On Tue, Apr 03, 2012 at 11:02:53PM +0400, Andrey Zonov wrote:
> Hi,
>
> I open the file, then call mmap() on the whole file and get pointer,
> then I work with this pointer. I expect that page should be only once
> touched to get it into the memory (disk cache?), but this doesn't work!
>
> I w
On 4 Apr 2012 06:41, "Julian Elischer" wrote:
>
> On 4/2/12 10:12 AM, John Baldwin wrote:
>>
>> On Monday, April 02, 2012 12:39:26 pm Yuri wrote:
>>>
>>> On 04/02/2012 05:31, John Baldwin wrote:
Hmm, I don't know if the port has it, but I did some work on pstack a
while
ago to make
On 04.04.2012 11:17, Konstantin Belousov wrote:
Calling madvise(MADV_RANDOM) fixes the issue, because the code to
deactivate/cache the pages is turned off. On the other hand, it also
turns of read-ahead for faulting, and the first loop becomes eternally
long.
Now it takes 5 times longer. Anyw
I forgot to attach my test program.
On 04.04.2012 13:36, Andrey Zonov wrote:
On 04.04.2012 11:17, Konstantin Belousov wrote:
Calling madvise(MADV_RANDOM) fixes the issue, because the code to
deactivate/cache the pages is turned off. On the other hand, it also
turns of read-ahead for faulting,
On 4 April 2012 01:41, Julian Elischer wrote:
> should be in ports?
Not unless someone decides to become the new upstream and make a
release. We do not maintain software in ports.
--
Eitan Adler
___
freebsd-hackers@freebsd.org mailing list
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On 04/04/2012 05:44, Eitan Adler wrote:
Not unless someone decides to become the new upstream and make a
release. We do not maintain software in ports.
-- Eitan Adler
But upstream is the sourceforge. Even though there is no activity there
for a long while, it is easy to join that project, com
There are plenty of patches in the ports tree. At which point do you
call it maintaining within the ports tree ?
8 files changed, 796 insertions(+), 233 deletions(-)
Is hardly what someone should call maintaining considering the size of
some of the other patches. And besides someone was willing
On Wed, Mar 21, 2012 at 5:55 AM, Adrian Chadd wrote:
> Hi,
>
> I'm interested in this, primarily because I'm tinkering with file
> storage stuff on my little (most wifi targetted) embedded MIPS
> platforms.
>
> So what's the story here? How can I reproduce your issue and do some
> of my own profil
On 4/4/12 5:44 AM, Eitan Adler wrote:
On 4 April 2012 01:41, Julian Elischer wrote:
should be in ports?
Not unless someone decides to become the new upstream and make a
release. We do not maintain software in ports.
but we do add patches to make things work on FreeBSD.
Hello Mark,
>From what I understand, the virtual address of a given page table should
not change when accessing from vtopte() and pmap_pte().
However, with small code change in pmap_remove_pages(), I was able to print
the values returned by these two functions.
vtopte() and pmap_pte(),
pte1 0xf
2012/3/21 Konstantin Belousov :
> On Thu, Mar 15, 2012 at 08:00:41PM +0100, Svatopluk Kraus wrote:
>> 2012/3/15 Konstantin Belousov :
>> > On Tue, Mar 13, 2012 at 01:54:38PM +0100, Svatopluk Kraus wrote:
>> >> On Mon, Mar 12, 2012 at 7:19 PM, Konstantin Belousov
>> >> wrote:
>> >> > On Mon, Mar 12
I have a multithreaded user space program that basically runs at realtime
priority. Synchronization between threads are done using spinlock. When running
this program on a SMP system under heavy memory pressure I see that thread
holding the spinlock is starved out of cpu. The cpus are effectivel
Hi,
I've been communicating with the FreeBSD GSoC admins list for a few
months now, not realizing only 4 people are on there. I have spoken
with Ben Laurie (affiliated with OpenSSL) and Robert Watson regarding
my GSoC idea for software implementations of SHA-3 hash algorithms for
the purpose of i
Hi,
I've been communicating with the FreeBSD GSoC admins list for a few months now,
not realizing only 4 people are on there. I have spoken with Ben Laurie
(affiliated with OpenSSL) and Robert Watson regarding my GSoC idea for software
implementations of SHA-3 hash algorithms for the purpose o
On Wed, Apr 04, 2012 at 06:54:06PM -0700, Sushanth Rai wrote:
> I have a multithreaded user space program that basically runs at realtime
> priority. Synchronization between threads are done using spinlock. When
> running this program on a SMP system under heavy memory pressure I see that
> thre
On Tue, 3 Apr 2012 14:27:43 -0700 Jerry Toung
wrote:
> On 4/3/12, Gary Jennejohn wrote:
>
> > It would be interesting to see your patch. I always run HEAD but
> > maybe I could use it as a base for my own mods/tests.
> >
>
> Here is the patch
This looks fair if all your disks are working at
On 2012/4/5 9:54, Sushanth Rai wrote:
I have a multithreaded user space program that basically runs at realtime
priority. Synchronization between threads are done using spinlock. When running
this program on a SMP system under heavy memory pressure I see that thread
holding the spinlock is sta
On 2012/4/5 11:56, Konstantin Belousov wrote:
On Wed, Apr 04, 2012 at 06:54:06PM -0700, Sushanth Rai wrote:
I have a multithreaded user space program that basically runs at realtime
priority. Synchronization between threads are done using spinlock. When running
this program on a SMP system und
Hi YongCon;
The project would be very interesting for us. I am pretty sure you will
not have problems finding a mentor.
That said, let me point out an old thread:
http://lists.freebsd.org/pipermail/freebsd-stable/2008-May/042565.html
I think the biggest problem is that you will have to get acq
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