Date: Thu, 31 Jan 2013 11:19:25 -0500 From: Brett Wynkoop <wynkoop@wynn.com> To: Ian Lepore <ian@freebsd.org> Cc: freebsd-arm@freebsd.org, Ronald Klop <ronald-freebsd8@klop.yi.org> Subject: Re: disk wait mystery Message-ID: <20130131111925.60433329@ivory.lan> In-Reply-To: <1359647741.93359.335.camel@revolution.hippie.lan> References: <20130130001849.7669e033@ivory.lan> <op.wrpw4bjv8527sy@ronaldradial.versatec.local> <20130130053729.0c9e018f@ivory.lan> <op.wrp0w4yu8527sy@ronaldradial.versatec.local> <20130130110529.5c5df516@ivory.lan> <8EF6F73D-05AF-4E04-968B-84F35CD0FD85@ugh.net.au> <alpine.BSF.2.00.1301310659490.47495@wonkity.com> <20130131142658.GC74563@in-addr.com> <alpine.BSF.2.00.1301310753280.47495@wonkity.com> <1359647741.93359.335.camel@revolution.hippie.lan>
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On Thu, 31 Jan 2013 08:55:41 -0700 Ian Lepore <ian@freebsd.org> wrote: > >From a glance at the code, I think this state would be reported for > >any > userland thread that's sleeping in a driver that called one of the > sleep(9) family functions without the PCATCH flag which allows signals > to interrput the sleep so they can be delivered to userland. For > kernel threads I think the PCATCH part is moot and it's just a thread > in a "short" sleep (for some definition of short). > Greeting- Reading this makes all clear to a simple sys admin like me. So I now think the man page should read DEVICE WAIT instead of DISK WAIT.......who know all these years diskwait in ps was not diskwait. I can go back to bed now. I already learned something today! -Brett -- wynkoop@wynn.com http://prd4.wynn.com/wynkoop/pgp-keys.txt 917-642-6925 718-717-5435 "The strongest reason for the people to retain the right to keep and bear arms is, as a last resort, to protect themselves against tyranny in government" - Thomas Jefferson.
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