Recently, I have on two occasions with Joyride (2229+, 2232) pressed
ctl-alt-erase in order to restart Sugar. Both times. when Sugar
came up, the Journal screen told me 'Your journal is empty'.
If unwanted emptying of the Journal were to be experienced by
others (in addition to me), then I
I have a general question. I'm going to be helping some Ship.2 G1G1
users (without developer keys) to perform off-line-upgrades of their
systems. Currently I have to data mine through the wiki to verify
which builds are signed (and can be applied from an USB stick).
Things in
olpc-update is presently only runnable on machines which have already
passed the boot-lock; therefore its operation does not require any
additional signatures.
Thank you. Now it makes sense to me -- a wrongdoer can insert a
device and try booting it (e.g., the four-game-button press) -- so
Happened to notice *two* entries for the same Activity (different
versions) in the list view of Home. [I don't know *how* that
happened to come about.] Investigated, and found that while I had
manually (with 'sugar-install-bundle) installed the current version
of that Activity, there was
G1G1, Joyride 2241. In one Terminal session started mplayer -- it
was playing a movie. Went to another Terminal session, and entered
some commands. Noticed that not all of the text on that screen was
equally distinct - some of it was paler than others. Noticed that
*which* text was paler
G1G1, Joyride 2241. In one Terminal session started mplayer -- it
was playing a movie. Went to another Terminal session, and entered
some commands. Noticed that not all of the text on that screen was
equally distinct - some of it was paler than others. Noticed that
*which* text was paler
Booted faster 2344 (manually upgraded from 2343). In Sugar, pressed
'rotate' button. XO screen went white, no controls worked except
for holding the power button down for four seconds -- to power off.
mikus
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It is the video chip's feature that it can display a video overlay over
the RGB bitmap. The pixels where the overlay can be seen is defined by a
colorkey (what was 0xFF00FF in the example), or the alpha component of
the display RGB bitmap (not used on the XO since the change 16 bit
bitmaps).
Eben wrote:
There has been lots of confusion about the difference between mesh and APs.
They're really not the same at all, apart from the fact that they both
depend on the radio. The new design no longer treats the mesh channels as
objects in the Neighborhood view. Instead, there will be
Albert just filed a ticket saying that when there is an ethernet
connection, the user would expect *that* to be used (instead of
wireless). I agree.
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Tried latest Faster -- is the small 'rodent' supposed to be cute ?
Encountered at least two hurdles. Would someone please answer for me:
1) The control panel let me get into xfce. But HOW is one
supposed to get back from xfce to Sugar? I did not see
anything like a 'Control
When I am looking at the (full-screen) video output, if what I see
involves a 'video overlay' -- that's fine with me. But when I
switch away from the 'session' displaying the video output, I
don't want interference to what I'm currently looking at (whether
that interference comes from a
My _wish_ is simple: I want a chance to contact (for Chat, or for
collaboration) another XO at a different location. Basically, for
me to initiate that, that other XO's icon needs to be shown in my
Neighborhood view.
Currently, only icons from the LOCAL mesh to which I am connected
will
Morgan wrote:
My _wish_ is simple: I want a chance to contact (for Chat, or for
collaboration) another XO at a different location. Basically, for
me to initiate that, that other XO's icon needs to be shown in my
Neighborhood view.
Therefore you (and the people you want to contact) need to
First of all. I want to mention that when I first install a Joyride
build, the initial state of the 'inhibit' flags (i.e., filenames) in
/etc and /etc/ohm is not present -- that allows the XO to
'suspend'. Yet on the 'Power' sub-panel within the olpc 'Control
Panel', the 'Automatic power
Been noticing more and more that often my XO acts non-responsively.
For instance - the XO has been sitting there for a minute or more
(in Terminal). I want to key in a command, so I start typing.
Nothing changes. I do *NOT* know if my XO is alive or dead.
Suddenly (after one or more seconds)
[I use ethernet, and 'suspend' currently kills it - so
I have to reboot to again have an ethernet connection.]
Could you file a bug? I don't understand why you have to reboot to
regain your ethernet connection after suspending.
