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Pastimes : Computer Learning

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To: steve harris who wrote (87247)1/2/2015 10:51:50 AM
From: Thomas A Watson  Read Replies (1) of 110626
 
Basically the same thing happened to me. A few month's back I upgraded from ubuntu 13.10 to 14.04 and I think that is when I got the newer firefox and chrome. On my linux system the firefox became very unstable and hung the system every several days. So I started using chrome exclusively. Then chrome started crapping things. Always getting flash crashed or page script is in lala land messages.

A good part of it was the /etc/sysctrl.conf Another layer of whatever has been added to linux.
It seems part if not most of the problem was my swapiness setting arghhhh....

I came accross

Tales from responsivenessland: why Linux feels slow, and how to fix that
rudd-o.com

It is a short clear explanation of the problem and where you fix it. A rare web page.
I just got a 256 gig ssd to put in the my u14.4 system. Supposedly it will triple to quad the perceived speed of the system.

Anyway when the CPU goes to 99.99% and it seems asleep, I have a root login on ctrl alt F2 where I switch and killall chrome. eventually the system comes back. I am logged in as the system is so slow you cannot login as the login times out.

this will give you your top20 cpu hog processes

ptop120: aliased to ps au |head -1;ps au | sort -r -n -k 3 | head -20 |cut -c"1-120"

the first ps is to give headers at top as sort will displace them.
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