Displaying 20 results from an estimated 51 matches for "cornerstone".
2016 Jul 01
3
Securing RPC
Dear Community
I hope you are all doing well.
Recently I have been receiving several complaints from our service
provider. Please see the complaint below:
A public-facing device on your network, running on IP address
XXX.XXX.XXX.XXX, operates a RPC port mapping service responding on UDP port
111 and participated in a large-scale attack against a customer of ours,
generating responses to
2006 Jul 06
9
Where to put code - controller or model
I have a Rails app that is a directory indexer. It passes the desired
directory path in the url.
There is a user table, and a permissions table (which contains the
volumes each user has permission to see). There is also a volume table,
which contains the available volumes, and a path table, which contains
the paths to every file available on the machine. [There are other
tables, but these
2017 Jul 30
2
[PATCH v12 5/8] virtio-balloon: VIRTIO_BALLOON_F_SG
...pervisor receives the hint saying the guest PageX is a free page, but as we know,
> after that report_ API exits, the guest kernel may take PageX to use, so PageX is not free
> page any more. At this time, if the hypervisor writes to the page, that would crash the guest.
> So, I think the cornerstone of this work is that the hypervisor should not touch the
> reported pages.
>
> Best,
> Wei
That's a hypervisor implementation detail. From guest point of view,
discarding contents can not be distinguished from writing old contents.
2017 Jul 30
2
[PATCH v12 5/8] virtio-balloon: VIRTIO_BALLOON_F_SG
...pervisor receives the hint saying the guest PageX is a free page, but as we know,
> after that report_ API exits, the guest kernel may take PageX to use, so PageX is not free
> page any more. At this time, if the hypervisor writes to the page, that would crash the guest.
> So, I think the cornerstone of this work is that the hypervisor should not touch the
> reported pages.
>
> Best,
> Wei
That's a hypervisor implementation detail. From guest point of view,
discarding contents can not be distinguished from writing old contents.
2017 Jul 30
2
[PATCH v12 5/8] virtio-balloon: VIRTIO_BALLOON_F_SG
On Sat, Jul 29, 2017 at 08:47:08PM +0800, Wei Wang wrote:
> On 07/29/2017 07:08 AM, Michael S. Tsirkin wrote:
> > On Thu, Jul 27, 2017 at 10:50:11AM +0800, Wei Wang wrote:
> > > > > > OK I thought this over. While we might need these new APIs in
> > > > > > the future, I think that at the moment, there's a way to implement
> > > > >
2017 Jul 30
2
[PATCH v12 5/8] virtio-balloon: VIRTIO_BALLOON_F_SG
On Sat, Jul 29, 2017 at 08:47:08PM +0800, Wei Wang wrote:
> On 07/29/2017 07:08 AM, Michael S. Tsirkin wrote:
> > On Thu, Jul 27, 2017 at 10:50:11AM +0800, Wei Wang wrote:
> > > > > > OK I thought this over. While we might need these new APIs in
> > > > > > the future, I think that at the moment, there's a way to implement
> > > > >
2016 Mar 22
0
Need help with code generation
...unity we strive to very high software quality standards. Even if we don’t meet our own standards having them changes the community emphasis. I think having those standards is a huge part of why the LLVM codebase is as high quality as it is.
I hope that a commitment to general software quality is a cornerstone of LLD. Not treating all segfaults as P0 bugs is not a decision based in software quality.
-Chris
> because I think there is a real difference between a project which can be easily exploited, and one that takes effort to exploit.
>
>
> Would it end this thread if I went that way? J...
2018 Jun 30
4
How to log a Sieve match in Dovecot debug_log
Hi everybody!
I manage a mail server running Dovecot 2.2.21 with Pigeonhole 0.4.10. I successfully configured sieve and use it also to filter some spam messages. Here is one of the script I use to filter messages on the basis of prohibited words in message body.
As you can see, the last command writes to the log the action of this script.
-- the script begins ------------
require
2016 Jun 29
0
[CENTOS ]IPTABLES - How Secure & Best Practice
...over TCP or NTP using TCP. You can't do DNS queries, and it's almost always painful for any service you're running on your server;
3. Seems strange that you haven't added SMTP to the list of allowed outgoing connections.
29.06.2016, 13:01, "Leon Vergottini" <leonv at cornerstone.ac.za>:
> ?Dear Members
>
> ?I hope you are all doing well.
>
> ?I am busy teaching myself iptables and was wondering if I may get some
> ?advise. The scenario is the following:
>
> ????1. Default policy is to block all traffic
> ????2. Allow web traffic and SSH
> ?...
2004 Jul 22
1
RAID/SCSI/IDE/SATA and a TE405P (or T100P) c ard. Should I expect problems?
...l
T1 PRI's into it, either all from 1 carrier, or 4 different carriers.
