serial help ?

2007-04-19 Thread Alfred Perlstein
in there? My platform has an emulated serial device in hardware, so it may be that the loop could run a LOT faster than transmit can happen... any ideas of what the DELAY should be? -- - Alfred Perlstein ___ freebsd-hackers@freebsd.org mailing list

exporting subr_param values as sysctls

2007-07-11 Thread Alfred Perlstein
; TUNABLE_ULONG_FETCH(kern.sgrowsiz, sgrowsiz); any objections? I don't see any obvious way to get at these values on a running system. -- - Alfred Perlstein ___ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers

Re: exporting subr_param values as sysctls

2007-07-12 Thread Alfred Perlstein
* Paul Saab [EMAIL PROTECTED] [070712 11:14] wrote: Alfred Perlstein wrote: I would like to export the various parameters from subr_param.c into sysctl, these nodes would include the names from the following tunables as well as others in these files. TUNABLE_ULONG_FETCH(kern.maxtsiz

Critical Sections for userland.

2007-10-02 Thread Alfred Perlstein
limits to this so that a haywire application is not able to be critical forever. Any help would be appreciated. -- - Alfred Perlstein ___ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers

Re: Critical Sections for userland.

2007-10-02 Thread Alfred Perlstein
* Daniel Eischen [EMAIL PROTECTED] [071002 19:46] wrote: On Tue, 2 Oct 2007, Alfred Perlstein wrote: Hi guys, we need critical sections for userland here. This is basically to avoid a process being switched out while holding a user level spinlock. Setting the scheduling class to real

Re: Critical Sections for userland.

2007-10-02 Thread Alfred Perlstein
* Kip Macy [EMAIL PROTECTED] [071002 20:00] wrote: On 10/2/07, Alfred Perlstein [EMAIL PROTECTED] wrote: * Daniel Eischen [EMAIL PROTECTED] [071002 19:46] wrote: On Tue, 2 Oct 2007, Alfred Perlstein wrote: Hi guys, we need critical sections for userland here. This is basically

Re: Critical Sections for userland.

2007-10-02 Thread Alfred Perlstein
* Daniel Eischen [EMAIL PROTECTED] [071002 20:02] wrote: On Tue, 2 Oct 2007, Alfred Perlstein wrote: * Daniel Eischen [EMAIL PROTECTED] [071002 19:46] wrote: On Tue, 2 Oct 2007, Alfred Perlstein wrote: Hi guys, we need critical sections for userland here. This is basically to avoid

Re: Critical Sections for userland.

2007-10-02 Thread Alfred Perlstein
* Daniel Eischen [EMAIL PROTECTED] [071002 20:16] wrote: On Tue, 2 Oct 2007, Alfred Perlstein wrote: * Daniel Eischen [EMAIL PROTECTED] [071002 20:02] wrote: On Tue, 2 Oct 2007, Alfred Perlstein wrote: * Daniel Eischen [EMAIL PROTECTED] [071002 19:46] wrote: On Tue, 2 Oct 2007, Alfred

Re: Critical Sections for userland.

2007-10-02 Thread Alfred Perlstein
from the cpu while holding a lock. Yes, exactly the problem, it sucks when process A on CPU 1 runs out of quantum while holding a lock that a runner on CPU 2 wants. -- - Alfred Perlstein ___ freebsd-hackers@freebsd.org mailing list http

Re: Critical Sections for userland.

2007-10-04 Thread Alfred Perlstein
* Dag-Erling Sm??rgrav [EMAIL PROTECTED] [071004 02:05] wrote: Alfred Perlstein [EMAIL PROTECTED] writes: Hi guys, we need critical sections for userland here. This is basically to avoid a process being switched out while holding a user level spinlock. Yeah, great idea, cooperative

Re: Critical Sections for userland.

2007-10-04 Thread Alfred Perlstein
* Dag-Erling Sm??rgrav [EMAIL PROTECTED] [071004 03:01] wrote: Alfred Perlstein [EMAIL PROTECTED] writes: Do you have: a) Evidence or a paper to prove that this is a bad idea? I need evidence or a paper to prove that it is a bad idea to allow a userland process to hold the CPU

Re: Critical Sections for userland.

2007-10-04 Thread Alfred Perlstein
* Wilko Bulte [EMAIL PROTECTED] [071004 04:15] wrote: Quoting Alfred Perlstein, who wrote on Thu, Oct 04, 2007 at 03:19:02AM -0700 .. * Dag-Erling Sm??rgrav [EMAIL PROTECTED] [071004 03:01] wrote: Alfred Perlstein [EMAIL PROTECTED] writes: Do you have: a) Evidence or a paper

Re: Critical Sections for userland.

