/sys/net/netisr.c:233
#13 0xc058310a in swi_net (dummy=0x0) at /usr/src/sys/net/netisr.c:346
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think?
This has been discussed to death before - look in the archives for
'SIGDANGER' (probably pre-mailman).
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limits (ipcs shows
that you are close to system limits or the applications are reporting
allocation errors), then just increase the parameter related to
whatever you are running out of.
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/restore. Is there a solution or work-around?
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actually
uses the FPU.
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/subr_msgbuf.c
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members.
I'm not sure this is the best way to endear yourself to the FreeBSD
community. This strikes me as a good way to get yourself added to
personal killfiles.
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;
while(childpid != wait(status))
;
If you want to wait for a specific pid, look at waitpid() or wait4():
if (waitpid(childpid, status, 0) == -1) {
handle error
}
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to use wait() at all.
Note that if you don't bother to wait() for children and don't otherwise
keep track of how many children you have, you can run into overload
problems if you start creating children faster than they complete.
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is non-trivial. The little
reading I've done suggests that SSE and SSE2 are even larger.
Saving the SIMD state would be more expensive that using integer
registers for small (and probably medium-sized) copies.
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incentives to
have a net benefit.
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kernel.
compare the t_lapse, my concern is that t_lapse includes context switch
time when the user process is taken out of run queue.
So would gprof. And gprof has much higher overheads and a granularity
of 10usec.
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prompt and waits for input.
Unfortunately, I can't think of any way to do what you want.
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include all variants so you could look in
/sys/amd64/conf/GENERIC.
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/src/sys/crypto/
-CFLAGS+= -I/usr/src/sys/crypto
+.PATH: ${.CURDIR}/../../crypto
+CFLAGS+= -I${.CURDIR} -I${.CURDIR}/../../crypto
KMOD= mac_chkexec
SRCS= vnode_if.h \
server#
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off the shelf and have the added advantage of allowing users and
the system to clean up before the power goes away.
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-upgradeable firmware. It's just a matter of adding a little
more. You would use it only when power fails, so it's not like you would
wear it out.
I think that most modern drives have very little firmware in ROM - just
a bootstrap - with most of the firmware stored on the disk itself.
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.
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the problem by requiring the caller to ensure that the
strings passed as arguments remain in scope.
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On Mon, 2005-Feb-21 00:22:56 +0800, Kathy Quinlan wrote:
These are some of the errors I get in pairs for each of the above variables:
Wtrend_Drivers.c:15: conflicting types for `Receiver'
Wtrend_Drivers.h:9: previous declaration of `Receiver'
Without knowing exactly what is on those lines, it's
On Mon, 2005-Feb-21 03:02:29 +0800, Kathy Quinlan wrote:
Peter Jeremy wrote:
2) Pre-process the source and have a close look at the definitions and
declarations for Receiver. You may have a stray #define that is
confusing the type or a missing semicolon.
...
(14)Length = 0x00;
(15
);
}
But pfind(9) does a PROC_LOCK() which implies it can sleep and therefore
can't be used by an INTR_FAST handler.
Firstly, am I correct? If so, is there an alternative approach I can use?
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TCPDEBUG' and doing setsockopt(...,SO_DEBUG) in
the client and/or server processes. This may provide some clues, though
it will generate a lot of console output (and you'll probably need to
UTSL to understand the output).
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address
instead of the hostname.
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0x0001
vptr:0x001D 0x001E 0x0001 0x0001
vptr:0x001E 0x001F 0x0001 0x0001
vptr:0x001F 0x0020 0x0001 0x0001
vptr:0x0020 0x0021 0x0001 0x0001
vptr:0x0021 0x0022 0x0001 0x0001
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external TCP
connections when keep-alive timers expire in remote systems and
firewalls.
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())
that correctly calculated (uint64 * uint32)/uint32 which would
work for tt 2^32. Assuming that nothing is being profiled, this
would be good for just over a year of process time.
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doesn't). It is reasonably likely
that existing code relies on the documented behaviour and will therefore
break when you move O_NONBLOCK from the file to the file descriptor.
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http
that you need to manually
configure - from memory, it's the resolution.