I did back in January (#5990). Guess it's time to add log
... but the idleness threshold obviously isn't working for you.
If I allowed any CPU use at all (ie. the minimal amount you're using
to write to the NAND from the network) to inhibit suspend, suspend would
never happen; kernel threads use CPU in the background all the time.
We look for CPU
This looks a *lot* like how an XO acts when Suspend is on. See if the
power LED has gone off and just blinks occasionally -- that's how you really
tell whether you are in suspend. Power LED on steadily = no suspend.
Power LED off most of the time, blinking on = you're suspended.
Thank you
Paul writes
if you disable that client, is the system UI response normal?
I do not have a straightforward answer. I am seeing MUCH TOO MUCH
variability in whether I see the sluggishness or not.
So far, when I have paused the ever-running client, I've been seeing
normal system UI response.
We shouldn't be patching every program to avoid suspending at various
times. We should be improving the heuristic that the system (Ohm) uses
to decide when to suspend. Once we have better information from the
kernel about what the running processes are doing, we'd just have to
rip out all
Paul writes
if you disable that client, is the system UI response normal?
Here are some observations from looking at 'top':
When the 100%-CPU-using client was NOT running, I did not observe
'top' showing anything unusual. I did notice 'olpc-update-query'
running (presumably from 'cron') -- I
By calling 'top' in a Terminal session when the 100%-CPU-using
client is running, I've observed that during unresponsive episodes
the 'top' display freezes -- in other words, it is not just user
input, but also running programs, that are superseded.
Also, the unresponsive episodes are
From the sugar control panel we need to be able to 'reset' or
remove the stored network configuration file. This is important to do
whenever someone makes a change to their AP settings, changes the
password, and it might also help us debug some of the problems we are
seeing with
http://dev.laptop.org/~rsmith/q20117.rom
People who enjoy testing firmware please do so.
Did not succeed in installing this.
Used 'flash' at the esc_prompt to write it onto my XO.
But expected XO to reboot by itself - instead the power light went
off, and I had to manually press the power
... Joe discovered some interesting hangs on
laptops running the sugar activity updater. We believe that these hangs
may be correlated with wireless activity and with the onset of idlesuspend
FYI - just an observation - NOT a request for help
I can't use the activity-updater in the Control
As someone on the activity side of the fence, I like warnings,
Take a look at the kind of warnings I am talking about. Some of
them say that an (unidentified) activity's directory lacks a
MANIFEST file; others that a particular Activity bundle's MANIFEST
file has an invalid entry (the
Proper fix: make the kernel have a per-task inheritable upper
limit on the real-time priority. Perhaps the existing limit
(used for niceness) can even do the job. It's this thing:
I almost always have multiple sessions running on my XO. If one of
those sessions provides me with background
From my point of view - you should be forced to set a component
From my point of view, I deliberately avoid setting a component.
Seems to me that in order to do an adequate job of selecting the
component', the reporter would have to understand what __each__
component does internally, plus
q2e12. Had a customization USB stick. OFW would not recognize
it. [Found out later that having a USB keyboard plugged in caused
this OFW behavior -- when I tried booting without anything external
plugged in except the customization USB stick, OFW recognized it.]
The system started out with
Is there any documentation about when develop.sig would be erased ?
Because our NAND is unpartitioned, reflashing the NAND means that you
lose _all_ data stored on NAND. To avoid this problem in the future,
either keep your developer key on a USB stick or type 'disable-security'
at the OFW
Recently there has been extensive discussion of this on trac, on
sugar, and on devel. What I have gathered from that discussion:
1) To turn OFF both communication with the mesh and communication
with the AP, use the control panel.
But the control panel only has a checkbox for
2) To turn off mesh, click on wireless AP; to turn off wireless AP,
click on mesh (assuming no obstacles caused by bugs).
Yes. If by turn off you mean do not use, in particular.
But will the indicated communications mode persist, or will
Network Manager soon switch
... found that people are using
'org.laptop' as a prefix incorrectly (if everyone uses org.laptop as a
prefix, then OLPC loses the ability to assign unique names in this domain).
