Date: Wed, 7 Jan 2009 16:48:54 +0100 From: Ulrich Spoerlein <uspoerlein@gmail.com> To: "Sean C. Farley" <scf@FreeBSD.org> Cc: freebsd-hackers@FreeBSD.org, Sheldon Givens <sheldon@sigsegv.ca> Subject: Re: Small change to 'ps' Message-ID: <20090107154854.GC1462@roadrunner.spoerlein.net> In-Reply-To: <alpine.BSF.2.00.0901070851560.43659@thor.farley.org> References: <f4ecc0930901061152q2ad01c4fj42dec8ad9fb201fa@mail.gmail.com> <20090107125759.GA1462@roadrunner.spoerlein.net> <alpine.BSF.2.00.0901070851560.43659@thor.farley.org>
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On Wed, 07.01.2009 at 08:54:41 -0600, Sean C. Farley wrote: > On Wed, 7 Jan 2009, Ulrich Spoerlein wrote: > > > On Tue, 06.01.2009 at 11:52:39 -0800, Sheldon Givens wrote: > >> Hello everyone, > >> > >> It occurs to me that FreeBSD ps lacks the ability to disable header. > >> This seems like a really obvious feature, and I may have simply > >> missed it's existence (despite my relentlessly searching the man > >> page) but here is a small patch that sets the flag 'n' to disable > >> header output. > > > > You've missed it, probably because it is non-obvious: > > > > % ps -p 1 -o pid,cpu > > PID CPU > > 1 0 > > % ps -p 1 -o pid= -o cpu= > > 1 0 > > % > > Another way: > ps | tail +2 I'm not sure about the portability of tail +N, I seem to remember that AIX doesn't support it. Therefore I'd rather use % ps | sed 1d which is way more portable. Cheers, Ulrich Spoerlein -- It is better to remain silent and be thought a fool, than to speak, and remove all doubt.
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