good news: evolution + exchange server

2004-12-25 Thread guy keren
just to share with other opressed linux users who are forced to use an exchange server: i work in a place where there's only an echange server, used for e-mail and for calendars management, and the exchange server's POP service for disabled for silly reasons. after a month of using win2K for a w

Re: Setting up a Router (I tthink!)

2005-01-03 Thread guy keren
daneil, i've no idea what rock you lay under in the last few... years (hey, i did see your head popping up here and there) - but i suggest you check the israeli adsl-howto - there's a section about setting up masqueraded networks there, with all the gory details. i don't know if it is fully up-to-

Re: Getting io statistics on processes.

2005-01-12 Thread guy keren
On Wed, 12 Jan 2005, Muli Ben-Yehuda wrote: > > Well, it seems right. I am not sure if its all the io disk calls though. > > The code is not easy to read but it seems this is the same data > > that /proc/stat -> page line uses thru kstat.pgpgout. > > I am looking at what seems to be the point whe

RE: Getting io statistics on processes.

2005-01-13 Thread guy keren
On Thu, 13 Jan 2005, Tzahi Fadida wrote: > I am implementing a new sql operator algorithm called full-disjunction. > I need to experiment with different environment conditions for > it and different cost considerations. > I can estimate the io cost by counting the operations of reading > and writ

Re: File size limit?

2005-01-15 Thread guy keren
On Sat, 15 Jan 2005, Shachar Shemesh wrote: > I'm trying to make sure a program I'm writing works with files greater > than 4GB in length. In order to do that, I'm trying to create a sparse > file of this size. The program is this: > #define _LARGEFILE64_SOURCE > #include > #include > #include

Re: File size limit?

2005-01-15 Thread guy keren
On Sun, 16 Jan 2005, Dvir Volk wrote: > I'm using large files with > -D_FILE_OFFSET_BITS=64 as a compiler flag, and that's it. > i'm using open without any special flag, and without all the lseek64 > calls, etc, even the sizeof off_t is 64bit automatically. that's the second way to do it - but i

Re: strange CPU usage

2005-01-16 Thread guy keren
On Sun, 16 Jan 2005, solomon wrote: > I wanted to use md5sum to compare some files and it seemed to me it was taking > too long. So I tried an experiment and found some strange results. I wonder > if someone can explain what's going on here. I ran md5sum on two files. The > first was about 400k a

Re: new faster CPU = less open connections?!

2005-01-16 Thread guy keren
On Sun, 16 Jan 2005, Ira Abramov wrote: > > Either someone changed the apache config to keep less open sockets or > > less concurrent processes, or apache, of it's own accord, came to the > > conclusion it can make do with less. You tell uswhich. > > I didn't really think Apache can make its own

Re: c++ sigmentation fault happens only in linux

2005-01-25 Thread guy keren
On Mon, 24 Jan 2005, Orna Agmon wrote: > Valgrind is not always correct. It sometimes reports errors which do not > exists - they have no reason to exist and other memory checkers (such as > third) do not find them. that, ofcourse, is no proof - the other checker might be too limited, or have a

Re: CS Languages for Teaching [was Re: Looking for a viable alternative to MS access.]

2005-01-25 Thread guy keren
On Tue, 25 Jan 2005, Micha Feigin wrote: > When I started at least it was taught as the second language after scheme. > From > doing later projects with people I can tell you it caused a lot of > misunderstandings and bad coding habits, especially the pointer stuff. > Learning c > first also ma

Re: c++ sigmentation fault happens only in linux

2005-01-26 Thread guy keren
On Wed, 26 Jan 2005, Orna Agmon wrote: > On Wed, 26 Jan 2005, guy keren wrote: > > On Mon, 24 Jan 2005, Orna Agmon wrote: > > > > > Valgrind is not always correct. It sometimes reports errors which do not > > > exists - they have no reason to exist and other mem

Re: child setitimer() alarm() doesn't work.

2005-01-30 Thread guy keren
On Sun, 30 Jan 2005, David Harel wrote: > #include > > #include > #include > > #include > > void sigalrmHandler(int gotsig) > { > kill(getppid(), SIGUSR1); > alarm(2); > } > > int main(int argc, char ** argv) > { > alarm(2); > signal(SIGALRM, sigalrmHandler); a-ha! and since when do

Re: child setitimer() alarm() doesn't work.

