Re: [Sugar-devel] [SoaS] Recommendations for running Sugar on standard hardware (non-XOs)?

2014-04-08 Thread Martin Langhoff
Uff, that is fairly dated! I would install latest Fedora with the Sugar Desktop Group as my first attempt. It won't be OLPC-pretty, it'll expect users to log in with username/password, but other than that it should work. hth, m On Tue, Apr 8, 2014 at 12:39 PM, Christoph Derndorfer

Re: [Sugar-devel] shipped languages/locales

2014-03-26 Thread Martin Langhoff
On Wed, Mar 26, 2014 at 7:59 AM, Gonzalo Odiard godi...@sugarlabs.orgwrote: I think was done to preserve space. Not sure if that is a concern now. Yep. It was definitely a concern for XO-1 and for XO-1.5 images for 2GB machines. m -- martin.langh...@gmail.com - ask interesting

Re: [Sugar-devel] Sugar Performance testing

2014-03-10 Thread Martin Langhoff
On Mon, Mar 10, 2014 at 8:46 AM, Gonzalo Odiard godi...@sugarlabs.org wrote: Activity startup time is in the shell.log if sugar have debug enabled. +100 on Gonzalo's recommendations. Also a couple of notes, from memory, - Gobject Introspection turned out to be slow to instantiate (IIRC, dsd

Re: [Sugar-devel] One for Grandma and Grandpa

2014-03-05 Thread Martin Langhoff
On Sat, Mar 1, 2014 at 10:33 AM, Christian Stroetmann stroetm...@ontolab.com wrote: Please, respect our trademarks and our copyrights. Hi Christian! Have you registered your trademarks anywhere? USPTO doesn't know about them, but you could have a registration elsewhere. And I googled your

Re: [Sugar-devel] One for Grandma and Grandpa

2014-03-05 Thread Martin Langhoff
On Wed, Mar 5, 2014 at 10:07 AM, Martin Langhoff martin.langh...@gmail.com wrote: Your website is also a piece of art. Actually, I feel bad. Seems like Apple stole his copyrighted ideas, right down to the ID, http://www.ontolinux.com/community/hardware.htm Christian, you should get in touch

Re: [Sugar-devel] One for Grandma and Grandpa

2014-03-05 Thread Martin Langhoff
On Wed, Mar 5, 2014 at 12:11 PM, Christian Stroetmann stroetm...@ontolab.com wrote: The referenced summary on marc.info can not be understood without prior knowledge and reading the whole threads. Oh, I think anyone reading your trolling emails should get some background on you based on your

Re: [Sugar-devel] One for Grandma and Grandpa

2014-03-01 Thread Martin Langhoff
On Sat, Mar 1, 2014 at 11:11 AM, Christian Stroetmann stroetm...@ontolab.com wrote: Yes indeed we have created a new concept that is basically the transformation of the Sugar learning environment developed solely for very If all you have is a concept, and you are trying to register trademarks

Re: [Sugar-devel] Fwd: [b2g] Introducing B2G to x86

2014-02-28 Thread Martin Langhoff
On Fri, Feb 28, 2014 at 12:00 PM, Christian Stroetmann stroetm...@ontolab.com wrote: In this respect I wrote before, that I do not think that Lego is in control over its registered trademark 'LEGO' anymore, This has nothing to do with Sugar, nor OLPC. Perhaps a mailing list about trademarks is

Re: [Sugar-devel] Feature proposal: ability to start an activity from inside another

2014-01-21 Thread Martin Langhoff
On Tue, Jan 21, 2014 at 3:48 PM, Sam Parkinson sam.parkins...@gmail.com wrote: - Android has a really simple system where you can say go to www.abc.blogs.org in any app that can open it. That opens it in a web browser or in the blogs.org app if installed. This works because the blogs.org app

Re: [Sugar-devel] Mails caught as spam

2013-12-19 Thread Martin Langhoff
Same here -- sugar-devel, IAEP and server-devel. Taught my gmail some manners. thanks for the heads up, m On Thu, Dec 19, 2013 at 8:43 AM, Peter Robinson pbrobin...@gmail.com wrote: On Thu, Dec 19, 2013 at 12:11 PM, Gonzalo Odiard gonz...@laptop.org wrote: Today I have found almost 10 mails

Re: [Sugar-devel] Private vs Public conversations.

2013-10-29 Thread Martin Langhoff
On Mon, Oct 28, 2013 at 11:01 PM, David Farning dfarn...@activitycentral.com wrote: I would like to thank everyone who has provided valuable feedback by participating on this thread. Ahem. You are casting fugly accusations, you can't stand back and thank everyone for their valuable feedback.

Re: [Sugar-devel] Private vs Public conversations.

2013-10-28 Thread Martin Langhoff
On Wed, Oct 23, 2013 at 12:26 PM, Walter Bender walter.ben...@gmail.com wrote: On Wed, Oct 23, 2013 at 12:04 PM, David Farning dfarn...@activitycentral.com wrote: I just wanted to bump this line of questions as, it is the critical I don't speak on behalf of the Association, but I think your

Re: [Sugar-devel] Private vs Public conversations.

2013-10-28 Thread Martin Langhoff
On Mon, Oct 28, 2013 at 8:14 PM, David Farning dfarn...@activitycentral.com wrote: In a private conversation with an Association employee they told me that they conciser Activity Central a competitor because Activity Central increased deployments expectations. Their strategy with regard to

Re: [Sugar-devel] Activity Central's Sugar related priorities.

