note that those files are append-only.
logs on unix are writeable by everyone:
[rminn...@panzer ~]$ logger -p kern.err "JUNK"
[rminn...@panzer ~]$ sudo tail -f /var/log/messages
Mar 16 04:15:03 Panzer rminnich: JUNK
ron
On Sun, Mar 15, 2009 at 8:55 PM, J.R. Mauro wrote:
> On Sun, Mar 15, 2009 at 11:18 PM, ron minnich wrote:
>> note that those files are append-only.
>>
>> logs on unix are writeable by everyone:
>> [rminn...@panzer ~]$ logger -p kern.err "JUNK"
>>
skip lguest.
What I'm looking at now is tinycore linux: tinycorelinux.org and vx32.
Much easier. Makes a nice terminal. I have to add some things to it,
it doesn't come w/wireless.
ron
On Mon, Mar 16, 2009 at 6:36 PM, Roman V. Shaposhnik wrote:
> You say 'skip lguest' -- that's fine. But what's the best alternative for
> running Plan9 server
> on the same bare metal that needs to run something else?
>
OK, for that, lguest is great. I am thinking entirely in terms fo
supporting
On Mon, Mar 16, 2009 at 11:15 PM, Anthony Sorace wrote:
> Tiny Core Linux looks interesting. Played around a bit in a VM tonight
> and will be trying it on the ThinkPad tomorrow. I'm curious about your
> setup. I assume you're using 9vx directly for graphics, no more
> drawterm? You run within X?
http://www.lemote.com/english/yeeloong.html
It's an interesting site for a number of reasons ...
ron
On Thu, Mar 19, 2009 at 4:14 PM, Anthony Sorace wrote:
> i was looking at this a week or two ago, trying to find an ARM or MIPS
> laptop to play with. my first question was whether the "missing" parts
> of the MIPS instruction set are things that our compilers currently
> generate; SoC (oh, and my
On Thu, Mar 19, 2009 at 4:43 PM, erik quanstrom wrote:
>> so, here's a silghtly controversial (maybe) suggestion. Maybe my
>> memory is wrong, but i believe the vx32 kernel is gcc-compiled. There
>> is gcc for this CPU. It might be easier to start from the vx32 kernel
>> and gcc to target this mac
On Fri, Mar 20, 2009 at 8:15 AM, erik quanstrom wrote:
> i'm really missing something. what executables does this
> kernel run? how are they generated?
one of us is. I'll let it drop here because it might be me.
ron
Is a mips-64 port a reasonable GSOC project? The person doing it could
not come in cold, but there is a starting point it seems.
In spite of my earlier suggestion, I have to agree with Russ. Gcc and
its utils are a daily headache for me, I'd rather just get a mips-64
compiler port first.
ron
On Fri, Mar 20, 2009 at 4:52 PM, James Tomaschke wrote:
> I would suggest the compiler as well, students are probably more familiar
> with compiler concepts and it will probably be easier to mentor. In the
> future, the porting work can be distributed over the community anyways.
Sorry, I was not
This is from mobile so I can not look at code much but if you are
converting nanoseconds to milliseconds you multiply by 1e6 not 1e-6 I
think.
Ron
On 3/22/09, cinap_len...@gmx.de wrote:
> This is actualy very interesting. Riped the parts from periodic.c
> to play a with the code to see how it re
Sigh ... Do not send mail when tired. Was thinking of different problem.
Ron
On 3/22/09, ron minnich wrote:
> This is from mobile so I can not look at code much but if you are
> converting nanoseconds to milliseconds you multiply by 1e6 not 1e-6 I
> think.
>
> Ron
>
>
On Tue, Mar 24, 2009 at 6:34 AM, erik quanstrom wrote:
> On Tue Mar 24 08:54:12 EDT 2009, rogpe...@gmail.com wrote:
>> http://www.classhat.com/tymaPaulMultithread.pdf
>
> seems more like grist for the task vs. process
> debate. not that the outcome is in doubt.
except that they only went to 1000
On Sun, Mar 29, 2009 at 8:02 PM, J.R. Mauro wrote:
> There is always the possibility of leveraging the jailbreak, which
> would also let us possibly do something better than just drawterm.