2005-02-01 Thread guy keren
On Mon, 31 Jan 2005, David Harel wrote: > While I wanted to object to your findings and restore the child code to > use sigaction() as I originally wrote it, I also changed the pause() > function with sigsuspend() as suggested. Surprisingly, everything > started working correctly. That means that

Re: system clock loops

2005-02-21 Thread guy keren
On Mon, 21 Feb 2005, Tzafrir Cohen wrote: > After many tinkerrings I rebotted the computer to see if it could make > the problem go away. It has. For about an hour or so. please check that all your fans are working properly and there's no over-heating. it smells to me like a hardware problem (n

Re: higher priority for ack

2005-02-24 Thread guy keren
On Thu, 24 Feb 2005, Erez Doron wrote: > how do igive higher priority to small packets with ack over other > packets outgoing from eth0 ? using 'tc' and priority queues - check http://lartc.org/howto/, and in particular, start reading from chapter 9. be patient - debugging traffic control rules

Re: Looking for an experienced Linux system administrator

2005-02-25 Thread guy keren
looking at this with an opsimist(!) angle: 1. indeed, salary surveys do not make full sense. they usually cover entry-level and up to 5 years of experience (look at the various web sites). they are also not done in a statistical-meaningfull manner (none of them reveals the number of samples took,

Re: bad sectors on a logical storage device?

2005-03-02 Thread guy keren
On Wed, 2 Mar 2005, Ira Abramov wrote: > it's a SAN, the snapshots are mounted RO since they are only there to be > used as netapp-style snapshots, they should show an image of how the > system was when the snapshot was taken, and not enable writing of new > changes, but obviously show and allow

Re: Math optimization in... Java?

2005-03-16 Thread guy keren
On Wed, 16 Mar 2005, voguemaster wrote: > > Just my $0.02: IBM's implementation of the JVM is *not* optimized for > > Itanium (and probably won't be). It is optimized, however, for other 64bit > > processors such as AMD64 and Power4/5. > > > > That's a different kind of optimization. In any case,

Re: Math optimization in... Java?

2005-03-17 Thread guy keren
On Thu, 17 Mar 2005, voguemaster wrote: > > unfortunately, java indeed is a performance hog in various areas - and > > just by saying "it is not", you're not going to burst anyone's bubble ;) > > Benchmarks can be found all over the web, don't take *my* word for it. ;) i probably forgot to say t

Re: Math optimization in... Java?

2005-03-17 Thread guy keren
On Thu, 17 Mar 2005, Sharon Dagan wrote: > Swing is rather slow, though it's *much* better in JDK v1.4/1.5 than it > used it be. > My gut feeling is that with v1.5, the problem is not performance anymore > but (lack of) programming skills - for most programmers, it's still too > difficult to prog

Re: lost in certification... Oracle, SuSE and CA.

2005-03-28 Thread guy keren
On Mon, 28 Mar 2005, Baruch Even wrote: > > then comes the next pain... the backup system is CA, and they have > > nothing out for X86-64 yet. I have no idea how SuSE and RH encapsulate > > 32-bit support on the new AMD64 systems, but I think I can guess a 32 > > bit backup agent module and the 6

Re: A second glibc on Linux

2005-03-29 Thread guy keren
On Tue, 29 Mar 2005, Amir Binyamini wrote: > I made some tests with setting LD_LIBRARY_PATH and LD_PRELOAD (before > sending my fisrt post > in this thread) and they failed; (I had a crash in run time).Again , I > don't think the details are important because I made many tries and I am not > an e

Re: A second glibc on Linux

2005-03-29 Thread guy keren
On Tue, 29 Mar 2005, Amir Binyamini wrote: > I do not have , under/usr/lib/gcc-lib/, a crt1.o (also not a symlink to > /usr/lib). > So I used the /usr/lib/crt1.o. this is exactly what i wrote ('strace' told me this short path in its old twisted way ;) ) > I use gcc (GCC) 3.2.2on Red Hat 9 ; th

p.s.2 Re: A second glibc on Linux

2005-03-29 Thread guy keren
according to 'linux from scratch', glibc comes with a test suite. did you run it at all? did you try to see how it compiles its own test programs? that probably has a rather complete answer... it also implies that having a 2nd glibc is not enough, and that you need copies of several other package

Re: Floppy image loaded from grub?

2005-03-29 Thread guy keren
On Tue, 29 Mar 2005, Kfir Lavi wrote: > Hi, > i would like to install netBSD. > They have floppy image for this installation. > I don't have floppy or cdrom attached to my computer. > Can i load the image from the hard disk with grub? other program? yes - look for info on loading 'memtest' from

Re: high load ?

2005-03-29 Thread guy keren
On Mon, 28 Mar 2005, Oron Peled wrote: > The load average is not in percentage. The load average numbers are the > average number of processes waiting/using for CPU in the last 1, 5 > and 15 minutes [remark: on Linux processes in the 'D' (uninterruptible > sleep) are weirdly in this count also].

