Date: Mon, 7 Feb 2011 18:40:17 +0000 From: Alexander Best <arundel@freebsd.org> To: "O. Hartmann" <ohartman@mail.zedat.fu-berlin.de> Cc: freebsd-questions@freebsd.org Subject: Re: top: where to find process state descriptions (i.e. STATE usem)? Message-ID: <20110207184017.GA34640@freebsd.org> In-Reply-To: <4D503BA5.3040201@mail.zedat.fu-berlin.de> References: <4D503BA5.3040201@mail.zedat.fu-berlin.de>
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On Mon Feb 7 11, O. Hartmann wrote: > Hello. > Try to find docs about the process states shown in top, but I can't find > any hint for explanations what the abbrev. do mean. > > I have a problem with a scientific program using OpenMP showing STATE > 'usem' in top. Problem: the small program is much slower on a dual or > four core CPU using OpenMP than using only a single core (single thread > never show state 'usem' in top). i don't think the states are documented anywhere, except maybe in the source code itself. you might find this video helpful though [1]. cheers. alex [1] http://www.youtube.com/watch?v=Mfb5_uG7BCA > > Any help? > > Thanks in advance, and regards, > Oliver -- a13x
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