Hello, I notice some updated values are not always written to my rrdfile by rrdcached. The updates do however appear in in the rrdcached daemon journal:
Any idea what can be causing this behaviour or what I'm missing? E.g. the update of time 1384516800 is not present in the rrdfile. The updates before and after are: Journal Entries: rrd.journal.1384512944.188647:wrote /var/rrd/0/2/8/test.rrd rrd.journal.1384516544.283473:update /var/rrd/0/2/8/test.rrd 1384516440:3560054323:2684354508 rrd.journal.1384516544.283473:update /var/rrd/0/2/8/test.rrd 1384516800:3563798323:2684354508 rrd.journal.1384516544.283473:update /var/rrd/0/2/8/test.rrd 1384516860:3564422323:2684354508 rrd.journal.1384516544.283473:update /var/rrd/0/2/8/test.rrd 1384516920:3565046167:2684354508 rrd.journal.1384516544.283473:update /var/rrd/0/2/8/test.rrd 1384517040:3566294167:2684354560 rrd.journal.1384516544.283473:wrote /var/rrd/0/2/8/test.rrd rrdcached is started with: /opt/rrdtool-1.4.8/bin/rrdcached -j /var/rrd -b /var/rrd -w 900 -z 1 Version RRDtool 1.4.8 Copyright 1997-2013 by Tobias Oetiker <t...@oetiker.ch> Compiled Oct 29 2013 08:33:45 Output of '/opt/rrdtool-1.4.8/bin/rrdtool dump /var/rrd/0/2/8/test.rrd' <!-- 2013-11-15 12:48:00 CET / 1384516080 --> <row><v>3.5563190720e+09</v><v>2.6843545600e+09</v></row> <!-- 2013-11-15 12:49:00 CET / 1384516140 --> <row><v>NaN</v><v>NaN</v></row> <!-- 2013-11-15 12:50:00 CET / 1384516200 --> <row><v>NaN</v><v>NaN</v></row> <!-- 2013-11-15 12:51:00 CET / 1384516260 --> <row><v>NaN</v><v>NaN</v></row> <!-- 2013-11-15 12:52:00 CET / 1384516320 --> <row><v>NaN</v><v>NaN</v></row> <!-- 2013-11-15 12:53:00 CET / 1384516380 --> <row><v>NaN</v><v>NaN</v></row> <!-- 2013-11-15 12:54:00 CET / 1384516440 --> <row><v>3.5600543230e+09</v><v>2.6843545080e+09</v></row> <!-- 2013-11-15 12:55:00 CET / 1384516500 --> <row><v>NaN</v><v>NaN</v></row> <!-- 2013-11-15 12:56:00 CET / 1384516560 --> <row><v>NaN</v><v>NaN</v></row> <!-- 2013-11-15 12:57:00 CET / 1384516620 --> <row><v>NaN</v><v>NaN</v></row> <!-- 2013-11-15 12:58:00 CET / 1384516680 --> <row><v>NaN</v><v>NaN</v></row> <!-- 2013-11-15 12:59:00 CET / 1384516740 --> <row><v>NaN</v><v>NaN</v></row> <!-- 2013-11-15 13:00:00 CET / 1384516800 --> <row><v>NaN</v><v>NaN</v></row> <!-- 2013-11-15 13:01:00 CET / 1384516860 --> <row><v>3.5644223230e+09</v><v>2.6843545080e+09</v></row> <!-- 2013-11-15 13:02:00 CET / 1384516920 --> <row><v>3.5650461670e+09</v><v>2.6843545080e+09</v></row> <!-- 2013-11-15 13:03:00 CET / 1384516980 --> <row><v>NaN</v><v>NaN</v></row> <!-- 2013-11-15 13:04:00 CET / 1384517040 --> <row><v>NaN</v><v>NaN</v></row> <!-- 2013-11-15 13:05:00 CET / 1384517100 --> <row><v>3.5672366150e+09</v><v>2.6843545080e+09</v></row> <!-- 2013-11-15 13:06:00 CET / 1384517160 --> <row><v>3.5678605630e+09</v><v>2.6843545080e+09</v></row> <!-- 2013-11-15 13:07:00 CET / 1384517220 --> <row><v>3.5685118630e+09</v><v>2.6843545080e+09</v></row> <!-- 2013-11-15 13:08:00 CET / 1384517280 --> <row><v>3.5694754230e+09</v><v>2.6843545080e+09</v></row> <!-- 2013-11-15 13:09:00 CET / 1384517340 --> <row><v>3.5700986470e+09</v><v>2.6843544560e+09</v></row> The RDD file is created with perl: push @q_array, "/var/rrd/0/2/8/test.rrd"; push @q_array, "--step=60"; push @q_array, "--start=1352985960"; push @q_array, "DS:d_tbs:GAUGE:60:0:U"; push @q_array, "DS:u_tbs:GAUGE:60:0:U"; push @q_array, "RRA:LAST:0.99999:1:1000"; # 16 hours @ 1min push @q_array, "RRA:LAST:0.99999:60:1000"; # 41.6 days @ 1h push @q_array, "RRA:LAST:0.99999:1440:1000"; # 2.74 year @ 1d push @q_array, "RRA:MAX:0.99999:1:1000"; # 16 hours @ 1min push @q_array, "RRA:MAX:0.99999:60:1000"; # 41.6 days @ 1h push @q_array, "RRA:MAX:0.99999:1440:1000"; # 2.74 year @ 1d push @q_array, "RRA:MIN:0.99999:1:1000"; # 16 hours @ 1min push @q_array, "RRA:MIN:0.99999:60:1000"; # 41.6 days @ 1h push @q_array, "RRA:MIN:0.99999:1440:1000"; # 2.74 year @ 1d RRDs::create(@t_array); (no errors occur) Kind regards, Dirk _______________________________________________ rrd-users mailing list rrd-users@lists.oetiker.ch https://lists.oetiker.ch/cgi-bin/listinfo/rrd-users