> FUSE was ported to the darwin kernel, I don't see why 9P can't be. But
> I doubt google would want anythin
On Thu, Apr 2, 2009 at 4:44 AM, Charles Forsyth wrote:
>>OK, I believe you, but you're not telling me _how_ the "initial text
>>and data from an image" is specified. And that is really the bit I
>>want to know about :-)
>
> it's set by exec.
see port/fault.c to see what happens on a page fault i
On Sun, Apr 5, 2009 at 12:12 PM, Devon H. O'Dell wrote:
> 2009/4/5 Devon H. O'Dell :
>> Ideas?
>
> Works fine if I turn off DMA.
no need to have DMA on on qemu anyway, so you have a workaround.
ron
I got confused. The problem you had with dma off was in qemu or on
real hardware? Sorry.
ron
On Tue, Apr 7, 2009 at 12:28 AM, Eris Discordia
wrote:
>
> Like... readline(3)?
one hopes not.
ron
you could break out re expansion into a separate program :-)
ron
On Tue, Apr 7, 2009 at 9:05 AM, Corey wrote:
> On Tue, 2009-04-07 at 08:08 -0700, ron minnich wrote:
>> you could break out re expansion into a separate program :-)
>>
>> ron
>>
>
> Exactly, and the end user can choose to have a re or glob expansion
> progra
Can't remember if this one came up:
$59. http://www.ubnt.com/products/rs.php
ron
On Tue, Apr 7, 2009 at 2:07 PM, Devon H. O'Dell wrote:
> 2009/4/7 ron minnich :
>> Can't remember if this one came up:
>> $59. http://www.ubnt.com/products/rs.php
>
> Where do you find it for $59? Cheapest I can find from their page is $69.
>
yeah. I can't
I'm having a continuous problem, symptom being failures in archWalk,
but had assumed it was a hard disk getting ready to die.
fossil: diskReadRaw failed: /dev/sdC0/fossil: score 0x0021cac2:
part=label block 2214594: illegal block address
archive(0, 0x4d385643): cannot find block: error reading blo
On Tue, Apr 7, 2009 at 12:32 PM, Francisco J Ballesteros wrote:
> In omero double click does the same, and triple is more hungry. You could
> try that modifying your local system
is omero any easier to install nowadays? Can I just untar it and bind
it over the right places in /?
Thanks
ron
www.pdl.cmu.edu/posix
statlite()
ron
We just got the notice from Google. There are a lot of applicants
under 18 --> automatic disqualification. Student applicants, please
verify your personal information.
Thanks
ron
On Wed, Apr 15, 2009 at 7:53 AM, hugo rivera wrote:
> Hi,
> I want to compare the memory consumption of two versions of the same
> program. I think /proc it's the way to go and acid should give me the
> tools to do so, am I right? is there a better way to do so? Just
> asking before reading the ac
On Wed, Apr 15, 2009 at 8:18 AM, hugo rivera wrote:
>> seems reasonable to me, I assume you are looking at data consumption only?
>
> well, I am not really sure what you mean. Data consumption? ;-)
sorry. Memory data footprint. Not code + memory. This all depends on
lots of factors, but for code
actually i never use anything less than the processor cycle counter if
I care. If I don't care as much bintime is good. time on plan 9 is
great but for runs in the seconds I don't use it.
ron
On Wed, Apr 15, 2009 at 9:00 AM, Steve Simon wrote:
> ...
>> hasn't matured to that point and its age is already
>> past when it had a chance to mature.
>
> Methinks he doth protest too much.
