> For important systems, I think a USB hard drive will be a better
> choice than an empty enclosure.
>
> They are also often cheaper than a new empty enclosure and a new hard
> drive.
Indeed, buying a brand-name external USB2/3 hard drive, which is
invariably implemented as a SATA drive in an enc
> We are talking of end users systems, how many kids will add a cron task?
I was more concerned with other Fedora packages that insert cron jobs
when they are installed. But if Fedora gets the dependencies right,
rpm would install and run cron at the same time the package that needs
cron is insta
> As a simple step in reducing base system footprint a little, I'm
> thinking of removing cron in 13.2.0.
>
> The 2 current users of cron (ds-backup and olpc-update-query) will be
> moved to systemd timer units which have equivalent functionality.
The classic Unix interface for starting processes
(1) If powerd fails when the clock is set to before the Unix epoch,
powerd is buggy, and this bug should be ticketed and fixed.
That bug is independent of the situation that causes the clock to get
set that way (which may well be another bug in another component, which
would deserve another ticke
Wad said:
>> Please don't redistribute secure laptops --- OLPC's policy since
>> early 2009 has been to deprecate the security system. The
>> exceptions have been deployments "large" enough to have dedicated
>> support staff capable of handling their own keys.
Richard said:
> That policy is fine
I'm way outside the OLPC & Fedora development processes nowadays, which
is why I'm asking what may be a dumb question.
The Fedora 18 release is finally out for x86 and x64. There's a beta
for ARM that supports half a dozen ARM systems. Oddly, in my mind,
OLPC is not one of them. It's odd becaus
> In that case, this machine without that card might be an option
> for people who want laptops they can use in freedom.
> They would need to get an external USB network device.
Yes, or they could even get a different SDIO network device, if they
can find one that's free and that has a compatible
> implemented using Microsoft technologies. However=2C this year we are goin=
> g to reimplement it using cross-platform technologies so that it can also b=
> e used under Linux.
Have you heard of the Squid caching proxy for the Web? Lots of people
at the slow end of an Internet connection use it
> How can an HTML5 app be closed source ? It may not
> be free, and you may not be able to redistribute it, but it is HTML...
It's a scam. It is "built upon the open source library JSXGraph"
(which is LGPL: http://sourceforge.net/projects/jsxgraph/ ), but
sketchometry itself is proprietary (only
> On Thu, Sep 13, 2012 at 3:57 PM, Jose Prous wrote:
> > Yes it's a x86 machine, I guess that is the problem. Thanks.
>
> Glad that we found the reason. We should add an explicit check in OOB
> that gives you a more useful error msg.
Instead, you should fix OOB so it works to cross-compile. We
> > We have no control over the network environment what so ever and need to
> > work within the confines of what is available.
>
> This is our primary constraint: we cannot install servers or proxies.
>
> Schools in remote areas have latent/slow/expensive Internet links.
> You'd think that a cac
> We use yum to provide automatic updates to our XOs in the field, and
> we must be mindful that large RPMs can have an impact on the school's
> Internet connection. If 400 XOs need to download a ~800KB Sugar RPM,
> that's 320MB being downloaded, potentially at the same time.
Isn't there a cachein
> Does anyone know if there are Python bindings based off the Phonegap
> API, with similar method calls, etc.?
>
> I'm developing an HTML5/Javascript activity that I would like to
> eventually port to Android and other mobile platforms. Having a set of
> Phonegap-like Python bindings for Sugar wou
> The outcome of our discussion was that we don't want this size
> increase, not on any of our platforms. But actually we see it as a
> significant downside for all small systems, not just ours. The wiki
> page mentions 43mb growth - that would be really painful.
And foolish me thought a few years
I doubt that this issue is your problem. But in response to one remark:
> On the theory that these writes may
> be stalling due to the block number, (and we haven't seen any evidence
> yet of this), you can test for that by repeating the writes...
There *is* evid
> Currently, XO hostnames are set on first boot in the following format:
> xo-A-B-C
> Where A, B and C are the last 3 bytes of the MAC address expressed in hex.