Re: A second glibc on Linux ( there's a keren in the darkness )

2005-03-30 Thread guy keren
On Wed, 30 Mar 2005, Oron Peled wrote: > To summarize: the folk tale about avoiding commands named test (or > Nee, for that matter) is like trying to cure a virus with Aspirin. this is wrong, as it does not take into account the fact that a newcomer is sometimes accustomed to the DOS way, where

Re: A second glibc on Linux

2005-03-30 Thread guy keren
On Wed, 30 Mar 2005, Oron Peled wrote: > On Wednesday 30 March 2005 01:04, guy keren wrote: > > 1. never ever ever specify link flags before specifying the list of object > > files. don't ask me why - perhaps this is just a habbit. > > Because Unix/Linux linkers

Re: high load ?

2005-03-30 Thread guy keren
On Wed, 30 Mar 2005, Muli Ben-Yehuda wrote: > On Wed, Mar 30, 2005 at 09:25:29AM +0200, Shachar Shemesh wrote: > > > Processes should never spend too much time in the "D" state. The very > > fact that certain activities mean you are almost guaranteed to see > > processes in the "D" state means th

Re: high load ?

2005-03-31 Thread guy keren
On Wed, 30 Mar 2005, Muli Ben-Yehuda wrote: > On Wed, Mar 30, 2005 at 05:19:23PM +0200, guy keren wrote: > > > since when does 'D' state means a process is holding a lock? there are > > many situations in the kernel that processes are put to sleep while not > >

Re: [JOB OFFER] Software Engineer

2005-04-21 Thread guy keren
On Thu, 21 Apr 2005, Michael Sternberg wrote: > If your expirience is more with Linux (and not UNIX as > mentioned in requirements for position 102) - apply anyway. > > http://www.filesx.com/careers/engineering.asp and let it be clear that the real development is done under windows, while with u

Re: VMware GSX host file systems

2005-04-28 Thread guy keren
On Thu, 28 Apr 2005, Gil Freund wrote: > On a side note, can anyone share information on performance of the ESX > product vs. the GSX product on Linux? Aside from memory > over-committing, most ESX functions (such as vMotion) are not relevant > to me. the ESX product does not work "on linux". it

Re: cleaning memory.

2005-04-28 Thread guy keren
On Thu, 28 Apr 2005, Tzahi Fadida wrote: > I am using the /proc/sys/vm/block_dump > to see reading and writing of blocks for a process. > I am looking at the postgresql database process. > When I run a query for the first time I see a lot of > READs. but the next times I run it, it doesn't show >

Re: VMware GSX host file systems

2005-04-29 Thread guy keren
On Fri, 29 Apr 2005, Gil Freund wrote: > On 29 Apr 2005 10:38:31 +, Oleg Goldshmidt <[EMAIL PROTECTED]> wrote: > > Muli Ben-Yehuda <[EMAIL PROTECTED]> writes: > > > > > What is GSX's architecture? > > > > GSX Server runs as an application in the host OS, ESX runs on baare > > metal. > > Not q

RE: cleaning memory.

2005-04-29 Thread guy keren
On Fri, 29 Apr 2005, Tzahi Fadida wrote: > I can't reboot or unmount in the middle of the query. > option 3 sounds good. its for debugging and benchmarking. > but not just, I am doing only sequential access on some of my > algorithms and OScaching is useless and it seems I can't use huge > relati

RE: cleaning memory.

2005-04-29 Thread guy keren
On Sat, 30 Apr 2005, Tzahi Fadida wrote: > Well, I tried to do the O_DIRECT but its not so simple as just adding > and just using the posix_memalign. errr... why? cause the buffer sizes must also be multiples of 512 bytes each? > Anyway, I was trying something else. > I disabled the swap file t

Re: Service console redirection

2005-04-29 Thread guy keren
On Thu, 28 Apr 2005, Gil Freund wrote: > I have Debian installed on two servers, and IBM Netfinity 5000 and an > HP Proliant DL380, and I would like to make the most of their service > ports. > > The DL380 has the service port redirected to ttyS0. I can see the the > BIOS boot sequence via minico

Re: VMware GSX host file systems

2005-04-29 Thread guy keren
On Fri, 29 Apr 2005, Gil Freund wrote: > On 4/29/05, guy keren <[EMAIL PROTECTED]> wrote: > > > perhaps you didn't dig into the thing - it uses the linux system as a > > console OS, not as a host OS. the guest machines do not run on top of this > > linux sy

Re: adding text to beginning of a file

2005-05-17 Thread guy keren
On Tue, 17 May 2005, shimi wrote: > assume FILE is the file variable to add the header to, and the header's > filename is "header" > > cat header FILE > FILE.tmp > mv -f FILE.tmp FILE it would be better to also check there was no failure. something like: cat header FILE > FILE.tmp && mv -f FILE

Re: How do you remotley manage a Win2k3 standalone box from linux ?

