Collectd Curl

Collectd contains an infinite loop due to how the parse_packet() and parse_part_sign_sha256() functions interact. org" Host "provider. Introducing InfluxDB 2. In a "get pretty graphs" mood, I'm looking at what can be done regarding OpenBSD monitoring using the CollectD collector and Grafana dashboard renderer. 3 Downloading the Oracle Linux Yum Server Repository Files The Oracle Linux yum server provides a direct mapping of all of the Unbreakable Linux Network (ULN) channels that are available to the public without any specific support agreement. Recently I set up collectd, graphite and grafana to gather and visualize statistics for the home network. port = 25826; Make sure InfluxDB listens to the same port upon which CollectD is sending (see CollectD configuration above). Those statistics can then be used to find current performance bottlenecks (i. 4 版本以前只能通过 influxdb-collectd-proxy 这样的第三方程序来连接 collectd 和 InfluxDB. ; How much does it cost to use Metrics?. The datasets I’m going to use are OS metrics (CPU, Disk, etc) and the DMS metrics from OBIEE, both of which are collected using the support for a. Red Hat Security Advisory 2018-1605-01 - Red Hat OpenStack Platform Operational Tools provides the facilities for monitoring a private or public Red Hat OpenStack Platform cloud. Redis is an open source advanced key-value store. collectd bug fix and enhancement update. For more, see Get metrics in from collectd in the Metrics manual. manifest: 2627. 9 KB: Sat Aug 24 14. Metrics Overview. Subject changed from Add the write_http plugin for collectd to Add CURL support to collectd Status changed from Done to Passed Testing Target version changed from 11. 1 Environment1. Unlike other monitoring stacks, like Graphite, Prometheus pull metrics from servers by scraping metrics endpoints exposed on each servers. Collectd cURL-JSON configuration for Logstashs Monitoring API - collectd_curl-json_logstash. After you install the Monitoring agent and. py Dateien bündelt, die mit execfile auf py2exe gestartet werden?. For Debian 7 "Wheezy", this issue has been fixed in collectd version 5. for example for file named memory-used. File Name ↓ File Size ↓ Date ↓ ; Parent directory/--collectd-5. Need access to an account? If your company has an existing Red Hat account, your organization administrator can grant you access. We use cookies for various purposes including analytics. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy. collectd → 5. rpm for CentOS 7 from EPEL repository. We need to explicitly instruct Docker to map 8096 to UDP so that collectd can communicate with the collectdb listener. Define a Monitoring metric descriptor. We’ve seen calling curl inside our networked docker container. ; How much does it cost to use Metrics?. curl is the de facto command line tool that is available across most OSs. Redis is an open source advanced key-value store. Collectd Setup. Please see there for a detailed description. 0 System: RHEL 5. We have a problem with a tool (collectd) working with libcurl that is crashing only whem doing multiple HTTPS queries over apache+ssl. After a recent spate of eventstore flakiness, I'd like to add some monitoring to our eventstore cluster. Note: The following examples use curl, a command line tool that transfers data using URLs. Dateien Dateien anzeigen Datenschutz – Impressum – Impressum. 2 KB: Sat Aug 24 09. collectd is a Unix daemon that collects, transfers and stores performance data of computers and network equipment. Collectd contains an infinite loop due to how the parse_packet() and parse_part_sign_sha256() functions interact. Download our user agents database. Collectd curl_json plugin for AMZN Linux. 221 and it is a. An update for collectd is now available for RHEV 4. And we have to install CollectD version 5. database = "collectd_db"; InfluxDB will write CollectD metrics into the "collectd_db" database. java gmond hddtemp interface ipmi iptables ipvs irq java libvirt load logfile lpar madwifi match empty counter match hashed match regex match timediff match value mbmon md memcachec memcached memory modbus. x?) and newer you probably have to look in the log of the collectd, as thresholding is done immediately when the data is collected by collectd. Please see there for a detailed description. - dbi Executes SQL statements on various databases and interprets the returned data. It pulls every line of input into a new slot in an array for us - and since we can control the delimiter between values with curl, it's perfect for parsing the output. Collectd uses UDP to communicate the data it is collecting. VPS 10,000’ view and lower of VPS Security. database = “collectd_db”; InfluxDB will write CollectD metrics into the “collectd_db” database. Type/Severity. Log message: Update to collectd 5. Therefore a plug-in offering to fetch JSON documents via HTTP is the perfect match as an integration interface:. Need access to an account? If your company has an existing Red Hat account, your organization administrator can grant you access. 