2007-10-04 Thread Alfred Perlstein
are contending against other devices in the system that do not run FreeBSD, How do we address that? -- - Alfred Perlstein ___ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to [EMAIL

Re: Critical Sections for userland.

2007-10-04 Thread Alfred Perlstein
* Dag-Erling Sm??rgrav [EMAIL PROTECTED] [071004 03:28] wrote: Alfred Perlstein [EMAIL PROTECTED] writes: It's not worth my time to engage someone with your mind set, you posses neither the technical nor interpersonal skill to be useful to me. This could be the beginning of a wonderful

Re: Dynamic linking

1999-06-28 Thread Alfred Perlstein
On Mon, 28 Jun 1999, Andrew Iltchenko wrote: Hi, Does anyone know if it is possible to figure out the name of a shared object linked using the dlopen call, having only the address returned by dlopen? man dladdr tell me if this helps, thanks. -Alfred To Unsubscribe: send mail to

Re: rtfm rewritten in C

1999-07-11 Thread Alfred Perlstein
On Sat, 10 Jul 1999, Chris Costello wrote: It still needs decent case-insensitivity code, and as far as I know, there's no case-insensitive strstr, but I might attempt to work on one. this is done: http://big.endian.org/~bright/freebsd/rtfm/rtfm.c To Unsubscribe: send mail to [EMAIL

Re: Replacement for grep(1) (part 2)

1999-07-12 Thread Alfred Perlstein
impossible. if you want to impose limits, use /etc/login.conf, nuff said. -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] systems administrator and programmer Win Telecom - http://www.wintelcom.net/ To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hacke

Re: Determining the return address

1999-07-18 Thread Alfred Perlstein
On 18 Jul 1999, Dag-Erling Smorgrav wrote: Alfred Perlstein [EMAIL PROTECTED] writes: This looks like what you are doing is trying to grab the data on the stack before "log" which is the return address. Yes. It actually works :)

Re: Determining the return address

1999-07-18 Thread Alfred Perlstein
On 18 Jul 1999, Dag-Erling Smorgrav wrote: Alfred Perlstein [EMAIL PROTECTED] writes: On 18 Jul 1999, Dag-Erling Smorgrav wrote: Alfred Perlstein [EMAIL PROTECTED] writes: I doubt this is at all portable and may fail because

Re: securelevel and ipfw zero

1999-07-28 Thread Alfred Perlstein
s changess for readability. Is there a point to hindering the maintainer's ongoing work? -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] systems administrator and programmer Wintelcom - http://www.wintelcom.net/ To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe

Re: securelevel and ipfw zero

1999-07-28 Thread Alfred Perlstein
, it should be noted so, so that if his changes break something it comes down on his head. Trust me to say something if that occurs. I'm no big friend of Brian, however changes to correct readability should be welcome especially to the maintainer. -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL

Re: So, back on the topic of enabling bpf in GENERIC...

1999-07-30 Thread Alfred Perlstein
On Fri, 30 Jul 1999, Warner Losh wrote: In message [EMAIL PROTECTED] "Brian F. Feldman" writes: : And how about having : if (securelevel 3) : return (EPERM); : in bpf_open()? There are no security levels 3. I'd be happy with 0. This is consistant with the meaning

Re: confusion about nfsm_srvmtofh bad behavior?

1999-08-02 Thread Alfred Perlstein
On Mon, 2 Aug 1999, Alfred Perlstein wrote: } \ if (fhlen != 0) { \ nfsm_dissect(tl, u_int32_t *, NFSX_V3FH); \ bcopy((caddr_t)tl, (caddr_t)(f), NFSX_V3FH); \ if ((nfsd-nd_flag ND_NFSV3) == 0

Re: confusion about nfsm_srvmtofh bad behavior?

1999-08-02 Thread Alfred Perlstein
m the rest of the RPC structure i don't think it's nessesary. -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] systems administrator and programmer Wintelcom - http://www.wintelcom.net/ To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hacke

Re: confusion about nfsm_srvmtofh bad behavior?

1999-08-02 Thread Alfred Perlstein
On Tue, 3 Aug 1999, Peter Wemm wrote: Alfred Perlstein wrote: On Mon, 2 Aug 1999, Matthew Dillon wrote: http://big.endian.org/~bright/freebsd/patches/nfsm_subs.diff This is a patch that Peter Wemm proposed however he had this: ! if (fhlen NFSX_V3FH

Re: more NFS questions, why is the VFS_FHTOVP weird?

