On Tue, 10 Nov 2009, Nick Guenther wrote:
[ext3 data= / FFS]
journal ~= sync (ensures consistency of both metadata and file data)
ordered ~= softdep (ensures consistency of metadata both internally
and with file data)
writeback ~= default (ensures consistency of metadata internally but
real
On Nov 10 23:36:42, Michael wrote:
Hi,
Am 10.11.2009 22:53, schrieb Jan Stary:
Those 40 MB/s are limited due to the other systems read performance.
However, softraid crypto seems (unreasonably ?) slow to me.
Why do you even involve the network and some other system's
read in
On Nov 10 16:21:04, Alvaro Mantilla Gimenez wrote:
On Tue, 2009-11-10 at 21:31 +0100, Michael wrote:
Hi,
when using softraid crypto with OpenBSD 4.6-current I never get more
than ~10-11 MB/s disk writing speed even though the disk (WD Raptor 73
GB) itself, without crypto, can do way
Hi,
i have a IBM Thinkpad T41 running OpenBSD 4.6 stable. The Thinkpad has 2
USB Ports and supports USB 2.0 (ehci). If i plug in a umass device,
sometimes i get USB 2 speed, sometimes not. In my dmesg I can see that
uhub0 is on usb0 thats on ehci, but uhub1 - uhub3 are uhci devices. My
USB
Nick Guenther wrote:
So, as nicely summarized at
http://www.h-online.com/open/news/item/Possible-data-loss-in-Ext4-740467.html
,
ext4 is kind of broken. It won't honor fsync and, as a /feature/, will
wait up to two minutes to write out data, leading to lots of files
emptied to the great
Janne Johansson wrote:
Nick Guenther wrote:
So, as nicely summarized at
http://www.h-online.com/open/news/item/Possible-data-loss-in-Ext4-740467.html
,
ext4 is kind of broken. It won't honor fsync and, as a /feature/, will
wait up to two minutes to write out data, leading to lots of files
Michal wrote, sometime around 11/11/09 11:40:
I know this is a bit off topic, but storage devices have battery's on
RAID cards for a reason. If you are worried about read/writes etc when a
system dies, there are measures you can take
Probably even more OT, but...
Although some (most?) RAID
Jan Stary wrote:
On Nov 10 16:21:04, Alvaro Mantilla Gimenez wrote:
On Tue, 2009-11-10 at 21:31 +0100, Michael wrote:
Hi,
when using softraid crypto with OpenBSD 4.6-current I never get more
than ~10-11 MB/s disk writing speed even though the disk (WD Raptor 73
GB) itself, without
Bonnie is not a realistic load, ever. Therefore the numberis are really
not useful. If one insists on getting an idea of what crypto can run
then do: dd if=/dev/rsd2c of=/dev/null bs=1m count=100
Where rsd2c is the raw crypto disk.
At some point I will have another look to see if I can speed it
On Wed, Nov 11, 2009 at 12:24:25PM +0100, Janne Johansson wrote:
Nick Guenther wrote:
So, as nicely summarized at
http://www.h-online.com/open/news/item/Possible-data-loss-in-Ext4-740467.html
,
ext4 is kind of broken. It won't honor fsync and, as a /feature/, will
wait up to two
EXT was and still is a joke. I remember reading about the 2 minute
drain and I almost peed my pants. EXT3 had the nice feature of randomly
stopping to boot after enough reboots on enough machines. Thankfully I
no longer run any volume of this crap.
On Wed, Nov 11, 2009 at 11:55:30AM +,
when using softraid crypto with OpenBSD 4.6-current I never get more
than ~10-11 MB/s disk writing speed even though the disk (WD Raptor 73
GB) itself, without crypto, can do way more.
Uh...that sounds wear to me. I just copy 70 Gb from a USB SATA HD to
the local partitions under
On Tue, Nov 10, 2009 at 9:30 PM, Nick Guenther kou...@gmail.com wrote:
A snaplen of 0 on linux really means a snaplen of 2^16-1 which is
good enough. I'd imagine tcpdump: invalid snaplen 0 was chosen
because technically it's true, the linux thing is just a convenience
hack that will bite
On Nov 11 07:09:36, Marco Peereboom wrote:
Bonnie is not a realistic load, ever. Therefore the numberis are really
not useful. If one insists on getting an idea of what crypto can run
then do: dd if=/dev/rsd2c of=/dev/null bs=1m count=100
Where rsd2c is the raw crypto disk.
This is how my
sarablocks_imageblocks_imageblocks_imageblocks_imageblocks_imageblocks_image
Chaises | Tables | Fauteui ls | Poufs tabourets | Bancs | Meacut
e;ridiennes transats | Commodes et armoires | Lits | Luminai res |
Tapis coussins | Coupes vases | Ranger accrocher | Deacut e;corer
| Enfants
On 2009-11-10, Daniel Ouellet dan...@presscom.net wrote:
FW1 hostname.if files are:
$ cat /etc/hostname.carp0
inet 192.168.167.54 255.255.255.248 192.168.167.55 vhid 1 advskew 0 pass
password
$ cat /etc/hostname.carp1
inet 192.168.110.254 255.255.255.224 192.168.110.255 vhid 1 advskew
On Wed, Nov 11, 2009 at 01:47, Theo de Raadt dera...@cvs.openbsd.org wrote:
You say MegaRAID 8X in response to someone saying mfi?
