433] [<c1014e75>] smp_apic_timer_interrupt+0x66/0x74
> [ 7343.999438] [<c12c770a>] apic_timer_interrupt+0x36/0x3c
> [ 7343.999447] [<f80878df>] ? pktgen_thread_worker+0x5c4/0x631 [pktgen]
> [ 7343.999454] [<c103f931>] ? autoremove_wake_function+0x0/0x2f
> [ 7343.999459] [<c103f931>] ? autoremove_wake_function+0x0/0x2f
> [ 7343.999465] [<f808731b>] ? pktgen_thread_worker+0x0/0x631 [pktgen]
> [ 7343.999470] [<c103f60e>] kthread+0x6a/0x6f
> [ 7343.999476] [<c103f5a4>] ? kthread+0x0/0x6f
> [ 7343.999481] [<c1002e42>] kernel_thread_helper+0x6/0x1a
> [ 7343.999485] ---[ end trace a22d306b065d4a68 ]---
> [ 7344.012654] r8169 0000:02:00.0: eth0: link up
> [ 7356.012657] r8169 0000:02:00.0: eth0: link up
> [ 7368.013545] r8169 0000:02:00.0: eth0: link up
>
>
What do you exactly mean by 'localhost pollution' ?
next prev parent reply other threads:[~2010-03-17 13:54 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20100307192305.GA598@elte.hu>
2010-03-08 12:51 ` inconsistent lock state Oleg Nesterov
2010-03-15 21:01 ` Eric Dumazet
2010-03-15 21:09 ` David Miller
2010-03-16 0:33 ` [PATCH] r8169: Fix rtl8169_rx_interrupt() Eric Dumazet
2010-03-16 6:50 ` Sergey Senozhatsky
2010-03-16 7:12 ` Eric Dumazet
2010-03-16 14:50 ` Sergey Senozhatsky
2010-03-16 15:00 ` Sergey Senozhatsky
2010-03-16 15:05 ` Eric Dumazet
2010-03-16 15:10 ` Sergey Senozhatsky
2010-03-16 15:20 ` Eric Dumazet
2010-03-16 18:26 ` Sergey Senozhatsky
2010-03-16 18:48 ` Eric Dumazet
2010-03-16 19:02 ` Sergey Senozhatsky
2010-03-17 7:25 ` Sergey Senozhatsky
2010-03-17 7:37 ` Eric Dumazet
2010-03-17 7:58 ` Sergey Senozhatsky
2010-03-17 10:58 ` Sergey Senozhatsky
2010-03-17 13:54 ` Eric Dumazet [this message]
2010-03-18 12:28 ` Sergey Senozhatsky
2010-03-17 23:55 ` Francois Romieu
2010-03-18 12:32 ` Sergey Senozhatsky
2010-03-18 13:31 ` Sergey Senozhatsky
2010-03-25 11:30 ` Sergey Senozhatsky
2010-03-25 13:19 ` Eric Dumazet
2010-03-25 13:48 ` Sergey Senozhatsky
2010-03-26 20:29 ` François Romieu
2010-03-31 12:08 ` Eric Dumazet
2010-04-02 1:43 ` David Miller
2010-04-02 13:51 ` Eric Dumazet
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