2013-10-07 Thread Martin Langhoff
On Mon, Oct 7, 2013 at 12:41 PM, David Farning dfarn...@activitycentral.com wrote: As a more incremental approach, Activity Central will continue our deployment-centric work by porting Dextrose to Ubuntu. From a deploy to XOs PoV that sounds like a ton of work. You'll grind against a lot of

Re: [Sugar-devel] Fwd: [XSCE] Re: Client side Moodle transparent auth broken in 13.2.0 stable

2013-08-11 Thread Martin Langhoff
On Sun, Aug 11, 2013 at 1:15 PM, Jerry Vonau je...@laptop.org.au wrote: Good to hear from you Martin. Just to finish this thread off, I was not able to reproduce this behavior with the XO-1s that I have. This appears to affect Anna's machines only. Thanks for the hints to what might be the root

Re: [Sugar-devel] Features: Background image in Home View

2013-03-25 Thread Martin Langhoff
On Mon, Mar 25, 2013 at 11:48 AM, Manuel Quiñones ma...@laptop.org wrote: My first impression is that this feature can potentially hurt the clean design of Sugar at some points: - the icons color semantic - high contrast, accesibility Agreed. IMHO it can be improved by applying a washout --

Re: [Sugar-devel] Window handling for non-Python activities

2013-02-25 Thread Martin Langhoff
On Mon, Feb 25, 2013 at 12:22 PM, Daniel Drake d...@laptop.org wrote: This didn't happen on older versions of Sugar (haven't checked why, maybe the failed to start screen didn't exist before?) This patch seems related:

Re: [Sugar-devel] Query regarding xorg-x11-drv-dove package, on XO-4

2013-02-21 Thread Martin Langhoff
Thanks for the report! Jon Nettlelton is working on that particular driver, and there was a big overhaul that landed in OS29. Could you create a ticket on dev.laptop.org, against 13.1.0? This has nothing to do with Sugar itself... thanks! m On Thu, Feb 21, 2013 at 12:07 PM, Ajay Garg

Re: [Sugar-devel] Hacking onto the appearing and hiding of OSK

2013-01-24 Thread Martin Langhoff
On Thu, Jan 24, 2013 at 10:13 AM, Paul Fox p...@laptop.org wrote: i believe sugar already has code to detect the two modes, since that's how it knows whether to present the OSK or not. Yep. Ajay, I think Write shows you the way :-) m -- martin.langh...@gmail.com mar...@laptop.org --

Re: [Sugar-devel] Hacking onto the appearing and hiding of OSK

2013-01-24 Thread Martin Langhoff
On Thu, Jan 24, 2013 at 12:02 PM, Gonzalo Odiard gonz...@laptop.org wrote: Write does not know what is the ebook switch state, that logic is in the osk. And that's correct. ebook mode is one reason to show the OSK. There are other reasons -- for example, - accesibility - typing in a

Re: [Sugar-devel] Issue on the XO when trying to register to a XS

2012-12-31 Thread Martin Langhoff
On Mon, Dec 31, 2012 at 6:20 AM, lio...@olpc-france.org wrote: Do you already know this issue? What could be the next step to analyze the issue? What happens if you retry registration from the XO? OS versions on XO, XS? If the XO OS is recent, nothing comes to mind, except a transient network

Re: [Sugar-devel] [TRANSIENT] Peer XOs NOT shown in Neighborhood view when Power Management is enabled

2012-12-19 Thread Martin Langhoff
On Wed, Dec 19, 2012 at 5:14 AM, Jerry Vonau jvo...@shaw.ca wrote: Think I found the problem, in powerd we're setting WOL based on this string: if grep -qi : :14B2 /proc/net/tcp but that string is not present in /proc/net/tcp so WOL is not set according to ethtool, but that string

Re: [Sugar-devel] Porting Sugar on Android (Ice cream sandwich)

2012-12-11 Thread Martin Langhoff
Hi Rajiv, your plan seems to have good goals, but is missing some understanding of what you can and cannot do. You cannot run Sugar (a Python-based window manager, based on traditional Linux sw stack) on the Android stack. Way too different. To reach your goals, however, you could try something

Re: [Sugar-devel] Porting Sugar on Android (Ice cream sandwich)

2012-12-11 Thread Martin Langhoff
...@gmail.com wrote: Thanks, Martin. Btw, where did you deduce the name Rajiv from? :) RJv On Wed, Dec 12, 2012 at 1:13 AM, Martin Langhoff martin.langh...@gmail.com wrote: Implement a shell -- replacing the standard Android shell -- that has the main features of Sugar shell -- Regards

Re: [Sugar-devel] Major bugs for Software-Update

2012-11-29 Thread Martin Langhoff
On Tue, Nov 27, 2012 at 11:42 AM, Ajay Garg a...@activitycentral.com wrote: http://bugs.sugarlabs.org/ticket/4274 http://bugs.sugarlabs.org/ticket/4275 Looks like I can play this game too :-/ # 4281 - Activity updater - crashes updating activity m -- martin.langh...@gmail.com

Re: [Sugar-devel] [TRANSIENT ISSUE] 3G-Modem not being recognised

2012-11-21 Thread Martin Langhoff
On Wed, Nov 21, 2012 at 3:07 AM, Alan Jhonn Aguiar Schwyn alan...@hotmail.com wrote: is there a way to block suspend when a class of USB device is plugged? This will be very important.. Disable the automatic power-save (AKA power off usb..) It is already done in many cases. if one device is