2005-05-20 Thread guy keren
On Fri, 20 May 2005, Maxim Vexler wrote: > No option for trusted subnet, the server is sitting in bezeq server farm. > Could I tunnle RDP through ssh? (How?) rdp uses a tcp connection - so basically you sohuld be able to tunnel it, unless its authentication does not like seing the wrong IP addre

Re: Mess with additional gcc

2005-05-26 Thread guy keren
On Thu, 26 May 2005, Boris Gorelik wrote: > I know that this sounds strange and funny, so I'll stress it again: installing > gcc322 in completely isolated directory (/opt/gcc322) breaks lots of already > existing standrd applications. Removing /opt/gcc322 (rm -fr /opt/gcc322) > completely restore

motion (was: Re: WebCam Server)

2005-05-28 Thread guy keren
On Sat, 28 May 2005, Yoni Levy wrote: > Hello, there is an application called motion which might help you, it > records a video or captures a picture when it detects motion . > You can place a camera near the entrance with motion running, and it > will take a picture of anyone entering ... and i

Re: [OT] The people's salary survey

2005-06-18 Thread guy keren
On Sat, 18 Jun 2005, Adam Morrison wrote: > Last week I wrote: > > I want to create a detailed salary database, allowing people to see > what others like themselves are earning.If you've ever looked for a > job or even wanted to know where your current terms stand compared to >

OT: Re: irq collisions

2005-06-26 Thread guy keren
On Sun, 26 Jun 2005, Aviv Goll wrote: > I don't think it's an OS issue, the fact is that you can see IRQ > allocations when you start a machine even if you don't have an OS. this is both an OS issue, and not an OS issue. an IRQ is an 'interrupt request' number - a mechanism for a peripheral dev

Re: Bash loop weirdness

2005-06-28 Thread guy keren
your while command probably runs in a sub-shell. note your use of a pipe (seq 10 | while). the reason that you see the same PID, is because '$$' gets expanded before the fork that creates thw process with the 'while' command. so you see the PID of the while process's parent process. --guy On Tu

Re: "pidof" on a process (which was ran by passing arguments from the command li

2005-07-04 Thread guy keren
On Mon, 4 Jul 2005, Amir Binyamini wrote: > Hello, > > >Oh, that's because of env... If you had #!/usr/bin/python directly... > > changing to #!/usr/bin/python and running"pidof -x xend" did the work. > > The "env" is in he original Xend script but there is no problem for me to > remove it. and

RE: a server for fun and profit

2005-07-07 Thread guy keren
On Thu, 7 Jul 2005, Imri Zvik wrote: > To: "El-al, Netta" <[EMAIL PROTECTED]>, Gadi Evron <[EMAIL PROTECTED]> > > And I don't understand your urge to comment on everything. come on, you know why - we fear there's a missionary amongst us, linux zealots, that's trying to convert us to his bsdish r

Re: Per process I/O statistics

2005-07-12 Thread guy keren
On Tue, 12 Jul 2005, Lior Okman wrote: > I'm looking for a way to come up with I/O statistics (like # of blocks > read/written per file) that are distributed per process on a linux system. > The utilities that I know about (sar, iostat, dstat, etc.) all work on a > block device or partition level

Re: dev_get_by_name with eth0:1

2005-07-13 Thread guy keren
On Wed, 13 Jul 2005, Amir Binyamini wrote: > This post has some relavance to a former question , which dealt with getting > the ip of eth0 ;Now I must also get the IP on eth0:1 . > > I do have an IP on both eth0 and eth0:1 , as running ifconfigshows > I try in init method of a module I wrote: > >

Re: User mode - Kernel mode communication

2005-07-16 Thread guy keren
On Fri, 15 Jul 2005, Hillel wrote: > I am building a kernel module (char device) that should get runtime > parameters from a user mode process. > Among the info items that should flow to the module are strings and > arrays. To my understanding I can use any of the following methods to > achieve t

Re: Quota per directory

2005-07-17 Thread guy keren
On Mon, 18 Jul 2005, Oren Held wrote: > Hi, > > We're trying to set quota per directory in my organization. > We use Linux & Solaris, and the builtin-kernel quota feature is only per > file owner or amount of inodes, afaik. indeed so. > Problem is, that some directories are shared for many peop

Re: SCSI devices names

2005-07-19 Thread guy keren
On Tue, 19 Jul 2005, Leonid Podolny wrote: > Provided that I have a host, channel, id and lun of the physical scsi > disk, what is a correct and portable way to know the /dev/sdX device > name? I need the solution to be portable between different 2.6 kernel > releases. there's a package called '

Re: trapping recursive rm

2005-07-20 Thread guy keren
On Thu, 21 Jul 2005, Amit Aronovitch wrote: > Situation: > -- > * I have a shared directory tree, world writable, shared by NFS server > (I'm not sure of server's OS - probably solaris, maybe linux) to many > client machines (whole network has common users/authentication scheme). > > * Re

Re: File I/O within kernel threads?

