On 2014/12/07 15:57, sven falempin wrote:
> On Sat, Dec 6, 2014 at 9:20 AM, Stuart Henderson <s...@spacehopper.org> wrote:
> > On 2014-12-02, sven falempin <sven.falem...@gmail.com> wrote:
> >> Hello,
> >>
> >> I am more or less forced to test Squid.
> >> OpenBSD test.my.domain 5.6 GENERIC.MP#333 amd64
> >>
> >> I have two problems:
> >>
> >><<
> >> WARNING! Your cache is running out of filedescriptors
> >>>>
> >>
> >> And probably have to read more about ICAP
> >><<
> >> suspending ICAP service for too many failures
> >>>>
> >>
> >>
> >> My question is about the fds,
> >> i tried to add
> >>
> >> squid:\
> >> :openfiles-cur=4096:\
> >> :tc=daemon:
> >
> > Follow the instructions in the pkg-readme exactly and let me know if you
> > still have problems. If you want to make adjustments to limits etc then
> > do that after trying the suggested configuration.
> >
> > In your case you most likely have an invalid config, the openfiles-max
> > limit will probably be *lower* than your openfiles-cur. OpenBSD used to
> > accept this and use the higher limit, but a couple of releases ago this
> > was changed for posix compatibility. The example in the pkg-readme just
> > sets openfiles, overriding both -cur and -max.
> >
> >> into login.conf and did not forget to 'push' it
> >>
> >> # cap_mkdb /etc/login.conf
> >> # echo $?
> >> 0
> >
> > You only have to run cap_mkdb if you already have a login.conf.db file.
> > Most people do not use these and just use the plaintext file instead.
> >
>
> And it checks the non space friendly syntax :-)
>
> whith openfile
>
> squid:\
> :openfiles-cur=4096:\
> :openfiles=4096:\
> :tc=daemon:
>
> I do not have to do ulimit manually before but stop at 1025, I didn't
> call setrlimit
>
>
> root@unicornD # su -l -c squid -s /bin/sh root -c "perl /root/fds.pl"
> perl /roo"perl /root/fds.pl" <
>
> uid=515(_squid) gid=0(wheel) groups=0(wheel), 2(kmem), 3(sys), 4(tty),
> 5(operator), 20(staff), 31(guest)
>
> ksh: ulimit: Permission denied
>
> Error in tempfile() using template /tmp/XXXXXXXXXX: Could not create
> temp file /tmp/4vncHRQHUt: No locks available at /root/fds.pl line 20.
>
> Count:1025
>
>
> setrlimit change nothing :
>
>
> # cat /root/fds.pl
>
> #!/usr/bin/perl
>
> use warnings;
>
> use strict;
>
> use v5.10;
>
> use POSIX;
>
> use BSD::Resource;
>
> use File::Temp qw/tempfile/;
>
> if (defined $ARGV[0] and $ARGV[0] =~ /^\d+$/) {
>
> setuid ($ARGV[0]);
>
> } else {
>
> setuid ( 515 );
>
> }
>
> system('id');
>
> my $rc = setrlimit(RLIMIT_OPEN_MAX,4096,4096);
>
> say 'ok' if ($rc);
>
> my @fds = ();
>
> while (0xBAD) {
>
> my($fh, $filename) = tempfile();
>
> last unless $fh;
>
> push @fds, { fd=>$fh,n=>$filename};
>
> }
>
>
>
> END{
>
> say 'Count:'.($#fds+1);
>
> foreach my $fd (@fds) {
>
> close $fd->{fd};
>
> unlink $fd->{n};
>
> }
>
> }
>
>
>
> >> It looks like it has no effect. Is this the way to go ? have I to change a
> >> limit somewhere else ?
> >>
> >> Best regards,
> >> Sven
> >
>
>
>
> --
> ---------------------------------------------------------------------------------------------------------------------
> () ascii ribbon campaign - against html e-mail
> /\
I have no idea what you're trying to do here.
<sthen@wc2-pl7:~:669>$ tail -5 /etc/login.conf
squid:\
:datasize=infinity:\
:openfiles-max=10000:\
:openfiles-cur=6000:\
:tc=default:
<sthen@wc2-pl7:~:670>$ sudo -c squid sh -c "ulimit -a"
time(cpu-seconds) unlimited
file(blocks) unlimited
coredump(blocks) unlimited
data(kbytes) 33554432
stack(kbytes) 4096
lockedmem(kbytes) 2029690
memory(kbytes) 6087328
nofiles(descriptors) 6000
processes 128
