bug#37321: 27.0.50; Excessive gc in a use case (el-search)

[Michael Heerdegen]

Eli Zaretskii <eliz@gnu.org> writes:

> IMO, this suggests that your code produces a lot of garbage

Yes, mostly unavoidable afaik.

>, so it is not a good basis for setting the default values.  I would be
>OK with bumping up the default gc-cons-threshold 8-fold, or even
>16-fold, but increasing it by a factor of 256 is too much, IMO: it
>would mean we only GC after consing ~200MB of data, which is about half
>the heap size of my current Emacs session, which has been up and
>running for 28 days, and has 360 live buffers.

Ok, then I'll increase gc-cons-threshold in el-search as it had been
suggested.  Unless you have a better idea of how to handle the garbage
in a way that gc doesn't lower the speed that much (I wish I could
explicitly free the many garbage objects).


Thanks,

Michael.