>
> In Nicaragua we are seeing cases where XOs have no hostname set, both
> on XO-1 and XO-1.5. On XO-1 this is presumably because liberta
[Summary: 2-screen laptops need fairly deep software support because 2
screens don't look like 1 screen. I excerpted freely below; see
the link for the entire story. --gnu]
http://www.afr.com/f/free/technology/digitallife/g_ZWzfPcJsePV9VdQfxY9w1H
Sony's tablet a good idea gone wrong
PUBLISHED:
niceness value under which a process won't awaken
suspended CPU
Date: Wed, 24 Oct 2007 02:12:01 -0700
From: John Gilmore
An easy lever for CPU consumption management (power mgmt) would be to
define a set of user processes that won't be scheduled in a
power-suspended system. They won
> The first problem I see is that machines don't wake on ARP.
> Ultimately I believe we don't want our machines to wake on ARP, we
> really want firmware that can handle ARP and only wake when our
> address is ARP'd. I don't know how unreasonable a request that is.
It's completely reasonable, and
> waking up on all multicast frames, apparently even ones that wouldn't
> normally be sent from the hardware to the driver
There's a flag for that, "ifconfig wlan0 allmulti", which should NOT
be set. That configuration tells the hardware that we want to receive
all multicasts, not just the ones w
On Sat, Feb 4, 2012 at 10:26 AM, Samuel Greenfeld wrote:
> Disabling suspend during collaboration was discussed a year ago, but as far
> as I know this has not made it into any 11.3.x build:
> http://dev.laptop.org/ticket/10363
There are longstanding bugs from four to five years ago, all the way
> I added the "rt" tag, but when I run command
> ok rtc-rollback? .
> the laptop powers off.
> Is it a normal behaviour?
It's normal for DRM to make your system do obscure, non-intuitive things.
Did nobody explain that to you when you asked for this?
John
_
> John touches upon a sore subject around OLPC here. On both 1.5
> and 1.75, OLPC obtained assurances from the companies that the
> data sheets for the processor/companion chips/SoC would be
> publicly availably by the time the laptop reached production.
>
> In both cases, the companies lied to
> > Is it worth looking at enabling the HW crypto devices for the various
> > platforms? I have a Fit-PC that I use as a FW with a geode and the HW
> > crypto is pretty good on that, the Via chip has one on the 1.5 and
> > there's also some form of HW on the 1.75 too. last time I looked we
> > were
> > Uruguay replaces the OLPC key with theirs. There is nothing we can
> > do. You must talk to Uruguay support.
>
> Ah, thanks. I'll stop thinking about it then.
Don't stop thinking about it.
OLPC always has the choice to stop making DRM-locked machines. Your
next machine should not offe
> a mess. I made the suggestion on adding an a/i to the build so it
> would be os4i.zd4 or os4a.zd4.
You couldn't put the model number into the file? Rather than
a cryptic a or i, how about 1, 1.5, or 1.75? Teachers and kids
aren't going to know who designed the processor inside their laptop.
W
The theory was to provide, in flash, the unofficial license
translations in the languages primarily used in deployments,
e.g. Spanish. That way the kids can actually tell what rights they
have without having to (1) learn English, or (2) access a perhaps
nonexistent or very slow Internet connection
What kind of idle-suspend are we talking about here (and on what XO
hardware)? Shouldn't a proper idle-suspend be resumed when the system
isn't idle any more, i.e. when a packet comes in or a timer expires in
NetworkManager? Fixing that would eliminate having to build a
separate kludge for every
> >> I'm sorry, I don't mean to ruffle any feathers, but the flat journal
> >> is a really broken model when you stick in a USB stick with 2000+
The flat journal worked great on 8" floppies. It was obsoleted
in 1982 or so.
The whole emphasis on the "journal as filesystem interface" was
another o
> > Anyway to quantify touchpad use and behaivor in F9 builds?
>
> I don't know of any way that involves only the laptop or software.
>
> Quantifying use and behaviour would require a video camera on both the
> touchpad and the screen. Or accurate reporting from both people who
> experience a pr
I had to think about this some before having a useful response.
> I cannot speak for every Sugar developer, but the approach I have tried to
> take with Turtle Art is a bit different than you are describing. The
> block-based programming environment is not meant to be a substitute for real
> tools
> Recently, I finished my dissertation on mobile development
directly from mobile devices. Something like this might've been very
useful, although I did target experienced developers, not beginners.
Mobile development would work great on mobile devices like the XO-1,
XO-1.5, XO-1.75, and perha
> Using a well-behaved olpc-update, minor updates should be really
> lightweight and low-risk to deploy.
The standard solution to that is called "package managers" - rpm in
your case. Unfortunately its network version, yum, is really
heavyweight and too clumsy to run in many XOs. Installing upda
> > Any objections to prelink being disabled?