Re: [Sugar-devel] [TRANSIENT ISSUE] 3G-Modem not being recognised

2012-11-20 Thread Martin Langhoff
Ajay, folks, please indicate OS version, XO model, steps to repro (even if intermittent), and collect kernel logs so we can see WTH is going on. Otherwise we can only say maybe and speculate -- good stuff for idle converstation at a bar, but not productive if you want to see the problem

Re: [Sugar-devel] [TRANSIENT ISSUE] 3G-Modem not being recognised

2012-11-20 Thread Martin Langhoff
On Wed, Nov 21, 2012 at 2:40 AM, James Cameron qu...@laptop.org wrote: I don't think having an end-user with no experience with USB IDs add an entry to the usb-inhibits file, or having to remember to turn off a major feature is the correct long term solution IMHO. You guys are driving OOB, so

Re: [Sugar-devel] Renaming the Telescope activity to Scope

2012-11-19 Thread Martin Langhoff
On Mon, Nov 19, 2012 at 11:58 PM, Chris Leonard cjlhomeaddr...@gmail.com wrote: As I recall, this activity was already renamed once from xoscope after it became clear it was colliding in name space with an oscilloscpe activity. Renames are a pain in infrastructure, and in upgrade handling for

Re: [Sugar-devel] [FEATURE-BROKEN] Send to Friend feature not working in os11

2012-11-16 Thread Martin Langhoff
How about filing a bug? :-) m On Fri, Nov 16, 2012 at 12:26 PM, Ajay Garg a...@activitycentral.com wrote: Hi all. On XO-1.75s, os11 image, the Send to Friend feature isn't working. Is it a known issue? Doing a simple textual send to search on bugs.sugarlabs.org did not yield anything

Re: [Sugar-devel] Datastore is broken

2012-11-08 Thread Martin Langhoff
Thanks for the heads up! Fix attached, m On Thu, Nov 8, 2012 at 1:11 PM, Daniel Narvaez dwnarv...@gmail.com wrote: Not sure if it breaks anything but it doesn't sound good, with the latest git: Traceback (most recent call last): File

Re: [Sugar-devel] [PATCH 0/7] datastore: handle ENOSPC gracefully

2012-11-07 Thread Martin Langhoff
On Wed, Nov 7, 2012 at 2:31 AM, Simon Schampijer si...@schampijer.de wrote: Thanks Martin, Sam and Manuel for your work on this. The datastore runs here fine. I pushed the changes. Will be available in 0.97.2. Great! I was going to write a longer thank-you for the review, but I ran out of

Re: [Sugar-devel] Datastore is broken

2012-11-07 Thread Martin Langhoff
On Wed, Nov 7, 2012 at 11:51 AM, Simon Schampijer si...@schampijer.de wrote: On 11/07/2012 02:45 PM, Daniel Narvaez wrote: Buildbot tests are failing, apparently because of a datastore issue I owe you two a beer. A mighty big beer. Thanks for spotting this thinko before it landed in an OS

Re: [Sugar-devel] Datastore is broken

2012-11-07 Thread Martin Langhoff
Hmmm, mkdir??? I'd suggest touch /home/user/.sugar/default/datastore/index m On Wed, Nov 7, 2012 at 2:35 PM, Ignacio Rodríguez nachoe...@gmail.com wrote: ¡For repair!: mkdir /home/user/.sugar/default/datastore/index :) 2012/11/7 Martin Langhoff martin.langh...@gmail.com On Wed, Nov 7

Re: [Sugar-devel] Multi-touch test activity

2012-11-06 Thread Martin Langhoff
On Sun, Nov 4, 2012 at 8:29 PM, Bert Freudenberg b...@freudenbergs.de wrote: Ah, thanks. I wasn't even going to file a bug report about the aliasing because that is a limitation inherent to the kind of sensor we have. There are of course limitations, but we are in the process of tuning and

Re: [Sugar-devel] [PATCH] Sort the activities in the home in alphabetic order

2012-10-04 Thread Martin Langhoff
On Thu, Oct 4, 2012 at 8:06 AM, godi...@sugarlabs.org wrote: The change is done in the favorites view and in the list view What was the sorting before in the fav view? More importantly -- Is this sorting over the English names, or the localized names? I am not sure what we would desire, but

Re: [Sugar-devel] [PATCH] Sort the activities in the home in alphabetic order

2012-10-04 Thread Martin Langhoff
On Thu, Oct 4, 2012 at 10:33 AM, Gonzalo Odiard godi...@sugarlabs.org wrote: We are sorting by localized name. It's true than the order will be different if you use a different language, but we think is better for the users. Less consistency in icon location better? How? I agree alphabetical

Re: [Sugar-devel] [PATCH] Sort the activities in the home in alphabetic order

2012-10-04 Thread Martin Langhoff
On Thu, Oct 4, 2012 at 11:25 AM, Gonzalo Odiard godi...@sugarlabs.org wrote: You have less consistency only if you change the language. I generally agree. My only worry is that documentation screenshots will be all over the place. Have sense use the same order in the listview and in the

Re: [Sugar-devel] [PATCH] Sort the activities in the home in alphabetic order

2012-10-04 Thread Martin Langhoff
On Thu, Oct 4, 2012 at 3:15 PM, Gary Martin garycmar...@googlemail.com wrote: Martin, could you clarify this example a little more, did you have some specific documentation task in mind? I want to clarify that I see this patch as a big improvement, even with localized sorting. +100. We often

