Date: Wed, 31 Dec 2014 09:23:35 +0300 From: Chagin Dmitry <dchagin@freebsd.org> To: Jason Bacon <bacon@uwm.edu> Cc: emulation@freebsd.org Subject: Re: Linux /dev/shm Message-ID: <20141231062335.GA4533@dchagin.static.corbina.net> In-Reply-To: <54A34D8D.1020000@uwm.edu> References: <54A212A4.1070006@uwm.edu> <20141230064640.GA3354@dchagin.static.corbina.net> <38006823-C20B-4C37-A885-D53192F83EEE@gmail.com> <54A34D8D.1020000@uwm.edu>
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On Tue, Dec 30, 2014 at 07:12:45PM -0600, Jason Bacon wrote: > On 12/30/14 12:54 PM, 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 > > > > > Thanks, this did create a /dev/shm dir linked to /tmp, but I'm still > getting the same error. > > FreeBSD manatee.acadix bacon ~ 414: df > Filesystem Size Used Avail Capacity Mounted on > /dev/ada0p3 447G 17G 394G 4% / > devfs 1.0K 1.0K 0B 100% /dev > procfs 4.0K 4.0K 0B 100% /proc > linprocfs 4.0K 4.0K 0B 100% /compat/linux/proc > tmpfs 5.6G 8.0K 5.6G 0% /tmp > FreeBSD manatee.acadix bacon ~ 415: fgrep tmp /etc/fstab /etc/devfs.conf > /etc/fstab:tmpfs /tmp tmpfs rw 0 > /etc/devfs.conf:link /tmp shm > FreeBSD manatee.acadix bacon ~ 416: ls -al /dev/shm/ > total 16 > drwxrwxrwt 6 root wheel 320 Dec 30 19:05 ./ > drwxr-xr-x 24 root wheel 1024 Dec 30 18:58 ../ > drwxrwxrwt 2 root wheel 0 Dec 30 18:58 .ICE-unix/ > -r--r--r-- 1 root wheel 11 Dec 30 18:58 .X0-lock > drwxrwxrwt 2 root wheel 64 Dec 30 19:05 .X11-unix/ > drwxrwxrwt 2 root wheel 0 Dec 30 18:58 .XIM-unix/ > drwxrwxrwt 2 root wheel 0 Dec 30 18:58 .font-unix/ > FreeBSD manatee.acadix bacon ~ 417: QuantumWise/VNL-ATK-2014.1/bin/vnl > 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 > > I'll keep tinkering... > ok, try to debug. run ktrace -d -i /path/to/app, then kdump -HAR > app.log -- Have fun! chd
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