On 07/20/2018 04:21 AM, Chris Caudle wrote:
On Fri, July 20, 2018 3:52 am, david wrote:
And I figured out where to put pti=off on my various GRUB lines, so now
it boots with it off. And my desktop latency is back to 10msecs. :)
That is good to know. And depressing, one more thing to add to the latency
performance checklist. Set RT permissions, add user to audio group, etc.
...oh, and one last thing, you need to decide whether you want better
performance or want to protect against malicious software reading you
kernel memory. You do have separate dedicated computers for audio and
banking, right? And a third for general web use? Just make sure you
banking and web browsing computers leave PTI enabled, it's probably OK to
disable it on your dedicated audio computer since you don't connect it to
the Internet.
Mozilla implemented Meltdown/Spectre patches beginning in v57.0.4:
https://news.softpedia.com/news/mozilla-firefox-57-0-4-released-with-meltdown-and-spectre-patches-519241.shtml
And I always run with Javascript disabled plus adblocking to keep out
unwanted intrusions on my browsing experience. ;)
--
David W. Jones
gnome@xxxxxxxxxxxxx
authenticity, honesty, community
http://dancingtreefrog.com
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