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Re: [leafnode-list] maxcrosspost < 5 ??
---------- Original Message -----------
From: Matthias Andree <matthias.andree@xxxxxx>
To: leafnode-list@xxxxxxxxxxxxxxxxxxxxxxxxxxxx
Sent: Sun, 27 Apr 2003 02:56:37 +0200
Subject: Re: [leafnode-list] maxcrosspost < 5 ??
> Mike Vanecek schrieb am 2003-04-26:
>
> > According to the config file it is dangerous to set maxcrosspost to less
than
> > 5. Would someone please explain why and the potential impact of doing so?
>
> Some people persistently crosspost to many groups (although someone
> should feed them some clue), and people posting followups usually reduce
> the crosspost to 1 or 2 or at least put a proper Followup-To: header,
> so what might happen is that you see replies, but not original posts.
>
> Given that leafnode doesn't fetch the article for each of the
> crossposted groups, but fetches and stores it once and then creates hard
> links for the crossposted groups (that take up neither inodes nor
> disk blocks, they only take room for the file name), this is not a problem.
> You get one download for the five groups altogether if the article is
> posted to five groups. You're not wasting modem/network bandwidth or
> disk space. The other mail I've just written already points to
> "create_all_links = 0" if you find crossposts to groups you haven't
> subscribed to annoying. Groups you haven't subscribed to can only
> carry articles that have also been crossposted to a group that has been
> subscribed to.
>
> Note though that "create_all_links = 0" is the default, so if you don't
> have a create_all_links line in your "config" file, there's nothing you
> need to do. Lines beginning with a "#" character don't count -- they
> are comments which are ignored by leafnode/fetchnews.
>
> > I was going to set it to zero to see if that would reduce the amount of
groups
> > not listed in interesting.groups.
>
> Groups get added to interesting.groups if the newsreader reads an
> article from a group. The group list is entirely separate of that, it's
> in /var/spool/news/leaf.node/groupinfo, but it doesn't affect which
> groups are being downloaded at "fetchnews time".
------- End of Original Message -------
Unfortunately, it is not working that way on my system.
Per your other message, I have made the create_all_links = 0 change.
Here is what it looks like:
[root@www root]# cd /var/spool/news
[root@www news]# d
total 160K
drwsr-xr-x 33 news news 4.0K Apr 23 15:12 ./
drwxr-xr-x 13 root root 4.0K Apr 21 14:38 ../
-rw-rw-r-- 1 news news 0 Apr 21 15:06 active.read
drwxrwxr-x 17 news news 4.0K Apr 26 12:12 alt/
drwxrwxr-x 3 news news 4.0K Apr 22 19:16 aus/
drwxrwxr-x 3 news news 4.0K Apr 22 18:20 balt/
drwxrwxr-x 3 news news 4.0K Apr 22 19:17 be/
-rwxr-xr-x 1 news news 373 Apr 21 14:28 chk_leaf_out*
drwxrwxr-x 14 news news 4.0K Apr 22 19:18 comp/
drwxrwxr-x 4 news news 4.0K Apr 23 00:12 de/
drwxrwxr-x 3 news news 4.0K Apr 22 17:31 dk/
drwxrwxr-x 2 news news 4.0K Apr 23 14:48 failed.postings/
drwxrwxr-x 3 news news 4.0K Apr 22 17:30 gnu/
drwxrwxr-x 3 news news 4.0K Apr 22 18:12 hamster/
drwxrwxr-x 2 news news 4.0K Apr 23 22:51 interesting.groups/
drwxr-xr-x 2 news news 4.0K Apr 28 09:12 leaf.node/
-rwxr-xr-x 1 news news 959 Apr 21 14:27 leafnode.daily.cron*
drwxrwxr-x 5 news news 4.0K Apr 22 18:16 linux/
drwxr-sr-x 1002 news news 12K Apr 23 14:48 message.id/
drwxrwxr-x 3 news news 4.0K Apr 22 17:30 microsoft/
drwxrwxr-x 4 news news 4.0K Apr 22 18:13 news/
drwxrwxr-x 3 news news 4.0K Apr 22 18:20 newscene/
drwxrwxr-x 4 news news 4.0K Apr 22 17:31 no/
drwxr-sr-x 2 news news 4.0K Apr 27 21:30 out.going/
drwxrwxr-x 7 news news 4.0K Apr 22 19:17 rec/