我感觉没什么意义, 如果你设置每5秒采集一次CPU负荷, 它的用途是知道CPU的负载趋势. And we have to install CollectD version 5. 1: Release: 1. The system status data passes through a locally installed collectd agent. A more generic source of information is the file README that's included in the source tarball. I monitor 6 systems with collectd in my small home-setup. This plugin embeds a Lua interpreter into collectd and provides an interface to collectd's plugin system. Download collectd-curl_json-5. Note: Repeat this steps concerning time synchronizing on all the feature Collectd client. However one thing that was observed is that with regular collectd rpm it doesn't work. Build log for collectd (5. The purpose to use collectd-curl is for gathering two metrics, the site is up or down (http code) and the response time. collectd → 5. http://habrahabr. Please see there for a detailed description. If an instance of collectd is configured with "SecurityLevel None" and with empty "AuthFile" options an attacker can send crafted UDP packets that trigger the infinite loop, causing a denial of service. Except where otherwise noted, content on this wiki is licensed under the following license: CC Attribution-Share Alike 4. to enable it:. Direcory for vendor CentOS Display 3081 - 3120 hits of 64210. manifest: 2627. For more, see Get metrics in from collectd in the Metrics manual. Incoming collectd metrics. 2-current provides InfluxDB and Grafana packages. collectd is a small C-language daemon, which reads various system metrics periodically and updates RRD files. It replaces both Capsd (as of OpenNMS 1. Each XPath block specifies how to get one type of information. For more information on the collectd curl_json plugin used to monitor RabbitMQ, see Plugin:cURL-JSON. Type/Severity. The last thing that needs mentioning is the kill switch. > Communication with a device (solar panel control & monitor) which uses > digest authentication works only the 1st query (queries are made once. I found myself in the same situation and couldn't find pointers to recent 5. And we have to install CollectD version 5. rpm for CentOS 7 from PUIAS Unsupported repository. For more, see Get metrics in from collectd in the Metrics manual. Collectd Setup. Creating backup :-----1) mysqldump -u root -p [database name] field > database name. Description. This tutorial will focus on how you can enable the networking plugin for Collectd daemon in order to act as a central monitoring server for other Collectd clients installed on various servers over you network. Now you may check if InfluxDB is working fine by connecting to web admin panel, by standard on port 8083. It is available on Linux/Unix/Mac OSs and available as a download on other OSs–including Windows–from the curl website. The statistics gathered include: CPU and memory usage, network interface traffic, and system temperatures (using lm-sensors). Most modern non mail notifications systems have a documented API, where you can send text using curl payloads with a secret TOKEN. InfluxDB is a time series database designed to handle high write and query loads. Run Microsoft Office with Wine on macOS1 Run Microsoft Office with Wine on macOS1. In some cases, it would be preferable to store multiple data points for a source rather than "key:value". We recommend that you upgrade your collectd packages. x?) and newer you probably have to look in the log of the collectd, as thresholding is done immediately when the data is collected by collectd. almost 4 years curl_json key format is not flexible enough and should have escaping almost 4 years collectd doesn't handle config files with white spaces almost 4 years Download: RPM Packages includes broken link. Wikis apply the wisdom of crowds to generating information for users interested in a particular subject. Learn the basics of curl with the HTTP Scripting Guide. InfluxDB是时序数据库, 主要用途就是聚合查询. rpm: 2017-12-05 12:29 : 604K : collectd-5. In this post I’m going to show how to integrate collectd (the system statistics collection daemon) with Elasticsearch (distributed, RESTful search and analytics engine) using Logstash (an open source, server-side data processing pipeline) and visualize in Kibana (Elasticsearch visualization tool) and demonstrate some of its use cases in OpenStack (a set of software tools for. 0-r2 Description. Extending SOLR to improve your users experience 08 Jun 2015. Since arangodb reports the replication status in JSON, integrating it with the collectd curl_JSON plugin should be an easy exercise. com provides