Undoubtedly people who are dbus developers understand the proper use
of the organization_namespace. But suppose
Don't have wireless at home. Do have enough external devices
plugged in to need an USB hub (separately powered).
Had two XOs set up identically - with the ethernet adapter connected
at the hub (so adapter power is supplied even when the XO suspends).
The first XO connected fine to the wired
Scratch-6.xo is now at
http://dev.laptop.org/~cscott/bundles/Scratch-6.xo
I attempted to install Scratch-6.xo with 'sugar-install-bundle'.
Aside from LOTS of warning messages about invalid entries in
MANIFEST, the bundle install crashed with
Traceback (most recent call last):
File
I surveyed authors/maintainers of activities hosted in dev.laptop.org
git over the past few weeks. The results are summarised at
http://wiki.laptop.org/go/User:Morgs/Activities_survey
I wish that your list were more of a reference document. [For
instance, you have left off authors *you* know
More often than I like, if the XO is sitting there with a black
screen (I have suspend inhibited, but this is the screensaver), if I
then start typing quickly on my external USB keyboard, what the XO
appears to be receiving is all the characters I have typed in,
except for the very first
The current devkey hassles should be resolved in 9.1, when we will add
a Security module to the control panel, including a section for dev
keys. This new interface will explain what a key is, offer a 'Request
key button, indicate progress, and automatically handle the
installation of the new
What would a concise and accurate definition of the wireless lights
(for 8.2) be?
To ordinary users, they are 'Meaningless eye candy'.
They appear to not be 100% reliable if lit.
They certainly are meaningless when blinking.
They even appear to not be 100% reliable if not lit.
Deeply
mikus wrote:
What would a concise and accurate definition of the wireless lights
(for 8.2) be?
To ordinary users, they are 'Meaningless eye candy'.
They appear to not be 100% reliable if lit.
They certainly are meaningless when blinking.
They even appear to not be
Remove numpy usage from the shell
I have not been following this thread - but:
There were several Activities (not just Measure) which used
'numeric'. Then 'numeric' was removed from the builds. I don't
know what those Activities are using now. My concern is that if
they happened to switch
When there has been an unconnected period (e.g., while suspended),
the question has been discussed as to WHICH connection ought the
system be trying to re-establish. I agree with those who would like
the 'most recent connection' to be tried first, unless the user has
explicitly indicated some
I notice that Joyride on the XO no longer has a /root directory -
just a link to a nonexistent place. Is that an intentional security
change ?
mikus
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Tried to install (on joyride 2442) with sugar-install-bundle. It
gave me the error message: MalformedBundleException: All files in
the bundle must be inside a single directory whose name ends with
*.activity
mikus
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Then why can't my two XO's running 8.2-759, both connected to the same
access point, see each other to collaborate? Neither one shows up in
the other's Network screen. When I run Write on one, and enable sharing
with My Neighborhood, that copy of Write pops up on its own Neighborhood
Lots of discussion -- but I'm not sure how much benefit the Sugar
*user* might receive.
I think that everybody agrees (myself included) that the user must
be able to call up the Frame anytime. And for typical Activities,
the amount of screen real estate they *themselves* obstruct (which
the
Colors! is far superior to Paint. Colors! is a wonderful activity.
I strongly object, on privacy grounds, to pre-installing the
existing Colors! activity. Without asking for permission, the
current implementation of Colors! activates the camera. I myself do
NOT want the XO to be
In fact, there is a great deal of data from the field in the form of
the activity packs that Peru, Uruguay, et al. developed.
I'm not convinced that they are well-tested. They included News Reader,
which hasn't worked for the last several releases.
News Reader is a strange bird. In
Had a case of subdirectories mysteriously disappearing from
/home/olpc/Activities, including Terminal.activity. Then found that
some Sugar scripts would not run from the text console (ctl-alt-F2).
[It also told me you don't appear to have a connection.] Ended up
manually unzipping Terminal.xo
Been noticing out-of-the-normal behavior once in a while. Latest
was booting, and having the XO not define any /dev/mmcblk0 device.