Re: [Sugar-devel] [PATCH v2 Browse] Remove temporary downloaded (cancelled) files SL #3973

2012-10-03 Thread Martin Langhoff
On Wed, Oct 3, 2012 at 6:52 AM, Manuel Kaufmann humi...@gmail.com wrote: On Tue, Oct 2, 2012 at 5:35 PM, Martin Langhoff martin.langh...@gmail.com wrote: Actually, the answer is to avoid datetime. It's fine for high level work; when you care about times defined as epoch values, you Yes, you

Re: [Sugar-devel] GStreamer 1.0.0 has been released

2012-10-03 Thread Martin Langhoff
On Wed, Oct 3, 2012 at 11:54 AM, Peter Robinson pbrobin...@gmail.com wrote: You can still port to gstreamer 1.0 on 13.1.0 and just test with non ugly codecs (vorbis / webm etc). Yep. Work now with the ugly codecs. Once vmeta is ready we'll have to retest debug, as it seems to be more fragile.

Re: [Sugar-devel] [PATCH artwork] Style active state of activities in home view for tap and click feedback

2012-10-03 Thread Martin Langhoff
On Wed, Oct 3, 2012 at 4:53 PM, Manuel Quiñones ma...@laptop.org wrote: Add a light grey background, which is the same size as the grey outline that appears when the icon is hovered. Yes! This stuff is needed. Touch feedback needs to be bright, clear, and clearly larger than your finger so that

Re: [Sugar-devel] [PATCH artwork] Style active state of activities in home view for tap and click feedback

2012-10-03 Thread Martin Langhoff
On Wed, Oct 3, 2012 at 5:12 PM, Manuel Quiñones ma...@laptop.org wrote: And enlarging a bit: http://dev.laptop.org/~manuq/shell-port/icon-hover2.png http://dev.laptop.org/~manuq/shell-port/icon-tap2.png I am partial towards the enlarged ones :-) cheers, m -- martin.langh...@gmail.com

Re: [Sugar-devel] [PATCH Browse] Remove temporary downloaded (cancelled) files SL #3973

2012-10-02 Thread Martin Langhoff
On Mon, Oct 1, 2012 at 3:14 PM, Manuel Kaufmann humi...@gmail.com wrote: This patch is a workaround to that behaviour. Every time that Browse is started it looks for all the .goutputstream files in the instance directory and checks its mtime. If it greater than 1 day it removes the old

Re: [Sugar-devel] [PATCH v2 Browse] Remove temporary downloaded (cancelled) files SL #3973

2012-10-02 Thread Martin Langhoff
On Tue, Oct 2, 2012 at 9:59 AM, Manuel Kaufmann humi...@gmail.com wrote: +try: +uptime_proc = open('/proc/uptime', 'r').read() +uptime_seconds = float(uptime_proc.split()[0]) +uptime = datetime.timedelta(seconds=uptime_seconds) +except: +

Re: [Sugar-devel] [PATCH v2 Browse] Remove temporary downloaded (cancelled) files SL #3973

2012-10-02 Thread Martin Langhoff
On Tue, Oct 2, 2012 at 2:52 PM, Manuel Kaufmann humi...@gmail.com wrote: On Tue, Oct 2, 2012 at 1:43 PM, Martin Langhoff martin.langh...@gmail.com wrote: +except: +logging.warning('/proc/uptime could not be read') +uptime = None Should I use EnvironmentError

Re: [Sugar-devel] [PATCH v2 Browse] Remove temporary downloaded (cancelled) files SL #3973

2012-10-02 Thread Martin Langhoff
On Tue, Oct 2, 2012 at 3:51 PM, Martin Langhoff martin.langh...@gmail.com wrote: Works as pseudocode. But I took a quick look at the datetime docs and it is... horrible. We want to be doing math on the epoch (seconds since 1970). They refuse to document it properly, but the answer

Re: [Sugar-devel] [PATCH 4/7] metadatareader: ignore .hidden files

2012-10-01 Thread Martin Langhoff
On Mon, Oct 1, 2012 at 7:06 AM, Manuel Kaufmann humi...@gmail.com wrote: Just a comment: this patch removes the possibility to have a property named ..property, right? is this OK? I hope it is. I don't know, I'm not an experienced Sugar hacker :-) What I can tell you is that I have never seen

Re: [Sugar-devel] [PATCH 1/7] Add ds_clean flag to trigger index rebuilds #2095, #2317

2012-10-01 Thread Martin Langhoff
On Sun, Sep 30, 2012 at 12:24 PM, Manuel Kaufmann humi...@gmail.com wrote: On Fri, Sep 21, 2012 at 12:55 AM, Martin Langhoff mar...@laptop.org wrote: This gives us more complete coverage of cases where ENOSPC or other errors are hit when creating/updating datastore entries. I reviewed

Re: [Sugar-devel] [PATCH 3/7] metadatastore: store/change files on disk defensively #2317

2012-10-01 Thread Martin Langhoff
On Mon, Oct 1, 2012 at 12:59 PM, Martin Langhoff mar...@laptop.org wrote: From that section I understand that we are encoding the data into utf-8 if value is unicode, but if it is just a basestring, why we are doing str()? That's actually not changed code.. only changes indentation. I don't

