I forgot to mention - I have 14.04 HWE ( https://wiki.ubuntu.com/Kernel/LTSEnablementStack#Desktop-1 ) on my Ubuntu 12.04.5 LTS. 28 мая 2015 г. 22:55 пользователь "Nikolay Strelkov" <[email protected]> написал:
> Dear Tim! > > I did some tests. > > Ubuntu 14.04.2 LTS i386: > > $ glxinfo | grep -i vendor > server glx vendor string: SGI > client glx vendor string: Mesa Project and SGI > OpenGL vendor string: X.Org > > $ lsmod | grep drm > drm_kms_helper 55071 1 radeon > drm 303102 5 ttm,drm_kms_helper,radeon > > Your command works normally > scf(0); clf; plot2d(sin((0:0.01:1) * 4 * %pi)) > > Ubuntu 12.04.5 LTS i386: > $ glxinfo | grep -i vendor > server glx vendor string: SGI > client glx vendor string: Mesa Project and SGI > OpenGL vendor string: VMware, Inc. > > $ lsmod | grep drm > drm_kms_helper 49282 1 radeon > drm 249595 3 radeon,ttm,drm_kms_helper > > Your command works normally > scf(0); clf; plot2d(sin((0:0.01:1) * 4 * %pi)) > > So I have no problems with A4-4000 APU. > What exact laptop model do have? > I understood about AMD A10. But may be there is a discrete (hybrid) card > too? > > > With best regards, > maintainer and developer of Mathieu functions toolbox > <http://atoms.scilab.org/toolboxes/Mathieu/> for Scilab, > IEEE member, Ph.D., > Nikolay Strelkov. > > 2015-05-28 18:25 GMT+03:00 <[email protected]>: > >> For what it's worth, in Lubuntu the full fglrx packages causes immediate >> crashes, while uninstalling all fgrlx-related stuff except for fgrlx-core >> makes it last a while before it dies. >> >> Also, this computer was a rush job to replace my rather old previous >> machine which died Monday morning, and all I did to "install" the OS was to >> use the old hard drive. As a consequence, the new machine is running in >> 32-bit mode, not 64. I'm not sure how mature the 64-bit stuff is, or how >> neglected the 32-bit stuff may be at this point. >> >> >> On 2015-05-28 00:18, Nikolay Strelkov wrote: >> >>> Dear guys! >>> >>> I'll test Scilab on AMD A4-4000 today with Ubuntu 12.04.5 LTS and >>> 14.04.2 LTS and report back. >>> >>> On my laptops I successfully use Scilab 5.x on Intel HD graphics (open >>> drivers) and old Nvidia (GTX6xx, GT425, 9600GT both with proprietary >>> drivers). >>> 28 мая 2015 г. 10:44 пользователь "Antoine Monmayrant" >>> <[email protected]> написал: >>> >>> Le Jeudi 28 Mai 2015 06:54 CEST, Tim Wescott >>>> <[email protected]> a écrit: >>>> >>>> Strike that, I'm running 12.04. Dang. Time to upgrade, I >>>>> >>>> guess. >>>> >>>> Yep, first thing to do. >>>> And keep on digging on the videocard driver side if you still have >>>> troubles. >>>> Scilab tends to be a good way to detect buggy video drivers! >>>> Getting a cheap videocard with decent drivers might be the easiest >>>> way to solve your problem. >>>> You might try to ask other Linux users what card they have and >>>> whether they get graphics related crashes. >>>> >>>> Antoine >>>> >>>> >>>>> On Wed, 2015-05-27 at 08:15 +0300, Nikolay Strelkov wrote: >>>>> > Dear Tim! >>>>> > >>>>> > For me it seems that you need to use proprietary AMD drivers - >>>>> >>>> fglrx. >>>> >>>>> > Open drivers are buggy and show low-performance. >>>>> > >>>>> > If you want to use open driver on Ubuntu 12.04 LTS (precise) >>>>> >>>> you >>>> >>>>> > should upgrade its HWE to 14.04 LTS (trusty). >>>>> > >>>>> > With best regards, >>>>> > Nikolay. >>>>> > >>>>> > >>>>> > 27 мая 2015 г. 3:22 пользователь "Tim Wescott" >>>>> >>>> <[email protected]> >>>> >>>>> > написал: >>>>> > Running a Scilab algorithm that puts up a lot of >>>>> >>>> graphs, >>>> >>>>> > Scilab crashes >>>>> > with the report below. It's only happened with >>>>> >>>> Scilab, but it >>>> >>>>> > appears >>>>> > to be the video driver that's complaining, so I >>>>> >>>> don't know if >>>> >>>>> > this is a >>>>> > problem with Linux or with Scilab. The processor >>>>> >>>> is an AMD >>>> >>>>> > A10 with >>>>> > on-board video processing which is considerably >>>>> >>>> different from >>>> >>>>> > my >>>>> > 12-year-old Dell that this computer is replacing. >>>>> > >>>>> > Does anyone have clues for the clueless? >>>>> >>>> Particularly >>>> >>>>> > suggestions for >>>>> > isolating, fixing, or working around the problem? >>>>> > >>>>> > radeon: Failed to allocate a buffer: >>>>> > radeon: size : 3328 bytes >>>>> > radeon: alignment : 256 bytes >>>>> > radeon: domains : 2 >>>>> > EE >>>>> >>>> ../../../../../../src/gallium/drivers/radeon/r600_texture.c:1012 >>>> >>>>> > r600_texture_transfer_map - failed to create >>>>> >>>> temporary texture >>>> >>>>> > to hold >>>>> > untiled copy >>>>> > radeon: Failed to allocate a buffer: >>>>> > radeon: size : 1280 bytes >>>>> > radeon: alignment : 256 bytes >>>>> > radeon: domains : 4 >>>>> > radeon: Failed to allocate a buffer: >>>>> > radeon: size : 1 bytes >>>>> > radeon: alignment : 1 bytes >>>>> > radeon: domains : 2 >>>>> > radeon: Failed to allocate a buffer: >>>>> > radeon: size : 1 bytes >>>>> > radeon: alignment : 1 bytes >>>>> > radeon: domains : 2 >>>>> > Segmentation fault (core dumped) >>>>> > >>>>> > >>>>> > -- >>>>> > >>>>> > Tim Wescott >>>>> > www.wescottdesign.com [1] >>>>> > Control & Communications systems, circuit & >>>>> >>>> software design. >>>> >>>>> > Phone: 503.631.7815 >>>>> > Cell: 503.349.8432 >>>>> > >>>>> > >>>>> > _______________________________________________ >>>>> > users mailing list >>>>> > [email protected] >>>>> > http://lists.scilab.org/mailman/listinfo/users [2] >>>>> >>>>> -- >>>>> >>>>> Tim Wescott >>>>> www.wescottdesign.com [1] >>>>> Control & Communications systems, circuit & software design. >>>>> Phone: 503.631.7815 >>>>> Cell: 503.349.8432 >>>>> >>>>> >>>>> _______________________________________________ >>>>> users mailing list >>>>> [email protected] >>>>> http://lists.scilab.org/mailman/listinfo/users [2] >>>>> >>>>> >>>> _______________________________________________ >>>> users mailing list >>>> [email protected] >>>> http://lists.scilab.org/mailman/listinfo/users [2] >>>> >>> >>> >>> Links: >>> ------ >>> [1] http://www.wescottdesign.com >>> [2] http://lists.scilab.org/mailman/listinfo/users >>> >> >> >
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