Re: F14 os3 development image released (XO-1 and XO-1.5)

2010-11-27 Thread Daniel Drake
On 27 November 2010 02:43, Bernie Innocenti ber...@codewiz.org wrote:
  * Despite the initrd optimization and ext4, boot time the same of
   before: 30 seconds (36 seconds on the first boot, due to ssh keys)

The big difference is on XO-1.

  * Automatic power management seem to have improved a lot and is
   almost unnoticeable. However, can't we disable it while the
   laptop is on AC?

With the exception of wake-on-multicast for salut collaboration, there
have been no coordinated improvements in that area so I'm surprised if
you notice anything. Good news anyhow.

When this has been discussed before the answer has been no. Any
deployment is going to want to save power even when on AC because of
the electricity bill (remember we aren't just talking 1 laptop). And
moreso because the laptop can't detect AC vs another power source. I
don't see any new arguments this time around.

Nevertheless I think you can configure this in the powerd config.

Daniel
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Re: F14 os3 development image released (XO-1 and XO-1.5)

2010-11-27 Thread Yioryos Asprobounitis


--- On Sat, 11/27/10, Daniel Drake d...@laptop.org wrote:

 From: Daniel Drake d...@laptop.org
 Subject: Re: F14 os3 development image released (XO-1 and XO-1.5)
 To: Bernie Innocenti ber...@codewiz.org
 Cc: OLPC Devel devel@lists.laptop.org, fedora-olpc-list 
 fedora-olpc-l...@redhat.com
 Date: Saturday, November 27, 2010, 4:12 AM
 On 27 November 2010 02:43, Bernie
 Innocenti ber...@codewiz.org
 wrote:
   * Despite the initrd optimization and ext4, boot
 time the same of
    before: 30 seconds (36 seconds on the first boot,
 due to ssh keys)
 
 The big difference is on XO-1.

Tried it on the XO-1.
os3 on the XO-1 boots 15 sec faster than the XO-1.5 running os353!

Power management on the XO-1 is the best in a long time. Only the wakeup 
flicker gives it away.

I do not know if it is my lucky day but the XO-1 (CL2) touchpad also feels 
considerably less jumpy, particularly when it runs with a swap partition (on an 
SDcard) which BTW is almost mandatory for adequate use.

Activities-wise as mentioned tam-tam and record do not work on the XO-1 too but 
terminal fonts are fine. No issues on GNOME other than Squeak that fails to 
launch because can not find the image (a problem with all F11/F14 builds in 
GNOME)

Overall a very nice and promising build.

The only issue is its size. Just the build with added audio/video codecs leaves 
~220Mb free space and that's without wiki or library bundles. 

Maybe F14 XO-1 builds could be build as (2-4GB) SDcard images.
NAND could be used for home and swap (or the other way around)  



  
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Re: F14 os3 development image released (XO-1 and XO-1.5)

2010-11-27 Thread Paul Fox
da...@lang.hm wrote:
  On Fri, 26 Nov 2010, Samuel Greenfeld wrote:
  
   On 11/26/2010 9:43 PM, Bernie Innocenti wrote:
 * Automatic power management seem to have improved a lot and is
   almost unnoticeable. However, can't we disable it while the
   laptop is on AC?
  
   I'm pretty certain I recall reading that XOs show the charging indicator
   light to show they have enough external power to charge.  The charging
   light does not necessarily indicate that there is external power to
   charge the battery and run the laptop at the same time purely from an
   external power source.
  
   XO's do not presume that the external power source is an AC adapter,
   allowing a wide range of input tolerances before you damage the
   computer.
  
  that's fine for the default, but there should be some way to tell the 
  system that when I plug it in to external power, that can be considered AC 
  and disable automatic power management.

the dim, blank, and sleep timers can all be set separately for the
externally powered case, and set to 0 to disable them completely.  by
default they're set the same for both battery and external power.  the
one setting that's different in the default config is that on battery,
they system will eventually shut down on its own.  on external power,
it will not.

(btw -- that last setting (when to shut down when sleeping) is set to
just 1 hour.  since the 1.5 can stay asleep for several days before the
battery goes, one hour is probably a bit aggressive.

paul

  
  David Lang
  
 There is a somewhat stale wiki page at
   http://wiki.laptop.org/go/Battery_and_power with a lot of user comments
   about what happens if you try to charge an XO via various alternative 
   means.
  
   ---
   SJG
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=-
 paul fox, p...@laptop.org
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Re: F14 os3 development image released (XO-1 and XO-1.5)

2010-11-26 Thread Walter Bender
On Fri, Nov 26, 2010 at 12:49 PM, Daniel Drake d...@laptop.org wrote:
 Thanks to everyone who provided feedback on os2. New build is ready:

 http://wiki.laptop.org/go/F14_for_XO (any help on the wiki page appreciated!)
 http://build.laptop.org/F14/os3/

 Notably, suspend/resume is much more reliable and the graphics
 glitches are gone.

 Fixed tickets are:

 #10460  DCON bad state on first suspend
 #10461  XO-1.5 messes up serial console during resume
 #10464  boot partition not mounted on partitioned XO-1
 #10467  serial console getty unusable after S/R
 #10478  'About my Computer' shows: :Wireless Firmware: Not Available
 #10455  libertas-related slab corruption
 #10459  libertas cfg80211 slab corruption

 and:

 Latest F14 updates
 Linux 2.6.35.9
 UVC + ldusb support
 xorg.conf.d for cleaner X configuration
 Firmware Q3A61 for XO-1.5

 Please test and feed back!