1999-08-03 Thread Alfred Perlstein
On 3 Aug 1999, Assar Westerlund wrote: Alfred Perlstein [EMAIL PROTECTED] writes: * At this point, this should never happen */ /* ARGSUSED */ static int nfs_fhtovp(mp, fhp, nam, vpp, exflagsp, credanonp) register struct mount *mp; struct fid *fhp; struct sockaddr

Re: [Fwd: Please support FreeBSD 3.x as host OS]

1999-08-04 Thread Alfred Perlstein
On Wed, 4 Aug 1999, Milan Kopacka wrote: On Wed, 4 Aug 1999, Alfred Perlstein wrote: I started looking at the kernel modules and porting them, however, I must confess that I don't fully understand exactly what the linux kernel module does, which makes it somewhat harder to implement

Re: Fix/tuning to improve slow NFS writes?

1999-08-09 Thread Alfred Perlstein
On Mon, 9 Aug 1999, Doug wrote: Matthew Dillon wrote: : So, the big question is whether there is anything we can tune to speed up :the writes. The freebsd machines are NFS clients to the sun servers doing :most of the web processing. Overall performance on the reads seems to be

Re: user mount f/s with kld's

1999-08-19 Thread Alfred Perlstein
On Thu, 19 Aug 1999, Cillian Sharkey wrote: Hi, I just setup my system so that "Joe" user can mount /dev/fd0 on a mountpoint "Joe" owns..grand no problem.. ..BUT it only works when the f/s code for that f/s type is available (ie. compiled into the kernel or has been previously loaded

Re: network performance vs. linux on small transfers

1999-08-23 Thread Alfred Perlstein
On Tue, 24 Aug 1999, kadal wrote: On Tue, 24 Aug 1999, Wayne Cuddy wrote: Date: Tue, 24 Aug 1999 00:38:21 -0400 (EDT) From: Wayne Cuddy [EMAIL PROTECTED] To: FreeBSD Hackers List [EMAIL PROTECTED] Subject: network performance vs. linux on small transfers I am involved in a

second round, vfs and fh* calls.

1999-08-25 Thread Alfred Perlstein
like to get this into the tree so my patches don't get stale. thanks, -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] Wintelcom systems administrator and programmer - http://www.wintelcom.net/ [[EMAIL PROTECTED]] To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubs

HEADS UP Reviewers. VFS changes to be committed.

1999-08-26 Thread Alfred Perlstein
you, -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] Wintelcom systems administrator and programmer - http://www.wintelcom.net/ [[EMAIL PROTECTED]] -- Forwarded message -- Date: Tue, 24 Aug 1999 17:24:42 + (GMT) From: Alfred Perlstein [EMAIL PROTECTED] To: [EMAIL

Re: HEADS UP Reviewers. VFS changes to be committed.

1999-08-26 Thread Alfred Perlstein
On Thu, 26 Aug 1999, Dmitrij Tejblum wrote: Just a few comments... 2) The casting of VFS ops to eopnotsupp() has been removed and vfs_nop*() functions have been put into kern/vfs_default.c This makes it more clear that certain VFS-ops are giving default behavior, either

Re: HEADS UP Reviewers. VFS changes to be committed.

1999-08-26 Thread Alfred Perlstein
I get feedback. : :See attached email for details. : :thank you, :-Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] :Wintelcom systems administrator and programmer : - http://www.wintelcom.net/ [[EMAIL PROTECTED]] : :3) fh(open|stat|statfs) have been haphazardly implemented

Re: HEADS UP Reviewers. VFS changes to be committed.

1999-08-28 Thread Alfred Perlstein
a bit? I was hoping for your input on this issue. thank you, -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] Wintelcom systems administrator and programmer - http://www.wintelcom.net/ [[EMAIL PROTECTED]] Poul-Henning In message [EMAIL PROTECTED], Erez Zadok write s: In message

Re: Sharing file descriptors

1999-08-30 Thread Alfred Perlstein
On Mon, 30 Aug 1999, Dodge Ram wrote: Hi, Have a question on whether it is possible to share file descriptors between two processes. The purpose is to have a stanby process take over when the primary process fails. The primary process creates/deletes socket connections at

Re: nobody knows the answer?