Rebooted (without any changes), and things were back to normal.
Have also seen (non-reproducible) problems in OFW failing to boot
the NAND, and in Network
The principal goal of this discussion is to make the X Activity
unnecessary by moving that functionality into Sugar's window management.
what percentage of legacy applications are multiwindow? If it is a small
percentage, then maybe we shouldn't be so focused on their support at
the expense
One of the first things I did upon getting my G1G1 was to go into
one of the .py files and __NOOP__ the autoraising of the Frame.
That gave me Sugar screen behavior that was under *my* control.
Now, Sugar has again started to interfere with what I am doing --
by raising the Frame when I
Have you tried removing your old/previous network configuration?
This can be done in the Control Panel Network Discard network history
I realize this is the politically correct response to AP connect
problems.
But I'm a G1G1 owner, who carries his XO to many locations, each of
which has
Had a secured XO. Installed 711. Last night started a 1+ GB rsync
(from another XO), then went to bed. This morning, found that the
secured XO had suspended (power light slowly flashing), thereby
dropping power to the USB adapter I was using for the transfer.
The secured XO __HAD__ the file
If from Journal I double-click on a Paint activity icon, I get two icons
in the Frame, one of which has a doubled menu (Paint Activity - Resume
- Stop - Resume - Stop) that I can't resume or stop. When I tried to
reproduce I got two icons, the first had the doubled menu, but this time
the
Applications which I intend to use in the near future I keep
resident (Sugar Activities in /home/olpc/Activities, Linux
applications on my permanent SD card). Those I access rarely I
keep on a removable storage device.
Just now was using Journal to access Activity bundles kept on a
removable
Noticed there's a new q2e19. But it, like its predecessors, leaves
the microphone alive (to be turned off, at about the fourth dot,
by the loading of the os).
I deliberately avoid saying anything while the XO boots, in case it
is surreptitiously recording me. But I *wish* OFW would turn the
The only case in which OFW turns on the microphone is during an
explicitly-invoked selftest operation - a test-all from the keyboard or
the game button, or test /audio. That is not part of the normal boot
sequence.
The microphone light does come on during the OS startup sequence. It
The green laptop signifies that NAND FLASH is being searched for boot
files (developer key, activation lease key, kernel, ramdisk).
Thank you very much.
Now it makes sense for me -- I normally have a permanent SD card,
which has the developer key on it. So I do not see the green icon,
since
Disclaimer: these are my personal opinions
A feeling I have had all along is that it is not easy for a user to
develop a sense of how to use my machine effectively. For
instance, the wiki seems to have so much information that the
visitor can get overwhelmed.
I've tried to help by putting
Fully qualified names (file names) are simple. They are misused to the
extent that users give things strange or confusing names. But, the
names are qualified and the users can encounter their work simply by
remembering most components of the name. The concept is
straightforward: given this
Tagging isn't as much of an issue as being able to save files
to a USB key easily.
I'm trying to think of why a kid would want to save files to a USB
key. Normally, except for off-loading objects to a school
repository (a process about which I know nothing), 'files' would be
kept at the XO
Deniz Kural wrote:
This whole why would you need a USB in mongolia? conversation shows how
out of touch some people on this list are with the people the project is
trying to reach.
People live miles and miles away from one another (in Mongolia), and it is
entirely normal to travel to your
Deniz wrote:
... I also think, since this is a significant investment for many people,
referring to my original example of a teacher typing up a reading (from a
book let's say, or a handout) on a regular computer s/he already has back
home, and being able to transfer files back and forth on
2) I then tried to install and use TuxPaint versions 1 and 2 and Squeak.
I notice that except for the kernel package squeak-vm, Squeak does
not seem to be present in 767. There are available a number of
optional Activities programmed in squeak, but I don't have any
installed currently.
As
Mention has been made from people in the field that it takes effort
for a teacher to gather the results of an assignment. Seems to me
that collaboration facilities ought to be extended so that push
(for pre-established circumstances) is as easy to use as pull.
mikus
Flashed a G1G1 system (without developer key) with the signed 767-4
custom image. Unfortunately, was running as root and did not
immediately look at the olpc user home directory.