a central repository where the community can come together to discover and share dashboards. I've implemented curl_jason plugin to recolect and send LoadBalancer metrics to my RabbitMQ to be graphed in Graphite. Collectd uses this port to write metrics to OpenTSDB. Our example shows the --data-binary parameter from curl, which we will use in all examples on this page. 1 (used within collectd). (it gathers statistics data from apache mod_status and sends to a database backend). Client libraries, data collectors, integrations to third parties. Oracle Linux with Oracle enterprise-class support is the best Linux operating system (OS) for your enterprise computing needs. This tutorial is tested on Debian 6, Debian 7, Ubuntu 10. For more information on the collectd curl_json plugin used to monitor RabbitMQ, see Plugin:cURL-JSON. 2M : Canna-devel-3. conf - Configuration for the system statistics collection daemon collectd Plugin "curl_json" The curl_json plugin notification-daemon is required and. 3 Step 2: Install wine1. Package details. In this article we will explain how to install docker-machine on Centos/Linux machine. Define a Monitoring metric descriptor. If you want to have access to yum repository first please login or register. collectd is a Unix daemon that collects, transfers and stores performance data of computers and network equipment. Collectd was linked with curl-7. (it gathers statistics data from apache mod_status and sends to a database backend). american fuzzy lop (2. A example could be polling the php-fpm status page, where a config example might look like: LoadPlugin curl_json. 3-r0: Description: The multiprotocol file transfer library. # Config file for collectd(1). I would like to delete all the collectd monitoring data for an invalid host. 04 and Ubuntu 12. Clone via HTTPS Clone with Git or checkout with SVN using the repository's web address. Download collectd-curl_json-5. Monitoring HTTP server response time with collectd and a bit of bash. 0-3) on armhf. Except where otherwise noted, content on this wiki is licensed under the following license: CC Attribution-Share Alike 4. rpm: 2017-06-27 07:12 : 603K : collectd-5. collectd is a small C-language daemon, which reads various system metrics periodically and updates RRD files (creating them if necessary). d/collectd /lib/systemd/system/collectd. Analytics for Linux helps you quickly and easily analyse system and application performance metrics in Splunk. The InfluxDB Query Language (InfluxQL) syntax is a SQL-like query language tailored for querying ranges of time. This is a default plugin for collectd with a configuration that gathers Riak KV metrics and sends them to SignalFx. Collectd's curl_json plugin requires libyajl, a fast JSON parser library. This plugin embeds a Lua interpreter into collectd and provides an interface to collectd's plugin system. In this article I’m going to look at collecting time-series metrics into the InfluxDB database and visualising them in snazzy Grafana dashboards. # # Some plugins need additional configuration and are disabled by default. 16_2-- 0verkill is a bloody 2D action Deathmatch-like game in ASCII-art. Those statistics can be used to monitor systems, find performance bottlenecks (i. 2018-JAN-11 FSL version 7. I’ve verified the data exists in Graphite. 2 KB: Sat Aug 24 09:44:36 2019: Packages. 2-current provides InfluxDB and Grafana packages. By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. Creating backup :-----1) mysqldump -u root -p [database name] field > database name. httpstat Curl Statistics Tool. For more, see Get metrics in from collectd in the Metrics manual. ## Known Temperature sensors: total0, total1, inst, imax, pci3, c2x3, c2x4, vccp, vddg, vddq # Power total1 # IgnoreSelectedPower true # # # This tag support an argument if you want to # monitor the local instance just use # If you prefer defining another instance you can do # so by using # # CollectBackend true # CollectBan false # Varnish 3. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. # Please read collectd. To run some of the following commands, you must log in to an account with permissions to use sudo for root access. I've implemented curl_jason plugin to recolect and send LoadBalancer metrics to my RabbitMQ to be graphed in Graphite. Package: libcurl: Version: 7. d/collectd /lib/systemd/system/collectd. g for performance test, stress test). How do I make a post request using the curl plugin? I see no option where I can specify the post data, or the type of request. Join GitHub today. The cURL-XML plugin reads files using libcurl and parses it as Extensible Markup Language (XML). I have verified that by set output to stdout{} option. But we also need to monitor your testing environment (e. conf(5) List