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  1. Embed this notice
    Lucas Werkmeister (lucaswerkmeister@wikis.world)'s status on Tuesday, 27-Aug-2024 00:19:13 JST Lucas Werkmeister Lucas Werkmeister

    by the way, a Linux lesson that I’m only slowly learning: if you want to have a swap partition (rather than a swap file), for the love of god put it *at the end* of the disk, *after* the file systems

    resizing file systems isn’t fun already, but it’s way easier than moving them, so if you change your mind about your file system / swap size, it’s much easier if you don’t have to move the beginning of the file system partition(s)

    In conversation about 9 months ago from wikis.world permalink
    • Embed this notice
      Mans R (mansr@society.oftrolls.com)'s status on Tuesday, 27-Aug-2024 00:19:11 JST Mans R Mans R
      in reply to

      @LucasWerkmeister What about swap (and filesystems) on lvm/devicemapper?

      In conversation about 9 months ago permalink
      clacke likes this.
    • Embed this notice
      Mans R (mansr@society.oftrolls.com)'s status on Tuesday, 27-Aug-2024 00:19:16 JST Mans R Mans R
      in reply to

      @LucasWerkmeister Surely swap really does become pointless if you have enough RAM, though enough is perhaps more than one might intuitively expect.

      In conversation about 9 months ago permalink
      clacke likes this.
    • Embed this notice
      Lucas Werkmeister (lucaswerkmeister@wikis.world)'s status on Tuesday, 27-Aug-2024 00:19:17 JST Lucas Werkmeister Lucas Werkmeister
      in reply to

      and if you think swap is pointless on modern systems, I recommend reading https://chrisdown.name/2018/01/02/in-defence-of-swap.html, it’s really good (and starts with a tl;dr :P)

      In conversation about 9 months ago permalink

      Attachments

      1. Domain not in remote thumbnail source whitelist: chrisdown.name
        In defence of swap: common misconceptions
        from https://www.facebook.com/christopherdown
        tl;dr: Having swap is a reasonably important part of a well functioning system. Without it, sane memory management becomes harder to achieve.
    • Embed this notice
      Lucas Werkmeister (lucaswerkmeister@wikis.world)'s status on Tuesday, 27-Aug-2024 00:19:23 JST Lucas Werkmeister Lucas Werkmeister
      in reply to
      • Mans R

      @mansr I think the only case where swap is really pointless is if you just have too much RAM.

      Say Firefox allocates a couple hundred megs of memory for JS sources and metadata about JIT compilation (deoptimization info etc.). Unless the website behaves very unexpectedly, that memory is never going to get accessed again.

      What would you rather have in RAM – that, or libxul.so?

      In conversation about 9 months ago permalink

      Attachments


      clacke likes this.

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