My actual config files are at work and I won't have access to them for
another week and a bit.
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from the traditional implementation of sleep(3) which
used alarm(2) and pause(2)).
nanosleep(2) sleeps an integral number of ticks which is rounded up by
one tick.
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to a particular file name
- no?
I know I've done this in the past but I don't recall exactly how.
About all you can do is search through the inode list for the
relevant blocks and then map the inode numbers to file names.
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On Sat, 2004-Dec-18 20:59:11 +0100, Bernd Walter wrote:
On Sat, Dec 18, 2004 at 08:17:39PM +1100, Peter Jeremy wrote:
My approach to this is to add a line similar to
dd if=/dev/ad0 of=/dev/null bs=32k
for each disk into /etc/daily.local (or /etc/weekly.local or whatever).
This ensures
reasons).
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.
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remains a independent entity for restore purposes).
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-bit architectures:
int64_t x = (int64_t)(ulong)p-fts_parent-fts_number |
((int64_t)(ulong)p-fts_parent-fts_pointer) 32;
x += p-fts_statp-st_blocks;
p-fts_parent-fts_number = (long)x;
p-fts_parent-fts_pointer = (void *)(long)(x 32);
etc. /Severe_kludge_alert
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really help for system
installation. You might solve points 1 and 2 but you replace them
with the issue of how to bring up the network and arrange appropriate
client/server communication and authentication.
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. I've also bumped
into this problem when playing with VLANs where one end of the VLAN
trunk doesn't support long frames - an oversize packet will get ignored
by the receiver without any error being returned.
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died unexpectedly.
Whilst it's possible for the sysadmin to enter the relevant jail and
look at what is used in that jail, it's very difficult to get an
overall view of the system in this way - especially if there are lots
of jails.
Robert Watson was also looking into this recently.
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or not), it should either do it or tell me that it
hasn't done it. Failing to do what I ask and not telling me means
that I can't trust the computer - I have to double-check that the
files I wanted to delete have actually gone away.
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lost+found (perhaps with fsdb) and rerun fsck.
I've done this. The problem is stopping fsck before it starts throwing
away files. Once you stop fsck, you need to do a 'mount -f ...',
rename lost+found to something else, unmount the filesystem and
start lost+found again.
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Peter Jeremy
On Wed, 2004-Aug-11 09:58:21 +0200, Wilko Bulte wrote:
On Wed, Aug 11, 2004 at 05:54:35PM +1000, Peter Jeremy wrote..
On Wed, 2004-Aug-11 08:17:39 +0200, Nicolas Rachinsky wrote:
* Charles Sprickman [EMAIL PROTECTED] [2004-08-10 23:52 -0400]:
I was hoping for some option in fsck to allow
.
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(and there's no
upper bound on how late your handler will be invoked if the system is
heavily loaded).
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On Fri, 2004-Jul-23 20:50:01 -0700, Jake Hamby wrote:
My biggest annoyance with building the kernel, compared to Linux, is
that it insists on building all of the possible kernel modules, even
though I only want to build the ones that make sense for my hardware.
I think you want the following:
On Tue, 2004-Jul-20 14:01:06 -0400, Charles Sprickman wrote:
On Tue, 20 Jul 2004, Peter Jeremy wrote:
It's difficult to see how a sanely written RAID utility could totally
screw up an array in a short time
Upon reflection, one obvious way is to change the array layout. I
don't know enough
been wiped, rather
than written back to the disk.
If you haven't run newfs and have the correct disklabel, the disk
should be in a reasonably sane state. Have you tried running something
like ports/sysutils/scan_ffs over the disk (or your copy of it)?
Have you tried dumping vn0c?
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Peter Jeremy
On 2004-Jul-11 21:06:32 +0400, Dmitry Morozovsky [EMAIL PROTECTED] wrote:
[EMAIL PROTECTED]:/tmp/tsostik cat x.c
#include stdio.h
int main ()
{
float a;
for(a=0.01;a=0.1; a+=0.01)
printf(%f %.3f %d\n, a*100, a*100, (int)(a*100));
return 0;
}
[EMAIL PROTECTED]:/tmp/tsostik
On Sat, May 08, 2004 at 09:56:06PM -0700, Brian O'Shea wrote:
However, CVS branch tags only appear to be listed for versions as
far back as RELENG_2_2_0_RELEASE. Does anybody know if earlier
versions are accessible via cvsup?