of Plugins The cURL-JSON plugin queries JavaScript Object Notation ( JSON ) data using the cURL library and parses it according to the user's configuration using Yet Another JSON Library (YAJL). By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. This list includes filter like output plugins. Any SQL request that generate numbers can be used to produce new metrics. Otkriveni nedostatak potencijalnim napadačima omogućuje rušenje servisa. This includes a bunch of Raspberry Pi systems which I use for monitoring. You can validate the container is running by issuing the command: docker ps Accessing Grafana and InfluxDB. Collectd Clients on Raspberry Pi The collectd config for the clients is basicly the same as with the server only one line difference; instead of listening ; you punch in a server. The string argument must be a valid XPath. Dateien Dateien anzeigen Datenschutz – Impressum – Impressum. New version launches will be announced here. Be default collectd connects to localhost (127. The domain collectd. Collectd generates/gathers the stats (System/Services), but we need to put it somewhere for grafana to use it. md file for their CI repository contains instructions on how to use the packages on RHEL/CentOS and Debian/Ubuntu. Resulting graph looks like this after letting collectd run for a few minutes: The good documentation and nice set of features were what convinced me to try collectd. 0: How to get metrics in from collectd 3 Answers. Nazaudy, a notebook of things by Manuel Muñoz Soria. In my case, the agent machine also uses Ubuntu 14. These options behave exactly equivalent to the appropriate options of the cURL and cURL-JSON plugins. Since the daemon doesn't need to startup every time it wants to update the files it's very fast and easy on the system. Here is a strace output during collectd crash:. (inside temperature too cold, risk of pipes freezing, etc) This works, and works well, but recently I've been doing a bunch of work with Graphite and Collectd as part of a monitoring system at work. 5, you need a collectd curl_json plugin with correct boolean type mapping. Collectd is hella easy to configure, start collecting stats in seconds. # Please read collectd. Then I remembered coming across this awesome post a while back where the writer uses the collectd cURL plugin to read both CPU temps and connected 1-Wire sensors. Collectd is a low level system writen in C that is very low consumption. How to make a POST request using the Collectd curl plugin? How do I make a post request using the curl plugin? I see no option where I can specify the post data, or the type of request. For more information on the collectd curl_json plugin used to monitor CouchDB, see Plugin:cURL-JSON. Each XPath block specifies how to get one type of information. Add the following configuration to your collectd. jrb inside. fritzcollectd - A collectd plugin to monitor FRITZ!Box routers 23 August 2014 Comments. So most common case would be to use MESSAGE_FILE variable only in your script. I have not found which is "simple configuration". The purpose to use collectd-curl is for gathering two metrics, the site is up or down (http code) and the response time. database = “collectd_db”; InfluxDB will write CollectD metrics into the “collectd_db” database. collectd-curl_xml-debuginfo 5. It is meant to be used as back end store for a number of use cases involving large amounts of time series data, including DevOps monitoring, application metrics, IoT sensor data, and real-time analytics. Build the perl language binding plugin (embeds a Perl interpreter into collectd for writing plugins) collectd_plugins_rrdcached: Build the rrdcached input/output plugin (connects to rrdcached and submits updates for RRD files) collectd_plugins_syslog: Build the syslog output plugin (receives messages from collectd and dispatches them to syslog). You can validate the container is running by issuing the command: docker ps Accessing Grafana and InfluxDB. Red Hat Security Advisory 2018-1605-01 Posted May 17, 2018 Authored by Red Hat | Site access. ハワイアンジュエリー ネックレス アイオライト ペンダント プチネックレス ピンクゴールドk18 マイレ ミル打ちデザイン チェーン 人気 18金 贈り物 誕生日プレゼント ギフト ファッション!