1999-09-01 Thread Alfred Perlstein
On Thu, 2 Sep 1999, Evren Yurtesen wrote: Hello, I have sent this email a 2 days ago but nobody answered yet. Is there anybody who I can contact with about this? I need an answer because this is a serious problem for me. You may have a program that still has a reference to that file

Re: nobody knows the answer?

1999-09-01 Thread Alfred Perlstein
On Thu, 2 Sep 1999, Mark Newton wrote: Alfred Perlstein wrote: I have sent this email a 2 days ago but nobody answered yet. Is there anybody who I can contact with about this? I need an answer because this is a serious problem for me. You may have a program that still has

Re: CFD: bogomips CPU performance metric

1999-09-02 Thread Alfred Perlstein
On Thu, 2 Sep 1999, Ollivier Robert wrote: According to Nick Sayer: Would anyone scream and projectile-vomit if I added this to identcpu.c? Yes. We are also FreeBSD users/developers because we don't follow the Linux way. Bogomips are [as it says] bogus and many people acknoledge this

VFS stuff agein, VOP_FSYNC and async lock notification.

1999-09-05 Thread Alfred Perlstein
in October. :) thanks, -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] Wintelcom systems administrator and programmer - http://www.wintelcom.net/ [[EMAIL PROTECTED]] To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hackers" in the body of the message

Re: Web based passwd changing program

1999-09-07 Thread Alfred Perlstein
On Tue, 7 Sep 1999, Christopher T. Griffiths wrote: Hi everyone, I found a very nice web enable password changing script written in c that currently works in linux and solaris. It seems to be laid out very nicely and I would like to know if anyone would care to take a crack at getting

Re: High Performance I/O (more)

1999-09-15 Thread Alfred Perlstein
On Wed, 15 Sep 1999, Christopher Sedore wrote: My ideas for this are a little different than what I've seen proposed thus far, more along the lines of creating something that acts as both an event queue and a IOCP. Ideally this would be a descriptor that could be shared across processes

Re: Out of swap handling and X lockups in 3.2R

1999-09-22 Thread Alfred Perlstein
On Thu, 23 Sep 1999, Daniel C. Sobral wrote: First, let me warn you that this is a often recurring thread. It has already showed up two or three times this year alone. Ivan wrote: I had a look at vm_pageout.c and noticed that situations may occur where no process can be killed. I

Re: Out of swap handling and X lockups in 3.2R

1999-09-22 Thread Alfred Perlstein
On Wed, 22 Sep 1999, Chuck Robey wrote: On Wed, 22 Sep 1999, Alfred Perlstein wrote: Terry Lambert brought up an interesting thought from AIX (I think), instead of killing a process, it just sleeps the requesting process until the situation alleviates itself. Of course this can wind

Sleeping in low memory situations (was re: 3.3 lockups + X)

1999-09-22 Thread Alfred Perlstein
On Wed, 22 Sep 1999, Nate Williams wrote: What kind of resources are there that both cause loss of swap AND are freed up by sleeping a process? four things i can think of: 1) Along with 'SIGDANGER' it allows the system to fix itself. That's another issue. Don't mix sleeping

Re: Out of swap handling and X lockups in 3.2R

1999-09-22 Thread Alfred Perlstein
On Wed, 22 Sep 1999, Matthew Dillon wrote: How about this - add an 'importance' resource. The lower the number, the more likely the process will be killed if the system runs out of resources. We would also make fork automatically decrement the number by one in the child.

Re: Out of swap handling and X lockups in 3.2R

1999-09-22 Thread Alfred Perlstein
On Wed, 22 Sep 1999, Matthew Dillon wrote: : (Matt) : How about this - add an 'importance' resource. The lower the number, : the more likely the process will be killed if the system runs out of : resources. We would also make fork automatically decrement the number : by

Re: Sleeping in low memory situations (was re: 3.3 lockups + X)

1999-09-22 Thread Alfred Perlstein
On Wed, 22 Sep 1999, Nate Williams wrote: Not only that but perhaps reserving an amount of backing store for root may be a good idea, artificially limit the resources to several pages to enable root to actually do something in such a situation. Stick to the topic at hand. That's

Re: Out of swap handling and X lockups in 3.2R

1999-09-22 Thread Alfred Perlstein
On Wed, 22 Sep 1999, Chuck Robey wrote: On Wed, 22 Sep 1999, Wes Peters wrote: Chuck Robey wrote: What kind of resources are there that both cause loss of swap AND are freed up by sleeping a process? Any of them being consumed by short-lived processes that will run to