Re: [Sugar-devel] last-minute feature proposal for 0.98

2012-09-28 Thread Martin Langhoff
On Fri, Sep 28, 2012 at 12:26 PM, Manuel Quiñones ma...@laptop.org wrote: 2012/9/28 Walter Bender walter.ben...@gmail.com: I am hoping to get this into the OLPC 13.1 build. Any change of getting it into Sugar 0.98? Looks like a good addition for me and patch looks fine. Hmmm, lunch time! Ah,

Re: [Sugar-devel] [PATCH Browse] Display only the URL in the URL entry SL #3553

2012-09-27 Thread Martin Langhoff
Is this really an improvement in behaviour? - The tabs are often too small to show the title. - The title is more important for the user than the URL. No? cheers, m On Mon, Sep 24, 2012 at 5:09 PM, Manuel Kaufmann humi...@gmail.com wrote: The Title of the current page is no longer shown in

Re: [Sugar-devel] [PATCH Browse] Display only the URL in the URL entry SL #3553

2012-09-27 Thread Martin Langhoff
the discussion now. CC both Gonzalo On Thu, Sep 27, 2012 at 11:25 AM, Martin Langhoff martin.langh...@gmail.com wrote: Is this really an improvement in behaviour? - The tabs are often too small to show the title. - The title is more important for the user than the URL. No? cheers, m

Re: [Sugar-devel] Performace in os3

2012-09-27 Thread Martin Langhoff
On Thu, Sep 27, 2012 at 10:40 AM, Manuel Kaufmann humi...@gmail.com wrote: I'm working on my 1.75 XO with os3 and I feel it really slow. There are some examples: At least part of this will be due to a much slower video driver we are using temporarily. But yeah, it hurts and we need to have

Re: [Sugar-devel] [PATCH Browse] Display only the URL in the URL entry SL #3553

2012-09-27 Thread Martin Langhoff
On Thu, Sep 27, 2012 at 11:46 AM, Gary Martin garycmar...@googlemail.com wrote: + exposing URLs for touch users. The cursor hover is the only way to expose URLs when browsing (unless tap to editing them) Tap-to-switch-to-URL-and-edit, starting with full URL is selected is fine IMHO. You are

Re: [Sugar-devel] [PATCH 0/7] datastore: handle ENOSPC gracefully

2012-09-26 Thread Martin Langhoff
On Sat, Sep 22, 2012 at 10:09 PM, Martin Langhoff mar...@laptop.org wrote: On Fri, Sep 21, 2012 at 11:36 AM, Martin Langhoff martin.langh...@gmail.com wrote: Reviews are boring. Testing is more fun! rpms for ARM at Reviews are boring, but necessary. As these patches have seen some reviews

[Sugar-devel] [PATCH] RFC: Optimizer: simplify, avoid hashing files, remove 'checksums' dir

2012-09-26 Thread Martin Langhoff
This patch changes the strategy used by optimize. Instead of maintaining a 'checksum' field for every file, and maintaining metadata about whether they are linked in the 'checksums' dir, it will only ever hash files that match size _exactly_ with a new file. A DS that does not see 2 files of

Re: [Sugar-devel] [PATCH Browse] Error page SL #3500

2012-09-25 Thread Martin Langhoff
On Tue, Sep 25, 2012 at 12:43 PM, Manuel Kaufmann humi...@gmail.com wrote: ** Message: console message: @0: Not allowed to load local resource: file:///home/humitos/src/browse/browse.png What do you think? Should I go for the file:// approach anyway? Hmmm, security, tiny performance tweak,

[Sugar-devel] [PATCH 5/7] indexstore: exit on _flush() errors, work on tmpdir

2012-09-21 Thread Martin Langhoff
(). This is normally caused by running into ENOSPC during a session, and is unrecoverable. dbus will respawn the process, the new spawn has a chance at cleanup, moving things to tmpfs. Signed-off-by: Martin Langhoff mar...@laptop.org --- This is v2 of the patch, making sure that later sessions rebuild

Re: [Sugar-devel] [PATCH 0/7] datastore: handle ENOSPC gracefully

2012-09-21 Thread Martin Langhoff
On Thu, Sep 20, 2012 at 11:55 PM, Martin Langhoff mar...@laptop.org wrote: In conditions of very low disk space available, or ENOSPC, the datastore misbehaves grossly: Reviews are boring. Testing is more fun! rpms for ARM at http://dev.laptop.org/~martin/ds-enospc/ How to test: - Set

Re: [Sugar-devel] [PATCH 3/7] metadatastore: store/change files on disk defensively #2317

2012-09-21 Thread Martin Langhoff
On Thu, Sep 20, 2012 at 11:55 PM, Martin Langhoff mar...@laptop.org wrote: -f = open(os.path.join(metadata_path, key), 'w') -try: -if isinstance(value, unicode): -value = value.encode('utf-8') -elif not isinstance

[Sugar-devel] [PATCH 7/7] datastore: handle low-disk and ENOSPC conditions gracefully

2012-09-21 Thread Martin Langhoff
builds, this is a tmpfs). It is only moved to disk if we are not in low-disk-space-available conditions. Signed-off-by: Martin Langhoff mar...@laptop.org --- This is v2 of the patch, making sure the move to internal disk works in more cases, and that failure is recorded. Thanks Sam

Re: [Sugar-devel] [PATCH Browse] Error page SL #3500

2012-09-21 Thread Martin Langhoff
On Fri, Sep 21, 2012 at 6:56 PM, Manuel Kaufmann humi...@gmail.com wrote: I'm not sure to understand what you are saying here. I'm not doing this each time the function is called. Here, I just showed what I did to get the base64 file encoded. I mean, I did this just once and I put the result

[Sugar-devel] [PATCH 1/2] Add ds_clean flag to trigger index rebuilds #2095, #2317

2012-09-20 Thread Martin Langhoff
This gives us more complete coverage of cases where ENOSPC or other errors are hit when creating/updating datastore entries. Without this patch, using the Journal on ENOSPC sometimes leads to an empty Journal after restart. Datastore entries exist on disk but are not in the index (Xapian DB).

