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Re: Memory usage report
From: |
Stefan Monnier |
Subject: |
Re: Memory usage report |
Date: |
Fri, 18 Sep 2020 11:15:02 -0400 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
>> Well, Lars basically said the same, but neither of you explain _why_
>> would something like that be useful. Do tell, please.
>
> If you see that you've got 13GBs worth of cons cells, you might wonder
> what variable that's holding on to them. The list of "largest
> variables", with `some-stupid-mode-I'd-forgotten-about-cache' on top
> will give you a hint.
Eli's question boils down to: can you point to a concrete case where
this would have been useful?
I have done such digging once or twice when the Lisp heap was taking
more space than I expected, but it's quite rare IME (and apparently in
Eli's as well).
So, while it might be nice to add it to `memory-usage` it's unlikely to
help in the more common cases of excessive memory use where the memory
is eaten up by objects allocated in the C part of the heap.
Stefan
- Re: Memory usage report, (continued)
- Re: Memory usage report, Eli Zaretskii, 2020/09/18
- Re: Memory usage report, Lars Ingebrigtsen, 2020/09/18
- Re: Memory usage report, Eli Zaretskii, 2020/09/18
- Re: Memory usage report, Lars Ingebrigtsen, 2020/09/18
- Re: Memory usage report, Eli Zaretskii, 2020/09/18
- Re: Memory usage report, Lars Ingebrigtsen, 2020/09/18
- Re: Memory usage report, Eli Zaretskii, 2020/09/18
- Re: Memory usage report, Ihor Radchenko, 2020/09/18
- Re: Memory usage report, Eli Zaretskii, 2020/09/18
- Re: Memory usage report, Lars Ingebrigtsen, 2020/09/18
- Re: Memory usage report,
Stefan Monnier <=
- Re: Memory usage report, Lars Ingebrigtsen, 2020/09/18
- Re: Memory usage report, Eli Zaretskii, 2020/09/18
- Re: Memory usage report, Lars Ingebrigtsen, 2020/09/19
- Re: Memory usage report, Eli Zaretskii, 2020/09/19
- Re: Memory usage report, Eli Zaretskii, 2020/09/18
- Re: Memory usage report, Ihor Radchenko, 2020/09/18
- Re: Memory usage report, Eli Zaretskii, 2020/09/18
- Re: Memory usage report, Lars Ingebrigtsen, 2020/09/18
- Re: Memory usage report, Eli Zaretskii, 2020/09/18
- Re: Memory usage report, Lars Ingebrigtsen, 2020/09/19