Re: Idea: disposable memory

1999-09-23 Thread Alfred Perlstein
On Thu, 23 Sep 1999, Matthew Dillon wrote: : Thoughts? : : man madvise? : : :Yeah, but MADV_FREE doesn't really do what I need. I have no idea if the :system actually did free my ram or not. I want to hang on to the data, but :if more ram is needed, then it can be discarded, but I

Re: SCSI disk naming problem

1999-10-01 Thread Alfred Perlstein
be always named as da0, and disk with ID 1 will be always named da1, etc.? Is there problem with fixed disk naming mechanism? no, read the kernel LINT config file. -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] Wintelcom systems administrator and programmer - http://www.win

Re: qcam/cqcam driver

1999-10-04 Thread Alfred Perlstein
On 4 Oct 1999, Dag-Erling Smorgrav wrote: Christoph Kukulies [EMAIL PROTECTED] writes: Just a question: has the Quickcam and ColorQuickcam (if there was any) been removed from the kernel? And, if yes, for what reason? Yeah, they were nuked ages ago. OTOH, I always wanted one of those

Re: Apple's planned appoach to permissions on movable filesystems

1999-10-05 Thread Alfred Perlstein
On Tue, 5 Oct 1999, Pat Dirks wrote: Hi, I'm the File Systems Tech Lead at Apple in the Mac OS X Core OS group. We've been struggling with the question of how best to handle permissions on disks that are moved between systems for Mac OS X and Mac OS X Server: the problem is that

read/write atomic?

1999-10-08 Thread Alfred Perlstein
Linux is broken" but what i'm really looking for is a situation where this would cause problems. Can anyone comment on this or reference a thread that has gone over this issue? thanks, -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] Wintelcom systems administrator and programmer

Re: file system system calls

1999-10-10 Thread Alfred Perlstein
On Mon, 11 Oct 1999, Gustavo V G C Rios wrote: May anyone here point me where in the source tree i can see file system API implemented, like open, write, close, etc. src/sys/kern/vfs_syscalls.c because freebsd follows (for the most part) style(9) you can usually find where a function is

Re: How to prevent a system call from restart?

1999-10-10 Thread Alfred Perlstein
, a short read count). you want to turn off SA_RESTART. -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] Wintelcom systems administrator and programmer - http://www.wintelcom.net/ [[EMAIL PROTECTED]] To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-ha

work in progress, (was Re: sbappend() is not scalable)

1999-10-11 Thread Alfred Perlstein
On Fri, 8 Oct 1999, Mohit Aron wrote: Hi, I recently did some experiments with TCP over a high b/w-delay path and found a scalability problem in sbappend(). The experimental setup consisted of a 100Mbps network with a round-trip delay of 100ms. Under this situation, FreeBSD's TCP

testable! Re: work in progress, (was Re: sbappend() is not scalable)

1999-10-11 Thread Alfred Perlstein
it does for you. thanks, -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] Wintelcom systems administrator and programmer - http://www.wintelcom.net/ [[EMAIL PROTECTED]] On Mon, 11 Oct 1999, Alfred Perlstein wrote: On Fri, 8 Oct 1999, Mohit Aron wrote: Hi, I recently did

Re: mbuf problem (panic)--possibly related to Berkeley DB 2.7.7

1999-10-26 Thread Alfred Perlstein
On Tue, 26 Oct 1999, Steve Bishop wrote: I am using FreeBSD 3.3-RELEASE, and it is running on a single processor PII 400. At first, I thought the problem was due to the network driver, so I swapped network cards. But, the problem still continues to occur. At first, I used a DEC (de0) NIC.

Re: POSIX threads

1999-10-28 Thread Alfred Perlstein
On Thu, 28 Oct 1999, David A. Bader wrote: I'm familiar with LinuxThreads libc_r that uses BOTH SIGUSR1 and SIGUSR2. I recently took code that used to work with FSU's implementation of threads under FreeBSD; and instead recompiled with the new FreeBSD 3.x threads; however, it crashes now

Re: serial (std rocketport) ioctl?