若者の大愛商品,調理機器・業務用厨房器具は今季一番売れ筋商品です!. Monitoring UrbanCode Deployments with Docker, Graphite, Grafana, collectd and Chef! (Part 1) Monitoring an UrbanCode Deploy server (sometimes more in HA setups) and it's agents requires keeping track of resource utilization multiple environments, the UrbanCode deployment server(s) itself and the linkages between (ie. Parent Directory - collectd-5. Using any encoding method other than --data-binary will likely lead to issues; -d , --data-urlencode , and --data-ascii may strip out newlines or introduce new, unintended formatting. At the first, we have to install CollectD in the agent machine. This is a default plugin for collectd with a configuration that gathers Riak KV metrics and sends them to SignalFx. I installed collectd using sudo apt-get install collectd on my ubuntu 12. File Name File Size Date; Packages: 2025. Collectd uses UDP to communicate the data it is collecting. DESCRIPTION 🔗. How do I make a post request using the curl plugin? I see no option where I can specify the post data, or the type of request. - df Mountpoint usage (Basically the values `df(1)' delivers) - disk Disk utilization: Sectors read/written, number of read/write actions, average time an IO-operation took to. I've tested it with my poudriere - there is no errors. collectd is a small C-language daemon, which reads various system metrics periodically and updates RRD files (creating them if necessary). Version of collectd: 5. Need access to an account? If your company has an existing Red Hat account, your organization administrator can grant you access. Nodes running ZooKeeper services. This API basically returns the output of running the bin/logstash-plugin list --verbose command. rpm: 25-Jan-2017 10:59 : 1. (it gathers statistics data from apache mod_status and sends to a database backend). Check out the Getting Started guide. File Name File Size Date; Packages: 2025. Skip to content. Provided by Alexa ranking, collectd. You can start using Rackspace Metrics by changing only a few lines of the configuration in your existing metrics collection system. Is it even possible with the plugin, or is there an alternative plugi. el7: Epoch: Summary: Statistics collection daemon for filling RRD files: Description: collectd is a. 6 KiB: 2017-Jun-27 07:12: collectd-5. The system statistics collection daemon. Tried to setup collectd to push my network related stuff to Logstash/Elasticsearch and Kibana. Collectd Monitoring Plugin Due to some unfortunate JSON-parsing strangeness in the Collectd cURL-JSON plugin, we are unable to use it as a simple way to gather these metrics and parse them. 0-r2 Description. New version launches will be announced here. InfluxDB 现在自带一个 collectd 插件来获取 collectd 客户端发来的数据,以前可没这么方便哦,0. It is made up of the following components: Telegraf collects time-series data from a. Introduction. i have it sleep half a minute and do it's thing again. The system statistics collection daemon. New - CloudWatch Plugin for collectd You have had the power to store your own business, application, and system metrics in Amazon CloudWatch for quite some time (see New - Custom Metrics for Amazon CloudWatch to learn more). In case of scaleable server monitoring in combination with Grafana and InfluxDB, one could choose software like collectd or statsd AUR. So in this post, I will show you how to monitor server with CollectD, InfluxDB and Grafana. This cookbook introduce accumulator pattern for managing plugins. collectd segfault in curl_json against fpm's status page - plugin. Learn the basics of curl with the HTTP Scripting Guide. If you are a new customer, register now for access to product evaluations and purchasing capabilities. The domain collectd. Following state diagram gives an idea on how the sensor values are picked. The cURL library is best known to read web pages via HTTP, but a lot more protocol handlers are available, so reading via SSH or from FTP is available as well as local access via file://. It’s even easier since CollectD now embeds a StatsD implementation. This can be used to query statistics information from a CouchDB instance, for example. The collectd package in the EPEL 6 repository package is out of date. 3-r0: Description: The multiprotocol file transfer library. collectd segfault in curl_json against fpm's status page - plugin. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. This can be used to query statistics information from a CouchDB instance, for example. I have to rename it from collectd to collectd-lib because I want to publish it to supermarket. collectd forum and mailing list archive. All of these go through one of InfluxDB's input plugins, which are documented below. curl-debug: Description: An URL retrieval utility and library, with libressl support: Upstream URL: collectd (optional) deadbeef (optional) diatheke-tui (optional). krywenko/openwrt-collectd-2-influxdb. From Basho site:. rpm for CentOS 7 from EPEL repository. org, a friendly and active Linux Community. Collectd cURL-JSON configuration for Logstashs Monitoring API - collectd_curl-json_logstash. rpm: 25-Jan-2017 10:59 : 6. If someone is interested in testing/trying the plugin, do the following: - apply the attached patch on the 4. tazpkg: 2019-May-03 11:17:19. Red Hat Security Advisory 2018-1605-01 - Red Hat OpenStack Platform Operational Tools provides the facilities for monitoring a private or public Red Hat OpenStack Platform cloud. 