Re: Chrooted telnet support in 4.x???

2000-03-22 Thread Mr. K.

what would be even cooler is if we could jail() a user natively at
login.  I bet this patch could be easily modified to use jail() instead of
chroot().

On Wed, 22 Mar 2000, Poul-Henning Kamp wrote:

 In message 051001bf942c$87e3fa40$[EMAIL PROTECTED], "Alejandro Ramirez"
  writes:
 Hi,
 
 Will FreeBSD 4.x will be able to chroot telnet sessions natively???, or are
 there any plans to integrate this patches to the base system:
 
 Investigate the jail(8) facility in 4.x, it is *far* stronger than
 anything chroot(2) has to offer.
 
 --
 Poul-Henning Kamp FreeBSD coreteam member
 [EMAIL PROTECTED]   "Real hackers run -current on their laptop."
 FreeBSD -- It will take a long time before progress goes too far!
 
 
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Re: Please help spread the CVSup mirror load more evenly

2000-01-24 Thread Mr. K.

Why don't we use the download accelerator 
(http://www.lidan.com/) methodology and make simultaneous connections to
the top 4 sites as discovered by ping?  :)

On Mon, 24 Jan 2000, Brad Knowles wrote:

 At 5:23 PM -0800 2000/1/21, Rodney W. Grimes wrote:
 
   You don't even need to modify the protocol.  Just write a small
   tcp program that times the 3 way handshake on open to all the
   servers, take the one with the sortest time and spit that out
   for the user to stuff in his cvsupfile.
 
   Ahh, yes.  But, the latency between the "master" server and the 
 "slave" servers does not necessarily equal the latency between the 
 cvsup client and the master or slave servers, and you want to be able 
 to make intelligent choices based on more than *just* the network 
 latency between the cvsup client and the servers -- if one is very 
 close, but that one happens to be cvsup1 and is overloaded most of 
 the time, then you want to be able to choose other servers that might 
 not be quite so close, but which are much more lightly loaded.
 
 
   Small numbers of "test" data packets tell you very little about 
 what the overall network performance is going to be like between any 
 two sites -- you may have lots of highly bursty traffic on one route 
 and a slightly higher latency but much more consistent level of 
 traffic on another route.
 
   You may have small packets flying through a particular network, 
 but when you go to actually transfer any data, you find that you get 
 huge percentages of drops on large packets.
 
   You may have a very lightly loaded 64KB line between you and your 
 first choice which shows up fantastically well on the "test" (both 
 low latency and low quantity of drops), but which starts to suck huge 
 boulders when it comes to actually transferring data.
 
 
   There are a lot of factors to be considered, and it seems to me 
 that the best thing is to have some more intelligence in the client, 
 so that it can do at least a first approximation as to network 
 latency and available bandwidth between it and the various servers, 
 and then this could be augmented by additional information that could 
 be provided by cooperating servers that feed each other information 
 about the status of the overall network from their perspective, 
 etc
 
 -- 
These are my opinions and should not be taken as official Skynet policy
   _
 |o| Brad Knowles, [EMAIL PROTECTED] Belgacom Skynet NV/SA |o|
 |o| Systems Architect, Mail/News/FTP/Proxy Admin  Rue Col. Bourg, 124   |o|
 |o| Phone/Fax: +32-2-706.13.11/726.93.11  B-1140 Brussels   |o|
 |o| http://www.skynet.be  Belgium   |o|
 \/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/
  Unix is like a wigwam -- no Gates, no Windows, and an Apache inside.
   Unix is very user-friendly.  It's just picky who its friends are.
 
 
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lint not working on -current?

2000-01-13 Thread Mr. K.

First of all, forgive me for being stupid, if that's what it turns out it
was, but I can't seem to get lint to work on -current (though it works
fine on -stable).

 lint -V pvselect.c
pvselect.c:
/usr/libexec/cpp -lang-c -undef -$ -C -Wcomment -D__FreeBSD__=4 -Dlint
-D__lint -D__lint__ -D__unix -D__unix__ -D__i386 -D__i386__ -Wtraditional
-Di386 pvselect.c /tmp/lint0.UT6044 
cpp: Invalid option `-undef'
 uname -a
FreeBSD [censored].com 4.0-2110-CURRENT FreeBSD
4.0-2110-CURRENT #0: Mon Jan 10 14:09:46 GMT 2000
[EMAIL PROTECTED]:/usr/src/sys/compile/GENERIC  i386



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process hung in ttywri

2000-01-13 Thread Mr. K.

I figured out how to reproduce the ttywri hang at will (I'm sure there
are other ways, but this works for me 100%):

1) using SecureCRT and ssh2, ssh into your machine
2) run "find /"
3) click your mouse in the window and hold down.  the scrolling will stop.
hold this down for a few seconds.
4) let go of the mouse button, the buffer will flush and then the process
will hang in ttywri:
 2847 anthony4   0   936K   620K ttywri   0:00  0.00%  0.00% find

Since I can reproduce this at will, on both stable and current, if anyone
wants me to reproduce it and give the results of something, let me know.



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Re: Anonymity, was: load spike strangeness

2000-01-10 Thread Mr. K.

On Sun, 9 Jan 2000, Leif Neland wrote:

 While I do not agree with your idea of need of anonymity, I respect
your need for it.
 
 Could you not, instead of using the handle "FreeBSD", which sortof
already is taken :-), just assume a human name? The use of an obviously
not human name makes it uncomfortable to communicate with you.
 
 If you would call you John Smith, or Thomas Jefferson if you want, you
could much more easily hide your (hideous?) precence in the lists. Please? 
 
Yeah, like Mr. K. :)

 Leif
K



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