linux-kernel - Re: 4.4-rc: 28 bioset threads on small notebook

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:	Fri, 11 Dec 2015 18:14:38 +0100
From:	Pavel Machek <pavel@....cz>
To:	Mike Snitzer <snitzer@...hat.com>
Cc:	kernel list <linux-kernel@...r.kernel.org>, axboe@...com,
	hch@....de
Subject: Re: 4.4-rc: 28 bioset threads on small notebook

Hi!

> > Hi!
> > 
> > I know it is normal to spawn 8 threads for every single function,
> ...
> > but 28 threads?
> > 
> > root       974  0.0  0.0      0     0 ?        S<   Dec08   0:00 [bioset]
> ...
> 
> How many physical block devices do you have?
> 
> DM is doing its part to not contribute to this:
> dbba42d8a ("dm: eliminate unused "bioset" process for each bio-based DM device")
> 
> (but yeah, all these extra 'bioset' threads aren't ideal)

Thinkpad X60. One sda, and on SD card slot. I guess I did use the SD
card from boot, and did few suspend/resume cycles...
									Pavel

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
--
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/