You may want this patch:

http://git.sugarlabs.org/sugar/mainline/commit/c0885c5fe55dca2d9fb4df32b7a4e9bae95a301b

or the updater will not work with Python 2.7 (see SL #2491).

-walter

 Daniel
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-- 
Walter Bender
Sugar Labs
http://www.sugarlabs.org
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Re: F14 os3 development image released (XO-1 and XO-1.5)

2010-11-26 Thread Bernie Innocenti
On Fri, 2010-11-26 at 17:49 +, Daniel Drake wrote:
 Thanks to everyone who provided feedback on os2. New build is ready:
 
 http://wiki.laptop.org/go/F14_for_XO (any help on the wiki page appreciated!)
 http://build.laptop.org/F14/os3/
 
 Notably, suspend/resume is much more reliable and the graphics
 glitches are gone.
 
 Fixed tickets are:
 
 #10460DCON bad state on first suspend
 #10461XO-1.5 messes up serial console during resume
 #10464boot partition not mounted on partitioned XO-1
 #10467serial console getty unusable after S/R
 #10478'About my Computer' shows: :Wireless Firmware: Not Available
 #10455libertas-related slab corruption
 #10459libertas cfg80211 slab corruption
 
 and:
 
 Latest F14 updates
 Linux 2.6.35.9
 UVC + ldusb support
 xorg.conf.d for cleaner X configuration
 Firmware Q3A61 for XO-1.5
 
 Please test and feed back!

I've tested on an XO-1.5. Here are a few quick bug reports from my first
20 minutes of usage:

== OS ==

 * Despite the initrd optimization and ext4, boot time the same of
   before: 30 seconds (36 seconds on the first boot, due to ssh keys)

 * Graphics seem a lot more fluid on the XO-1.5. Not sure why,
   I like it.

 * AC plug/unplug events don't have any effect on the battery
   frame icon.

 * Automatic power management seem to have improved a lot and is
   almost unnoticeable. However, can't we disable it while the
   laptop is on AC?


== Sugar ==

 * The spiral view gives an initial impression of using something
   completely new, yet familiar.

 * Spurious password prompts at boot. This has been broken in 0.90
   for a couple of months now. Is anyone working on this bug?

 * This is not a regression, but I just noticed that there's no way
   to connect to a hidden network from Sugar. A possible workaround is
   connecting from Gnome and then switching back to Sugar.

 * The Read activity shouldn't appear in the favorite view.

== Activities ==

 * The Record UI is still broken (tsk tsk :-). Seriously, is anyone
   working on the UI rewrite?

 * The Wikipedia activity fails to start. I think it also failed in
   Dextrose, until we merged a small backwards compatibility fix in
   sugar-toolkit.

 * TamTamMini, TamTamEdit and TamTamSynth fail to start

 * The Help activity is pretty outdated, not localized and generally
   not very useful. It also asks to save to the journal on exit.
   I would recommend removing it until someone improves it.

 * The cursor in Write stops flashing after 2-3 seconds. It does not
   seem to be related with automatic PM.

 * Browse has the 0x0 buttons problem. We fixed it in Dextrose by
   disabling sugar-settings-manager. We also tried to fix the actual
   bug in our XSETTINGS implementation (ask jasg for details).

 * Text in the Terminal is too big. We have a hack to fix this
   in Dextrose which consists in dropping a configuration file
   in ~/.sugar/default/terminalrc at build time.

My overall impression of F14-S0.90 is very positive. I'm sure it won't
take too long before it surpasses the F11 builds in terms of usability
and stability.

Good job!

-- 
   // Bernie Innocenti - http://codewiz.org/
 \X/  Sugar Labs   - http://sugarlabs.org/

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Re: F14 os3 development image released (XO-1 and XO-1.5)

2010-11-26 Thread Samuel Greenfeld
On 11/26/2010 9:43 PM, Bernie Innocenti wrote:
   * Automatic power management seem to have improved a lot and is
 almost unnoticeable. However, can't we disable it while the
 laptop is on AC?

I'm pretty certain I recall reading that XOs show the charging indicator 
light to show they have enough external power to charge.  The charging 
light does not necessarily indicate that there is external power to 
charge the battery and run the laptop at the same time purely from an 
external power source.

XO's do not presume that the external power source is an AC adapter, 
allowing a wide range of input tolerances before you damage the 
computer.   There is a somewhat stale wiki page at 
http://wiki.laptop.org/go/Battery_and_power with a lot of user comments 
about what happens if you try to charge an XO via various alternative means.

---
SJG
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Re: F14 os3 development image released (XO-1 and XO-1.5)

2010-11-26 Thread david
On Fri, 26 Nov 2010, Samuel Greenfeld wrote:

 On 11/26/2010 9:43 PM, Bernie Innocenti wrote:
   * Automatic power management seem to have improved a lot and is
 almost unnoticeable. However, can't we disable it while the
 laptop is on AC?

 I'm pretty certain I recall reading that XOs show the charging indicator
 light to show they have enough external power to charge.  The charging
 light does not necessarily indicate that there is external power to
 charge the battery and run the laptop at the same time purely from an
 external power source.

 XO's do not presume that the external power source is an AC adapter,
 allowing a wide range of input tolerances before you damage the
 computer.

that's fine for the default, but there should be some way to tell the 
system that when I plug it in to external power, that can be considered AC 
and disable automatic power management.

David Lang

   There is a somewhat stale wiki page at
 http://wiki.laptop.org/go/Battery_and_power with a lot of user comments
 about what happens if you try to charge an XO via various alternative means.

 ---
 SJG
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