Alternative defaults for swappiness and vfs_cache_pressure

Sean Davis sean at bluesabre.org
Thu Mar 19 12:06:59 UTC 2020


Thanks for the suggestion. I believe optimal settings for these parameters vary from computer to computer. For low-level items like these, we defer to the Ubuntu Desktop team's decisions and defaults.

Thanks!
Sean

On Mar 16 2020, at 7:20 pm, Yousuf Philips <ypharis at gmail.com> wrote:
> Hi Team,
>
> Was having a conversation on twitter about my suggested default presets and someone suggested that we change our default settings for swappiness and vfs_cache_pressure. I don't have enough knowledge about these underlying settings when it comes to desktop performance, so i'm passing it along for your review.
>
> The person mentioned, "In terms of UX on Ubuntu derivatives, sysctl.conf is a big one -- my settings are vm.swappiness=1 / vm.vfs_cache_pressure=50 / vm.dirty_background_bytes=16777216 / vm.dirty_bytes=50331648 ..."
> https://twitter.com/virtualdebris/status/1239239128560140289 (https://link.getmailspring.com/link/C46EBC51-4B57-4B4B-ABF5-A12396272198@getmailspring.com/0?redirect=https%3A%2F%2Ftwitter.com%2Fvirtualdebris%2Fstatus%2F1239239128560140289&recipient=eHVidW50dS1kZXZlbEBsaXN0cy51YnVudHUuY29t)
>
> The person later on in the conversation linked to the below link about it
> https://virtualdebris.co.uk/blog/0508A1B4/project-zebra-where-ive-always-been-going-home-the-long-way-round (https://link.getmailspring.com/link/C46EBC51-4B57-4B4B-ABF5-A12396272198@getmailspring.com/1?redirect=https%3A%2F%2Fvirtualdebris.co.uk%2Fblog%2F0508A1B4%2Fproject-zebra-where-ive-always-been-going-home-the-long-way-round&recipient=eHVidW50dS1kZXZlbEBsaXN0cy51YnVudHUuY29t)
>
> Regards,
> Yousuf
>
>
> --
> xubuntu-devel mailing list
> xubuntu-devel at lists.ubuntu.com
> https://lists.ubuntu.com/mailman/listinfo/xubuntu-devel

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.ubuntu.com/archives/xubuntu-devel/attachments/20200319/7d220c5b/attachment.html>


More information about the xubuntu-devel mailing list