Yes. If you keep thinking of Plan 9 as a Unix variant, you're going to
be continually upset. It doesn't f
if you want to look at checkpointing, it's worth going back to look at
Condor, because they made it really work. There are a few interesting
issues that you need to get right. You can't make it 50% of the way
there; that's not useful. You have to hit all the bits -- open /tmp
files, sockets, all of
On Fri, Apr 17, 2009 at 3:35 PM, J.R. Mauro wrote:
> Amen. Linux is currently having a seriously hard time getting C/R
> working properly, just because of the issues you mention. The second
> you mix in non-local resources, things get pear-shaped.
it's not just non-local. It's local too.
you ar
On Fri, Apr 17, 2009 at 7:06 PM, J.R. Mauro wrote:
> Yeah, the problem's bigger than I thought (not surprising since I
> didn't think much about it). I'm having a hard time figuring out how
> Condor handles these issues. All I can see from the documentation is
> that it gives you warnings.
the o
On Sat, Apr 18, 2009 at 4:59 AM, wrote:
> But my gut feeling, after reading about Mach or reading A. Tanenbaum
> (that I find poor---but he is A. Tanenbaum, I'm only T. Laronde),
> is that a cluster is above the OS (a collection of CPUs), but a
> NUMA is for the OS an atom, i.e. is below the OS,
On Sat, Apr 18, 2009 at 6:50 AM, erik quanstrom wrote:
> in a plan 9 system, the only files that i can think of which many processes
> have open at the same time are log files, append-only files. just reopening
> log file would solve the problem.
you're not thinking in terms of parallel applica
On Sat, Apr 18, 2009 at 9:10 AM, J.R. Mauro wrote:
> I agree that generally only one process will be accessing a "normal"
> file at once. I think an editor is not a good example, as you say.
>
I'll say it again. It does not matter what we think. It matters what
apps do. And some apps have multip
On Fri, Apr 17, 2009 at 6:00 AM, Eris Discordia
wrote:
> It's like I'm seeing an apparition of myself back more than a year ago. No
> wonder 9fans got to dislike me so much. Do 9fans get nuisances like me in
> regular intervals?
yes, they come and they go. But there's always one. Never more,
acc
A checkpoint restart package.
https://ftg.lbl.gov/CheckpointRestart/CheckpointRestart.shtml
On Sun, Apr 19, 2009 at 12:34 PM, Enrico Weigelt wrote:
> I'm currently in the process of designing an clustered storage,
> inspired by venti and git, which also supports removing files,
> on-demand sychronization, etc. I'll let you know when I've
> got something to present.
The only presentatio
On Sun, Apr 19, 2009 at 12:58 AM, John Barham wrote:
> I certainly can't think ahead 20 years but I think it's safe to say
> that the next 5 (at least doing HPC and large-scale web type stuff)
> will increasingly look like this:
> http://www.technologyreview.com/computing/22504/?a=f, which talks
>
On Tue, Apr 21, 2009 at 8:40 AM, hugo rivera wrote:
> This was exactly what I was trying to do, thank you very much.
> It works just fine in 9vx.
could your problem have been port # collision? i.e. all the port #s
are shared between 9vx instances (unless my memory has totally gone).
ron
On Thu, Apr 23, 2009 at 9:56 AM, wrote:
> clustermatic: not much left from lanl
This is a long story and the situation is less a comment on the
software than on the organization. I only say this because, almost 5
years after our last release,
there are still people out there using it.
> beowu
The good thing about atlanta: major international airport, minimizes
traveling to the IWP9 locale. I think that should be a consideration
for location. I am sure Greece was wonderful but it was pretty much
impossible for me to get to the last IWP9.
ron
before I write it.
I need a command that concentrates one socket to many (outbound) and
many to one (inbound)
But it needs to do a bit more.
On the inbound side, I need it to merge lines so that, e.g., a line from
11.1.1.1 and 11.1.1.2 if same, gets printed as
1-2: Mon may 8 2011
and if we have
On Fri, Jun 27, 2008 at 8:17 AM, Russ Cox wrote:
> if you make clean
> and then edit the top-level src/Makefrag file to add -m32
> to the HOST_CFLAGS and then make 9vx/9vx
> you are likely to get a working binary.
I'm just trying this now. I was missing stubs-32.h on FC9.
I had to do this:
sudo
On Tue, Apr 28, 2009 at 2:05 AM, roger peppe wrote:
> 2009/4/28 ron minnich :
>> On the inbound side, I need it to merge lines so that, e.g., a line from
>> 11.1.1.1 and 11.1.1.2 if same, gets printed as
>> 1-2: Mon may 8 2011
>
> if you do this, then presumably you ca
On Tue, Apr 28, 2009 at 8:17 AM, roger peppe wrote:
> if one node is just slow enough in responding that it
> falls outside the timeout, you could get an annoying situation
> where that node is out-of-step forever after. i guess it depends
> how often incoming lines arrive.