I object. You are running a diskless, swapless system. The whole
point of prelink is to make your read-only binaries actually remain
read-only, rather than requiring the dynamic linker to modify them
in memory. This allows large numbers of pages of
> I think all of those are safe assumptions to make, and that FIEMAP is
> the more correct and efficient way of doing this.
Here's a reason not to: FIEMAP doesn't actually work yet (or, alternatively,
since its behavior is undocumented, you can't depend on its behavior):
From: Jim Meyering
To: i
> On a 1gb partition, mke2fs writes 33555822 bytes of zeroes (32mb).
> Turning this into a zd file results in 251 blocks with the sha256sum
> indicating all-zeroes.
>
> Your approach of not writing the untouched part of the disk image
> seems like the best opportunity for speeding up fs-update.
T
> Currently, when installing software, OLPC firmware erases the entire
> disk then writes the entire disk contents, even if most of that is
> zeroes. I am looking at an optimization where we can simply avoid
> writing those 0 blocks, greatly speeding up the flashing process. In
> my test case of 1
Has anyone used the "Mesh Potato" devices from villagetelco.org to
provide mesh connectivity to a network of OLPCs?
Eben Moglen's "Freedom Box" mailing list has been exploring whether to
include mesh in their boxes. My experience with OLPC's mesh has led
me to question the risk/reward payoff of d
> Over time, most embedded system developers have pushed their work
> upstream. This happened gradually as system developers learned that
> it was more expensive to maintain their customizations locally then to
> work with upstream. The tipping point was often found as system
> developers tried t
FYI: Early Fedora 15 builds don't run on the Geode, again. This time,
people seem to be on the issue, and may resolve it without much work
from OLPC. But I think it would be worth spending some testing time
to make sure it's really resolved, so the final F15 can be used as
a basis for an OLPC rel
> Please post any ideas here, and they'll be considered when we come to
> plan which features we'll aim to include.
Well, the obvious one is to actually implement the real idle suspend
that happens in between keystrokes, turning off the CPU to save massive
amounts of power, while keeping the scree
> Do a df and see if any temp file systems are chewing up a lot of memory.
>
> yum is known to just barely work and leave a lot of junk files in memory.
Perhaps someone could produce a patch to yum to remove these junk
files before it exits? That would benefit all yum users, not just
tmpfs-const
> (nor for the first time) I spot an XO that goes into suspend in the
> middle of the DHCP conversation. In this case, it was with a bad WEP
> key so we never heard back from the DHCP server.
>
> But if you look at /var/log/messages, you see dhclient's DHCPDISCOVER
> and 12s later PM: Syncing file
> [1] http://www.lshift.net/blog/2008/11/14/tracing-python-memory-leaks
> [2] http://mg.pov.lt/blog/python-object-graphs.html
Fedora 14 (imminent) includes GDB updates for debugging heap allocation
issues. It's python friendly. You can probably backport it into
whatever Fedora you're running Sug
It would be better if you could explain WHY you need to take a photo
quickly after resuming. Is the idea that the laptop will save power?
It could remain suspended for a long time, wake and take a picture,
then suspend again until the next picture is needed. In that case,
you can wake it a bit ea
It's pretty simple, actually. When in "idle suspend", the system should
remain fully functional, just burning fewer ergs. It's an optimization,
not a change of behavior.
This means the system should wake up anytime it would've gotten an
interrupt during normal operation. Which means for any uni
>> If a USB olpc-update isn't possible, I'll have to flash my XO-1 and
>> lose my work. Release notes say only, "Make a copy of any data you
>> wish to keep"... how?
>
> I don't know of a guide.
It's because being forced to manage your ongoing work via the Journal
is so much easier and more intui
I didn't do as detailed an analysis as NoiseEHC - I looked at dirty
page frames, and realized that a large part of RAM was filling with
dirtied pages (even dirtied pages of executables, which get patched to
fill in shared library linkages). Without swap, this left very few
page frames for read-onl
> As long as activities are saving and restoring properly it could be
made pretty much transparent to the user. Of course that's easier
said then done...
Android has a whole mechanism for this:
http://blog.rlove.org/2010/04/why-ipad-and-iphone-dont-support.html
That explains the problem, b
> > There is no 1-second ambiguity in the RTC. The CPU can only read out
> > a value accurate to 1 second, but the CPU can tell precisely when the
> > RTC "ticks" from one second to another, which gives it much higher
> > precision if it's willing to wait. Its precision is greater than its
> > ac
> On Sun, Aug 1, 2010 at 8:59 PM, Tabitha Roder wrote:
> > Does anyone have a build they would recommend? I believe the laptops
> > are locked, so it will have to be signed.