By the time I got around to looking at /home/olpc, it had lots of
things in it from an older? version of Opera. I
Under the topic Clarifying the zoom levels, Eben wrote:
... a way to branch out further and switch collaboration servers in a
way friendlier than the control panel.
A problem has already been described - that the existing Control
Panel takes over the screen, preventing the user from seeing /
Please use 8.2.0. This problem has been resolved in 8.2.0, by making each
Activity launch take over the screen immediately. In 8.2.0, users can see
immediately that their click was registered, and cannot easily launch
another instance until the current one finishes loading.
Implementation
Joyride 2521. When as root I type in the 'passwd' command (in
Terminal) and it asks me for the new UNIX password, I see 14
repetitions of the message:
(data fread failed): Input/output error
These messages do not show up when it asks me to retype the new UNIX
password (as confirmation).
Right now, any customizations such as printer support or additional
applications get wiped whenever there is an os update.
I've been wrestling with concepts like this ever since I got my
G1G1. The XO-1 limitation is the available storage. Sooner or
later, both the executables and the data
At noon Nov 4 I'm viewing the amount of 0.83 available in Joyride
(it's approximately zero) as indicative of the consideration being
shown by the Sugarlabs and the OLPC communities to those who are not
running jhbuild.
mikus
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As of this moment, when I try to run yum, it tells me Cannot
retrieve repository metadata (repmod.xml) for repository:
olpc-joyride. Please verify its path and try again.
[I haven't changed anything at my end since yum worked for me.]
mikus
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genesee writes:
NetworkManager-0.7 and/or NetworkManager-glib killed my Neigborhood view.
Same problem here. But I'm using a wired ethernet connection --
and with this new NM this is the FIRST time ever that my wired
connection is being correctly re-established following a suspend !!
mikus
Daniel writes:
On Sun, Nov 9, 2008 at 12:13 AM, Mikus Grinbergs [EMAIL PROTECTED] wrote:
genesee writes:
NetworkManager-0.7 and/or NetworkManager-glib killed my Neigborhood view.
Same problem here.
We're mid-way through the upgrade to sugar-0.83. And even when that's
done
2553: after I start Terminal, the keys along the top of the
keyboard no longer work - not the Views, not Frame - nuthin'.
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G1G1, recent software. The non-pretty-boot text starts out small
but readable. Randomly, at about the time the message Entering
non-interactive startup is output, the text console may switch to a
smaller (and harder to read) font. But on other boot occasions the
text console continues to
... if we are able to fix all of these bugs we'll be in excellent shape
for having a shippable-by-default automatic suspend feature in 9.1
Depends upon how inclusive a definition of excellent one chooses.
[I'm the guy without wireless - I'm running wired ethernet.]
A tremendous amount of
Looking at the official http://dev.laptop.org/roadmap, it is not
clear to me whether an official update to 8.2 (f9) will be released.
My reason for asking is that I have a problem with Network Manager
0.6 (ticket #8343). If there is a chance that 8.2 will be improved,
I will leave that ticket
Comments welcome.
I'm not sure if there is a ticket about this, but when my
recent-joyride G1G1 (which is plugged into AC) suspends, its screen
goes to half-bright -- and stays that way forever.
I don't know if this also happens with XOs which are not externally
powered - but I think there
Is someone working on Neighborhood View for 9.1 ? I'm running
several XOs (two on latest joyride, one on 767), but they are not
connected to any servers. What I see in Neighborhood View is
inconsistent - none of the XOs sees all of the others, and who sees
whom changes from day to day.
When
Wiki.laptop.org is a public-facing Web site used by many, many people who
are not on devel@ or hunt for RT tickets or listen in on VIG meetings. Our
public services - especially during our G1G1 period - are mission-critical
and we cannot treat them casually.
While I sympathize with the use
Carlos wrote (regarding Sugar on an XO):
Apps need to be sugarized.
