Re: [gentoo-user] Anyone running a Netbook satisfactorily on Gentoo?

[Justin <justin@j-schmitz.net>]

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Grant schrieb:
>>> I've installed and updated Gentoo on my girlfriend's Acer Aspire One
>>> netbook and it's just so slow.  The only things I can think of to
>>> speed it up would be to upgrade the RAM from 1GB (not sure if that's
>>> possible) and/or swap out the SSD for a HD.  Anyone running a netbook
>>> not excruciatingly slow?
>>>
>>> - Grant
>>>
>> I've got an Acer One for my father. I don't know the exact type; it is
>> the one with the 8GB SSD.
>>
>> I found it quiet usable, installed Gentoo with a minimal KDE3 on it.
>> Compiled with -Os, of course. RAM usage is below 256MB most of the time.
>> The only things I didn't get to work are 3D acceleration and the SSD
>> card slots but I haven't invested much time into it.
>>
>> The slowest part of the system is the SSD. It really slows things done
>> when they are loaded for the first time (for example the HTML part of
>> Konqueror takes 3s to load AFTER Konqueror itself came up).
>>
>> The rest of the system is pretty fast for my expectations.I compiled
>> most things in a chroot on my Celeron notebook (2 or 3 times the speed)
>> before moving it over but I really found compiling not _that_ slow. Its
>> usable for most regular updates and even kernels and such alike. For
>> larger packages, I mount an NFS share on /var/tmp/portage because I
>> don't want to wear down the SSD.
>>
>> Other tips:
>> Use ext2 FS. You don't want the journalling to cost you even more
>> performance and wear down the SSD.
>>
>> I wouldn't use laptop-mode. You don't want it to bog down the system
>> when it decides to flush its write cache.
>>
>> No syslog, it will only wear down the disk with many small write cycles.
>>
>> Use the noop IO scheduler (boot parameter elevator=noop). There is no
>> need for a scheduler on an SSD.
>>
>> ArchLinux also recommends deactivating DRI ('Option "DRI" "0"' in
>> xorg.conf) to free up 32MB of memory.
>>
>> Hope this helps.
> 
> Thanks guys, these are the kinds of tips I need.  I really want this
> thing to work out so I can switch over to one.  Lemme see if I've got
> this:
> 
> 1. run xfce4 (already do)
> 2. compile with -Os (I was using -O2)
> 3. use ext2 (I was using ext3)
> 4. don't use laptop-mode (I didn't know it existed)
> 5. no syslog (does this mean don't even emerge a system logger like metalog?)
> 6. use elevator=noop at boot
> 7. deactivate DRI
> 8. upgrade RAM to the max

9. use distcc

> 
> Sound about right?
> 
> - Grant
> 



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