1999-11-10 Thread Alfred Perlstein
On Wed, 10 Nov 1999, Mike Nowlin wrote: Hate to sound like a bum, but I haven't figured out enough of the kernel to answer this one for myself. :) Topic: serial driver We have an application that sends (not receives) data to a serial port to a set of brain-dead analyzers (and

Re: Ok, that's it, enough is enough! (rpc.lockd)

1999-11-22 Thread Alfred Perlstein
On Mon, 22 Nov 1999, David E. Cross wrote: Ok... I have *had* it with the meta, but not really, lockd. Are there any kernel issues with correctly implimenting rpc.lockd?How can I take a filehandle and map it into a filename, with path, so I may open it and lock it on the server? Are

Re: Ok, that's it, enough is enough! (rpc.lockd)

1999-11-22 Thread Alfred Perlstein
On Mon, 22 Nov 1999, Ronald G. Minnich wrote: Actually I wrote a system call for opening a file given a file handle for freebsd a while back (oh, gee, has it really been 5 years ...), as part of mnfs i'll try to find it. You don't need to map it to a filename to make it go. i forgot to

Re: Ok, that's it, enough is enough! (rpc.lockd)

1999-11-22 Thread Alfred Perlstein
On Mon, 22 Nov 1999, David E. Cross wrote: Does NetBSD have a working rpc.lockd... that would make this much easier. at a glance at http://cvsweb.netbsd.org/... no. Linux may have one, a temporary GPL'd port would be interesting perhaps. -Alfred To Unsubscribe: send mail to [EMAIL

Re: Linux ioctl not implemented error

1999-12-01 Thread Alfred Perlstein
On Wed, 1 Dec 1999, Wilko Bulte wrote: As Gerard Roudier wrote ... On Tue, 30 Nov 1999, Wilko Bulte wrote: I get " LINUX: 'ioctl' fd=0, typ=0x53(S), num=0x13 not implemented " when attempting to configure a IDE cdrom under VMware (really coold BTW!! thanks for the port

Re: Linux ioctl not implemented error

1999-12-02 Thread Alfred Perlstein
by doing this convertion. Should this be put in for clarity? I'm not sure. Marcel? -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] Wintelcom systems administrator and programmer - http://www.wintelcom.net/ [[EMAIL PROTECTED]] To Unsubscribe: send mail to [EMAIL PROTECTED

vfs_bio questions/nfs cluster commit

1999-12-05 Thread Alfred Perlstein
I've been trying to workout mega-clusters for NFS, since afaik the vfs_cluster code will only do 64k chunks and we can benifit greatly by compacting ranges for commit RPCs. The problem, is that it seems that NFS has been having issues, doing large appends on my box (lptest 80 10

Re: vfs_bio questions/nfs cluster commit

1999-12-05 Thread Alfred Perlstein
oh, one more thing... (replying to myself) On Sun, 5 Dec 1999, Alfred Perlstein wrote: I've been trying to workout mega-clusters for NFS, since afaik the vfs_cluster code will only do 64k chunks and we can benifit greatly by compacting ranges for commit RPCs. My code seems to have

Re: Faster Malloc

1999-12-08 Thread Alfred Perlstein
On Wed, 8 Dec 1999, Kip Macy wrote: From: Rayson Ho [EMAIL PROTECTED] http://www.cs.utexas.edu/users/emery/hoard/ Only Linux,Solaris,IRIX,NT, and BeOS supported at this stage. Anyone wants to port it to FreeBSD? Sorry if everyone knows this already... On Wed, 8 Dec

Re: Getting a new MAP_ flag into mmap() prior to 4.x freeze

1999-12-08 Thread Alfred Perlstein
On Wed, 8 Dec 1999, Matthew Dillon wrote: I would like to add a new MAP_ flag to mmap() prior to the 4.x freeze. The purpose of the flag is to prevent the syncer from syncing the file underlying the map. The VM system will still page to the file as needed and, of course,

Re: technical info needed

1999-12-12 Thread Alfred Perlstein
On Sun, 12 Dec 1999, Julian Elischer wrote: On Mon, 13 Dec 1999, Chris Costello wrote: On Mon, Dec 13, 1999, Ilia Chipitsine wrote: Is it called once an year or 50 times a second ? Is there a way how can I determine it by myself ? Add a statement like

Re: Practical limit for number of TCP connections?

1999-12-18 Thread Alfred Perlstein
On Sat, 18 Dec 1999, Kevin Day wrote: The _clean_ way of doing it would be to write your multi-user server using threads, and to assign one thread to each connection. If you can do that, then the logic in the program becomes quite simple. Each thread just sits there, blocked on a call

Re: Reading the kernel sources

2000-01-12 Thread Alfred Perlstein
* Michael Lucas [EMAIL PROTECTED] [000112 14:35] wrote: I find myself in a contract where I sit for eight hours a day and wait for something to break. It pays obscenely well, so I'm putting up with the tedium. So, if I was to sit down and start reading /usr/src/sys, where's the logical

Re: ioctl(... TUNSLMODE ...)

