<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class=""><div><blockquote type="cite" class=""><div class="">On Oct 30, 2015, at 12:06 PM, Giovanni Torres <<a href="mailto:giovanni.torres@gmail.com" class="">giovanni.torres@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class="">Looks like setting WriteThreads to 1 stops these messages; see <a href="https://github.com/collectd/collectd/issues/987" class="">https://github.com/collectd/collectd/issues/987</a><br class=""></div></div></blockquote><div><br class=""></div><div>Seems like a race. I added nanosecond resolution to the timestamp and have been collecting</div><div>data for a while. We're usually < 25 us off. I think we can add some margin to the conditional</div><div>or at least stop spamming the log when this occurs. </div><div><br class=""></div>[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);</div><div><br class=""></div><div>Thoughts?</div><div> -- richard</div><div><br class=""><blockquote type="cite" class=""><div class=""><br class=""><div class="gmail_quote"><div dir="ltr" class="">On Thu, Oct 15, 2015 at 5:31 PM Andreas Schuldei <<a href="mailto:andreas@schuldei.org" class="">andreas@schuldei.org</a>> wrote:<br class=""></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr" class="">i read the FAQ "I get frequent errors that a “value is too old”. What's this about?" section.<div class=""><br class=""></div><div class="">my collectd runs on my server, no network transmission of data, just local operation. only one collecd is running: </div><div class=""><br class=""></div><div class=""><div class="">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</div><div class="">root 18952 1.5 5.5 130352 28732 ? Sl 22:50 0:08 collectd -C /etc/collectd/collectd.conf -f</div></div><div class=""><br class=""></div><div class="">i get lots of those:</div><div class=""><br class=""></div><div class="">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;<br class=""></div><div class=""><br class=""></div><div class="">where the "last cache update" increases every 10 sec by 10sec. :-)</div><div class=""><br class=""></div><div class="">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. </div><div class=""><br class=""></div><div class="">collectd seems to work fine, the rrd files get updated and all. </div><div class=""><br class=""></div><div class="">how can i fix this properly?</div></div>
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