> At this point I would recommend the 10.1.2 development builds -- but
> as James points out, they are not signed.
But it's
> > By design, autosuspends should not change the timing behavior of programs;
> > the idea is for the computer to act the same, but do so using less power.
>
> Autosuspend and lid-close suspends are identical in function. The only
> difference is the allowed wakeup source. The CPU is turned of
> My power logging scripts originally used 'sleep'. But what I found was
> that if the time-to-suspend was shorter than sleep then the script would
> have cases where it would never run.
Are we experiencing confusion between autosuspends and lid-close suspends?
By design, autosuspends should n
> I'm happy that we experimented but I think it's too early to turn on
> idle suspend on the XO-1 builds, like we have attempted for 10.1.2.
You've enumerated the downsides -- what are the upsides? Does it double
battery life in normal use?
John
__
> Please explain your statement that lack of root violates GPLv3. Couldn't
> the owner of the system insert a SD card with a developer's version of
> Linux, mount the internal drive of the XO, and tinker with the installed
> packages as root from the external OS? Does GPLv3 expressly mention roo
[I didn't see a copy of this come through on devel, so assumed
that it bounced because he's not a recipient. --gnu]
Date: Wed, 7 Jul 2010 12:47:26 -0400
To: martin.langh...@gmail.com, g...@toad.com, ber...@codewiz.org,
devel@lists.laptop.org, sugar-de...@lists.sugarlabs.org
Subject: Re: Urug
ts -- we'll make sure you lose"?? In other words, do they
just brazenly steal the GNU Project's software, knowing it's wrong?
John Gilmore
___
Devel mailing list
Devel@lists.laptop.org
http://lists.laptop.org/listinfo/devel
> I think you are missing an important requirement: installation without
> elevated permissions.
Enhancing deb or rpm to be able to do this would be a win all around.
A nonroot install would install under one's home directory, if either
the package was marked as tested for homedir installation, o
> 2) FESCo (Fedora Engineering Steering Committee) is dealing with the
> issue upstream [1][2] in Fedora with the view of getting it fixed
> upstream for F-14 or at the very least clarified. It was agreed in
> F-12 that the Geode LX would be supported and that decision wasn't
> discussed otherwise.
I looked at the kernel patch for emulating the missing instruction
(long NOP). It looks like it works, and only needs minor patching-up
for security enforcement. The big argument on the Linux kernel list
was about not having a little kludge like this, which is likely to
grow to emulate many other
> There's a long standing hard bug of non-accelerated video on Linux
> (not just XO). That hurts hurts HURTS any Linux device. There is some
> backstory on that -- it's whether to use Xv or not, whether the video
> frames can be grabbed from the Xv pipeline to overlay stuff on top or
> not - early
> I've lost track of this area. Could somebody please give me/us a review
> and/or update.
On which hardware?
XO-1 had a lot of niggling bugs around the edges (all documented in
trac). The largest was that the Linux kernel does busy-waits for the
USB bus's startup delays for sequencing power a
If somebody gets Android running on a tablet and that somebody actually
honors the GPL, it's likely that much of the work of a "real" Linux
port has been done.
Except that I've heard from a very credible source that in existing
Android *phones* there are 9 pieces of essential yet proprietary
softw
> ...the biggest
> problem area in terms of suspending and not coming back is the
> network, and without "wake-on-precisely-what-i'm-waiting-for",
> that's problematic.
Most wireless and Ethernet chips can be configured to interrupt or
wake on preci
> > just fix the kernel so the suspend
> > ends when the next process wants to run.
>
> Have a look at powertop -- you'll never suspend, there are several
> hundred wakeups per second.
Did we give up on fixing these?
(I don't have an XO-1.5 so I can't see its powertop results.)
