Date: Fri, 2 Jan 2015 20:28:35 +0300 From: Chagin Dmitry <dchagin@freebsd.org> To: Jason Bacon <jwbacon@tds.net> Cc: emulation@freebsd.org, Jason Bacon <bacon@uwm.edu> Subject: Re: Linux /dev/shm Message-ID: <20150102172835.GA9873@dchagin.static.corbina.net> In-Reply-To: <54A58421.8000000@tds.net> References: <54A212A4.1070006@uwm.edu> <20141230064640.GA3354@dchagin.static.corbina.net> <38006823-C20B-4C37-A885-D53192F83EEE@gmail.com> <54A479A4.7050807@tds.net> <20141231233131.GA5987@dchagin.static.corbina.net> <54A58421.8000000@tds.net>
next in thread | previous in thread | raw e-mail | index | archive | help
On Thu, Jan 01, 2015 at 11:30:09AM -0600, Jason Bacon wrote: > On 12/31/14 17:31, Chagin Dmitry wrote: > > On Wed, Dec 31, 2014 at 04:33:08PM -0600, Jason Bacon wrote: > >> On 12/30/14 12:54, Miguel Clara wrote: > >>> On 30 December 2014 06:46:40 WET, Chagin Dmitry <dchagin@freebsd.org> wrote: > >>>> On Mon, Dec 29, 2014 at 08:49:08PM -0600, Jason Bacon wrote: > >>>>> Not sure where else to ask this: > >>>>> > >>>>> I'm trying to run Atomistix (http://www.quantumwise.com/) on FreeBSD > >>>> 10.1. > >>>>> The installer runs without a hitch, but I've run into issues with one > >>>> of > >>>>> the main binaries, vnl_exec. > >>>>> > >>>>> First problem was a missing libgomp. linux-c6-devtools installs a > >>>>> dangling link in: > >>>>> > >>>>> /compat/linux/usr/lib/gcc/i686-redhat-linux/4.4.4/libgomp.so > >>>>> > >>>>> I fixed this by patching the port to include > >>>> libgomp-4.4.7-11.el6.i686.rpm. > >>>>> That got vnl_exec past all the link errors, but now I'm running into > >>>> this: > >>>>> Traceback (most recent call last): > >>>>> File "<string>", line 1, in <module> > >>>>> File "./zipdir/NL/__init__.py", line 17, in <module> > >>>>> File "./zipdir/NL/ComputerScienceUtilities/Singleton.py", line > >>>> 120, > >>>>> in <module> > >>>>> File "./build/lib/python2.7/multiprocessing/__init__.py", line > >>>> 183, > >>>>> in RLock > >>>>> File "./build/lib/python2.7/multiprocessing/synchronize.py", line > >>>>> 172, in __init__ > >>>>> File "./build/lib/python2.7/multiprocessing/synchronize.py", line > >>>> 75, > >>>>> in __init__ > >>>>> OSError: [Errno 38] Function not implemented > >>>>> > >>>>> From what I've found on the Linux forums, this is indicating that > >>>> the > >>>>> app requires a tmpfs mounted on /dev/shm as an IPC interface. Is > >>>> there > >>>>> any way to emulate this on FreeBSD? > >>>>> > >>>> yes, see r218497 commit description. it seems to me that you should > >>>> mount tmpfs somewhere > >>> You can use devfs.conf for this, add: > >>> link /tmp shm > >>> > >>> Hope that helps, > >>> Miguel > >>> > >>> > >> Got it working. There was a minor configuration issue preventing shm > >> from working. I also had to create a linux-c6-libudev port, which I'll > >> submit along with an atomistix-installer port (like > >> math/matlab-installer) once I've done more thorough testing. > >> > > nice, however, can u try without defvs magic? glibc look through /proc/mounts > > to find tmpfs mount point if cant find /dev/shm. > Another interesting twist... > > The installer won't run when tmpfs is mounted, so I have to disable > tmpfs in order to reinstall and enable it again after installation. > > Note the failed linux_fcntl64 in the truss output below ( < lines mean > tmpfs is enabled ). Full truss output is attached. Might this be an > unsupported fcntl command? > > FreeBSD manatee.acadix bacon ~ 404: diff truss.out truss-no-tmpfs.out | > grep fcntl > < linux_fcntl64(0x3,0x2,0x1,0xc84cb0,0x20de6ff4,0x6) = 0 (0x0) > > linux_fcntl64(0x3,0x2,0x1,0xc84c48,0x20de6ff4,0x6) = 0 (0x0) > < linux_fcntl64(0x4,0x2,0x1,0xffff94a0,0x20de6ff4,0x6) = 0 (0x0) > > linux_fcntl64(0x4,0x2,0x1,0xffff94d0,0x20de6ff4,0x6) = 0 (0x0) > < linux_fcntl64(0x4,0x2,0x1,0xc9dbe8,0x20de6ff4,0x6) = 0 (0x0) > > linux_fcntl64(0x4,0x2,0x1,0xc9fc30,0x20de6ff4,0x6) = 0 (0x0) > < linux_fcntl64(0x7,0x2,0x1,0xffffa3ec,0x20de6ff4,0x6) = 0 (0x0) > < linux_fcntl64(0x8,0x2,0x1,0xffffa3ec,0x20de6ff4,0x6) = 0 (0x0) > > linux_fcntl64(0x7,0x2,0x1,0xffffa41c,0x20de6ff4,0x6) = 0 (0x0) > > linux_fcntl64(0x8,0x2,0x1,0xffffa41c,0x20de6ff4,0x6) = 0 (0x0) > < linux_fcntl64(0x4,0x2,0x1,0xffff84d0,0x20de6ff4,0x6) = 0 (0x0) > > linux_fcntl64(0x4,0x2,0x1,0xffff8500,0x20de6ff4,0x6) = 0 (0x0) > < linux_fcntl64(0x4,0x2,0x1,0xcd1758,0x20de6ff4,0x6) = 0 (0x0) > > linux_fcntl64(0x4,0x2,0x1,0xcd0df0,0x20de6ff4,0x6) = 0 (0x0) > < linux_fcntl64(0x2,0x3,0xffffa3f8,0x2,0x20de6ff4,0x6) = 1 (0x1) why you are not using ktrace? it has more readable output. > > linux_fcntl64(0x4,0x2,0x1,0xffff77b0,0x20de6ff4,0x6) = 0 (0x0) > > linux_fcntl64(0x4,0x2,0x1,0xccfcb8,0x20de6ff4,0x6) = 0 (0x0) > > linux_fcntl64(0x4,0x2,0x1,0x0,0x20de6ff4,0x6) = 0 (0x0) > -- chd, Have fun!
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20150102172835.GA9873>