Array

grafana node graph panel example
grafana node graph panel example
A node is displayed as a circle. you can open a context menu with additional details and links by choosing the ( I tried to installed X-RAY plugins also.)?? $25 / user / month and includes a free trial for new users, Fully managed service (not available to self-manage), Available with a Grafana Cloud Advanced plan or Grafana Enterprise license, Run fully managed or self-manage on your own infrastructure. For this purpose the option 'Service Icon Mapping' can be used. Theoretically Correct vs Practical Notation. The dashboard includes data like requests, users, errors, and two different charts for both request duration and requests blocked. This visualization needs a specific shape of the data to be returned from the data source in order to correctly display it. Find centralized, trusted content and collaborate around the technologies you use most. I've seen some cpu utilisation graphs, but they have 6 or something lines in them. Nigel Mulholland has created a dashboard focused on performance testing. Grafana Labs uses cookies for the normal operation of this website. All notable changes to this project will be documented in this file. There was a problem preparing your codespace, please try again. your latencies, errors and requests of your desired service. The node graph panel visualizes directed graphs or networks. The Service Dependency Graph Panel by Novatec provides you with many features such as monitoring In this Grafana version, they have given a "NodeGraph Panel (beta)" Visualization. Take a look at the below topic. Why are trials on "Law & Order" in the New York Supreme Court? Both core data sources and installed data sources will appear. This board has good reviews, and works straight out of the box without any fiddly configuration needed. For local instances, plugins are installed and updated via a simple CLI command. Note that authentication might give some problems, check the grafana documentation how to enable sharing without login (or without eg cookies) edje11 18 September 2019 17:59 #3 In order to be able to use the icon, its name (without its ending) has to be put into the array contained in the icon_index.json file located in the /assets/icons/ directory. It gives you a comprehensive overview of what Node is doing, and will be of great help to information-hungry Node developers. A visualization can be a graph or chart. Best Grafana Dashboard Examples 1. You can track details including requests and bytes sent, along with IP and referrer data. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Grafana is a web application that allows you to visualize data sources. I need to built a topology View Dashboard. Email update@grafana.com for help. You can expand hidden parts of the graph by clicking on the Hidden nodes markers in the graph. Grafana Prometheus spamcassybren January 5, 2021, 5:01pm 1 Hey, I want to make a graph that shows cpu utilisation. Connect Grafana to data sources, apps, and more, with Grafana Alerting, Grafana Incident, and Grafana OnCall, Frontend application observability web SDK, Try out and share prebuilt visualizations, Contribute to technical documentation provided by Grafana Labs, Help build the future of open source observability software just below the node, usually name and type. All sorts of useful information is displayed in an accessible, readable format. The Service Dependency Graph Panel by Novatec provides you with many features such as monitoring your latencies, errors and requests of your desired service. Just one line between 0-100% showing the cpu utilisation. This route is for testing the health of the API, which is used by the Save & Test action while adding the plugin. Node color based on a Value Mapping / Range Mapping in combination with a user-selected field. visjs) or write your own plugin. Please For more information, visit the docs on plugin installation. However, it's ok in the grid layout. It uses multiple data sources to show things like leader changes, commit to disk latency, various kinds of resource saturation, and more. If you find an issue or have a better way to do something, feel free to open an issue or a PR. For the chart you can choose with the help of a button 1, 12 or 24 Hour view or the data from yesterday. I need to built a Network Topology View. Please refer to your browser's Help pages for instructions. Downloading and launching the inspectIT Ocelot demo #1 will provide you with live dummy data rather than static one. Is it plausible for constructed languages to be used to affect thought and control or mold people towards desired outcomes? Use the grafana-cli tool to install Node Graph API from the commandline: The plugin will be installed into your grafana plugins directory; the default is /var/lib/grafana/plugins. Now, the panel's Data Mappings option Response Time Column is set to resp_time. There also can be additional links in the context menu that can The Node graph can visualize directed graphs or networks. Asking for help, clarification, or responding to other answers. Interesting or unusual ideas show how versatile the platform is, and will hopefully inspire you to come up with something original yourself. You signed in with another tab or window. In order to correctly visualize these