[Sugar-devel] [PATCH 2/2] Remove invalid/corrupt on-disk entries #2317

2012-09-20 Thread Martin Langhoff
When operating close to ENOSPC, we sometimes end up with incomplete or invalid on-disk entries. So we prune these during index rebuild. --- src/carquinyol/datastore.py |7 +++ 1 file changed, 7 insertions(+) diff --git a/src/carquinyol/datastore.py b/src/carquinyol/datastore.py index

[Sugar-devel] Datastore vs ENOSPC patches, progress

2012-09-20 Thread Martin Langhoff
Things I am working on - Add ds_clean flag to trigger index rebuilds - patch posted for review - Remove invalid corrupt disk entries - patch posted for review - When hitting ENOSPC, use a tmpfs for index database -- working on it... m -- martin.langh...@gmail.com mar...@laptop.org --

[Sugar-devel] [PATCH 0/7] datastore: handle ENOSPC gracefully

2012-09-20 Thread Martin Langhoff
rebuild it - the index recovers gracefully on restart when there is free disk space Martin Langhoff (7): Add ds_clean flag to trigger index rebuilds #2095, #2317 Remove invalid/corrupt on-disk entries #2317 metadatastore: store/change files on disk defensively #2317 metadatareader: ignore

[Sugar-devel] [PATCH 1/7] Add ds_clean flag to trigger index rebuilds #2095, #2317

2012-09-20 Thread Martin Langhoff
). With this patch, failure to complete create/update/delete forces an index rebuild on restart. Signed-off-by: Martin Langhoff mar...@laptop.org --- src/carquinyol/datastore.py | 31 ++- 1 file changed, 30 insertions(+), 1 deletion(-) diff --git a/src/carquinyol

[Sugar-devel] [PATCH 2/7] Remove invalid/corrupt on-disk entries #2317

2012-09-20 Thread Martin Langhoff
When operating close to ENOSPC, we sometimes end up with incomplete or invalid on-disk entries. So we prune these during index rebuild. Signed-off-by: Martin Langhoff mar...@laptop.org --- src/carquinyol/datastore.py |8 1 file changed, 8 insertions(+) diff --git a/src/carquinyol

[Sugar-devel] [PATCH 4/7] metadatareader: ignore .hidden files

2012-09-20 Thread Martin Langhoff
Ignore any file with a filename starting with a '.' -- metadatastore writes its tempfiles prefixed with a '.' . Signed-off-by: Martin Langhoff mar...@laptop.org --- Note: this one needs a bit of testing. --- src/carquinyol/metadatareader.c |7 ++- 1 file changed, 2 insertions(+), 5

[Sugar-devel] [PATCH 3/7] metadatastore: store/change files on disk defensively #2317

2012-09-20 Thread Martin Langhoff
with the system hitting ENOSPC. Signed-off-by: Martin Langhoff mar...@laptop.org --- src/carquinyol/metadatastore.py | 51 ++- 1 file changed, 34 insertions(+), 17 deletions(-) diff --git a/src/carquinyol/metadatastore.py b/src/carquinyol/metadatastore.py index

[Sugar-devel] [PATCH 5/7] indexstore: exit on _flush() errors, work on tmpdir

2012-09-20 Thread Martin Langhoff
(). This is normally caused by running into ENOSPC during a session, and is unrecoverable. dbus will respawn the process, the new spawn has a chance at cleanup, moving things to tmpfs. Signed-off-by: Martin Langhoff mar...@laptop.org --- src/carquinyol/indexstore.py | 52

[Sugar-devel] [PATCH 6/7] datastore: make delete() more reliable, log properly

2012-09-20 Thread Martin Langhoff
- use try/except to catch and log errors in datastore.log (instead of echoing them to callers over dbus) - use rmtree() to more reliably remove the entry - get_entry_path() before we delete all the related metadata. Signed-off-by: Martin Langhoff mar...@laptop.org --- src/carquinyol

[Sugar-devel] [PATCH 7/7] datastore: handle low-disk and ENOSPC conditions gracefully

2012-09-20 Thread Martin Langhoff
builds, this is a tmpfs). It is only moved to disk if we are not in low-disk-space-available conditions. Signed-off-by: Martin Langhoff mar...@laptop.org --- src/carquinyol/datastore.py | 87 +++ 1 file changed, 71 insertions(+), 16 deletions(-) diff

Re: [Sugar-devel] Adventures in the land of ENOSPC

2012-09-19 Thread Martin Langhoff
On Sat, Sep 15, 2012 at 8:03 AM, Sascha Silbe si...@activitycentral.com wrote: Martin Langhoff martin.langh...@gmail.com writes: Manuel Kaufmann has been looking at SL#394, and looking at the bug report, it struck me that it was reported backwards. I would have written: I filled up my disk

[Sugar-devel] Debugging sugar-datastore (and similar dbus-connected services)

2012-09-19 Thread Martin Langhoff
I'm debugging odd situations w Sugar datastore, and I wonder whether there is any tricks to debugging python programs that are run under dbus. I can see the sugar-datastore PID growing steadily while I test, which means that it's dying and respawning plenty, likely from unhandled exceptions...