CVSup just uses CVS tags so you can pull down the code associated with
On Sun, Mar 28, 2004 at 03:02:37PM -0600, Dan Nelson wrote:
In the last episode (Mar 27), Mark Terribile said:
A friend asked me to run some Linux source on FreeBSD. It simulates
a data pool management system he is using, and it includes a call
msync(2) with both the MS_ASYNC and MS_INVALIDATE
On Sun, Mar 21, 2004 at 02:20:13AM -0500, Matt Emmerton wrote:
- Original Message -
From: Garance A Drosihn [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Sent: Saturday, March 20, 2004 5:45 PM
Subject: Adventures with gcc: code vs object-code size
if (strcmp(elemcopy, :) == 0)
...
I don't
Please don't top-post.
On Tue, Mar 16, 2004 at 09:42:25AM +0100, Bogdan TARU wrote:
Thanks for the mails advices... The box is a dual xeon @3GHz, with
4GB of ram and raid 5 on board (scsi HDDs), with a 4.9 on it.
Not short of horsepower then. 250K syscalls/sec may not be overly
excessive for
On Sun, Mar 14, 2004 at 09:16:54PM -0800, Wes Peters wrote:
Sigh. Nobody really does compute-bound tasks anymore, do they? I really
miss scientific programming.
[EMAIL PROTECTED], the mersenne prime project, protein folding and the list
goes on (the mersenne prime project web site includes an
On Wed, Mar 03, 2004 at 07:27:31AM +0100, Bernd Walter wrote:
Currently I get the states via kern.cp_time, but this only allows
a granularity of a single second and I need something around 50-100ms.
As far as I can tell - both by studying the source code and by
running sysctl -x kern.cp_time in a
On Fri, Jan 30, 2004 at 11:02:08PM +0800, Jun Su wrote:
I think this algorithms for proc_alloc, pfind and zpfind are all O(1). The
worst situation is that
it reaches PID_MAX. In this situation, we need expand our pidtbl. This may
bring some delay. However, this situation will only occurs few
On Mon, Nov 24, 2003 at 10:06:46AM -0500, Leo Bicknell wrote:
Well, what I'm really interested in is the install + live file
system on a single DVD, which is how the DVD's at FreeBSD mall are
advertised (I've never bought one, myself). So, I can build an
install CD, I (think I) can build a live
On Sun, Jan 11, 2004 at 01:12:25PM -0600, William Grim wrote:
If it's really such a big deal to get rid of floppy support, how about
we get rid of it and make sure an older version of FreeBSD 4.x/5.x is
always available for download? This way, floppy users could install an
older version of the
On Fri, Jan 09, 2004 at 10:57:56PM +0100, Martin Nilsson wrote:
This discussion is just like when the i386 support was removed from the
GENERIC kernel, a lot of noise about old systems that wouldn't be able
to run (or benefit) from FreeBSD 5 anyway.
There's a big jump between i386 systems and
On Fri, Jan 09, 2004 at 11:35:51AM -0800, Tom Arnold wrote:
Building a box thats going to house many billions of small files. Think
innd circa 1998 or someone trying to house AOLs mail system on cyrus or
something.
This is probably going to stress any filesystem. You might like to
consider an
On Sat, Jan 10, 2004 at 05:01:13PM -0500, Garance A Drosihn wrote:
At 9:35 PM + 1/10/04, Andrew Boothman wrote:
Peter Schuller wrote:
Most of the noteworthy features of subversion are listed
on the project front page:
http://subversion.tigris.org/
A significant one of which is the fact
On Sun, Jan 11, 2004 at 12:25:46AM +0100, Dag-Erling Smørgrav wrote:
Peter Jeremy [EMAIL PROTECTED] writes:
Our main fileserver has a filesystem with 2.7e6 files and we
are continually running into undocumented features (aka bugs) as a
result of the large number of files.