drwxrwxr-x 5 news news 4.0K Apr 22 19:17 redhat/
drwxrwxr-x 3 news news 4.0K Apr 22 18:14 sci/
drwxrwxr-x 3 news news 4.0K Apr 23 15:12 soc/
drwxrwxr-x 8 news news 16K Apr 28 09:12 spamcop/
drwxrwxr-x 4 news news 4.0K Apr 22 17:31 swnet/
drwxr-xr-x 2 news news 4.0K Apr 23 14:48 temp.files/
drwxrwxr-x 3 news news 4.0K Apr 22 18:17 thenet/
drwxrwxr-x 3 news news 4.0K Apr 22 18:13 tnn/
drwxrwxr-x 5 news news 4.0K Apr 24 12:12 uk/
drwxrwxr-x 3 news news 4.0K Apr 22 18:19 vmware/
drwxrwxr-x 3 news news 4.0K Apr 22 18:20 wpi/
[root@www news]# d interesting.groups
total 8.0K
drwxrwxr-x 2 news news 4.0K Apr 23 22:51 ./
drwsr-xr-x 33 news news 4.0K Apr 23 15:12 ../
-rw-rw-r-- 1 news news 0 Apr 28 09:12 alt.os.linux.redhat
-rw-rw-r-- 1 news news 0 Apr 28 09:12 comp.os.linux.redhat
-rw-rw-r-- 1 news news 0 Apr 28 09:12 comp.sys.handhelds
-rw-rw-r-- 1 news news 0 Apr 28 09:12 linux.redhat
-rw-rw-r-- 1 news news 0 Apr 28 09:12 linux.redhat.announce
-rw-rw-r-- 1 news news 0 Apr 28 09:12 linux.redhat.install
-rw-rw-r-- 1 news news 0 Apr 28 09:12 linux.redhat.list
-rw-rw-r-- 1 news news 0 Apr 28 09:12 linux.redhat.lists
-rw-rw-r-- 1 news news 0 Apr 28 09:12
microsoft.public.frontpage.extensions.unix
-rw-rw-r-- 1 news news 0 Apr 28 09:12
microsoft.public.frontpage.extensions.windowsnt
-rw-rw-r-- 1 news news 0 Apr 28 09:12 newscene.announce
-rw-rw-r-- 1 news news 0 Apr 28 09:12 newscene.anonymous
-rw-rw-r-- 1 news news 0 Apr 28 09:12 newscene.support
-rw-rw-r-- 1 news news 0 Apr 28 09:12 news.software.readers
-rw-rw-r-- 1 news news 0 Apr 28 09:12 rec.golf
-rw-rw-r-- 1 news news 0 Apr 28 09:12 rec.sport.golf
-rw-rw-r-- 1 news news 0 Apr 28 09:12 spamcop
-rw-rw-r-- 1 news news 0 Apr 28 09:12 spamcop.help
-rw-rw-r-- 1 news news 0 Apr 28 09:12 spamcop.mail
[root@www news]#
[root@www news]# d leaf.node
total 2.7M
drwxr-xr-x 2 news news 4.0K Apr 28 09:12 ./
drwsr-xr-x 33 news news 4.0K Apr 23 15:12 ../
-rw-rw-r-- 1 news news 2.7M Apr 28 09:12 groupinfo
-rw-rw-r-- 1 news news 428 Apr 28 09:12 news.spamcop.net
-rw-rw-r-- 1 news news 469 Apr 28 09:12 news-west.newscene.com
As an example of a group being pulled that is not in my interesting.groups:
[root@www news]# d be/comp
total 20K
drwxrwxr-x 2 news news 4.0K Apr 22 19:17 ./
drwxrwxr-x 3 news news 4.0K Apr 22 19:17 ../
-rw-rw-r-- 6 news news 1017 Apr 22 19:17 2
-rw-rw-r-- 6 news news 1.7K Apr 22 19:17 3
-rw-rw-r-- 6 news news 2.1K Apr 22 19:17 4
Notice that the message references a group which is being followed:
[root@www news]# less be/comp/2
Path: newscene.com!newscene!newscene!novia!novia!news-spur1.maxwell.syr.edu!
news.maxwell.syr.edu!newsfeed-east.nntpserver.com
!nntpserver.com!news.teranews.com!not-for-mail
Message-ID: <3e9337e85833720b99a68f00bb0dbc4d@xxxxxxxxxxxxxxxxx>
From: "lorabanks" <biqqsdap@xxxxxxxxxxxx>
Newsgroups:
rec.games.chess.computer,comp.os.linux.redhat,comp.os.linux.development.apps,b
e.comp,comp.text.xml
Subject: PC / Mac / Linux - Portable Universal Storage Device
Date: Thu, 17 Apr 2003 22:10:09 GMT
Lines: 9
X-Abuse-Report: abuse@xxxxxxxxxxxx
Sender: lorabanks <biqqsdap@xxxxxxxxxxxx>
X-Priority: 3
X-Library: Indy 9.00.10
X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4133.2400
X-MSMail-Priority: Normal
X-Newsreader: Microsoft Outlook Express 5.50.4133.2400
Xref: news.invalid.99computer rec.games.chess.computer:2
comp.os.linux.redhat:285 comp.os.linux.development.apps:9 be.comp:2
comp.text.xml:2
PC / Mac / Linux - Portable Universal Storage Device
2GB / 1GB - $699 / $334
&&&&)) http://www.ebestshoppers.com ((&&&
On my system, a crosspost in a followed group causes the other messages to be
pulled as well.
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