Sure.
And things wil
On Fri, May 22, 2009 at 9:34 AM, Rudolf Sykora wrote:
> (why does this happen SO OFTEN?)
warning: complaining about something you get for free is
counter-productive. Unless, of course, you are also offering to help
in some way.
ron
On Fri, May 22, 2009 at 10:23 AM, Rudolf Sykora wrote:
> In order I be of any help I need to know why the hell this happens,
> first. I know next to nothing about how the whole system of sources
> works, still I can help if I know how. But I do not remember anybody
> saying: 'hey guys, we have th
On Sat, May 23, 2009 at 4:59 PM, J.R. Mauro wrote:
> There are plenty of mirrors, I'm pretty sure the "sources is down
> AGAIN" comments could be mitigated by people improving their 9fs
> scripts.
>
>
would be interesting to have a server that provided reliability by
using whatever mirrors are ou
On Sat, May 23, 2009 at 5:28 PM, Anant Narayanan wrote:
> On 24-May-09, at 2:17 AM, ron minnich wrote:
>>
>> On Sat, May 23, 2009 at 4:59 PM, J.R. Mauro wrote:
>>>
>>> There are plenty of mirrors, I'm pretty sure the "sources is down
>>> AG
I am unable to type at more than about one char per second (I am not
making this up) in p9p acme in the tag line for a file. Only for file
tag lines, not other tag lines, and it's all fine in the actual file
window.
This is ubuntu 9.04. Any hints welcome.
thanks
ron
cat /proc/filesystems
On Mon, Jun 29, 2009 at 8:46 AM, Russ Cox wrote:
> Is this with a remote
> X or some other high latency connection to the
> underlying graphics?
Right on my laptop. But ubuntu 9.04 is known to have "X issues" and I
did not know if this was another one.
ron
I am just this year (shame on me!) really starting to use constructive
re's to effect. It's really worth playing around with X// and friends.
Having (e.g.) 32 Acme windows up and applying a command to 1/2 of them
is really very nice.
The ease with which one can apply a shell command to a blob of t
found what is likely the latest version lying on my laptop from over
two years ago and dumped it in
sources in ts7200.tar
I got excited by the beagleboard again ...
ron
On Mon, Jul 6, 2009 at 2:49 PM, Nick LaForge wrote:
> Thank you for remembering to find this, it will be of great help to me!
which board/cpu are you targeting? I really like that beagleboard.
ron
OK, be warned, the ether driver in that tree is not very good. I just
ported the linux driver over and then ran out of time to do much more.
ron
While it says best and brightest I'm going anyway. :-)
Planning to be there for coreboot and plan 9. I've registered for
those topics or whatever it is you do. Anyway I have tried to put
those names on the board.
Hope some of you can make it.
ron
-- Forwarded message --
From: G
On Wed, Jul 8, 2009 at 10:34 AM, Dan Cross wrote:
> I think his lane is that Linux is complex, bloated, poorly designed,
> etc and that FreeBSD would have been a better choice. I have to agree
> with that
well, if they come through on their promise of open source, you might
get to prove your
On Wed, Jul 8, 2009 at 12:30 PM, erik quanstrom wrote:
>> But don't underestimate the value of the interesting ideas in the
>> linux kernel that get the performance, e.g. RCU. I don't think there
>> are any OSes that have scaled to 4096 CPUs at this point besides
>> Linux.
>
> i thought that massiv
On Wed, Jul 8, 2009 at 12:50 PM, Uriel wrote:
> As for amd64, it is already done, we are just not worthy to have access to it.
