I wanted to get some clarification about the 4BSD scheduler. I am sort of
confused why there are two forms of scheduling, one done between processes and
another done between threads in a process. The priority calculations seem to be
done only with processes and I assume that the global run queue
Ashwin Chandra wrote:
I wanted to get some clarification about the 4BSD scheduler. I am sort of
confused why there are two forms of scheduling, one done between processes and
another done between threads in a process. The priority calculations seem to be
done only with processes and I assume that t
On Sun, 27 Feb 2005, Ashwin Chandra wrote:
Hi all, Ive been trying to counter the malicious effects of a forkbomb
by setting the forkbomb parent and children to a PRI_MAX priority,
although this is not having any effect on the system load.
Basically in my code when I know which process is acting
On 1109549715 seconds since the Beginning of the UNIX epoch
Maxim Sobolev wrote:
>
>Well, I think that this is quite minor item, since GBDE doesn't govern
>transformation of the passphrase into the actual key, so that another
>scheme more bullet-prof against dictionary attacks (PKCS#5 or any oth
Dear All:
I have some questions of source of loader
1.Where is the source of the "ls" command?
2.How it mount the ufs boot partition as "/" when it start,Is it a function
or something else?.
Any answers are appreciated:)
_
与联机的朋友进行交流
On Sun, 27 Feb 2005 20:56:03 -0800, Ashwin Chandra <[EMAIL PROTECTED]> wrote:
> The forkbomb program I wrote is just one parent that forks 750 or so
> children that each malloc around 40 MB's of memory and do a mem traversal
> through it. The children do not fork. I see the overhead of forking co
On Sat, Feb 26, 2005, Yan Yu wrote:
> HI, all,
> I have a Q on the input parameter of fdrop() and fdrop_locked() in
> kern/kern_descrip.c.
>
> i am curious about the design choice of their input parameter.
> currently, it is defined as
>
> A) fdrop( struc
On 1109583001 seconds since the Beginning of the UNIX epoch
Mike Silbersack wrote:
>
>If you're sure that the program is a forkbomb, why not modify the forkbomb
>protection that is already present in kern_fork.c:
>
>tsleep(&forksleep, PUSER, "fork", hz / 2);
>
>What it does at present is whenever
I have this:
#include
In program I use this:
DELAY(1000);
I get this:
undefined referance to 'DELAY'
when I compile the program with GCC with flags -Wall -g -o com main.c
ANY ideas ??
I have looked in the relevent header and it seems to be there
Regards,
Kat.
--
No virus found in this outgoing mes
In the last episode (Feb 28), ?? ?? said:
> I have some questions of source of loader
>
> 1. Where is the source of the "ls" command?
/sys/boot/common/ls.c
> 2. How it mount the ufs boot partition as "/" when it start,Is it a
>function or something else?.
The loader can't mount anything, si
On Mon, Feb 28, 2005 at 11:39:52PM +0800, Kathy Quinlan wrote:
> I have this:
>
> #include
>
> In program I use this:
>
> DELAY(1000);
>
> I get this:
>
> undefined referance to 'DELAY'
>
> when I compile the program with GCC with flags -Wall -g -o com main.c
>
> ANY ideas ??
>
> I have lo
In the last episode (Feb 28), Kathy Quinlan said:
> I have this:
>
> #include
>
> In program I use this:
>
> DELAY(1000);
>
> I get this:
>
> undefined referance to 'DELAY'
>
> when I compile the program with GCC with flags -Wall -g -o com main.c
DELAY is a kernel function. In user process
Dan Nelson wrote:
In the last episode (Feb 28), Kathy Quinlan said:
I have this:
#include
In program I use this:
DELAY(1000);
I get this:
undefined referance to 'DELAY'
when I compile the program with GCC with flags -Wall -g -o com main.c
DELAY is a kernel function. In user processes, just use s
In message: <[EMAIL PROTECTED]>
Kathy Quinlan <[EMAIL PROTECTED]> writes:
: I have this:
:
: #include
:
: In program I use this:
:
: DELAY(1000);
:
: I get this:
:
: undefined referance to 'DELAY'
:
: when I compile the program with GCC with flags -Wall -g -o com main.c
:
: ANY
Hey.
I have a Freebsd server running freebsd-4.9-stable.
I cvsupped the ntop src last week for 3.1.1.
I then had no problems what so ever building ntop, except for the xml plugin
saying it was not built, cause it cannot find
xmlversion.h, even though I have libxml installed, and specified the ri
Hi, there!
I've tried s3switch utility from ports on 5.2.1 and found that
i386_set_ioperm syscall doesn't work properly. The next code illustrates
the problem. It will get SIGBUS with very high probability.
#include
#include
#include
int main()
{
if ( i386_set_ioperm( 0x80, 1, 1)) {
On Friday 25 February 2005 04:39 am, Peter Jeremy wrote:
> On Thu, 2005-Feb-24 17:59:19 -0700, Scott Long wrote:
> >- kernel option support. How do we support vendor modules in a kernel
> >that might be compiled with PAE (rather common these days), SMP, MAC,
> >etc. The loader and /boot infrastru
On Monday 28 February 2005 02:57 pm, Denis Ustimenko wrote:
> Hi, there!
>
> I've tried s3switch utility from ports on 5.2.1 and found that
> i386_set_ioperm syscall doesn't work properly. The next code illustrates
> the problem. It will get SIGBUS with very high probability.
>
> #include
> #inclu
On Monday 28 February 2005 00:15, Maxim Sobolev wrote:
> Roland Dowdeswell wrote:
> > [ cc'ing [EMAIL PROTECTED], because there has been talk
> > of GBDE there in the past.]
>
> So what? If the write fails in the middle, reading sector will just
> produce garbage. I don't think that it's differen
Hi, Everyone:
How can I debug the core dump file created by kernel panic? I try to use "gdb
-core vmcore.0" (vmcore.0 is 4G file because I have 4G memory) and the gdb
said: this is not a vaild core file. Why?
Thanks
___
freebsd-hackers@freebsd.org
[Format recovered--see http://www.lemis.com/email/email-format.html]
Single line message.
On Tuesday, 1 March 2005 at 11:41:08 +0800, River wrote:
> Hi, Everyone:
>
> How can I debug the core dump file created by kernel panic? I try to
> use "gdb -core vmcore.0" (vmcore.0 is 4G file because I ha
On Tue, Mar 01, 2005 at 11:41:08AM +0800, River wrote:
> Hi, Everyone:
>
>
> How can I debug the core dump file created by kernel panic? I try to
> use "gdb -core vmcore.0" (vmcore.0 is 4G file because I have 4G
> memory) and the gdb said: this is not a vaild core file. Why?
Read the chapter on k
> How can I debug the core dump file created by kernel panic? I try to use "gdb
> -core vmcore.0" (vmcore.0 is 4G file because I have 4G memory) and the gdb
> said: this is not a vaild core file. Why?
AFAIK you have to use 'gdb -k' (or 'kgdb') to use GDB's kernel debugging mode.
--
FreeBSD Vo
On 1109635700 seconds since the Beginning of the UNIX epoch
Thomas Sparrevohn wrote:
>
>I could be wrong but I would assume that if it is correctly handled within
>softupdates there should be no need for journalling - e.g. If both
>transactions are not completed the writes are ignored
This does
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