>>> Quanah Gibson-Mount <[email protected]> schrieb am 25.03.2019 um 19:56 in Nachricht <CF0FD0042D3D17C49C943E62@[192.168.1.39]>: > --On Monday, March 25, 2019 9:34 AM +0100 "Ángel L. Mateo" <[email protected]> > wrote: > >> * I have a farm with syncrepl running for years without any problem. This >> farm is running 2.4.43. Servers of this farm are named canis3x >> * I have a new farm with servers named canis41 and canis42 (with 2.4.47), >> where: >> ** canis41 is syncrepl with canis39 (to keep both farms synchronized) >> ** canis41 and canis42 has delta-syncrepl between them (my idea is to >> switch off canis3x farm and then left just this delta-syncrepl) >> >> The problem I'm having is with syncrepl between canis39 and canis41. > > None of your configurations set a keepalive. If you have any sort of load > balancer/switch in between, they will often cut idle connections, and > replication will stop until slapd is restarted. > > I recommend always defining a keepalive interval in the syncrepl stanza to > avoid these types of issues. > > keepalive=240:10:30 > > usually works well, unless the device is configured to close idle > connections at less than a 5 minute interval.
Hi! I don't understand that: Keepalive (as I know it) has nothing to do with idle connections, but only with dead connections. And what's the magic with 5 minutes? Regards, Ulrich > > --Quanah > > -- > > Quanah Gibson-Mount > Product Architect > Symas Corporation > Packaged, certified, and supported LDAP solutions powered by OpenLDAP: > <http://www.symas.com>