2005-07-30 Thread guy keren
On Sat, 30 Jul 2005, Gilboa Davara wrote: > After doing some contemplating I decided that I don't really need access > to an FS; or actually,all I need a is huge cyclic buffer with fast > sequential R/W and force-able sync. If anything the VFS layer will only > slow me down. > I wonder if the raw

Re: File I/O within kernel threads?

2005-07-31 Thread guy keren
On Sun, 31 Jul 2005, Gilboa Davara wrote: > On Sun, 2005-07-31 at 17:35 +0300, Gilad Ben-Yossef wrote: > > > > > > Interesting... that might work. > > > Let me first point out that once the cells/frames have been processed, I > > > don't care much for timing. (Which bodes well on your solution).

Re: live backup / mirroring

2005-08-04 Thread guy keren
On Thu, 4 Aug 2005, Michael Ben-Nes wrote: > Hi Everyone > > > I want to backup a file constantly as it change. > > Is it possible at all ? please define what "backup a file constantly" means for you. does it mean: having an exact _current_ copy all the time on two storage systems (i.e. safety

Re: live backup / mirroring

2005-08-07 Thread guy keren
On Sun, 7 Aug 2005, Michael Ben-Nes wrote: > >>I want to backup a file constantly as it change. > >> > >>Is it possible at all ? > > > >please define what "backup a file constantly" means for you. > > Yep, having an exact _current_ copy all the time on two storage system. > Its the WAL ( Write ah

Re: [Possible off-topic] Decent x86_64 book

2005-08-07 Thread guy keren
On Sun, 7 Aug 2005, Leonid Podolny wrote: > Hi, > Apparently, I will be in charge of porting our (kernel-space) > application from ia-32 to x86_64 (aka EM64T) which I have very little > experience with. So I think I will need a good book. The Linux kernel > context would be a HUGE advantage, but

Re: Open source driver Fiber Channel devices for Linux?

2005-08-09 Thread guy keren
On Tue, 9 Aug 2005, Shachar Shemesh wrote: > Can anyone recommend to me a Fiber channel storage device (HBA) that has > open source drivers in Linux? I am being offered something called > "FC2-133" (a.k.a 24p0960). Some initial research shows that the Linux > drivers for this adapter arebinary on

Re: finding real process size

2005-08-15 Thread guy keren
On Mon, 15 Aug 2005, Noam Meltzer wrote: > Hi, > I'm looking for a way to use ps and see the real memory size a process takes, > with all its threads. "real memory" = RAM? ps x -o pid,comm,rss,vsz the output contains PID, name of the command, resident set size (how much RAM the process takes)

Re: Spamd is taking 3-5' to finish a single scan

2005-08-15 Thread guy keren
On Mon, 15 Aug 2005, Danny Lieberman wrote: > I like your thinking - i also suspected network round trips/timeouts/DNS > lookups as a reason to see multiples of 10-30s. I found that the > process was timing out on pyzor > and we are now doing all the black list checking in the qmail tcp > processo

Re: finding real process size

2005-08-15 Thread guy keren
On Mon, 15 Aug 2005, Muli Ben-Yehuda wrote: > On Mon, Aug 15, 2005 at 09:44:30AM +0300, Noam Meltzer wrote: > > Hi, > > I'm looking for a way to use ps and see the real memory size a process > > takes, > > with all its threads. > > There's no way to do it reliably. You can use /proc/$PID/status

Re: cpp compile problems ? (Debian)

2005-08-17 Thread guy keren
On Wed, 17 Aug 2005, Peter wrote: > On Wed, 17 Aug 2005, Shachar Shemesh wrote: > > > You are using the unsuffixed "iostream". All unsuffixed standard headers > > reside in the "std" namespace. > > > > Either switch to "iostream.h" (not recommended), add here a line that says: > > using namespace

Re: OT: Reversing the linker's action

2005-08-17 Thread guy keren
On Wed, 17 Aug 2005, Efraim Yawitz wrote: > Is there any way to reverse what the linker (ld) does when it takes a > bunch of object files and turns them into an executable, i.e., to produce > a .o file which can then be linked with different libraries than the > original, either dynamically or st

Re: cpp compile problems ? (Debian)

