[CentOS] browsers slowing Centos 7 installation to a crawl

Mon Aug 5 17:38:49 UTC 2019
mark <m.roth at 5-cent.us>

Richard wrote:
>> Date: Monday, August 05, 2019 10:44:00 -0500
>> From: Michael Hennebry <hennebry at web.cs.ndsu.nodak.edu>
>> To be clear, by "Centos 7 installation",
>> I meant a PC on which Centos 7 was installed.
>> In any case, Centos 7 has not always been this slow.
>> Presumably something has changed.
>> I've been living with this for several months,
>> but not forever. I can run compilers and stuff without an internet
>> connection, so I could get some work done.
>> To get that output, I had free running in a loop and waited for
>> the freeze before copy and pasting.
>> I wasn't surprised by the result.
>> Occasionally top shows kswap0 (I think) in a D state.
> Does the system slow down when you have your internet connection
> enabled, but aren't explicitly using it (i.e., not using a browser)? If so,
> look at the netstat output (as root) to see what's going on. You may have
> some process that runs when the connection is enabled that is taking up
> system/network resources.
> Separately, turn off javascript in the browser you are using and see
> if that has an effect.
Javascript - if you're using firefox, install NoScript last week.