From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sog-mx-3.v43.ch3.sourceforge.com ([172.29.43.193] helo=mx.sourceforge.net) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1WXsBC-0007l3-NJ for ltp-list@lists.sourceforge.net; Wed, 09 Apr 2014 13:04:38 +0000 Received: from smtp86.iad3a.emailsrvr.com ([173.203.187.86]) by sog-mx-3.v43.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.76) id 1WXsBB-0005EE-7o for ltp-list@lists.sourceforge.net; Wed, 09 Apr 2014 13:04:38 +0000 Date: Wed, 9 Apr 2014 18:34:31 +0530 (IST) From: shinto.john@smartplayin.com MIME-Version: 1.0 In-Reply-To: <53453D96.3070109@linux.vnet.ibm.com> References: <1397035115.64792188@apps.rackspace.com> <53453D96.3070109@linux.vnet.ibm.com> Message-ID: <1397048671.53348062@apps.rackspace.com> Subject: Re: [LTP] [Ltp-coverage] running LCOV/LTP on Beagle Bone Black - Cannot Allocate Memory Error List-Id: Linux Test Project General Discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============4831321333245306539==" Errors-To: ltp-list-bounces@lists.sourceforge.net To: Peter Oberparleiter Cc: ltp-list , Naresh Kamboju , ltp-coverage@lists.sourceforge.net --===============4831321333245306539== Content-Type: multipart/alternative; boundary="----=_20140409183431000000_56126" ------=_20140409183431000000_56126 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable =0AHi Peter,=0A =0AThis got resolved when i tried this in KERNEL/mm/Makefil= e=0AGCOV_PROFILE :=3D n=0A =0ASo basically some issue with KERNEL/mm/vmstat= .gcno... right?=0A =0ANow i am able to do a complete kernel run.=0A =0AThan= ks & Regards,=0AShinto=0A =0A-----Original Message-----=0AFrom: "Peter Ober= parleiter" =0ASent: Wednesday, April 9, 2014 6:= 01pm=0ATo: shinto.john@smartplayin.com, "Naresh Kamboju" =0ACc: ltp-coverage@lists.sourceforge.net, "ltp-list" =0ASubject: Re: [Ltp-coverage] running LCOV/LTP on Beag= le Bone Black - Cannot Allocate Memory Error=0A=0A=0A=0AOn 09.04.2014 11:18= , shinto.john@smartplayin.com wrote:=0A> now while running "lcov -c -o cove= rage.info", this runs for ~5 minutes=0A> without any issues and then is stu= ck at this below*red *point for long=0A> time and never exits.=0A> =0A> So = i did ctrl-C and tried the "genhtml coverage.info -o out" and it worked.=0A= > =0A> I could see the LCOV report(Attached index.html) in "out" folder.=0A= > =0A> But looks like complete kernel folders are not there in the LCOV rep= ort=0A> as it was stuck at below point.=0A> =0A> Any comments?=0A> =0A> inc= lude/asm-generic/bitops/arch_hweight.h:source file is newer than=0A> graph = file '/home/mallikarjun.bc/LTP/Download/linux-dev/KERNEL/mm/vmstat.gc'=0A> = /home/mallikarjun.bc/LTP/Download/linux-dev/KERNEL/arch/arm/include/asm/bit= ops.h:source=0A> file is newer than graph file '/home/mallikarjun.bc/LTP'= =0A> include/linux/workqueue.h:source file is newer than graph file=0A> '/h= ome/mallikarjun.bc/LTP/Download/linux-dev/KERNEL/mm/vmstat.gcno'=0A> includ= e/linux/nodemask.h:source file is newer than graph file=0A> '/home/mallikar= jun.bc/LTP/Download/linux-dev/KERNEL/mm/vmstat.gcno'=0A> *include/linux/ker= nel.h:source file is newer than graph file=0A> '/home/mallikarjun.bc/LTP/Do= wnload/linux-dev/KERNEL/mm/vmstat.gcno'*=0A=0ATry running top while lcov is= stuck and see if there's a process using=0Aup a lot of CPU time. It might = be that you are affected by a gcov bug.=0A=0A-- =0APeter Oberparleiter=0ALi= nux on System z Development - IBM Germany=0A=0A ------=_20140409183431000000_56126 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable

Hi Peter,<= /p>=0A

 

=0A

This got resolved when i tried this in KERNEL/mm/Makefile

=0A<= p style=3D"margin:0;padding:0;">GCOV_PROFILE :=3D n

=0A

 

=0A

So basically = some issue with KERNEL/mm/vmstat.gcno... right?

=0A

 

=0A

Now i am able to = do a complete kernel run.

=0A

 

= =0A

Thanks & Regards,

=0A

Shinto

=0A

 <= /p>=0A

-----Original Message-----
From= : "Peter Oberparleiter" <oberpar@linux.vnet.ibm.com>
Sent: Wedne= sday, April 9, 2014 6:01pm
To: shinto.john@smartplayin.com, "Naresh Ka= mboju" <naresh.kamboju@linaro.org>
Cc: ltp-coverage@lists.source= forge.net, "ltp-list" <ltp-list@lists.sourceforge.net>
Subject: = Re: [Ltp-coverage] running LCOV/LTP on Beagle Bone Black - Cannot Allocate = Memory Error

=0A
=0A

On 09.04.2014 11:18, shinto.john@smartplayin.com w= rote:
> now while running "lcov -c -o coverage.info", this runs for= ~5 minutes
> without any issues and then is stuck at this below*re= d *point for long
> time and never exits.
>
> So i= did ctrl-C and tried the "genhtml coverage.info -o out" and it worked.
>
> I could see the LCOV report(Attached index.html) in "out"= folder.
>
> But looks like complete kernel folders are no= t there in the LCOV report
> as it was stuck at below point.
&= gt;
> Any comments?
>
> include/asm-generic/bitop= s/arch_hweight.h:source file is newer than
> graph file '/home/mall= ikarjun.bc/LTP/Download/linux-dev/KERNEL/mm/vmstat.gc'
> /home/mall= ikarjun.bc/LTP/Download/linux-dev/KERNEL/arch/arm/include/asm/bitops.h:sour= ce
> file is newer than graph file '/home/mallikarjun.bc/LTP'
= > include/linux/workqueue.h:source file is newer than graph file
&g= t; '/home/mallikarjun.bc/LTP/Download/linux-dev/KERNEL/mm/vmstat.gcno'
> include/linux/nodemask.h:source file is newer than graph file
&g= t; '/home/mallikarjun.bc/LTP/Download/linux-dev/KERNEL/mm/vmstat.gcno'
> *include/linux/kernel.h:source file is newer than graph file
>= ; '/home/mallikarjun.bc/LTP/Download/linux-dev/KERNEL/mm/vmstat.gcno'*

Try running top while lcov is stuck and see if there's a process usi= ng
up a lot of CPU time. It might be that you are affected by a gcov b= ug.

--
Peter Oberparleiter
Linux on System z Developm= ent - IBM Germany

=0A
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