Sorry - I was referring to ami(4) cards in response to general
discussion about LSI cards. For clarification, a quick search revealed
that some, if not all, mfi(4)
Warning, long post...
This whole performance discussion made me curious, and since I had 2
identical SATA disks available I made some tests with softraid and
crypto (dmesg at the end).
summary (MB/sec):
write readlayout
80 80 single disk / raw
68 80 single disk / file
Hello all,
recently I've noticed on my OpenBSD 4.5 Stable box strange memory behavior
while downloading files from ftpd daemon.
It seems ftpd is somehow allocates more and more memory. Memory is not freed
until something else needs it.
At least it is always freed after daily script runs. I've
On Tue, Nov 10, 2009 at 10:52 PM, Marco Peereboom sl...@peereboom.us wrote:
where sd3 is the softraid crypto volume.
On Tue, Nov 10, 2009 at 07:38:00PM -0600, c l wrote:
Is it possible to lock a softraid crypto volume without rebooting?
It seems bioctl -d is what I want but I'm not sure.
On Nov 10, 2009, at 2:31 PM, Michael wrote:
Hi,
when using softraid crypto with OpenBSD 4.6-current I never get more
than ~10-11 MB/s disk writing speed even though the disk (WD Raptor 73
GB) itself, without crypto, can do way more.
What I see during transfer in top/systat is a high
You defeated read ahead with your RAID test and found out that kernel
crypto is slow. Oh and you tested softdep pretty well too because that
is what you were trying to measure, right?
Lies, damn lies and benchmarks...
On Wed, Nov 11, 2009 at 08:09:40PM +0100, Robert wrote:
Warning, long
On Nov 11, 2009, at 2:27 PM, Nick Guenther wrote:
On Tue, Nov 10, 2009 at 10:52 PM, Marco Peereboom sl...@peereboom.us
wrote:
where sd3 is the softraid crypto volume.
On Tue, Nov 10, 2009 at 07:38:00PM -0600, c l wrote:
Is it possible to lock a softraid crypto volume without rebooting?
It
*) Softdep was put there on purpose, because this is most probably how
the mount will be done by most of the users.
*) My intention was simply to find out how those combinations will work
on my system in the way that I would (from my knowledge so far)
configure them - any advice on how to
hello,
http://trac.enlightenment.org/e/wiki/OpenBSD
welcome to correct, improve, advise, etc...
regards,
sda
[demime 1.01d removed an attachment of type application/pgp-signature]
On Wed, Nov 11, 2009 at 02:30:25PM -0600, Marco Peereboom wrote:
You defeated read ahead with your RAID test and found out that kernel
crypto is slow. Oh and you tested softdep pretty well too because that
is what you were trying to measure, right?
Lies, damn lies and benchmarks...
Lies,
Dear All,
I was wondering if I could get some input on Sun Fire x2270. Our
department is getting ready to purchase one for running statistical
software R. Application will be provided via local network to our
faculty and students.
Thank You,
Predrag Punosevac
P.S. I really gave a hard push
Hi there!
Now that I have to change my little server farm and I'm able to choose a
new platform, I would like to choose wisely.
It's a matter of fact that Intel x86 is bogus-prone, and after
experimenting a lot with OpenBSD and listening about the different archs
since several years ago, I
ESTA CANSADO DE BUSCAR SOLUCISN A SUS PROBLEMAS DE SALUD?
AHORA EN MEXICO USTED PUEDE REALIZARSE ANALISIS MEDICO Y TRATAMIENTO CON LO
ULTIMO DE LA TECNOLOGIA A NIVEL MUNDIAL.
ALIVIESE DE MUCHAS ENFERMEDADES QUE HASTA EL DIA DE HOY PARECIAN INCURABLES
POR NO SER DETECTADAS CON LOS ESTUDIOS
On Wed, Nov 11, 2009 at 3:35 PM, Nick Guenther kou...@gmail.com wrote:
Well if you were using monitor mode on some other card I would say
it's because as a 'security measure' the firmware is blocking it, but
it's a Ralink and they're the open ones so hmm. Sorry, I think I'm
spent.
