My guess is if the message goes away when WriteThreads is 1, then it is probably not entirely thread safe.
On Fri, Oct 30, 2015, 4:02 PM Richard Elling < [email protected]> wrote: > On Oct 30, 2015, at 12:06 PM, Giovanni Torres <[email protected]> > wrote: > > Looks like setting WriteThreads to 1 stops these messages; see > https://github.com/collectd/collectd/issues/987 > > > Seems like a race. I added nanosecond resolution to the timestamp and have > been collecting > data for a while. We're usually < 25 us off. I think we can add some > margin to the conditional > or at least stop spamming the log when this occurs. > > [2015-10-30 15:23:15] uc_update: Value too old: name = > zambezi/vminfo-all/gauge-freemem;value time = 1446218595.580 > (1446218595580220672); last cache update = 1446218595.580 > (1446218595580231936); > > Thoughts? > -- richard > > > On Thu, Oct 15, 2015 at 5:31 PM Andreas Schuldei <[email protected]> > wrote: > >> i read the FAQ "I get frequent errors that a “value is too old”. What's >> this about?" section. >> >> my collectd runs on my server, no network transmission of data, just >> local operation. only one collecd is running: >> >> root 18951 0.0 0.2 1752 1072 ? Ss 22:50 0:00 >> /usr/sbin/collectdmon -P /var/run/collectd.pid -- -C >> /etc/collectd/collectd.conf >> root 18952 1.5 5.5 130352 28732 ? Sl 22:50 0:08 collectd >> -C /etc/collectd/collectd.conf -f >> >> i get lots of those: >> >> Oct 15 23:01:49 david collectd[18952]: uc_update: Value too old: name = >> kessel0001.fritz.box/biosmart/gauge-Füllraumtür; value time = >> 1444942909.000; last cache update = 1444942909.000; >> >> where the "last cache update" increases every 10 sec by 10sec. :-) >> >> i restarted collectd to no avail. since this is an embedded system with >> limited disk space i disabled the syslog plugin in collectd.conf, to >> prevent syslog from exploding - not the right fix but a bad (temporary) >> one. >> >> collectd seems to work fine, the rrd files get updated and all. >> >> how can i fix this properly? >> _______________________________________________ >> collectd mailing list >> [email protected] >> http://mailman.verplant.org/listinfo/collectd >> > _______________________________________________ > collectd mailing list > [email protected] > http://mailman.verplant.org/listinfo/collectd > > >
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