{"id":5292,"date":"2017-08-24T19:53:53","date_gmt":"2017-08-24T16:53:53","guid":{"rendered":"http:\/\/skeletor.org.ua\/?p=5292"},"modified":"2021-09-10T18:01:34","modified_gmt":"2021-09-10T15:01:34","slug":"collectd-failed-to-parse-string-as-derive","status":"publish","type":"post","link":"https:\/\/skeletor.org.ua\/?p=5292","title":{"rendered":"[collectd] Failed to parse string as derive"},"content":{"rendered":"<p><code>parse_value: Failed to parse string as derive: \"\".<br \/>\ndb query utils: udb_result_submit: Parsing `' as derive failed.<\/code><\/p>\n<p>\u0414\u0430\u043d\u043d\u0430\u044f \u043e\u0448\u0438\u0431\u043a\u0430 \u043e\u0437\u043d\u0430\u0447\u0430\u0435\u0442, \u0447\u0442\u043e \u043d\u0435 \u043c\u043e\u0436\u0435\u0442 \u0440\u0430\u0441\u043f\u0430\u0440\u0441\u0438\u0442\u044c \u043f\u0443\u0441\u0442\u044b\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f. \u041f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u043c \u0432\u0441\u0435 \u0437\u0430\u043f\u0440\u043e\u0441\u044b, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043c\u043e\u0433\u0443\u0442 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0442\u044c <strong>null<\/strong> (\u0432 \u043c\u043e\u0451\u043c \u0441\u043b\u0443\u0447\u0430\u0435 \u044d\u0442\u043e \u0431\u044b\u043b\u0438 <strong>postgresql<\/strong>-\u0437\u0430\u043f\u0440\u043e\u0441\u044b \u0438\u0437 \u0444\u0430\u0439\u043b\u0430 <strong>\/usr\/share\/collectd\/postgresql_default.conf<\/strong>):<!--more--><\/p>\n<pre>postgres=&gt; SELECT sum(n_tup_ins) AS ins,sum(n_tup_upd) AS upd,sum(n_tup_del) AS del FROM pg_stat_user_tables;\n ins | upd | del\n-----+-----+-----\n     |     |\n(1 row)\n<\/pre>\n<p>\u041e\u0431\u043e\u0440\u0430\u0447\u0438\u0432\u0430\u0435\u043c \u0432\u0441\u0435 <strong>null&#8217;\u044b<\/strong> \u0432 <strong>COALESCE(0,&#8230;)<\/strong>:<\/p>\n<pre>postgres=&gt; SELECT COALESCE(0,sum(n_tup_ins)) AS ins,COALESCE(0,sum(n_tup_upd)) AS upd,COALESCE(0,sum(n_tup_del)) AS del FROM pg_stat_user_tables;\n ins | upd | del\n-----+-----+-----\n   0 |   0 |   0\n(1 row)\n<\/pre>\n<p>\u041f\u043e\u0441\u043b\u0435 \u044d\u0442\u043e\u0433\u043e \u0434\u0435\u043b\u0430\u0435\u043c \u044d\u0442\u043e \u0434\u043b\u044f \u0432\u0441\u0435\u0445 <strong>sum<\/strong> \u0432 \u0444\u0430\u0439\u043b\u0435: <strong>\/usr\/share\/collectd\/postgresql_default.conf<\/strong> (\u043d\u0435\u0441\u043c\u043e\u0442\u0440\u044f \u043d\u0430 \u0442\u043e, \u0447\u0442\u043e \u0442\u0430\u043c \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u043e \u043d\u0438\u0447\u0435\u0433\u043e \u043d\u0435 \u043f\u0440\u0430\u0432\u0438\u0442\u044c, \u043d\u043e \u043f\u0440\u0430\u0432\u043a\u0438 \u0432 <strong>collectd.conf<\/strong> \u043d\u0435 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u043b\u0438\u0441\u044c \u043f\u043e\u0447\u0435\u043c\u0443)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>parse_value: Failed to parse string as derive: &#8220;&#8221;. db query utils: udb_result_submit: Parsing `&#8217; as derive failed. \u0414\u0430\u043d\u043d\u0430\u044f \u043e\u0448\u0438\u0431\u043a\u0430 \u043e\u0437\u043d\u0430\u0447\u0430\u0435\u0442, \u0447\u0442\u043e \u043d\u0435 \u043c\u043e\u0436\u0435\u0442 \u0440\u0430\u0441\u043f\u0430\u0440\u0441\u0438\u0442\u044c \u043f\u0443\u0441\u0442\u044b\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f. \u041f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u043c \u0432\u0441\u0435 \u0437\u0430\u043f\u0440\u043e\u0441\u044b, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043c\u043e\u0433\u0443\u0442 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0442\u044c null (\u0432 \u043c\u043e\u0451\u043c \u0441\u043b\u0443\u0447\u0430\u0435 \u044d\u0442\u043e \u0431\u044b\u043b\u0438 postgresql-\u0437\u0430\u043f\u0440\u043e\u0441\u044b \u0438\u0437 \u0444\u0430\u0439\u043b\u0430 \/usr\/share\/collectd\/postgresql_default.conf):<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-5292","post","type-post","status-publish","format-standard","hentry","category-others"],"_links":{"self":[{"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/posts\/5292","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5292"}],"version-history":[{"count":2,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/posts\/5292\/revisions"}],"predecessor-version":[{"id":5773,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/posts\/5292\/revisions\/5773"}],"wp:attachment":[{"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5292"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5292"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}