Is 2.7e6
On Fri, Jan 09, 2004 at 04:38:11PM +0100, Dag-Erling Smørgrav wrote:
M. Warner Losh [EMAIL PROTECTED] writes:
[EMAIL PROTECTED] (Dag-Erling Smørgrav) writes:
: 2) use pciconf -l (or direct access to /dev/pci) to retrieve the PCI
:IDs of unclaimed devices, look them up in a list of supported
On Thu, Jan 08, 2004 at 08:30:17PM -0800, Avleen Vig wrote:
A simple website which lets you choose what drivers you want (anyone
seen the .muttrc config page? :)
That should be really easy to do with a little perl CGI.
I might take a crack at this in the next week or so.
FWIW, Plan-9 (
On Thu, Jan 08, 2004 at 10:52:08AM +0100, Daniel Lang wrote:
Matthew D. Fuller wrote on Thu, Jan 08, 2004 at 01:58:11AM -0600:
[..]
And, further, some of us don't have (and don't want) CD burners, and even
if we had 'em, don't want to burn (no pun intended ;) a CD blank just to
install an OS,
On Fri, Jan 09, 2004 at 04:26:54PM -0600, Matthew D. Fuller wrote:
On Fri, Jan 09, 2004 at 02:23:58PM -0700 I heard the voice of
Scott Long, and lo! it spake thus:
Dag-Erling Sm?rgrav wrote:
yes, we need something like
struct pci_device_info {
uint32_tpciid;
char
On Wed, Jan 07, 2004 at 09:08:38PM +0100, Roman Neuhauser wrote:
The ports freeze seems to last too long with recent releses. Or
maybe it's just I've gotten more involved, but out of the last four
months (2003/09/07-today), ports tree has been completely open
for whopping 28 days.
On Fri, Nov 21, 2003 at 10:59:40AM +0100, Pawel Jakub Dawidek wrote:
Such secure flag for running process could be also implemented with
multiple meanings:
Is the secure flag intended to protect the process image from the invoking
user as well as other users?
1. All freed pages have to be
On Wed, Nov 19, 2003 at 09:26:10PM -0800, Len Sassaman wrote:
It is my intuition from this behavior that the sshd master process
listening for connections is unable to spawn a new process to complete
the authentication step, and thus the connection is being dropped.
There is no information of
Martin V?n(a wrote:
I use two soundcards on my Freebsd5.1 box - Sb Live and SB AWE64, FreeBSD
somehow figured out that
Live is better than Awe and made it primary soundcard.
...
But I can't figure out how to swap soundcards in
The cards are numbered in the order in which they're detected.
On Sun, Oct 12, 2003 at 08:57:52PM +0100, Bruce M Simpson wrote:
[ Andrew: Perhaps you can shed some light on how the necessary information
can be gathered on Alpha? My search was incomplete and I could not find
a reliable source for DEC's development manuals. ]
L1 cache information is in the CPU
On Sat, Oct 11, 2003 at 09:27:11AM +0100, Bruce M Simpson wrote:
OS X definitions considered too PowerPC centric. I think the best way
to handle all cases is thus:-
- Support 3 levels of cache.
Out of interest, do any systems other than the big-iron Alpha's use L3
cache? A quick look at the
On Thu, Oct 09, 2003 at 07:24:15PM +0200, Bernd Walter wrote:
Note that, possibly contrary to expectations, 8-bit and 16-bit
_writes_ are not atomic on many (all?) the 64-bit architectures.
Small writes are generally done by doing a 64-bit read, insert
under mask and 64-bit write.
The mask
On Fri, Oct 10, 2003 at 03:09:47PM -0400, Andrew Gallatin wrote:
Bruce M Simpson writes:
I've been thinking we should definitely make the cache organization
info available via sysctl. I am thinking we should do this to make
the UMA_ALIGN_CACHE definition mean something...
If you do this,
On Wed, Oct 08, 2003 at 11:51:06AM +0200, Harti Brandt wrote:
You need to lock when reading if you insist on consistent data. Even a
simple read may be non-atomic (this should be the case for 64bit
operations on all our platforms). So you need to do
mtx_lock(foo_mtx);
bar = foo;
On Sun, Sep 28, 2003 at 06:14:25PM -0400, Sergey Babkin wrote:
BTW, I have another related issue too: since at least 4.7
all the disk device nodes have charcater device entries in /dev.
