Date: Sun, 22 Dec 2013 21:29:58 -0800 From: Adrian Chadd <adrian@freebsd.org> To: Mark Martinec <Mark.Martinec+freebsd@ijs.si> Cc: FreeBSD Stable Mailing List <freebsd-stable@freebsd.org> Subject: Re: Graphical console in stable/10 stuck on heavy writing Message-ID: <CAJ-Vmo=ZpBO10z_Ugea3LDDzcf0oj3xxjGNaoGKBw2DOXX9FSQ@mail.gmail.com> In-Reply-To: <52B78808.1090802@ijs.si> References: <52B78808.1090802@ijs.si>
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I see this when the kernel is outputting debugging .. the console can quickly lock up exactly how you describe. I've never figured out why though. :( -a On 22 December 2013 16:47, Mark Martinec <Mark.Martinec+freebsd@ijs.si> wrote: > FreeBSD amd64, recent stable/10: > > When running some task on a graphical console window > and that task writes lots of output to a console, the > console gets stuck after some time (like 20 minutes), > output stops, keyboard appears unresponsive, alt-ctrl-Fn > is unable to switch consoles - but the machine seems > otherwise sane: I can log in over ssh, file system and > processes are healthy, CPU not busy. > > This was first noticed trying to rebuild kde from > ports in a console window. Same happened when bulk > updating packages from a remote site and the pkg update > was busily writing its output to a console. > > The same heavy tasks (e.g. ports rebuild) can run > just fine in an ssh session, or in a konsole / xterm. > > As a final proof, I tried a perl one-liner which > writes a line (a count and some text) ten times per > second: it manages to screw up the console window > in about 6 minutes. > > Interestingly, while the console output is stuck > and I blindly type a command on a keyboard (no echo), > then run a shutdown from another (ssh) session, > the console output gets unstuck during shutdown, > rapidly displays the missing lines, including the > echo of a command typed blindly previously, along > with its output. > > Btw, this never happened on this machine while it was > running 9.2 or older versions. > > Anybody seen this or can reproduce it? > > Mark > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org"
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