Re: [Sugar-devel] Debugging sugar-datastore (and similar dbus-connected services)

2012-09-19 Thread Martin Langhoff
On Wed, Sep 19, 2012 at 4:15 PM, Martin Langhoff martin.langh...@gmail.com wrote: I'm debugging odd situations w Sugar datastore, and I wonder whether there is any tricks to debugging python programs that are run under dbus. I can see the sugar-datastore PID growing steadily while I test

Re: [Sugar-devel] Debugging sugar-datastore (and similar dbus-connected services)

2012-09-19 Thread Martin Langhoff
On Wed, Sep 19, 2012 at 4:54 PM, Gonzalo Odiard gonz...@laptop.org wrote: You already have the line export SUGAR_LOGGER_LEVEL=debug uncommented in .sugar/debug, right? Yes. And with that, datastore.log is very chatty, which is good. But when the datastore code hits an unhandled exception, the

Re: [Sugar-devel] [PATCH Browse] Error page SL #3500

2012-09-19 Thread Martin Langhoff
On Wed, Sep 19, 2012 at 6:54 AM, Manuel Kaufmann humi...@gmail.com wrote: On Tue, Sep 18, 2012 at 10:58 PM, James Cameron qu...@laptop.org wrote: Neat. What method did you use to convert the image? Python... It is my best friend :) import base64 base64.b64encode(open('browse-logo.png',

Re: [Sugar-devel] Not enough space adventure

2012-09-18 Thread Martin Langhoff
On Tue, Sep 18, 2012 at 8:42 AM, Manuel Kaufmann humi...@gmail.com wrote: We where discussing about this last week[1] and we found the root issue of this problem: Sugar is not handling ENOSPC error. This could cause some problems at boot time when the XO is restarted, but as we discussed[2],

Re: [Sugar-devel] [PATCH Browse] Cancel a download if space is very tight SL #394

2012-09-12 Thread Martin Langhoff
On Wed, Sep 12, 2012 at 7:50 AM, Manuel Kaufmann humi...@gmail.com wrote: I'm attaching an example that downloads a file with WebKit. I tried it setting up a tmpfs with 1Mb as you suggested and aftert that, I ran this script. WebKit tells us about the insufficient space on the disk by raising

Re: [Sugar-devel] [PATCH Browse] Cancel a download if space is very tight SL #394

2012-09-12 Thread Martin Langhoff
On Wed, Sep 12, 2012 at 8:20 AM, Manuel Kaufmann humi...@gmail.com wrote: OK. I was taking a look at the datastore source code and I understood that the file is copied, using the traditional way and when the copy finishes the source file is unlinked. Ouch! I haven't reviewed the code (have to

Re: [Sugar-devel] [PATCH Browse] Cancel a download if space is very tight SL #394

2012-09-12 Thread Martin Langhoff
On Wed, Sep 12, 2012 at 8:24 AM, Manuel Kaufmann humi...@gmail.com wrote: On Wed, Sep 12, 2012 at 9:21 AM, Martin Langhoff martin.langh...@gmail.com wrote: That's very good handling on webkit's side. And does it remove the file? IOWs, when you get the signal, what do you see in the tmpfs

Re: [Sugar-devel] [PATCH Browse] Cancel a download if space is very tight SL #394

2012-09-11 Thread Martin Langhoff
On Tue, Sep 11, 2012 at 9:01 AM, Manuel Kaufmann humi...@gmail.com wrote: If we are going to use this approach, I have to change the logic about where I should check this. +200. I hadn't realized this. The main two things you absolutely need are - check at the start of the download that it'll

Re: [Sugar-devel] [PATCH Browse] Cancel a download if space is very tight SL #394

2012-09-11 Thread Martin Langhoff
On Tue, Sep 11, 2012 at 4:32 PM, Manuel Kaufmann humi...@gmail.com wrote: I didn't find an exception raised by Sugar when this happens. The check is done[1] when a new Model is created[2] or updated[3] inside the Journal, and if there are less than 50Mb a ModelAlert is shown but no exception

Re: [Sugar-devel] [PATCH Browse] Cancel a download if space is very tight SL #394

2012-09-11 Thread Martin Langhoff
On Tue, Sep 11, 2012 at 9:07 PM, Manuel Kaufmann humi...@gmail.com wrote: This is what I got: [olpc@xo-07-30-50 ~]$ mkdir /tmp/foo [olpc@xo-07-30-50 ~]$ sudo mount -t tmpfs -o size=1M none /tmp/foo [olpc@xo-07-30-50 ~]$ python Python 2.7.3 (default, Apr 30 2012, 23:07:00) [GCC 4.7.0

Re: [Sugar-devel] [PATCH Browse] Cancel a download if space is very tight SL #394

2012-09-10 Thread Martin Langhoff
On Mon, Sep 10, 2012 at 5:33 PM, Manuel Kaufmann humi...@gmail.com wrote: If there are less than 50Mb free on the Hard Disk the downloading process is canceled and this is informed to the user via an Alert. Perhaps it is a stupid question but... in many HTTP requests you get the size of the

Re: [Sugar-devel] [PATCH Browse] Cancel a download if space is very tight SL #394

