linux-kernel - Re: kswapd craziness round 2

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 19 Mar 2013 16:59:37 +0000
From:	Pádraig Brady <P@...igBrady.com>
To:	Jiri Slaby <jslaby@...e.cz>
CC:	Hillf Danton <dhillf@...il.com>,
	Daniel J Blueman <daniel@...ascale-asia.com>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	Steffen Persvold <sp@...ascale.com>, mm <linux-mm@...ck.org>,
	Mel Gorman <mgorman@...e.de>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: kswapd craziness round 2

On 03/08/2013 11:21 PM, Jiri Slaby wrote:
> On 03/08/2013 07:42 AM, Hillf Danton wrote:
>> On Fri, Mar 8, 2013 at 3:37 AM, Jiri Slaby <jslaby@...e.cz> wrote:
>>> On 03/01/2013 03:02 PM, Hillf Danton wrote:
>>>> On Fri, Mar 1, 2013 at 1:02 AM, Jiri Slaby <jslaby@...e.cz> wrote:
>>>>>
>>>>> Ok, no difference, kswap is still crazy. I'm attaching the output of
>>>>> "grep -vw '0' /proc/vmstat" if you see something there.
>>>>>
>>>> Thanks to you for test and data.
>>>>
>>>> Lets try to restore the deleted nap, then.
>>>
>>> Oh, it seems to be nice now:
>>> root       579  0.0  0.0      0     0 ?        S    Mar04   0:13 [kswapd0]
>>>
>> Double thanks.
> 
> There is one downside. I'm not sure whether that patch was the culprit.
> My Thunderbird is jerky when scrolling and lags while writing this
> message. The letters sometimes appear later than typed and in groups. Like
> I (kbd): My Thunder
> TB: My Thunder
> I (kbd): b-i-r-d
> TB: is silent
> I (kbd): still typing...
> TB: bird is
> 
> Perhaps it's not only TB.

I notice the same thunderbird issue on the much older 2.6.40.4-5.fc15.x86_64
which I'd hoped would be fixed on upgrade :(

My Thunderbird is using 1957m virt, 722m RSS on my 3G system.
What are your corresponding mem values?

For reference:
http://marc.info/?t=130865025500001&r=1&w=2
https://bugzilla.redhat.com/show_bug.cgi?id=712019

thanks,
Pádraig.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/