Ah! I knew there was a reason!
ron
On Wed, Jul 8, 2009 at 1:10 PM, Devon H. O'Dell wrote:
> 2009/7/8 Uriel :
>> On Wed, Jul 8, 2009 at 9:56 PM, Devon H. O'Dell wrote:
>>> ACPI support doesn't need to suspend or do thermal zones. It just
>>> needs to be able to read the ADT and get MP / interrupt routing table
>>> information. This i
On Thu, Jul 9, 2009 at 12:26 PM, Jason Catena wrote:
> I'd also be interested in knowing whether gnuplot or an equivalent is
> yet ported to Plan 9. Ron Minnich et al. seem to prefer gnuplot, and
> reported that they generated data for it and used it in a paper, but
> weren'
I'll try to get 9grid.net back this week. It's on the ucb campus and
maybe somebody dropped it.
ron
http://www.mini-itx.com/store/?c=49#power-bundle
DESCRIPTION PRICE QTY TOTAL
Bundle: Intel DG45FC, Jou Jye 528i Case, 2GB RAM, 2.5in HDD Tray
£175.00 £175.00
Intel E1400 Celeron Dual Core 2.0 GHz Socket 775 CPU & Heatsink for
DG45FC Board * Lead ti
On Mon, Jul 13, 2009 at 3:18 PM, J.R. Mauro wrote:
> We hope to. One of the reasons it would actually be unwise to let
> anyone mount anything now is that no one uses per-process namespaces.
> That's probably fine on your desktop, but not on a server where 20
> people try to mount something under
On Mon, Jul 13, 2009 at 4:22 PM, Eric Van Hensbergen wrote:
> Not sure how easy or difficult this would be inside the kernel -- the
> central problem last time I looked at it was it was difficult to
> unshare namespace after the fork.
Well, my mount command cheated. When you ran the mount command
you need to find the niche and provide programs, which people can just
use. Or you need to find the niche that lets other people write
programs, and we're not where we need to be on that score. It's still
too hard for people to write servers and there's no clear answer on
which library to use. FUSE
On Tue, Jul 14, 2009 at 4:08 AM, roger peppe wrote:
> why does the linux 9p mount syscall bother
> with IP addresses at all? isn't it sufficient
> just to provide a facility for mounting a file descriptor
> (like the plan 9 syscall) and have an auxiliary
> command do the actual dial, authenticatio
On Tue, Jul 14, 2009 at 8:06 AM, Latchesar Ionkov wrote:
> Yes, that's what was removed. When the code was still there, the
> presence of the afid= option would prevent sending Tversion and would
> use the specified afid on Tattach. It is not hard to put it back.
That sounds nice to me, I would lo
>From what I know hg is working.
ron
I may be missing it, but what particular thing in the chmod failed?
What was it trying to set?
ron
apropos of this, 9grid.net is back.
Thanks to the guys at LBL for hosting this machine.
ron
On Sat, Jul 18, 2009 at 9:59 AM, Uriel wrote:
> Plan 9 is *not* an open source project, it can hardly be called a
> project even: There is no release management, there is no development
> process, there is no way to know what anyone is working on, no way to
> have any idea of what changes and feat
simple question: anybody have a style for .tex that gives us that nice
looking paper style?
ron
On Tue, Jul 28, 2009 at 10:58 AM, Lyndon Nerenberg wrote:
> Okay, it's authsrv(2) that describes the nvram search sequence. And for
> whatever reason I had it in my head that these days it was possible to grab
> the nvram across the wire, which in hindsight makes no sense whatsoever. And
> now that
On Tue, Jul 28, 2009 at 12:24 PM, erik quanstrom wrote:
> i don't believe this is safe for an arbitrary (rtc device, bios vendor).
> i may have missed something, since some of the bios in question
> are obsolete.
Hard to say. newer rtc has a whopping doubled-size CMOS and the BIOS
vendors don't s
On Fri, Jul 31, 2009 at 6:56 PM, J.R. Mauro wrote:
> Doesn't ASUS burn the Linux distro into a chip, though? Maybe there
> are utilities to flash it with something else.
see flashrom at coreboot.org
This is a great idea assuming we can get a mobo that plan 9 can use.
ron
I'm not a big fan of lustre. In fact I'm talking to someone who really
wants 9p working well so he can have lustre on all but a few nodes,
and those lustre nodes export 9p.
ron
On Fri, Jul 31, 2009 at 10:53 PM, Roman Shaposhnik wrote:
> What are your clients running?
Linux
> What are their requirements as
> far as POSIX is concerned?