> If you want to
Is OLPC's Idle-Suspend not waking up the machine when the next process
wants to run? No wonder you're having all these problems where it suspends
and doesn't come back. Don't fix it with 27 kludge patches (to audio
players, to network managers, etc), just fix the kernel so the suspend
ends when t
There's a classic Unix problem with distribution of disk access times
that relates to how older Unixes did "sync" -- every 30 seconds there was
an instant traffic jam at the interface to the drives. This has been
studied to death; here are some assorted papers:
http://www.cis.upenn.edu/~jms/use
> I have been running into this with the XO-1.5 prototype but thought it
> was either a prototype issue or my fat fingers.. however I noticed it
> with my kid also. Pretty much the same behaviour you list below.. in
> low humidity the cursor will move without touching the keyboard. Is
> there anyth
> > but again: where should such a flag go? is there a precedent
> > for such things?
>
> /.i-am-a-hidden-flag ?
Safety would argue for doing the opposite:
* Build the installation images to contain a file like "/.resize-root-once".
* If that file is present
** Remove the file
** Sync the di
> Perhaps the suspend/sleep process should be disabled until the laptop is
> assigned a child's name and color preference on first boot. I find
> sleep to
> be more disorienting, as the screen is turned off (my laptop broke!)
> and it
> takes a press of the power button, not the keyboard, to w
> :-) you're right -- it _is_ awesome. wad seems to have mastered
> the art of getting the laptop to really go together right after
> the conversion.
One of the things I asked wad to improve when he was looking for
things to fix for the XO-1.5 was the incredible flakey keyboard.
Everyone knows w
;t afford to include even a $2 chip (plus analog
components, power supply, connectors, wires, antennas, etc) for such a
marginal use in their low cost product. So please move the discussion
to a place where you'll find researchers *happy* to build SDR chips into
their next hardware proje
> 2GB SD card in my XO, and I have Firefox on it. I installed the ePubReader
> plug-in for Firefox. This runs nicely and allows you to view eBooks in
> ePub format, which is the up-and-coming open format for books. You can
> get free ePub eBooks from several free sites, including books.googl
> Keyboard and mouse will not wakeup from sleep. Can be fixed by disabling
> power management in Sugar.
Is there any reason for cutting release after release that don't work
unless end users disable power management (sometimes twice!)?
Surely if you can't fix the bugs, you could at least ship t
> > Since when did it take more than a GB of RAM and 4GB of disk to host
> > an IDE ?
>
> I think that was Emacs 23.
No, that was "Eight Megs and Continuously Swapping". I.e. in an
amazingly large and expensive Sun Workstation with 8 *megabytes* of
RAM, emacs would still make the system page-fau
> I would argue that an operating system that doesn't
> natively host its development tools is not appropriate for OLPC's
> target audience.
Does the XO-1 host its own development tools? I don't think anyone
has ever rebuilt the system from source code on an XO-1. I don't even
know a
> What makes you think that this will be a proprietary version of Android?
> Android is licensed Apache 2.0 with kernel patches as GPLv2[1], although
> there have been some proprietary apps and customizations on top.
I hadn't looked closely enough to see the detailed licensing. But I'd
seen the n
> I would take it all with a large dose of salt.
Also, as usual, the left hand at OLPC doesn't know what the right hand
is doing. The press release isn't on www.laptop.org, nor is there
anything in www.laptop.org or wiki.laptop.org about the XO-3 (or even
the XO-1.75). The press release (which i
> "We don't necessarily need to build it," Negroponte told Forbes. "We just
> need to threaten to build it."
Looks like Notion Ink has already done so, sort of:
http://www.slashgear.com/notion-ink-tegra-android-smartpad-uses-pixel-qi-display-1866308/
The OS is proprietary (android), it would
> > as Fall semester finishes) but I have a XS-on-XO1 running at home and when a
> > XO1 associates with it, the XO1 gets a 172.18.xxx.xxx address (school mesh
> > portal). When the XO1.5 associates with school-mesh-0 (I have to click on it
> > in the Neighborhood view) the association happens, but
> #10 0xb67fae59 in gst_xvimagesink_xvimage_put (xvimagesink=0x8364160)
> at xvimagesink.c:864
> src = {x = 134867456, y = 140758336, w = -1259457208, h = 1}
> dst = {x = 137730309, y = 3, w = 0, h = 137691184}
> result = {x = 0, y = 0, w = 322, h = 241}
> draw_b
> > One disadvantage of doing this is that it would harm the use of
> > olpc-update -- pristine updates would fail. And also the software
> > would be silently lost when an olpc-update happens, which is now
Good thing we reinvented the wheel here. RPM packaging was too
complete and flexible for k
> I think for the case of Cambodia with many small deployments
> (educational NGOs got XOs donated from G1G1/OLPC or other donors), no
> signed builds probably means that the XOs don't get updated anymore.
