Am Sat, 14 Dec 2013 16:12:59 +0800 schrieb Ferne Quinlan <[email protected]>:
> I have the same problem. Any solutions? man bash(1) section ulimit. ulimit -Hn8192 -Sn4096 -Dieter > > > 2013/12/14 Todd Lyons <[email protected]> > > > On Tue, Dec 3, 2013 at 6:59 AM, Aaron Bennett <[email protected]> > > wrote: > > > Just to clarify – subject on original post was wrong – version is > > > 2.4.36. > > > > > > From: Aaron Bennett > > > Sent: Tuesday, December 3, 2013 9:58 AM > > > To: '[email protected]' > > > Subject: 2.4.26 : too many open files > > > > > > I just ran into this yesterday on CentOS 6 / OpenLdap 2.4.36, my > > > own > > build > > > against bdb 5.1.29 and OpenSSL. > > > > > > Dec 2 16:55:40 animal slapd[13735]: bdb(dc=clarku,dc=edu): > > > /var/lib/ldap/log.0000032796: log file unreadable: Too many open > > > files Dec 2 16:55:40 animal slapd[13735]: bdb(dc=clarku,dc=edu): > > > PANIC: Too > > many > > > open files > > > Is there anything I can do short of an automatic restart to > > > prevent that from cropping up again? I have an MMR via Syncrepl > > > setup with nothing > > too > > > complicated; can’t think of any reason offhand that slapd would > > > need to > > have > > > more than 1024 files open. > > > > I've bumped up against this too on our CentOS 5 mail servers. It > > seems there are various variables that can cause this limit to get > > hit. Google for "openldap too many open files" and you'll see > > several different cases for this (built with tcpwrappers, default > > ulimit soft and hard limits, etc). > > > > In my case, it was too many incoming TCP connections, not actually > > the number of open files on the filesystem. To fix it, I just added > > another ldap server: I made a third VM (another slave ldap server) > > and added it to the load balancer. If I ever start to bump up > > against it again, I'll make a fourth one (not likely, it's part of > > a declining system as customers request migration to the newer > > system). > > > > No doubt that's not the answer you are looking for, but it works for > > my simple case. > > ...Todd > > -- > > The total budget at all receivers for solving senders' problems is > > $0. If you want them to accept your mail and manage it the way you > > want, send it the way the spec says to. --John Levine > > > > -- Dieter Klünter | Systemberatung http://dkluenter.de GPG Key ID:DA147B05 53°37'09,95"N 10°08'02,42"E