4 Step 3: Install Microsoft Office1. g for performance test, stress test). And we have to install CollectD version 5. HTTP API Reference. rpm for CentOS 7 from EPEL repository. the operating system, applications, logfiles and external devices, and stores this information or makes it available over the network. Begin by refreshing your package cache by running. 9 KB: Sat Aug 24 14. Learn the basics of curl with the HTTP Scripting Guide. collectd-curl_xml-debuginfo 5. An update for collectd is now available for RHV 4. Except where otherwise noted, content on this wiki is licensed under the following license: CC Attribution-Share Alike 4. collectd is a small C-language daemon, which reads various system metrics periodically and updates RRD files. In this post I'm going to show how to integrate collectd (the system statistics collection daemon) with Elasticsearch (distributed, RESTful search and analytics engine) using Logstash (an open source, server-side data processing pipeline) and visualize in Kibana (Elasticsearch visualization tool) and demonstrate some of its use cases in OpenStack (a set of software tools for. All gists Back to GitHub. If you want a easy web interface to the graphs there is a collectd-web package there but, that package, is actually the collection3 frontend. Introduction. With revision r32176, the CPU load is higher than 1 when I am monitoring the wlan. How to make a POST request using the Collectd curl plugin? How do I make a post request using the curl plugin? I see no option where I can specify the post data, or the type of request. Nazaudy, a notebook of things by Manuel Muñoz Soria. Shell-Init-Problem beim Klick auf Tab, was ist los mit getcwd? Wie funktioniert das Berühren von tmp / restart. collectd can be configured to stream data into ATSD via TCP or UDP protocol using the write_atsd plugin. There are many ways to write data into InfluxDB. Generate stackdriver/collectd config file for all queues on localhost - generate_rabbitmq_config. Skip to content. 0 International CC Attribution-Share Alike 4. Plugin mbmon. Search ports for: Network management utilities. Oracle Linux with Oracle enterprise-class support is the best Linux operating system (OS) for your enterprise computing needs. InfluxDB 现在自带一个 collectd 插件来获取 collectd 客户端发来的数据,以前可没这么方便哦,0. It looks like the Collectd community is working towards a solution - but it still looks like a bandaid attempting to work around the fact that Collectd's core has no concept of tags:. el7: Epoch: Summary: Statistics collection daemon for filling RRD files: Description: collectd is a. This API basically returns the output of running the bin/logstash-plugin list --verbose command. Documentation collectd 's documentation consists primarily of the manpages that come with the daemon, accompanied with some special documents on certain aspects. At the first, we have to install CollectD in the agent machine. I'm using collectd curl_json plugin which can look into json format for key => value pair. Package details. Package details. 0/src - run autconf to generate new configure script containing changes to build curl_xml plugin - build and install collectd (make && make install) Do let me know if anyone. CentOS Atomic Host is a lean operating system designed to run Docker containers, built from standard CentOS 7 RPMs, and tracking the component versions included in Red Hat Enterprise Linux Atomic Host. 0: How to get metrics in from collectd 3 Answers. Unlike other monitoring stacks, like Graphite, Prometheus pull metrics from servers by scraping metrics endpoints exposed on each servers. 2 Step 1: Install brew1. 1), port 411/tcp. Collectd's curl_json plugin requires libyajl, a fast JSON parser library. 3-- Open source web HTTP fuzzing tool and bruteforcer 0verkill-0. 3-r0: Description: The multiprotocol file transfer library. Create a HEC data input for a Metrics index and select the Metrics > collectd_http pre-trained source type. curl from Write_http plugin of collectd is not working. Collectd works with plugins, we need to load the Python one to load our Warp 10™ plugin. To create a database send a POST request to the /query endpoint and set the URL parameter q to CREATE DATABASE. org's repositories on GitHub. To parse the output we get from curl, I found the readarray command after going a bit array mad at the beginning of this post. Because the daemon does not start up each time it updates files, it has a low system footprint. Introducing InfluxDB, an open source distributed time series database Paul Dix @pauldix [email protected] Resulting graph looks like this after letting collectd run for a few minutes: The good documentation and nice set of features were what convinced me to try collectd.