On Mon, Aug 8, 2011 at 11:46 AM, Anders Logg <l...@simula.no> wrote: > On Mon, Aug 08, 2011 at 10:38:37AM -0500, Andy Ray Terrel wrote: >> On Mon, Aug 8, 2011 at 10:27 AM, Johan Hake <johan.h...@gmail.com> wrote: >> > On Monday August 8 2011 04:33:41 Anders Logg wrote: >> >> On Wed, Aug 03, 2011 at 08:49:24PM -0700, Johan Hake wrote: >> >> > Hello! >> >> > >> >> > Why do we write generated code to file when the jit compilation is used? >> >> > This introduce a cause of error which has annoyed me for some time now. >> >> > Instead of writing the code to file and then in ufc.build we just read >> >> > the file again, we could just pass the code as a single str. >> >> > >> >> > This would save us for a lot of hassle with file access during server >> >> > run. When several runs are commited and executed at one time I >> >> > experience a lot of runs that stops prematurely because of file access >> >> > problem. This "should" have been fixed by some file locking mechanism >> >> > which really is not working. >> >> > >> >> > If you think this is a cool thing to do I can do the work. We just have >> >> > to add a parameter, or an extra argument to some ffc functions and >> >> > change the interface to ufc.build. >> >> >> >> One advantage is that it's possible to inspect the generated code in >> >> ~/.instant/cache if it fails. >> > >> > That is true. But this can be accomplished by looking into the generated .i >> > file instead. >> >> As FEniCS tries to run on bigger machines, the need to not write to >> files becomes more important. Many of the top machines do not have >> disk and other things. I think this feature would be necessary for >> those machines. > > But isn't the problem still there? We still need to write the .i file, > and gcc spits out a .so file. And other files are still being written > to the cache directory, so I don't see the big benefit in removing > only one of those files.
Yup those files would have to be addressed as well. Just throwing my 2 cents in because I have been bit by all the files FEniCS writes out. -- Andy > > -- > Anders > > >> -- Andy >> >> > >> > Johan >> > >> > _______________________________________________ >> > Mailing list: https://launchpad.net/~ffc >> > Post to : ffc@lists.launchpad.net >> > Unsubscribe : https://launchpad.net/~ffc >> > More help : https://help.launchpad.net/ListHelp >> > >> >> _______________________________________________ >> Mailing list: https://launchpad.net/~ffc >> Post to : ffc@lists.launchpad.net >> Unsubscribe : https://launchpad.net/~ffc >> More help : https://help.launchpad.net/ListHelp > _______________________________________________ Mailing list: https://launchpad.net/~ffc Post to : ffc@lists.launchpad.net Unsubscribe : https://launchpad.net/~ffc More help : https://help.launchpad.net/ListHelp