2000-01-20 Thread Alfred Perlstein
it as an excercise to implement something in the manpages. -- -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hackers" in the body of the message

Re: kern/13644

2000-01-23 Thread Alfred Perlstein
be fixing the manpage shortly, you should contact other vendors. -- -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hackers" in the body of the message

Re: kern/13644

2000-01-24 Thread Alfred Perlstein
* Mikhail Teterin [EMAIL PROTECTED] [000124 12:35] wrote: David Schwartz once wrote: The man page is correct and the implementation is correct. Several people, said the man pages are broken: Bruce Evans on Dec 28: If timeout is a non-nil pointer, it

Re: kern/13644

2000-01-24 Thread Alfred Perlstein
if it's the only change. 'nil' doesn't cut it for me either. -- -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hackers" in the body of the message

Re: Performance issue with rfork() and single socketpairs versus multiple socketpairs.

2000-01-25 Thread Alfred Perlstein
* Matthew Dillon [EMAIL PROTECTED] [000125 11:51] wrote: :OK, so let's say I did spend some time implementing it in terms of semget() :and semop(). Would you be totally apalled if the performance turned out to :be about the same as using a single socketpair? Do you have a very strong

Re: aio_read crashing certain kernels.

2000-01-26 Thread Alfred Perlstein
* Scott Hess [EMAIL PROTECTED] [000126 10:08] wrote: Since nobody here seems to be able to figure it out... I wrote a program to play around with aio_read(), and it ran stellarly well on my FreeBSD3.4-release system using EIDE hard drives. But, when I tried to run it on a system using our

Re: how to catch a wildrunning pointer

2000-01-28 Thread Alfred Perlstein
* Thomas Klein [EMAIL PROTECTED] [000128 02:42] wrote: Hi My Problem: Within a kernel timeout routine I allocate memory and fill it with data. After a while I lock at this data again and realize that it it was modifyted (but not by me). How can I set a kernel mode watch point to that

downed IP addresses/redundancy

2000-01-28 Thread Alfred Perlstein
around with routing otherwise you can't talk to the machine who's IP you're holding for replacement. thanks, -- -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hackers" in the body of the message

Re: downed IP addresses/redundancy

2000-01-28 Thread Alfred Perlstein
* Jack Rusher [EMAIL PROTECTED] [000128 07:42] wrote: Alfred Perlstein wrote: Does anyone particularly like/hate this idea? Just wanted to share, and possibly get better suggestions. I usually do that like this: HostA - Address1, Alias1 HostB - Address2 ...where Host A and Host

Re: downed IP addresses/redundancy

2000-01-28 Thread Alfred Perlstein
* Jack Rusher [EMAIL PROTECTED] [000128 15:04] wrote: Alfred Perlstein wrote: You have multiple customers on two boxes, each customer gets 2 IP address and you lolad balance between the two. Ah! I see your difficulty. I was thinking about availability; you were thinking about load

Re: freebsd specific search?

2000-02-01 Thread Alfred Perlstein
* Dave McKay [EMAIL PROTECTED] [000201 13:54] wrote: As you may or may not be aware, google.com has a linux specific search engine at http://www.google.com/linux. I have expressed interest in possibly creating a freebsd specific search engine. I need support from the BSD community for this.

Re: porting linux app. Syscalls

2000-02-02 Thread Alfred Perlstein
* Marco van de Voort [EMAIL PROTECTED] [000202 20:02] wrote: I'm new to the list (and to BSD development in general), and I'm developper of the FreePascal project (www.freepascal.org) which is a bootstrapping compiler, completely written in Pascal. Currently I started preparations for a

(forw) Re: readdir_r thread safe?

2000-02-05 Thread Alfred Perlstein
greatly simplify the code and actually fix the readdir_r problem. -Alfred - Forwarded message from "Richard Seaman, Jr." [EMAIL PROTECTED] - Date: Mon, 29 Nov 1999 15:32:50 -0600 From: "Richard Seaman, Jr." [EMAIL PROTECTED] To: Alfred Perlstein [EMAIL PROTECTED]

Syncing a vector of fileoffsets and lengths?

2000-02-07 Thread Alfred Perlstein
according to the manpage. thanks, -- -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hackers" in the body of the message

Re: Syncing a vector of fileoffsets and lengths?

