Quoting Joel Heenan :
In the past there have been exploits which relied upon racing
processes then modify files they have placed in /tmp or /var/tmp to
gain elevated privileges. Googling "race tmp exploit" will show up
lots of these. It is almost certainly bad practice to do this.
Hi Joel,
Gi
Quoting Jake Anderson :
Does anyone have any thoughts on removing the sticky bit on the
/var/tmp directory and setting it to 777?
Something about it doesn't sit quite right with me but I can't so
far find any negative impact of doing so.
Perhaps look at one of the more advanced access con
Quoting Daniel Pittman :
If you're curious, this is a large render farm controlled by a homegrown job
scheduler, the users submit jobs and the scheduler takes over - hence our
current problem.
See, this is why I like tools like Condor, PBS, or the Sun Grid Engine. You
get to let other people
Quoting Daniel Pittman :
Craig Dibble writes:
Does anyone have any thoughts on removing the sticky bit on the /var/tmp
directory and setting it to 777?
Why would you want to allow unprivileged user to delete temporary files
created by other unprivileged users?
For the reasons given
Quoting Peter Miller :
On Wed, 2010-03-10 at 10:07 +1100, Craig Dibble wrote:
Does anyone have any thoughts on removing the sticky bit on the
/var/tmp directory and setting it to 777?
Don't do it.
Yes, but why not? That's the bit I'm not sure about.
The sticky bit means a
Hi Hive Mind,
Does anyone have any thoughts on removing the sticky bit on the
/var/tmp directory and setting it to 777?
Something about it doesn't sit quite right with me but I can't so far
find any negative impact of doing so.
The reason for this is that we have a large amount of data mo
Quoting Ben <[EMAIL PROTECTED]>:
I need to buy a PCI or USB WiFi card that works with Ubuntu, and will _keep
working_. I just can't seem to find anything concrete - maybe a market
opening I should be exploiting?
I've got a netgear 802.11g model at home that "just works", but I
found I had to
Hi all,
I'm after some hardware stress testing utils for 64bit linux -
specifically network, CPU and memory.
I have a feeling this has come up recently but can't find the
reference - I know someone suggested bonnie++ on a similar thread
recently, but as far as I can see that hasn't been u
Hi all,
Sorry for the short notice, but I've got Tarus Balog, the
maintainer/mouth/CEO of OpenNMS out here for a project and he's
interested in meeting up with any Sydney based users or interested
parties for informal drinks this Friday night, 22nd August, somewhere in
the CBD.
If anyone ca
Jamie Wilkinson wrote:
2008/6/26 Craig Dibble <[EMAIL PROTECTED]>:
there are any number of online sites that will allow you to
move files around. Can't think of any of the names offhand but I'm sure a
search engine will be your friend here.
yousendit.com and filebucket ar
Quoting Richard Ibbotson <[EMAIL PROTECTED]>:
Some of you might not know about this and so I thought I'd send in
some info
to try out the new BBC iPlayer go to...
http://www.bbc.co.uk/iplayerbeta/
Unfortunately that's not much use for most people on this list as they
are outside the
Quoting Voytek Eymont <[EMAIL PROTECTED]>:
what's a reasonable email size limit that people set on their mail server ?
I have 10MB which I thought was 'reasonable' ?
A lot of (most/all?) mail servers by default will reject messages over
10MB. Remember, there are encoding overheads as well -
Quoting Jonathan Lange <[EMAIL PROTECTED]>:
More broadly, generating your wireless key with a cryptographically
secure RNG seems to me to be overkill for most people. Buying
specialty dice for it seems plain silly.[1] Flipping a coin eight
times doesn't take much longer than rolling 4d4, 2d16 or
Quoting [EMAIL PROTECTED]:
maybe a quick and nasty shell/python/perl script to
change/update/swap your configuration file is what you need
Indeed.
I've done it this way in the past, usually just by running the script
manually, but you could attach it to an if-up script or even your
.
Quoting Mary Gardiner <[EMAIL PROTECTED]>:
Background: my normal mail setup uses Postfix on my laptop to send
outgoing mail. My university has blocked all outgoing ports except 80
(and they may have a transparent proxy in front of that) and 443 on
their wireless network.
Might be stating the o
Quoting Stuart Waters <[EMAIL PROTECTED]>:
Does anyone have any tips (instructions? where to get
instructions?) on how to install SUSE 10.3 on the powerPC mac?