Are you trying to say that the Cambodian OLPC recipients don't have
any serious chance of
> I don't wish to bring forward all the old bugs, that would increase the
> bug load insanely. (It would make the current 1.5 work harder because
> of "noise" bugs.)
Yeah, what he said! If the team didn't fix it in a previous release,
it is never worth fixing. We shouldn't track whether it's s
> How well does sleep-between-keystrokes work if I ignore USB?
Pretty well -- but check bugs.laptop.org. That's where our institutional
memory of the bugs that prevented full blown suspend exists. Search for
"power" or "suspend" or "sleep".
If you're serious about working on this, I can spend s
> Gnash and youtube is a no go. No error now, just a black screen
Within the last month, Youtube changed their default player to require
Adobe Flash 10, including ActionScript 3. Gnash does not yet implement
AS3 properly -- that's why you got a black rectangle.
The (shrinking) gnash team is wor
> > I mean the clock in the 802.11 MAC sublayer. This defines the basis of
> > the timing synchronization function (TSF) which is a core part of
> > 802.11. Without synchronized clocks, nodes cannot communicate.
>
> I talked with one of the 802.11 experts I know. He's quite sure
> that there shoul
> I happened to have an SD card with me that had a swap partition
> defined on it. The XO's SD slot was already in use, so I attached
> an USB card reader (with my card in it), and issued the appropriate
> 'swapon /dev/...' command.
I'd suggest a small enhancement: that when a removable mediu
> teachers in the schools. Really I think the biggest issue is that they
> press it by accident while typing or making other motions and have no
> idea why the screen has changed significantly (they don't understand
> that it's because they clicked, or that their hand was near the pad).
Ubuntu Kar
> we tried the synaptics driver initially (when we got the new
> touchpads) but by itself it caused extremely erratic (perhaps not
> erratic, exactly, but just way-too-fast) mouse cursor behavior.
There seems to be something wrong with general Linux mouse behavior.
Even on ordinary optical mice (
> On Oct 20 2009, at 19:04, Tabitha Roder was caught saying:
> > no mesh network showing in neighbourhood
>
> My understanding is that mesh is not currently supported in the
> WLAN firmware for the new chips. I am not sure what the plan of
> action is in regards to mesh support for 1.5.
For lapt
> it sounded like there was also some thought that the emphasis
> should be on tools, like kgdb, which can be more general purpose,
> and more widely used and maintained. to which i'd say, the more
> the merrier -- i'd love to use kgdb regularly, but it requires a
> second machine, and it ties up
> there's no SysRq key on the XO keyboard, so you'll need to use a
> break on the serial console to invoke it...
Please. If you're going to put this hook in, which I think is a great
idea, at least make it work on the standard hardware! And when the
operating system is not very responsive. That
ould be happy to learn that the children receiving these laptops
have full access to source code, ability to upgrade their laptops
at will, and can tell modified from unmodified software. Please let
me know what is really happening in the schools of Uruguay.
John Gilmore
_
Hal, you're asking a lot of great questions. Basically, we could
never turn on the original power management design by default, because
of too many bugs in the periphery (USB, timers, clocks, network, etc).
The bugs are well documented in Trac. The final XO-1 software release
added the ability to
min
strategies.(*) Ultimately there wasn't that much under the hood --
LVM is a simple format -- but it didn't provide the bulletproof
reliability that I've come to expect from, say, MSDOS partition
tables.
John Gilmore
(*): ext3 filesystem recovery also has this dubious pr
> > More seriously, I don't know if it is possible, but getting Nicholas
> > to stop making a "scrambled egg" out of the software stack with his
> > "omelet" analogy would go a long ways to reducing the confusion in the
> > media as well. His continued insistence that Sugar is an operating
> > syst
> Given that
> we are building the for completely different CPU core, we will need
> different kernel RPMs to make sure our kernel is optimized for the
> given machine.
Optimization is one thing; functioning is another.
Fedora *functions*
Congratulations on the merge.
> Note that currently there is nothing keeping anyone from installing a
> kernel meant for one gen machine on a different gen machine. Just
> don't do that. :)
Eventually if both machines are going to run a standard Fedora
release, the same binary kernel will have t
> The process is doing a linear read through the file, and is slow
> enough that it appears only to grow. But if I run another process that
> allocates a lot of memory, then the kernel does discard pages pages.
So are you saying that two identical processes that mmap large amounts
of memory, (much
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