As of December 1999 - which is before 4.0-RELEASE. This was well
advertised and discussed at the time. Your
On Wed, Sep 24, 2003 at 11:38:59PM +0100, Scott Mitchell wrote:
No idea why both 6 byte and 10 byte commands exist. No doubt someone out
there knows the historical background to it all.
If my memory serves correctly, SCSI started off as SASI - developed
by Shugart Associates for some marketing
On Wed, Sep 17, 2003 at 06:12:44PM -0400, Andrew Gallatin wrote:
My question is: What the heck could the SMP kernel be doing which
causes the DMA to complete faster?
My guess is that this is a coherency issue rather than a timing issue.
The SMP kernels are far more careful about ensuring
On 2003-Sep-14 18:54:40 +, Zane Long Quentine [EMAIL PROTECTED] wrote:
the version of FreeBSD is 4.8
use the dmesg, I found some related information about my usb strorage
--begin here
umass0: Digital , Inc. TGE UFD MP3 Player., rev 1.10/0.01, addr 2
umass0: Get Max Lun not supported (IOERROR)
On Mon, Sep 08, 2003 at 11:12:59PM -0400, Alexander Kabaev wrote:
On Mon, 8 Sep 2003 23:02:33 -0400
Matthew Emmerton [EMAIL PROTECTED] wrote:
I've been silently following this thread, and unless I missed
something, has anyone asked John why he wants/needs to use C++ in the
kernel?
Tools, not
On Mon, Sep 01, 2003 at 12:38:34PM -0700, Greg Shenaut wrote:
Has it ever been suggested to create one or more dependencies
ports (or more to the point, packages)? I think it might be pretty
useful to have something like that so that all of the prerequisites
can be installed at once.
Maybe I'm
On Sun, Aug 31, 2003 at 12:06:28AM +0100, Pedro F. Giffuni wrote:
Emacs and perl both use traditional bytecode interpreters, as does the
Classic JVM. I agree they will be unaffected. This change will only
impact JIT JVMs.
Well, we only have a JIT JVM for the i386, and on the particular case
On Sat, Aug 30, 2003 at 09:59:01PM +0100, Pedro F. Giffuni wrote:
--- Tim Kientzle [EMAIL PROTECTED] wrote:
...
The OpenBSD work on tightening up read/write/exec memory permissions
looks interesting, but I wonder what impact it has on
JIT technologies; do the current Java VMs or other
On Wed, Aug 27, 2003 at 10:53:38AM +1000, Greg Black wrote:
On 2003-08-26, Diomidis Spinellis wrote:
You can use the system the way you intent to for two weeks, and then run
find / -atime +2w -print0 | xargs -0 rm -f
This command will delete all files that have not been accessed within
the
On Thu, Aug 21, 2003 at 10:44:03PM +0200, Pawel Jakub Dawidek wrote:
On Thu, Aug 21, 2003 at 01:09:15PM -0400, ari wrote:
+ [...] The programmer
+ should be able to drop filesystem creation permissions, without worrying
+ about the need to drop open, mkfifo, bind, link, symlink, mkdir, and any
+
On Thu, Aug 14, 2003 at 10:29:09PM +0200, Pawel Jakub Dawidek wrote:
On Thu, Aug 14, 2003 at 09:52:25PM +0400, Buckie wrote:
+ BTW, QNX had this for a long time, it's called QNet in there. Allows
+ transparently to mount or use anything in /dev. Even a soundcard!
I think this isn't really hard to
[Redirected to -hackers because this isn't directly relevant to the
actual code committed]
On Fri, Aug 15, 2003 at 05:04:02AM -0700, Poul-Henning Kamp wrote:
Suggested replacement command sequence on the client:
dd if=/dev/zero of=/swapfile bs=1k count=1 oseek=10
On Fri, Aug 15, 2003 at 11:01:47AM +0200, Pawel Jakub Dawidek wrote:
On Fri, Aug 15, 2003 at 06:44:14PM +1000, Peter Jeremy wrote:
+ But there are two problems:
+ 1. Device major numbers.