This is true when Sugar is the primary interface of the target user
population. But the Subject of this topic is XFCE. I am going to
make the assumption that an user sophisticated enough to use XFCE
will be sophisticated
The error I get is:
File /usr/bin/sugar-session, line 30, in module
import gconf
ImportError: could not import gobject: (error was
'/usr/lib/python2.5/site-packages/gtk-2.0/glib/_glib.so:
undefined symbol: PySignal_SetWakeupFd')
mikus
Just now (with olpc-update while using 2577) installed joyride-2579
on my XO, and booted it. To my surprise my XO went into suspend
when left without input - file /etc/ohm/inhibit-suspend was absent.
But going to the 2579 graphic control panel - it shows both
power checkboxes UNmarked.
The Journal entries do not show the object icon - so they cannot be
launched from.
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The Journal entries do not show the object icon - so they cannot be
launched from.
This SEVERE error has now lasted through five Joyride builds.
I'm posting here, rather than write a ticket, as a way to get
quickest to those who can do something about it. Or should users
who have real XOs
I assume from your language that this is a regression, i.e. it worked
six joyride builds ago? This wasn't clear from your original mail, but
is valuable info to have. Can you recall the most recent working
version?
The last time the Joyride Journal did not have the problem was build
2581
I am just making a new snapshot release of sugar since there were some
deps of sugar-toolkit on the sugar package. What is helpful when writing
those emails is always to have a quick look at the logs.
For the impatient ones:
http://koji.fedoraproject.org/koji/taskinfo?taskID=993286
With 2590 the Joyride Journal problem of entries not displaying an
icon (so those Activities can be re-launched) has been corrected.
Thank you, mikus
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WARNING -- since about build 2590 I can get my permanent SD card
(ext2 filesystem) completely corrupted - I've had to restore it
twice. [This is a regression - with 2583 and earlier I never saw
any SD corruption. Note that my systems have multiple USB devices.]
I am unaware of the cause.
I do not have a clear idea of what the user can actually manipulate
regarding his XO's radio. If I have difficulty - so may others.
[There is the general purpose 'radio', and the special purpose
mesh - yet controlling the 'radio' has an impact on the mesh !]
For power management, it makes
+sugar-base 0.83.2-2.olpc4
Good to see this up-leveled -- the previous version of this package
as distributed in Joyride was more than a month old.
However, that still leaves several packages which appear to be more
recent in 'olpc3' than in 'olpc4'. Output of 'yum check-update' :
|
Visited a friend, and helped him install a new build in his XO. The
first time the new build completed booting, he was presented with an
action bar (to request software update) near the top of Home View.
It so happened that the XO had not automatically connected to my
friend's wireless AP -
On a setup with three XOs connected via ethernet (they are all
seeing each other), entered 'olpc-xos -mac'. Saw the following:
| bash-3.2# olpc-xos -mac
| 87916...@linux laptop3
| 04d57...@linux laptop2
| 00:17:C4:10:DC:04 laptop1
| bash-3.2#
My interpretation of this is that what was shown
Some X apps seem to accumulate circles with no way
I have been able to determine to remove dead ones.
I happen to have sugarized Sonata. [There appears to be some
uncertainty in the launching of the mpd daemon that performs the
actual playback.] I do not mind the Sonata gray circle while
-sugar 0.83.4-2.olpc4
+sugar 0.83.3-1.olpc4
What was wrong with sugar 0.83.4 ?
Why not start putting 0.84 in Joyride ?
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What I find discouraging is mentally comparing the responsiveness
in use of F10-based Joyride builds against what I remember (perhaps
mistakenly) of responsiveness with Ship.2 builds. [I don't
currently have a Ship.2 system on hand for direct comparison.]
Examples of my (non-performance)
On Fri, Jan 02, 2009 at 10:56:59PM +0800, Carlos Nazareno wrote:
Ditto. I've tried Sugarizing newer versions of Opera myself, but we're
out of luck because of the Rainbow Security implemented in newer XO OS
builds don't allow writing of files by Activities to certain
directories that Opera
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