2012-09-10 Thread Martin Langhoff
On Mon, Sep 10, 2012 at 5:49 PM, Martin Langhoff martin.langh...@gmail.com wrote: Perhaps it is a stupid question but... in many HTTP requests you get s/question/suggestion/ m -- martin.langh...@gmail.com mar...@laptop.org -- Software Architect - OLPC - ask interesting questions - don't

Re: [Sugar-devel] [DESIGN] set zoom to initial value in Browse

2012-09-10 Thread Martin Langhoff
On Mon, Sep 10, 2012 at 10:07 AM, Gonzalo Odiard gonz...@laptop.org wrote: Actual size is used in Read too. http://imgs.xkcd.com/store/imgs/actual_size_200.png m -- martin.langh...@gmail.com mar...@laptop.org -- Software Architect - OLPC - ask interesting questions - don't get

Re: [Sugar-devel] [PATCH Browse] Cancel a download if space is very tight SL #394

2012-09-10 Thread Martin Langhoff
On Mon, Sep 10, 2012 at 6:02 PM, Manuel Kaufmann humi...@gmail.com wrote: On Mon, Sep 10, 2012 at 9:49 PM, Martin Langhoff martin.langh...@gmail.com wrote: Perhaps it is a stupid question but... in many HTTP requests you get the size of the transfer in the HTTP headers, in the form

Re: [Sugar-devel] [PATCH Browse] Cancel a download if space is very tight SL #394

2012-09-10 Thread Martin Langhoff
On Mon, Sep 10, 2012 at 6:39 PM, James Cameron qu...@laptop.org wrote: Some users pay for data by volume. I don't think that cancelling a download is the right approach. It should be paused, giving the user a chance to clean up. Rather complex -- I haven't seen any webbrowser correctly

Re: [Sugar-devel] Problems starting the XO

2012-09-04 Thread Martin Langhoff
On Tue, Sep 4, 2012 at 3:38 PM, Ajay Garg a...@activitycentral.com wrote: May be this could be improved sometime in the future :) Fix the packaging, and don't use --force. m -- martin.langh...@gmail.com mar...@laptop.org -- Software Architect - OLPC - ask interesting questions - don't get

Re: [Sugar-devel] Problems starting the XO

2012-09-01 Thread Martin Langhoff
On Sat, Sep 1, 2012 at 4:25 PM, Ajay Garg a...@activitycentral.com wrote: Thanks Chris and Mikus for the replies. Hi Ajay, please ansert cjb's question. It has a good chance of leading to your answer. What deps are you ignoring? Why --force? Also -- /var/log/olpc-dm* logs are likely to have

Re: [Sugar-devel] Unicode strings in translations

2012-08-16 Thread Martin Langhoff
On Thu, Aug 16, 2012 at 9:29 AM, Benjamin Berg ben...@sugarlabs.org wrote: Disclaimer: I have not read the entire discussion. and you've missed a bit :-) So, in Sugar we are mixing python unicode strings, and utf-8 encoded No. We have been _temporarily_ mixing Python unicode UTF-8 with ASCII

Re: [Sugar-devel] Unicode strings in translations

2012-08-15 Thread Martin Langhoff
On Wed, Aug 15, 2012 at 9:20 AM, Manuel Kaufmann humi...@gmail.com wrote: Oh, it's OK. I agree with the result. Now, let's check what Python say if I use my default encoding (UTF8) for this simple task: len(camión) 7 CAREFUL HERE. You don't understand what is happening -- it is not as simple

Re: [Sugar-devel] Unicode strings in translations

2012-08-15 Thread Martin Langhoff
On Wed, Aug 15, 2012 at 9:48 AM, Daniel Narvaez dwnarv...@gmail.com wrote: I think the reason this worked in gtk2 activities is that importing gtk had this side effect (it's in the pango module really) /* set the default python encoding to utf-8 */ PyUnicode_SetDefaultEncoding(utf-8);

Re: [Sugar-devel] Unicode strings in translations

2012-08-15 Thread Martin Langhoff
On Wed, Aug 15, 2012 at 11:40 AM, S. Daniel Francis fran...@sugarlabs.org wrote: So, the Python strings can be encoded in a Unicode compatible charset like utf-8, the Python Unicode type is a way to encode a string if you don't like to add a header and the recommended way to work in the

Re: [Sugar-devel] Unicode strings in translations

2012-08-15 Thread Martin Langhoff
On Wed, Aug 15, 2012 at 7:12 PM, Manuel Kaufmann humi...@gmail.com wrote: Take a look at this. Following what I understood from your email, if I ... We are veering far far offtopic from the subject. But string encoding is an important topic, so I'll go offtopic. [humitos@michifus ~]$ cat

Re: [Sugar-devel] Unicode strings in translations

2012-08-14 Thread Martin Langhoff
On Mon, Aug 13, 2012 at 7:15 PM, S. Daniel Francis fran...@sugarlabs.org wrote: I look some people is needing to know more about Unicode: Hi danielf, one thing to keep in mind is that UTF-8 is one of the possible ways to represent Unicode data. We will, most of the time, use UTF-8 mixed up with

Re: [Sugar-devel] Unicode strings in translations

2012-08-14 Thread Martin Langhoff
On Tue, Aug 14, 2012 at 5:18 PM, S. Daniel Francis fran...@sugarlabs.org wrote: strings as Unicode and encode them as utf-8? I think there are too few cases when an activity gets translated strings and needs to work directly with unicode. Probably because you do not speak chinese or any

  1   2   3   4   5   6   7   8   >