linux-kernel - Re: tracing lost time in early boot

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] [day] [month] [year] [list]

Date:	Thu, 16 Sep 2010 12:49:08 -0700 (PDT)
From:	"Randy Dunlap" <rdunlap@...otime.net>
To:	"Martin Pirker" <lkml.collector@...il.com>
Cc:	"LKML" <linux-kernel@...r.kernel.org>
Subject: Re: tracing lost time in early boot


On Sun, August 1, 2010 7:28 am, Martin Pirker wrote:
> Hi...
>
>
> My machine "loses" quite some time at boot:
> ...
> [    0.006881] ACPI: Core revision 20100428
> [   45.284319] DMAR: Host address width 36
> ...
>
>
> I digged through Documentation and tried some boot options but so far
> failed, so could someone please point me to the right way to debug where
> exactly the kernel is spending this time during boot?

need more info.

What kind of machine is it?

Please post your kernel .config file and boot options used.

-- 
~Randy

--
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/