Alfred Perlstein wrote:
Some archs (such as i386) allow the OS to set page protections and
io permission bitmaps that effectively can pretect against problems
with drivers touching incorrect IO ranges, however...
Worse yet: What about hardware buggy devices?
This could case the
"Yevmenkin, Maksim N, CSCIO" wrote:
only one :-) performance :-) context switch is a slow operation.
Thanks,
emax
Excuse me gentleman, who said that ?
Take time to visit this site: http://www.qnx.com/iat/download/index.html
You'll be introduced to a hard-real time OS (with a very modular
Nick Sayer wrote:
Gustavo V G C Rios wrote:
Why not starting a microkernel arch?
IMHO the microkernel is the emperor's new clothes (so is OOP, but that,
I suspect, I won't
get quite so much agreement on).
Context switching has been mentioned, but in addition to that, the real
Considering the current kernel design approach used by traditional
system, what happens if a drive were wrongly coded ?
Would the entiry system crash ?
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Alfred Perlstein wrote:
* Gustavo V G C Rios [EMAIL PROTECTED] [000406 19:12] wrote:
Considering the current kernel design approach used by traditional
system, what happens if a drive were wrongly coded ?
Would the entiry system crash ?
please define "wrongly coded".
Hy folks!
I have been playing with FreeBSD for the last 1 year and some time ago i
decide to give openbsd a try.
I have been loving Free! Now, playing with Open is no trouble.
Some questions came up:
1) What are the advantages/disadavantages of using FreeBSD or OpenBSD?
2) FreeBSD has proven
Matthew Dillon wrote:
It's still a bad idea to post this sort of question to both mailing
lists.
Sorry, i did not realized that!
Next time, i'll be carefull!
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Does anybody here knows how to limit the size of my FS buffer cache ?
I have already looked over LINT config file, but it seems not to have
any option!
I have ever send this message to questions, but nobody there seems to
care/know.
I would really appreciate your help.
Thanks a lot for your
David Greenman wrote:
Does anybody here knows how to limit the size of my FS buffer cache ?
I have already looked over LINT config file, but it seems not to have
any option!
I have ever send this message to questions, but nobody there seems to
care/know.
I would really appreciate your
Hi hackers,
Currently, freebsd does lack such a support into its implementation.
I would like to give a look into this topic to see what i can do to
include support for free.
Can anyone here point me some source of information about this topic!
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I have a video board which is hanging my FreeBSD BOX (Virge S3 GX/2,
diamond stealth 3d 4000)
I am considering changing it to a new one, which one do you suggest me?
PS: I don't need a expensive one, all i need is a video board in the
same level of quality than the current one (Obvious, not
Hi!
I am sending this message, in order to get a help from you wizards.
Just after turn power on, i get into FreeBSD boot manager, it is given
me three choices:
F1: DOS
F2: FreeBSD
F3: Linux
Then, i select FreeBSD (F2)! Now, after BTX delay time to boot i time
ESC, what brings me into the
Dear gentleman,
i have been using free for the last 12 months! I have never done
anything in terms of system development, so i decide it was the time to
get more involved with FBSD development. In repect to this regard, i
sent a mail to Mr. David Greenman, whose response was:
"The first step is
"Chris D. Faulhaber" wrote:
On Tue, 2 Nov 1999, Gustavo Vieira Goncalves Coelho Rios wrote:
That is the message i get at the console when i try to write some thing
in my IDE ZIP drive!
Have anyone already faced such a problem ?
Does any one here know how to fix it ?
Could you
I am really sorry to post here a problem that's not related to hacking,
but i have already sent many posts to [EMAIL PROTECTED] without a
solution to my problem.
I am trying to get my Secondary IDE detected, but FreeBSD DOES NOT
detect it!
This device is working well under another OS like Linux
Daniel O'Connor wrote:
On 02-Nov-99 Gustavo V G C Rios wrote:
I am trying to get my Secondary IDE detected, but FreeBSD DOES NOT
detect it!
This device is working well under another OS like Linux and Win98 (i
have 3 OSes in my machine), so i believe there is no hardware problems
May anyone here point me where in the source tree i can see file system
API implemented, like open, write, close, etc.
Thanks a lot.
--
"Security is not a state, but a process."
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Hay, thaaank you!
I really glad to receive your message!
It will really shelp.
Again, thanks a lot!
Jeroen Ruigrok/Asmodai wrote:
* Gustavo V G C Rios (gr...@ddsecurity.com.br) [990910 04:14]:
I use freebsd about +- 12 months ago. I have never did any thing serious
I use freebsd about +- 12 months ago. I have never did any thing serious
at kernel level, nor i know anything about kernel desgin.
Suppose, i would like to spend time and patience learnig Fbsd internals.
If, later, i were able to code something to freebsd, and suppose i do,
what (or better, how)
I use freebsd about +- 12 months ago. I have never did any thing serious
at kernel level, nor i know anything about kernel desgin.
Suppose, i would like to spend time and patience learnig Fbsd internals.
If, later, i were able to code something to freebsd, and suppose i do,
what (or better, how)
Dear gentleman,
i am a computer science student, and this semester i had to began my
project to get graduated. After looking for some interesting topics on
many sources, one rised up:
Privacity on Shared Environments.
My ideia is to add system facilities to improve privacity for users on
shared
Chris Costello wrote:
On Wed, Sep 08, 1999, Gustavo V G C Rios wrote:
Dear gentleman,
One clear example:
No user(but only that ones previous allowed to) should be able to see
other users process. This facility have to be done at kernel level,
(that's what i think).
Define
Gustavo V G C Rios wrote:
After changes made by me:
I would be able to see any other proccess which i am not the owner, top
would not be (there was a mistaken in the sentece above, it was
in lack of "not" )
would indicated, only 8 proccess, for th
Dear gentleman,
i am a computer science student, and this semester i had to began my
project to get graduated. After looking for some interesting topics on
many sources, one rised up:
Privacity on Shared Environments.
My ideia is to add system facilities to improve privacity for users on
shared
Chris Costello wrote:
On Wed, Sep 08, 1999, Gustavo V G C Rios wrote:
Dear gentleman,
One clear example:
No user(but only that ones previous allowed to) should be able to see
other users process. This facility have to be done at kernel level,
(that's what i think).
Define see
Gustavo V G C Rios wrote:
After changes made by me:
I would be able to see any other proccess which i am not the owner, top
would not be (there was a mistaken in the sentece above, it was
in lack of not )
would indicated, only 8 proccess, for this current
My login.conf classes does not work, i have already looked for into The
Complete FBSD, man pages, /usr/src/lib/libutil/* but nothing works the
way i wanna.
i think that only you hackers can help me.
Here goes the classes:
shelldef:\
:cputime=10m:\
:filesize=unlimited:\
i am trying to get a login classes for my users, so i decided to edit
/etc/login.conf.
Among other, i have yma classes this way:
shell:\
:maxproc=5:\
:tc=auth-default:
Looking for auth-default, i saw the following:
## Authentication methods
## Note that these are disabled by
My login.conf classes does not work, i have already looked for into The
Complete FBSD, man pages, /usr/src/lib/libutil/* but nothing works the
way i wanna.
i think that only you hackers can help me.
Here goes the classes:
shelldef:\
:cputime=10m:\
:filesize=unlimited:\
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