Can/Should I expect problems (echo, dropped calls, poor quality, etc.)?
Should I hunt down a high end IDE based Server? Or even SATA based server?
----- Original Message -----
From: "Dana Nowell" <DanaNowell@cornerstonesoftware.com>
To: <asterisk-users@lists.digium.com>
Sent: Thursday, July 22, 2004 11:57 AM
Subject: Re: [Asterisk-Users] RAID affecting X100P performance...
> In an article on IDE vs. SCSI I read that MTBF numbers for IDE were
> frequently caculated at 8 hours on 16 hours off per da...
2016 Jun 29
1
[CENTOS ]IPTABLES - How Secure & Best Practice
...an't do DNS queries, and it's almost always painful for any service you're
> running on your server;
> 3. Seems strange that you haven't added SMTP to the list of allowed
> outgoing connections.
>
>
>
> 29.06.2016, 13:01, "Leon Vergottini" <leonv at cornerstone.ac.za>:
> > Dear Members
> >
> > I hope you are all doing well.
> >
> > I am busy teaching myself iptables and was wondering if I may get some
> > advise. The scenario is the following:
> >
> > 1. Default policy is to block all traffic
>...
2014 Apr 18
2
[LLVMdev] multithreaded performance disaster with -fprofile-instr-generate (contention on profile counters)
...e are talking about constant overhead, while for
> multithreaded case -- about superlinear overhead.
> Having said that, if there is a *simple* way to modify the final scheme to
> significantly reduce single-threaded overheads, then or course it's worth
> doing. But it's not the cornerstone.
>
>
>
> > MAX is a fixed cap so even on systems with 100s of cores we don't do
> something silly.
>
> Makes not sense to me.
> Why do you want only systems with up to 100 cores to be fast and scalable?
> 100+ core system *especially* need good scalability (content...
2006 Oct 20
7
MVC and modules. Views telling models to behave
I was thinking today, it would be nice if a view could tell a model how to
format it''s data for that particular view.
Kind of like, the view is bestowing instant, and temporary knowledge on the
model for the duration of the views run.
It seemed to me that this would be more objecty than say a helper that
formats a string
format_my_string( my_string )
Instead, in my view. Lets assume I
2004 Aug 13
3
voice choppy
...ion? (Yeah, I can just try the CVS-HEAD and hope to get lucky and I
probably will as I'm out of options/ideas but KNOWING it is fixed is better
than hoping it is fixed)
I'm stuck and my forehead is getting flat from pounding it on the wall.
Anyone handing out clues?
--
Dana Nowell Cornerstone Software Inc.
Voice: 603-595-7480 Fax: 603-882-7313
email: DanaNowell_at_CornerstoneSoftware.com
2017 Jul 30
0
[PATCH v12 5/8] virtio-balloon: VIRTIO_BALLOON_F_SG
...xample:
The hypervisor receives the hint saying the guest PageX is a free page, but as we know,
after that report_ API exits, the guest kernel may take PageX to use, so PageX is not free
page any more. At this time, if the hypervisor writes to the page, that would crash the guest.
So, I think the cornerstone of this work is that the hypervisor should not touch the
reported pages.
Best,
Wei
2017 Jul 30
0
[PATCH v12 5/8] virtio-balloon: VIRTIO_BALLOON_F_SG
...es the hint saying the guest PageX is a free page, but as we know,
> > after that report_ API exits, the guest kernel may take PageX to use, so PageX is not free
> > page any more. At this time, if the hypervisor writes to the page, that would crash the guest.
> > So, I think the cornerstone of this work is that the hypervisor should not touch the
> > reported pages.
> >
> > Best,
> > Wei
>
> That's a hypervisor implementation detail. From guest point of view,
> discarding contents can not be distinguished from writing old contents.
>
Bes...
2018 Jun 30
0
How to log a Sieve match in Dovecot debug_log
...pam message will illy not even hit this rule as they often use ETF-8 characters or weird spacing and substitutions to evade simplistic checks like this.
There are anti-spam packages that do a good job (well, there's SpamAssassin, I suspect there must be others), use those.
--
Hamburgers. The cornerstone of any nutritious breakfast.
2018 Jun 30
1
How to log a Sieve match in Dovecot debug_log
...pam message will illy not even hit this rule as they often use ETF-8 characters or weird spacing and substitutions to evade simplistic checks like this.
There are anti-spam packages that do a good job (well, there's SpamAssassin, I suspect there must be others), use those.
--
Hamburgers. The cornerstone of any nutritious breakfast.
2004 Aug 18
1
Choppiness/Ticking sounds over LAN
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2012 Mar 20
2
Dovecot with postfix setup
Hey frnds,
Could you suggest me any ebook or documentation for the setup of dovecot
with postfix on centos 5.7 . I need it.
--
Warm Regards
Jitendra Kumar Bhaskar
cell :- +91-8886742555