Date: Wed, 4 May 2011 13:28:18 +0300 From: Vitaly Liaschuk <larinus@gmail.com> To: Holger Kipp <Holger.Kipp@alogis.com> Cc: FreeBSD current mailing list <current@freebsd.org> Subject: Re: firefox4+html5 Message-ID: <20110504132818.62ea1695@laptop> In-Reply-To: <814C9E9472FDCC40AAC3FC95A2D67E3B0BD798A3@msx3.exchange.alogis.com> References: <20110503174949.7ada20dc@laptop> <814C9E9472FDCC40AAC3FC95A2D67E3B0BD798A3@msx3.exchange.alogis.com>
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Yes, I understand this, but the same issue occurs on 8.x branch... But, I turned off all options for debugging and rebuild the kernel. Issue has not disappeared. On Tue, 3 May 2011 15:59:23 +0000 Holger Kipp <Holger.Kipp@alogis.com> wrote: > Dear Vitaly, > > I'm usually not using FreeBSD for accessing youtube, but > as you're using FreeBSD 9.0-current, please note that this > presumably has Witness enabled (because FreeBSD 9.0-current > is still development branch), which will reduce performance > and hence might give the problems you described. > > > from > http://www.freebsd.org/doc/en/books/developers-handbook/kerneldebug-options.html > > options WITNESS: this option enables run-time lock order tracking and > verification, and is an invaluable tool for deadlock diagnosis. > WITNESS maintains a graph of acquired lock orders by lock type, and > checks the graph at each acquire for cycles (implicit or explicit). > If a cycle is detected, a warning and stack trace are generated to > the console, indicating that a potential deadlock might have > occurred. WITNESS is required in order to use the show locks, show > witness and show alllocks DDB commands. This debug option has > significant performance overhead, which may be somewhat mitigated > through the use of options WITNESS_SKIPSPIN. Detailed documentation > may be found in witness(4). > > => http://www.freebsd.org/cgi/man.cgi?query=witness&sektion=4 > > Best regards, > Holger > > ________________________________________ > From: owner-freebsd-current@freebsd.org > [owner-freebsd-current@freebsd.org] on behalf of Vitaly Liaschuk > [larinus@gmail.com] Sent: 03 May 2011 16:49 To: FreeBSD current > mailing list Subject: firefox4+html5 > > Hi, list! > I do not know in what part of forum to write, so I decide write > in General. I'm trying to use html5 on youtube.com. I getting the > video stream, but audio "stutters" on most of video files . I tried > to use the chrome-browser and he is works fine. Also, I tried boot > from usb flash drive with installed ubuntu and firefox 4 and this > works. So, I believe what trouble is in my FreeBSD. [QUOTE] > > uname -a > FreeBSD laptop 9.0-CURRENT FreeBSD 9.0-CURRENT #0 r221296M: Sun May > 1 20:13:15 EEST 2011 larin@laptop:/usr/obj/usr/src/sys/GENERIC > amd64 > > > [/QUOTE] > > My box is: Laptop asus UL30A, 3 GB ram, Intel CPU U2300 1.2Mhz. > > Thanks in advance. > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to > "freebsd-current-unsubscribe@freebsd.org" > > > -- > Holger Kipp > Diplom-Mathematiker > Senior Consultant > > Tel. : +49 30 436 58 114 > Fax. : +49 30 436 58 214 > Mobil: +49 178 36 58 114 > Email: holger.kipp@alogis.com > > alogis AG > Alt-Moabit 90b > D-10559 Berlin > > web : http://www.alogis.com > > ---------------------------------------------------------- > > alogis AG > Sitz/Registergericht: Berlin/AG Charlottenburg, HRB 71484 > Vorstand: Arne Friedrichs, Joern Samuelson > Aufsichtsratsvorsitzender: Reinhard Mielke
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