Date: Sun, 1 Nov 2015 12:47:54 -0800 From: Adrian Chadd <adrian@freebsd.org> To: Eugene Grosbein <eugen@grosbein.net> Cc: "freebsd-mips@freebsd.org" <freebsd-mips@freebsd.org> Subject: Re: CPU underload Message-ID: <CAJ-VmomtJ9eKfAJYfn4e2S1xWN8-YHo0M0KH-9V=VjNBf6vVVA@mail.gmail.com> In-Reply-To: <56367686.4090801@grosbein.net> References: <56348063.3090508@grosbein.net> <56348239.3050701@grosbein.net> <CAJ-Vmok%2BgKXcpzpxNCBhxX8sYSh%2BQO7OaeojB4MCufO%2BA4zceg@mail.gmail.com> <563500FC.8020201@grosbein.net> <CAJ-Vmo=EpmG6OJxq_v_mqKMF48h_B3K7vKqnnaKAi3x1s-uaWQ@mail.gmail.com> <5635148B.2070307@grosbein.net> <CAJ-VmomzkG8ZB0h1Qc=Oeny2ZOzQg1UirUprM_gmMy64F5ZRYw@mail.gmail.com> <56351AA6.80903@grosbein.net> <CAJ-VmomLen5p7ELejU7QtC5CO2j8hydb_CvdOqQsfaaMAtmdkA@mail.gmail.com> <563523CA.3040207@grosbein.net> <CAJ-Vmonpd8R5C%2BNvhOGFD1okkkit990DV8c4Dm%2BLmpZ2uFfVkA@mail.gmail.com> <56367686.4090801@grosbein.net>
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Yeah, I'll poke at it tomorrow. I should just be able to fire up this in gdb and figure it out. How's it all looking so far? Is it still stable and still performing OK? -a On 1 November 2015 at 12:31, Eugene Grosbein <eugen@grosbein.net> wrote: > 02.11.2015 2:36, Adrian Chadd =D0=BF=D0=B8=D1=88=D0=B5=D1=82: >> >> Hi, >> >> Whilst I'm thinking about that, how about we take a look at the >> unaligned accesses? >> >> I bet it's pmcstat, so can you do this: >> >> gdb pmcstat >> list *0x(address of the 'pc' value returned by the kernel messages) >> >> I'd like to figure out where in pmcstat/libpmc it's doing stupid stuff >> and undo it. >> >> Thanks! > > > I'd like to, but there is no space for gdb on real device. > Is it possible to use qemu for that? > >
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