2005-08-17 Thread guy keren
On Wed, 17 Aug 2005, Peter wrote: > On Thu, 18 Aug 2005, guy keren wrote: > > > and this is a very very very very bad habbit. never use 'using namespace' > > in new code. > > Why is it so bad ? I am giving the compiler hints as to what classes to > look in

Re: It's about time: a delay of 1 microsec in a user space

2005-08-18 Thread guy keren
On Thu, 18 Aug 2005, Gilad Ben-Yossef wrote: > Rafi Gordon wrote: > > Hello, > > > > Is there a way to create a delay of 1 microsec in a user space > > applcation in 2.4 > > or 2.6 kernel? > > If you really meant 1 microsecond (as opposed to 1 millisecond) then the > answer is to do a busy wait l

Re: It's about time: a delay of 1 microsec in a user space

2005-08-18 Thread guy keren
On Fri, 19 Aug 2005, Amos Shapira wrote: > On 8/19/05, guy keren <[EMAIL PROTECTED]> wrote: > > actually, it _looks_ like gettimeofday() sometimes takes less then a > > micro-second to execute. i tested it a few years ago on redhat 7.3, on a > > pentium 1.8MHz and

Re: Connect to barak 013 through cable (PPTP)

2005-08-19 Thread guy keren
you missed one important point - how is the windows installed on the same hardware (if there is any) does with regards to internet connection? does it also show the same problem, or it manages to work properly? --guy On Fri, 19 Aug 2005, Ilia K. wrote: > Hi All again! > > Thanks to all guys, wh

Re: It's about time: a delay of 1 microsec in a user space

2005-08-19 Thread guy keren
On Fri, 19 Aug 2005, Amos Shapira wrote: > > the fact is, that i kept getting very close values - closer then the > > That's the statement I was looking for (and didn't see) in your first > message - if they are identical then it could be that the call was simply > faster than system's the clock

Re: It's about time: a delay of 1 microsec in a user space

2005-08-20 Thread guy keren
On Fri, 19 Aug 2005, Amos Shapira wrote: > On 8/19/05, guy keren <[EMAIL PROTECTED]> wrote: > > > perhaps your machine is slower for this because it has SMP, and hence > > requires locking (i tested on single processor machines). > > Maybe, I dunno. > I've

Re: It's about time: a delay of 1 microsec in a user space

2005-08-20 Thread guy keren
CHED_FIFO scheduling policy, it has to be run by root - and i imagine your application is run by normal users, not by root. > Regarding gettimeofday() discussion which evolved from this thread: > this is an interesting topic in itself and I am glad to see it here. > I have a little remar

Re: solved (was: load balancing problems)

2005-08-21 Thread guy keren
and your scenario was tested with TCP connections? with udp "connections" (e.g. video streaming over UDP)? how does it handle making sure all packets belonging to the same "virtual stream" are sent via the same route? --guy On Sun, 21 Aug 2005, Erez D wrote: > i'm trying to describe shortly ho

Re: Mounting a partition off a disk image

2005-08-22 Thread guy keren
On Mon, 22 Aug 2005, Oron Peled wrote: > On Monday 22 August 2005 22:58, Muli Ben-Yehuda wrote: > > In other words, "mount the whole file as a disk rather than a > > partition". I'm not familiar with a comfortable way of doing it. > > Interesting scenario. If the file contains a disk image (with >

Re: Mounting a partition off a disk image

2005-08-22 Thread guy keren
On 8/23/05, Itay Duvdevani <[EMAIL PROTECTED]> wrote: > When specifying an offset for the partition, can it be used safely > without specifying its limits (size) ? What if I have another > partition at the end of the one I need - isn't there a chance it will > be overwritten? loopback mounting do

Re: / gets remounted RO

2005-08-23 Thread guy keren
On Tue, 23 Aug 2005, Amos Shapira wrote: > On 8/23/05, Tzafrir Cohen <[EMAIL PROTECTED]> wrote: > > On Tue, Aug 23, 2005 at 01:55:41AM +0300, Diego Iastrubni wrote: > > > Hi all, > > > > > > I have this problem which comes without warning on my box, it seems "/" > > > gets > > > remounted (witho

Re: PC-to-phone VoIP

2005-08-25 Thread guy keren
On Thu, 25 Aug 2005, Geoffrey S. Mendelson wrote: > On Thu, Aug 25, 2005 at 04:09:04PM +0300, Nadav Har'El wrote: > > On Thu, Aug 25, 2005, Geoffrey S. Mendelson wrote about "Re: PC-to-phone > > VoIP": > > > This argument is just as silly (and forgive me, because I don't intend this > > as a per

haifux Lecture tomorrow: sign of the times

2005-08-28 Thread guy keren
copied from www.haifux.org: -- Signs of the Time - by Guy Keren Abstract * 1. time zones, summer time and zic. * 2. keeping machines synced in time. * 3. sub-second sleeps. * 4. "accurate" select-based timers - avoiding the time warp danc

Re: Kernel mode disk I/O. Take 2. (Was: File I/O within kernel threads?)

