Christian Brabandt wrote:

> On Di, 14 Apr 2015, Bram Moolenaar wrote:
> 
> > It's weird to exit when running out of memory, that's not what users
> > want.  It's easy to accidentally make a Vim script that consumes all
> > memory.  It's making things easier for developers and worse for users.
> > Considering there are many more users than developers, that's a bad
> > choice.
> 
> Chances are high, your vim will be killed by the kernels OOM killer if 
> you ran out of memory, so that does not make any difference in 
> practice.¹

The kernel killing a process for OOM?  I have never seen that.  I
believe it can happen in Linux if you use fork() and virtual memory, it
allows a process to run even though the memory isn't actually available.
But Vim doesn't do that.

I have seen Vim run out of memory when working with spell files.  That's
why there is incremental compression.

> > Anyway, sometimes it's suffucient to just see what code to change to fix
> > a problem.
> 
> I'll keep an eye on the neovim issues and keep posting here, if I notice 
> any problems that also affect vim.
> 
> ¹) I have an open issue for my csv plugin that makes my vim killed by 
> the kernel. If I have debugged that correctly, this is caused mainly by 
> memline/memfile.c functions causing a massive allocation of memory on a 
> :s command. VimL is mostly innocent and calling garbagecollect() does 
> not help.

Can't we catch the signal and handle it gracefully?

-- 
ARTHUR: The swallow may fly south with the sun, or the house martin or the
        plover seek warmer hot lands in winter, yet these are not strangers to
        our land.
SOLDIER: Are you suggesting coconuts migrate?
                 "Monty Python and the Holy Grail" PYTHON (MONTY) PICTURES LTD

 /// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net   \\\
///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
\\\  an exciting new programming language -- http://www.Zimbu.org        ///
 \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///

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