10,000 machines, working on a single app, must have access to a common
file store with full posix semantics and it all has to work like
btw the sata FLASH parts are surprisingly fast. Not at all like USB
sticks, if that is what you are used to.
ron
Given these systems with mtrr issues.
Would it be possible to get:
- output from pci so we can see what memory ranges are in use on your machine
- how much memory
- what the mtrrs look like once set up
ron
On Mon, Aug 3, 2009 at 6:32 PM, Roman V Shaposhnik wrote:
> Is all of this storage attached to a very small number of IO nodes, or
> is it evenly spread across the cluster?
it's on a server. A big Lustre server using a DDN over (currently, I
believe) fiber channel.
> 2. do we have anybody succ
On Tue, Aug 4, 2009 at 2:55 AM, C H Forsyth wrote:
>>they emphatically don't go for posix semantics...
>
> what are "posix semantics"?
whatever today's customer happens to think they are.
ron
On Tue, Aug 4, 2009 at 8:20 AM, ron minnich wrote:
> It problem
probably
sorry
ron
This is the same kind of problem I had under Xen in the beginning. The
fix is to figure out what vmware gives you in the way of time info and
use that exclusively.
It problem seems odd but you can have cases where, e.g., 'sleep 10'
works and date is not right. I had this under both lguest and xen.
On Tue, Aug 4, 2009 at 12:15 AM, Daniel Lyons wrote:
> I don't know how to obtain this information, but would be glad to supply it.
> Also, forgive my ignorance, but isn't there a chicken-and-egg problem, since
> if the MTRRs are set up in vgavesa.c, my display is unusable? Or is there a
> special
Short form:
on today's machines, if someone gets physical access, you're owned.
Not much more to say except that with the kind of features vendors
insist on embedding in the systems, you can easily be owned without
physical access -- see the recent Black Hat articles, and I'm not
naming names so I
"Not surprisingly, given that it is a cross-desktop API, D-Bus will be
used to implement a protocol for extracting the needed secrets. "
some things never change. But no, I guess we should not be surprised.
ron
Do you want to add all these features to acme, or is it possible to
have an external process which writes to acme ctl files and causes
these things to happen?
ron
On Fri, Aug 7, 2009 at 10:34 AM, Daniel Lyons wrote:
> My beef is that they were hot-all-over CORBA not too long ago. I expect in
> another three years nobody will be using D-Bus, they'll be using some new
> layer that sits on top of it... ad nauseam. Outside Plan 9 I don't see
> anyone solving tw
On Sat, Aug 8, 2009 at 7:48 AM, Anthony Sorace wrote:
> the CD includes sources to the kernel on platforms which required NDAs
> to get the information to do the port. part of the NDA, as i
> understand it, required the sorts of restrictions on redistribution in
> the commercial license. people hav
some interesting talks in here, esp. the boot time reduction one.
ron
-- Forwarded message --
From: Peter Stuge
Date: Sat, Aug 8, 2009 at 7:28 AM
Subject: [coreboot] ELC 2009 videos and slides
To: coreb...@coreboot.org
http://free-electrons.com/blog/elc-2009-videos/
Some I f
> main: create /active/cron/bootes bootes bootes d775
This is right. It's supposed to be a directory.
cpu% ls -l /cron/bootes
--rw-r--r-- M 9758 bootes bootes 0 Sep 17 2008 /cron/bootes/cron
> main: create /active/sys/log/cron bootes bootes a664
This is right. It's supposed to be an append-only
It would be nice to do plan 9 audio if only to show people how it can
be done. Anyone who deals with audio on linux knows how not to do it;
but it's probably very hard to get it right. I know I could do no
better.
It would be nice, I think, to do it out of the kernel ... still better
to do it in a
I always get a kick out of this
exchange:http://www.usenet.com/newsgroups/comp.os.plan9/msg02052.html
It had to happen:
System and method for accessing SMASH-CLP commands as a web service
United States Patent Application 20080016143
ron
See this: http://www.wxwidgets.org/docs/tutorials/hworld2.txt
Well, they just seem to keep getting longer.
Your goal: hello, world in one line. Language of your choice. Linking
in a 512 MB library is a violation of the spirit of this contest.
Additional rules:
- line length is not defined but le
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