2005-08-30 Thread guy keren
On Tue, 30 Aug 2005, Gilboa Davara wrote: > > Anyway, if you don't know how to use O_DIRECT from inside the kernel, > > why don't you take a look at the part in teh kernel that implments > > O_DIRECT from user space and do the same thing? > > Already on it; However, this code is fairly complex. I

Re: OT: job offer - linux kernel programmer

2005-08-31 Thread guy keren
On Tue, 30 Aug 2005, Anatoly Asviyan wrote: > Hello > Tehuti Networks company is looking for talented programmer > to join Linux Driver group you know, it is very nice to see that it took the company around 6 month to leave the "strategically positioned" office in haifa (see http://www.tehutine

OT: sun's monitor (was: Re: "STOP A" for Linux?)

2005-09-02 Thread guy keren
On Fri, 2 Sep 2005, Hetz Ben Hamo wrote: > As every solaris Admin knows, there's the combination of pressing > "stop a" to "freeze" the machine, the ability to do sync, a bit of > monitoring, and safe rebooting/halting if needed. a message from our solaris drivers developers: the 'sync' command

Re: Quest for *nix C/C++ IDE

2005-09-04 Thread guy keren
On Sun, 4 Sep 2005, Michael Sternberg wrote: > We're looking for recomendations on *nix IDE. oh, brother... you've opened the un-satisfiable can-of-worms... > Following virtues are seeked: > 1. Multiplatform. We will develop on Linux and SunOS. Maybe AIX and HP in > the future. you forgot one

OT: how do i get an ulta-small PC?

2005-09-05 Thread guy keren
hi, the background to my question, is that i find myself going to various places to give lectures, and i need to be able to run a linux environment with a given configuration. too often i have to rely on other people bringing their laptops (and i personally hate laptops). then i thought that the

Re: OT: how do i get an ulta-small PC?

2005-09-05 Thread guy keren
On Tue, 6 Sep 2005, Pablo 'merKur' Kohan wrote: > On Tue, 2005-09-06 at 00:13 +0300, guy keren wrote: > > hi, > > > > the background to my question, is that i find myself going to various > > places to give lectures, and i need to be able to run a linux envir

Re: OT: how do i get an ulta-small PC?

2005-09-05 Thread guy keren
On Mon, 5 Sep 2005, Geoffrey S. Mendelson wrote: > On Tue, Sep 06, 2005 at 12:13:34AM +0300, guy keren wrote: > > > the background to my question, is that i find myself going to various > > places to give lectures, and i need to be able to run a linux environment > > wi

Re: OT: how do i get an ulta-small PC?

2005-09-06 Thread guy keren
On Tue, 6 Sep 2005, Hetz Ben Hamo wrote: > Sorry but: > > 2.9 pounds = 1.31541787 kilograms you're right. i pressed the wrong button on some pounds <=> kg translation web site :0 now all i need to do is find something that weighs about 1.3kg in order to get the feels how how heavy it feels... ;

Re: OT: how do i get an ulta-small PC?

2005-09-06 Thread guy keren
On Tue, 6 Sep 2005, Peter wrote: > you answered a lot of people about their brick answers, excepting mine. > Is that a sign of approval ? ;-) it means that i had to investigate this further, and at first (due to incorrect usage of a pounds <=> g translation web site) i thought the current bricks

Re: OT: how do i get an ulta-small PC?

2005-09-06 Thread guy keren
On Tue, 6 Sep 2005, Gilad Ben-Yossef wrote: > You can buy an evalutation kit from Compulab in Haifa of their 686CORE. > It fit your needs, except that you'd have to find some small case for it. > > AFAIK it costs around 1500 US$. There is also the issue of their not > quite kosher use of binary

Re: OT: how do i get an ulta-small PC?

2005-09-06 Thread guy keren
On Mon, 5 Sep 2005, Marc A. Volovic wrote: > I significantly disagree with Tsafrir. so do i ;) > What you want and can use is a vortex86 machine/box. > > They are very small, have a very light power footprint, easy to add bits > and pieces to, are a full i386 machine. They ARE very underpowered

Re: OT: how do i get an ulta-small PC?