I
On Wed, Nov 11, 2009 at 3:35 AM, David Vasek va...@fido.cz wrote:
On Tue, 10 Nov 2009, Nick Guenther wrote:
[ext3 data= / FFS]
journal ~= sync (ensures consistency of both metadata and file data)
ordered ~= softdep (ensures consistency of metadata both internally
and with file data)
On Wed, Nov 11, 2009 at 1:16 PM, Ted Unangst ted.unan...@gmail.com wrote:
On Tue, Nov 10, 2009 at 10:50 PM, Nick Guenther kou...@gmail.com wrote:
See, since it seems that BSD doesn't have this file-data consistency
guarantee, are Linus' worries about ext4's potential data loss just
being
On Wed, 11 Nov 2009, Nick Guenther wrote:
On Wed, Nov 11, 2009 at 3:35 AM, David Vasek va...@fido.cz wrote:
On Tue, 10 Nov 2009, Nick Guenther wrote:
[ext3 data= / FFS]
journal ~= sync (ensures consistency of both metadata and file data)
ordered ~= softdep (ensures consistency of metadata
After this, no more noise from me. Perhaps this will help some other old
fool some day:
1. Get an 802.11 wireless adapter that supports monitor mode. If you don't
know what adapter to use, from a -current OpenBSD release run 'apropos
wireless' and then man the chipsets.
2. To capture 802.11
Okay, one last question: one of the original softdep papers
(http://www.usenix.org/publications/library/proceedings/bsdcon02/mckusick.htm
l)
is all about how softdeps can avoid fsck, but I just set softdep on
all my filesystems, rebooted (to start fresh), wrote some files, wrote
some more
On Wed, Nov 11, 2009 at 7:08 PM, Nick Guenther kou...@gmail.com wrote:
Okay, one last question: one of the original softdep papers
(http://www.usenix.org/publications/library/proceedings/bsdcon02/mckusick.html)
is all about how softdeps can avoid fsck, but I just set softdep on
all my
Thanks!! Excellent service. fan replaced and all is good now.
Home renovations mean that my laptop was subjected to some concrete dust
a few months ago; so I'm thinking my fan failure might have had
something to do with that.
Eric Elena wrote:
The same thing happened to me 2 months ago.
I am planning to release ComixWall 4.6 in December. (Please see further
below for a summary of upcoming release announcement.) I am happy to
announce that I have frozen the web user interface strings as one of the
final few stages of the release process.
The ComixWall ISG project needs your help.
I want to set up an HTTPS server which serves two domains. I know this
is pretty much impossible with one IP, due to how SSL works.
However, my ISP throws me an Ethernet cable, and I can use as many IPs
as I want. - If I connect a switch to that cable, and 5 PCs, they each
get 5 REAL internet
I love OpenBSD focused security in many areas, and in the ones not
included in base there are always options in packages.
However specifically speaking about the options to complement as an
application level firewall seems it is truly underestimated the way I
see it:
What is the option for a web
I noticed while doing some debugging on an ipv6 connection that the
included version of tcpdump uses an old draft version of dhcp6 for
its output.
src/usr.sbin/tcpdump/dhcp6.h was last edited almost 10 years, and
is based on draft 14.
For a while I was a little confused why wide-dhcpdc was
On Wed, Nov 11, 2009 at 09:25:45PM -0600, David Taveras wrote:
I love OpenBSD focused security in many areas, and in the ones not
included in base there are always options in packages.
However specifically speaking about the options to complement as an
application level firewall seems it is
Indeed, mod_security is only currently available for apache-1.3. But I
think the lack of modsecurity-2.x is only because nobody has stepped up
to complete the port, not because of any technical hurdles.
As i said, modsecurity 2 is only compatible with apache2, otherwise I
would be able
On Sun, Nov 1, 2009 at 5:54 PM, Garry Dolley gdol...@arpnetworks.com wrote:
On Sat, Oct 31, 2009 at 09:42:58AM +0100, Michiel van Baak wrote:
I tried to upgrade my 4.5 and got the same.
Sorry, have no way around it for the moment. I reverted the vm back to
it's previous working state.
This
Hi,
On Wed, Nov 11, 2009 at 9:38 PM, Jason Dixon ja...@dixongroup.net wrote:
There are plenty of L7 tools in OpenBSD base and ports/packages to help
you reach your goals. It's up to you to deploy and configure them
properly for your environment. Just a few off the top of my head:
relayd(8)
Hi all,
Im trying to install amavisd-new on release 4.6 / 386, and i got an
error with the freeze-2.5p0 package.
Im looking for it in the packages list on the openbsd's mirrors and
can't find it.
Some idea?
# uname -a
OpenBSD correo.ejemplo.com 4.6 GENERIC#58 i386
#
# pkg_add -F conflicts -v
Hello Theo,
On Wed, Nov 11, 2009 at 10:15 PM, Theo de Raadt dera...@cvs.openbsd.org wrote:
Well perhaps more people should have gotten upset when Apache started
adding contract law language to their copyright notice.
Yes, I understand the fundamentals of this decision which in turn
gives us an
On Wed, Nov 11, 2009 at 6:19 PM, Hugo Osvaldo Barrera
h...@osvaldobarrera.com.ar wrote:
I'v already seen the alias option for ifconfig, however, it always
refers to static IPs, and I've found no reference to this being
possible with dynamic IPs.
Is this possible? A single interface, with TWO
On Wed, Nov 11, 2009 at 6:19 PM, Hugo Osvaldo Barrera
h...@osvaldobarrera.com.ar wrote:
I'v already seen the alias option for ifconfig, however, it always
refers to static IPs, and I've found no reference to this being
possible with dynamic IPs.
Is this possible? A single interface, with
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