+
+ I don't see this as a problem - you do the name to major/minor mapping
+ on the remote system. All
On Mon, Aug 11, 2003 at 03:50:26PM -0700, Ted Unangst wrote:
On Mon, 11 Aug 2003, John Baldwin wrote:
Also, SK_LOCK != SK_IF_LOCK, or is that a typo? If it is a typo,
then the lock order should still be fixed in some fashion.
They are the same. SK_IF_LOCK is called on the sk_if_softc, but
On Thu, Jul 10, 2003 at 01:38:21PM -0700, Joshua Oreman wrote:
On Fri, Jul 11, 2003 at 06:10:13AM +1000 or thereabouts, Peter Jeremy wrote:
Consider system A as the server and system B as the mirror. In theory,
on system A I should be able to:
mount B:/big/data/blob /remote
vnconfig
I'm looking at building a fileserver and want to mirror the data
across two systems (if one fails, I can use the other).
Consider system A as the server and system B as the mirror. In theory,
on system A I should be able to:
mount B:/big/data/blob /remote
vnconfig /big/data/block
On Mon, Jun 02, 2003 at 11:58:25PM +0200, Marko Zec wrote:
There are two major possible causes for overhead increase. First, each IP
protocol related tunable variable and most of the global symbols involved in
network processing have been virtualized. [...] And second, many kernel
functions have
On Fri, May 30, 2003 at 10:07:07PM +0200, Marko Zec wrote:
I plan to start porting the cloning code to -CURRENT once it becomes -STABLE
(that means once the 5.2 gets out, I guess).
FreeBSD has a policy that all new features must be added to -CURRENT
before they can be added to -STABLE (4.x or
On Tue, May 27, 2003 at 04:55:47PM -0700, Julian Elischer wrote:
Has anyone been able to compile the openoffice port recently?
It built successfully for me on 25th April in -STABLE.
Are you using any non-default flags or options? Last time I tried to
build it with debugging enabled (beginning
On Mon, Mar 24, 2003 at 08:18:43PM +0100, Daniela wrote:
Well, it's just a home server. I don't mind a few crashes, but security is
important for me. What do you think, should I go back to -stable?
If you're willing to put up with a few crashes _and_ assist with
debugging the crashes (eg trying
On Thu, Mar 20, 2003 at 10:15:48PM -0600, Brandon D. Valentine wrote:
I have encountered a situation in which it would be extremely handy to
have a generalized version of mergemaster(8) which is less specific to
the task of merging /etc. I need to recursively merge two directories
of source files
On Mon, Mar 17, 2003 at 10:06:27AM +0300, .@babolo.ru wrote:
It is time to invent ping socket and traceroute socket
in addition to tcp, udp, divert so on?
Whilst this might seem nice, actually implementing so that it is
both useful and safe is not easy.
For a ping socket, this is reasonably easy
On Thu, Mar 13, 2003 at 01:57:16AM -0500, David Cuthbert wrote:
To be honest, I've never passed anything but FD_SETSIZE for this
parameter. When I'm writing a performance critical server, I use poll()
instead. It's faster
This is an interesting claim. Do you have some pointers to back it up?
On Thu, Mar 13, 2003 at 06:50:18PM +0200, Enache Adrian wrote:
I have no benchmarks, but judging after the way things are implemented
in the FreeBSD kernel, select() is definitely faster.
Can you explain what leads you to make this statement please.
Please someone explain me what is meant in
On Thu, Mar 13, 2003 at 02:00:49PM -0500, David Cuthbert wrote:
Peter Jeremy wrote:
In virtually all cases, poll() will need to copy more data in and out
of the kernel then select() would. Likewise, in virtually all cases,
select() will need to scan more file descriptors than poll() does
On Tue, Mar 11, 2003 at 11:20:36AM -0800, Doug Ambrisko wrote:
Wes Peters writes:
| Flood it with wire speed 64-byte packets and drive it into receive
| interrupt livelock. Yup, the PCI bus is (most of) the problem here too.
Can't reproduce it. Maybe they fixed it in the 8100L rev.?
I tried a
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