Perhaps I need to boot from the dvd? I'm afraid I don't know how to
do it. I restart with the dvd in the drive and it opens up n
Quoting david <[EMAIL PROTECTED]>:
I've had a back-up hard drive fail today (just the backup drive, not the
original)
Worse still, my son's hard drive failed and then his back-up drive also
failed, so he is in deep doo-doo.
Fail = clicking noises, won't mount or mounts then won't read/write,
e
Quoting Nigel Allen <[EMAIL PROTECTED]>:
On 14/02/2008 10:17 AM, Craig Dibble wrote:
I might be missing something, but IIRC you can just list the actual
[EMAIL PROTECTED] in the access file and filter for allowed users
that way.
Not rubbish at all - I'm afraid it's jus
Quoting Nigel Allen <[EMAIL PROTECTED]>:
I want to change the /etc/mail/access from a simple "RELAY" to
something that will check for valid addresses for that domain and
reject any BS ones.
Can anyone point me in the right direction please?
sendmail 8-14-1 on FC6.
I might be missing som
Hi all,
Just an idle curiosity for a Friday afternoon, but does anyone know
which verison of which is included in the debianutils package (in Ubuntu
Feisty), and why it is so woefully out of date?
For instance, on one of the FC4 boxes I have to look after, which is the
standalone package:
which-
Timothy Bolot wrote:
> Please remove all wildtechnology.net / wildit.com.au email addresses from
> your lists.
>
>> Date: Tue, 17 Jul 2007 14:27:08 +1000> From: [EMAIL PROTECTED]> To: [EMAIL
>> PROTECTED]> Subject: Re: [SLUG] SpamAssassin - MailMarshall Replacement
I never even noticed to sta
Trent Murray wrote:
> I currently have a customer using MailMarshall Email filter - this
> product allows the users to log on via a web client and check for
> messages that have been marked as spam, release mail if necessary and
> ammend rules. Can anyone recommend a similar front end for
> spama
Jamie Wilkinson wrote:
> This one time, at band camp, Craig Dibble wrote:
>> ...right up until I deployed our new LDAP servers to production. Now I
>> find that I get intermittent failures from the keepalive script
> Immediately I am thinking that the problem is somewhere in NS
Hi all,
I have another head scratcher that I hope someone can help shed some
light on:
We have a home-grown perl keepalive script that runs via cron every ten
minutes to monitor various processes on our production systems by
running a ps -ef command and comparing the output to a list, restarting
Craig Dibble wrote:
>>> Hand-waving aside, I
>>> think this explanation fits the bill.
Also, the bill in question was me trying to convince the application
developers there was nothing wrong with the hardware ;-)
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Robert Collins wrote:
>> Hand-waving aside, I
>> think this explanation fits the bill.
>
> I dont, because you have ignored the parallelism in each spindle.
>
> With 10 disks, doing 10 writes, one per disk, should take precisely as
> long as 5 disks, doing 5 writes, one per disk, as long as you
Hi folks,
After further testing on the new server I think I might be able to
explain the results of the benchmark tests for sequential and random
writes on RAID 1+0 (or RAID 10) as opposed to RAID 5.
Apologies for long (and possibly totally inaccurate) post, and I'll
state up front that most of t
Peter Chubb wrote:
> I'd suggest having a look at the disk scheduler. If you're using AS,
> try deadline instead. Otherwise write performance can suck for this
> kind of setup (AS is really aimed at a single-user machine).
>
> # cat /sys/block/sda/queue/scheduler
> noop [anticipatory] deadline
Tony Sceats wrote:
> I'm really not too sure about the increase in sequential writes, however I
> imagine that this could very well be due to the disks being on the one bus,
> where they were on 2 previously. Can you try putting disks on different
> busses in the RAID 10 system? I think the best w
david wrote:
>> * I won't say 'a quick google' as I don't use it ;-)
>
> Am I always the dumb person who asks the obvious dumb question?
>
> Why, and what do you use?
I use http://www.alltheweb.com/
Mainly for historical reasons really. Back when I first started in tech
support and search engi
Martin Barry wrote:
> my google-fu is letting me down.
>
> i want run a single application on a machine, appliance like.
>
> was looking for a howto for ubuntu or debian but i'm obviously using the
> wrong search terms.
Not sure I understand what you're asking, but do you by any chance mean
kios
Craig Dibble wrote:
> Hi all,
>
> I have a question for any hardware experts out there: I'm currently
> scratching my head over an unexpected performance issue with a relative
> monster of a new machine compared to it's older, supposed to be
> superseded counterpar
Hi all,
I have a question for any hardware experts out there: I'm currently
scratching my head over an unexpected performance issue with a relative
monster of a new machine compared to it's older, supposed to be
superseded counterpart.
