What's happening with 16.04 & 16.10? 100% of RAM being used by nothing!

Martinx - ジェームズ thiagocmartinsc at gmail.com
Thu Oct 6 01:58:09 UTC 2016


On 5 October 2016 at 21:37, Martinx - ジェームズ <thiagocmartinsc at gmail.com>
wrote:

> Guys,
>
>  Something is happening with 3 Ubuntu Desktops that I have, 2 are 16.04, 1
> is 16.10.
>
>  Right after booting the machine, before even login into Unity via
> lightdm, I type "control + alt + f2" to login via console and.... 100% of
> my RAM is being used!
>
>  But nothing is really using it!
>
>  Where did my RAM went to?
>
>  It is not lightdm or the GUI environment, I disable it by running
> "systemctl disable lightdm" and rebooted the desktop, right after login in,
> the RAM is all occupied.
>
>  When I boot into the rescue mode, I can see that my RAM is free, normal
> boot, it is 100% occupied!
>
>  * Rescue mode 127M being used:
>
>  http://imgur.com/a/I4jmj
>
>  * Normal boot (31016M being used!!!):
>
>  http://imgur.com/a/BnllE
>
>  I'm seeing exactly the same problems in 3 different computers!
>
>  It is also, not systemd, I booted using Upstart, same results.
>
>  Looks like that 16.10 is much worse than 16.04, I've just updated my
> Macbook Pro from 16.04, system is so slow that it is unusable, can't browse
> google.ca, for example... Feels like a 586.
>
>  I'll try to boot a Linux kernel from Trusty (3.XX), on Xenial, to see if
> it better behaves.
>
>  Any clue? Something is terrible wrong here...    :-/
>
> Cheers!
> Thiago
>

BTW, here is htop showing that my RAM is 100% being used by nothing!

http://imgur.com/a/1nKkL
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