2000-02-07 Thread Alfred Perlstein
? There is no way to do this currently. :It seems that msync with MS_ASYNC would work (a bit kludgy), but :it's not implemented according to the manpage. : :thanks, :-- :-Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] The man page is wrong. It is implemented, but it doesn't

Re: Syncing a vector of fileoffsets and lengths?

2000-02-07 Thread Alfred Perlstein
* Wes Peters [EMAIL PROTECTED] [000207 15:02] wrote: Alfred Perlstein wrote: I asked this question because of a problem that Postgresql has, basically multiple processes will be updating a file, they may do scattered IO to multiple offsets into the file, at the end of a transaction

Re: pthread problem (long and difficult)

2000-02-09 Thread Alfred Perlstein
* Russ Pagenkopf [EMAIL PROTECTED] [000209 02:58] wrote: Hiya folks! You've become my last hope for resolving my problem. I'm attempting to install CommuniGatePro and I've got a problem no one has the answer to. I've posted these questions to -questions and the CGPro list with no luck

Re: Summary: FreeBSD, posix, pthread problems

2000-02-09 Thread Alfred Perlstein
: /usr/libexec/ld-elf.so.1: ./CGServer: Undefined symbol "pthread_attr_setscope" The Solution: Alfred Perlstein wrote: snip the symlinks are set properly for you to use the 3 version of the library (you may want to copy libc_r.so.4 over libc_r.so.3). So, chflags noschg

Re: Help me understand dlopen/dlsy

2000-02-14 Thread Alfred Perlstein
* Pradesh Chanderpaul [EMAIL PROTECTED] [000214 06:33] wrote: This message was sent from Geocrawler.com by "Pradesh Chanderpaul" [EMAIL PROTECTED] Be sure to reply to that address. Hello All I know that this question is more suited to the general questions mailing group, but I tried,

Re: kernel

2000-02-21 Thread Alfred Perlstein
* José Luís Faria [EMAIL PROTECTED] [000221 03:25] wrote: Hello I'm creating a litle update to a freebsd 3.4 kernel. My program is for account some data: number of packets by class, number of packets dropped by class, etc. Now I need to pass this values to another program wich in X-Window

Re: mprotect(2) won't make shared memory read-only

2000-02-28 Thread Alfred Perlstein
* Brooks Davis [EMAIL PROTECTED] [000228 13:23] wrote: On a -current system as of a week or two ago (as well as a 3.3-RC and a 2.2.8-STABLE box) I've found that mprotect fails with with EACCES when trying to make a shared memory segment that was created user read/write read-only. It works

Re: Sysinstall 'A'uto partitioning

2000-03-07 Thread Alfred Perlstein
* Luke Hollins [EMAIL PROTECTED] [000307 17:49] wrote: I was using sysinstall the other day and hit Auto defaults just to see what it suggested, and got this on a 20GB disk: wd0s1a/ 50MB UFS Y wd0s1bswap 651MB SWAP wd0s1e/var20MB UFS Y wd0s1f

Re: inner workings of the C compiler

2000-03-08 Thread Alfred Perlstein
* Oscar Bonilla [EMAIL PROTECTED] [000308 13:37] wrote: i'm working on the C library, and to make debuggin easy i've copied /usr/src/lib/libc to another directory and only build libc.a. i've also copied /usr/src/lib/csu/i386-elf to another directory and have enabled debug symbols on both

Re: Buffer Problems and hangs in 4.0-CURRENT..

2000-03-12 Thread Alfred Perlstein
o increase NMBCLUSTERS they've had other problems because the kernel's network buffers wired down all the machine's memory. Yes, increasing NMBLCUSTERS is a good thing, but without your configuration it's hard to say how much to increase it. -- -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL

Re: Buffer Problems and hangs in 4.0-CURRENT..

2000-03-12 Thread Alfred Perlstein
it. -- -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] Sorry, thought you were asking about the kernel configs, not the hardware configs. Here is my current running config via dmesg, as I think that covers it all.. Copyright (c) 1992-2000 The FreeBSD Project. ... real memory

Re: Buffer Problems and hangs in 4.0-CURRENT..

2000-03-12 Thread Alfred Perlstein
) in the future, they are definetly my favorite. -- -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] I'll let you know how things pan out, but I just did a cvsup to the current code as of today, and also changed the MAXUSERS to 256, and the NMBCLUSTERS to 20480

Re: Any interest in 3c905c driver for 2.2.8?

2000-03-10 Thread Alfred Perlstein
it avalable, I'll commit it to the 2.2.x branch if no one else does. thanks, -- -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]] To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hackers" in the body of the message

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