Brief outline:
Server A: 2 x 3Ghz Xeon (with hyperthreading
Byron Hillis wrote:
>> Those little ipod FM transmitters are also technically illegal
> Are they really? I always thought these sort of things were also based
> on signal strength and therefore legislation didn't apply to them.
They certainly were in the UK, it was illegal to sell or use them un
david wrote:
I was reading my email in evolution and did an unintentional random
key/click sequence, and now the message frame in evolution has doubled
it's font size. (the other frames are the normal size).
I would really like to know how to change it back.
CTRL- should decrease the font s
Matthew Hannigan wrote:
On Thu, Nov 23, 2006 at 08:23:37AM +1100, Penedo wrote:
What's wrong with "tail -f syslog | grep ..."?
Buffering
more or less
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Stephen Black wrote:
I have installed Suse Linux on my new computer with a Realtek RTL8111B
ethernet controler.
I have not had any success in connecting to the net
I don't yet have a broadband account but I have noticed that the phone line
will connect to the ethernet port (RJ45) and I was
Hi all,
I've been scratching my head over this one and can't work it out so
thought I'd throw it out to the hive mind.
I've got two kubuntu boxes, one running 6.06 and the other 6.10.
In my .vimrc I have the following mapping set to automatically add
opening and closing {} for code blocks:
ima
Morgan Storey wrote:
I think the au repo is having a fit I am getting 404 for clam in dapper
ditto in kubuntu all day yesterday, hadn't got round to checking it
again today.
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Raphael Kraus wrote:
G'day all...
I'm doing some man'ning to no avail here...
Is there a way to have wget (downloading via ftp) to remember what it
has successfully downloaded, and not to download the same file again -
even if the file is deleted from disk?
If not, has anyone else had to f
Voytek Eymont wrote:
Expand your terminal to full screen and hit 'c' in top and it will show
you the command line that proces is running.
thanks, Craig
I need to move the cursor to the 'suspect line', yes ?
how do I do that in putty ?
in full screen putty session I'm still on top's upper line
Voytek Eymont wrote:
my web/mail server is experiencing an unusually heavy CPU and memory load,
how can I narrow down what it is ?
I'd suggest here would be a pretty good place to start:
PID USER PRI NI SIZE RSS SHARE STAT %CPU %MEM TIME COMMAND
4368 apache20 0 3356 3348
john gibbons wrote:
I had XP and Dapper working together on a partitioned drive. XP decided
it would not boot any more because of a missing file. So I reinstalled
it on its own previous drive partition leaving Ubuntu's untouched. Now
on boot up I am offered only this unattractive choice: I ca
Dean Hamstead wrote:
fwiw
some places may also recommend 'crontab -e' which will spin you off
into an editor to edit your users crontab file.
And a word of caution if you are going to do this: Create your crontab
as suggested, but then do something like this:
$ crontab -l > crontab.out
to
Simon Bowden wrote:
No, it must be crontab.
cron.daily is for generic "make sure it runs at least once a day", with
no specific time.
crontab is where the crontab(8) format entries with specific times and
users etc live.
You could also put it in /etc/cron.d/
Packages which need to instal
Erik de Castro Lopo wrote:
Aw man, you're picking nits that are sitting on the nit
that Steve already picked.
You're almost picking meta-nits.
Heh-heh, true, I should have said nitnitpick, but at least I
pre-emptively apologised
;-)
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Jamie Wilkinson wrote:
This one time, at band camp, Steve Kowalik wrote:
On Wed, 9 Aug 2006 12:12:37 +1000, Jamie Wilkinson uttered
Port 993 is POP3S, whereas SSMTP is port 465.
That'll learn me for just making things up... but the important part is that
it's not port 25 and thus not likely
Simon Bryan wrote:
Hi all,
We are trying to use SSI to read the IP address of requests to our
webserver so we can deny some ip addresses access to certain pages.
I have followed the instructions at:
http://httpd.apache.org/docs/howto/ssi.html#configuringyourservertopermitssi
Which method did you us
Erich Schulz wrote:
usbmodules can be told to return the matching value in the
/etc/hotplug/usb.usermap file. But I don't know how to extract the
values from the lsusb or usbview data, into the format of usb.usermap
file to give me a match
Does anything at all happen when you plug it in?
If
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