On Sat, Dec 6, 2014 at 9:20 AM, Stuart Henderson <[email protected]> wrote:
> On 2014-12-02, sven falempin <[email protected]> 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
>
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