2005-09-06 Thread guy keren
On Tue, 6 Sep 2005, Eli Marmor wrote: > I was (and I am still) too busy to follow the thread and yet i'm sure you'll start answering every mail on this thread from now on ;) > , and maybe it was > already written here, but there are complete PCs of 380gr-500gr, > including EVERYTHING (keyboard,

Re: OT: how do i get an ulta-small PC?

2005-09-06 Thread guy keren
On Tue, 6 Sep 2005, Marc A. Volovic wrote: > On Tue, 2005-09-06 at 19:46 +0300, guy keren wrote: > > indeed, with the fastest running at 166MHz, they're too weak for my needs. > > not to mention the need to assemble a box on my own. > > What level of price/per

Re: OT: how do i get an ulta-small PC?

2005-09-06 Thread guy keren
On Tue, 6 Sep 2005, Marc A. Volovic wrote: > On Tue, 2005-09-06 at 22:16 +0300, guy keren wrote: > > On Tue, 6 Sep 2005, Marc A. Volovic wrote: > > > What level of price/performance do you want? > > > > the performance should allow me to run a fairly recent linux d

Re: OT: how do i get an ulta-small PC?

2005-09-08 Thread guy keren
On Wed, 7 Sep 2005, Marc A. Volovic wrote: > Quoth Geoffrey S. Mendelson: > > > Work it will. Quickly is another story. In generic vesa mode, there is no > > hardware acceleration which slows down the graphics. Since X-Windows is all > > graphics at the display level, it matters. > > I agree with

Re: Volunteer needed: PHP instructor for a school

2005-09-12 Thread guy keren
On Mon, 12 Sep 2005, Lior Kaplan wrote: > Yotam Rubin wrote: > > On Fri, Sep 09, 2005 at 12:05:45AM +0300, Lior Kaplan wrote: > > > >>Hi Guys, > >> > >>I was approached to find a volunteer who can teach PHP to high school > >>students in Ramat Gan. > >> > >>I'd be happy to help people who volunte

Re: Identify I/O bound process.

2005-09-15 Thread guy keren
On Fri, 16 Sep 2005, Amos Shapira wrote: > On 9/16/05, Ez-Aton <[EMAIL PROTECTED]> wrote: > > > > > > Usually I/O bound proccesses would have the flag D when viewed using either > > `ps` or `top`. The D is for "Delayed", which means the proccess waites for > > "D" is for "Device", i.e. the proces

Re: How can i tell if another process is writing to a file?

2005-09-28 Thread guy keren
On Wed, 28 Sep 2005, Dvir Volk wrote: > here's the situation: > i have a file, and i want to open it only when no other process is > writing to it. but i don't have control over the possibly writing > process, so i can't do advisory or mandatory locking. > basically, i want to treat a file receiv

Re: How can i tell if another process is writing to a file?

2005-09-28 Thread guy keren
On Wed, 28 Sep 2005, Yedidyah Bar-David wrote: > On Wed, Sep 28, 2005 at 06:34:09PM +0300, guy keren wrote: > > > > On Wed, 28 Sep 2005, Dvir Volk wrote: > > > > > here's the situation: > > > i have a file, and i want to open it only when no other proc

Re: How can i tell if another process is writing to a file?

2005-09-28 Thread guy keren
On Wed, 28 Sep 2005, Muli Ben-Yehuda wrote: > On Wed, Sep 28, 2005 at 06:34:09PM +0300, guy keren wrote: > > > > On Wed, 28 Sep 2005, Dvir Volk wrote: > > > > > here's the situation: > > > i have a file, and i want to open it only when no other proc

dnotify (was: Re: How can i tell if another process is writing to a file?)

2005-09-28 Thread guy keren
On Wed, 28 Sep 2005, Yedidyah Bar-David wrote: > On Wed, Sep 28, 2005 at 08:05:52PM +0300, guy keren wrote: > > > > On Wed, 28 Sep 2005, Yedidyah Bar-David wrote: > > > > > I waited for one of the experts to say this, but none did. So here I go. > > >

Re: dnotify (was: Re: How can i tell if another process is writing to a file?)

2005-09-29 Thread guy keren
On Thu, 29 Sep 2005, Yedidyah Bar-David wrote: > On Thu, Sep 29, 2005 at 04:37:32AM +0300, guy keren wrote: > > > just to make you happy, i went into the source tree, under > > Documentation/dnotify.txt. the text sais you can learn about various types > > of changes, that

Re: [OFFTOPIC] resume translate

2005-10-07 Thread guy keren
On Fri, 7 Oct 2005, Ira Abramov wrote: > Quoting Amos Shapira, from the post of Fri, 07 Oct: > > First advise I got from all job agencies I worked with when looking for > > jobs is "Make it in Hebrew". > > I think this is the main issue that seperates your advide from those > posted before - Plac

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