Interesting times

May 05, 2009 19:24

Been playing with Ubuntu 9.04 on my Thinkpad X31 since a month or so ago. Mostly it runs rather well and the onscreen notifications look great ( Read more... )

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paulathomas May 5 2009, 20:08:11 UTC
I am using 9.04 on a netbook (acer aspire one) and so far it's been good. I even using Netbeans on it doing some neural network and 'bot programming! As well as having php, apache, and mysql running, it runs quite fast, gets a bit slow on netbeans occasionally (especially when I am plotting a phase plane for a Van de Pol equation or similar), but it largely runs well.

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liam_on_linux May 5 2009, 23:57:54 UTC
Well, this is part of the thing. The X31 was current about 3-4yr ago; netbooks are current ( ... )

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madmosh_uk May 5 2009, 20:48:44 UTC
'scuse the noob...

I'm therefore assuming that adding the line to the xorg.conf while Compiz is selected as the manager will cause crashage? How does one re-enable Compiz after a quick test? I've tried entering "compiz --help" at a terminal prompt, but it doesn't seem to have a simple option for getting it to take over from another manager.

My performance is diabolical since moving from 8.10 to 9.04. I love the wobbly windows and rotating cube for my desktops, but I can do without them if I can get my smooth-scrolling Firefox back. It's *painful* some some web pages (IGN is a major one) - even flicking back and forth between tabs takes an age.

Apparently there are issues with certain Intel graphics drivers, but if I can sidestep the issue until a new kernel comes along (apparently one of the RCs makes a major difference) then it would be welcome.

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liam_on_linux May 6 2009, 00:10:39 UTC
It won't crash it, /per se/, but it will not be usable any more.

Ways to swap out Compiz:

- insert "metacity --replace" into your list of startup programs (bit of a kludge)

- do an apt-get install fusion-icon and then run it. Assuming it works, add it to your startup programs. Right-click the panel icon to change WMs. (Works fine, easy, but not as permanent as might be desired.)

- completely remove Compiz with: apt-get remove compiz-core (bit drastic)

- turn it off with gconf-editor: go to Desktop -> Gnome -> Applications -> Window_manager, and change the default from "compiz" to "metacity" (bit more elegant)

Do one of these /first/ and once you're sure it's working /then/ disable DRI by inserting the line into xorg.conf. That way you should be pretty safe!

I quite like the effects myself, but I would not especially miss them if they were gone. But I'm a green-screen kinda guy at heart. I like my GUIs simple, clean, monochrome and *FAST*. I don't think anything has ever looked as good as NeXTstep, with its elegant greys and ( ... )

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madmosh_uk May 6 2009, 00:38:51 UTC
Tried a search, but it looks like taking ages... what's the path to metacity? gconf-editor has a full one for compix, but metacity isn't in the same location.

I tried a quick "--replace" and it seemed like it may have made some small difference, but then so did closing Firefox and reopening. Best way to test would be to go the full hog and pop metacity on as the default with the xorg.conf change. See what it's like, but still easy to roll back.

Thanks for the pointers, Liam. Of course, a working flipping kernel would be much better :)

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liam_on_linux May 6 2009, 01:09:31 UTC
I'm on my Windows 7 RC box at the moment, so I can't go looking. I'll check later and let you know. I don't think I bothered with a path, from memory, but you could do:

sudo -s
cd /
find / -name metacity

or simply try

which metacity

from a normal terminal.

While you're trying it out, though, I'd suggest the fusion-icon route. That will do for now.

I've had one comment from a chap I know from a techie mailing list on Facebook saying "Thanks for this, LyX is usable on my X31 now :D" - so it does work, honest!

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