values as a request rate, the Request Rate Column option has to be set to req_rate - the column's name. You have 1-Graph Node Panel 2-Graph Node API. Nodes are positioned using a directed force layout, so you can more effectively display complex infrastructure maps, hierarchies, or execution diagrams. For nodes, id and for edges, id, source, and target fields are required. This Elasticsearch focused dashboard includes several screens of info. Grafana dashboards let you create advanced visualizations using the data of your choice. You can see your clusters overall CPU and memory usage, along with a graph showing how it all breaks down per node. Grafana Panel Configuration. target either other parts of the Grafana workspace or any external link. [x] Utilize BackenSrv in proxy mode. Unify your data with Grafana plugins: Datadog, Splunk, MongoDB, and more, Getting started with Grafana Enterprise and observability. The node graph panel requires a specific shape of the data to be able to display Requirements Grafana 7.5+ Getting started Installation via grafana-cli tool Use the grafana-cli tool to install Node Graph API from the commandline: If you want to get a first impression of this panel without having your own data source yet, the panels provides you some dummy data to play around with. The default is 1. Get access to all enterprise plugins with. Well demo all the highlights of the major release: new and updated visualizations and themes, data source improvements, and Enterprise features. Installing plugins on a Grafana Cloud instance is a one-click install; same with updates. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. If the icon_index.json has the following content: it is assumed that the files java.png and star_trek.png is existing in the /assets/icons/ directory. What changes should I make to load the network data from the database directly? Exploring Grafana through a concrete | by John Tucker | codeburst 500 Apologies, but something went wrong on our end. For more information about panels, refer to the following items: Working with Grafana panels Query a data source Modify visualization text and background colors Override field values Transform data The connection might be a request, an execution, or some other You can find more details here: GitHub - exaco/nodegraph-api-plugin: A data source plugin for nodegraph panel in grafana I'll appreciate it if you check it out and give me feedback or even contribute to it 1 Like This Enterprise plugin is available as an add-on with a Grafana Cloud Pro account for $25 / user / month. visjs) or write your own plugin. Installing plugins on a Grafana Cloud instance is a one-click install; same with updates. The Node graph visualization consists of nodes and edges. you choose the node. The following characters in metric names are automatically replaced with an underscore. You can add custom icons, by putting them into the plugin's /assets/icons/ directory. Additional details can be displayed in a context menu ,which is displayed when Use the buttons in the upper left corner or use the mouse wheel, touchpad scroll, together with either Ctrl or Cmd key to zoom in or out. These are further broken down by node, and even the heap and non-heap memory for each one. For example, combining two series "A-series" and "B-series" into a single composite named "xyz", the following can be used: When data is received for each series, the thresholds will be evaluated to find the "worst" threshold level, and the metrics and color value will be reflected in the "xyz" composite in the diagram. According to the node graph docs, it's possible to add links in the context menu to other parts of Grafana. Website Trends Dashboard 6. The node graph panel visualizes directed graphs or networks. This time its for Nginx, showing you where log entries originate and giving you various statistical data sorted geographically. Hiveeyes Project 11. Looking to learn more? This topic was automatically closed after 365 days. It also includes some thoughtful details, such as showing the average, maximum, and current values for each tracked statistic. In addition to helping you keep track of your bottom line, its a great piece of eye candy for managers looking to show off their tech chops. Imagine how much time this could save you. Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2, Generate schematic (geographic) diagram from graph. aggregationType is not needed as template variable anymore. Is it possible to create a concave light? If you need access to an additional Enterprise plugin, Video: How to get started with MongoDB and Grafana, Introducing the new and improved Grafana BigQuery plugin, Monitoring COVID-19 virus levels in wastewater using Grafana, Databricks, and the Sqlyze plugin, Video: Top 3 features of the New Relic data source plugin for Grafana Enterprise, How traceroute in the Synthetic Monitoring plugin for Grafana Cloud helps network troubleshooting, Video: How to build a Prometheus query in Grafana, Video: How to set up a Prometheus data source in Grafana, Don't miss our webinars on Grafana Tempo, Grafana Enterprise Traces, and the new Sentry plugin, Monitor all your Redshift clusters in Grafana with the new Amazon Redshift data source plugin, Introducing the Sentry data source plugin for Grafana, Query and analyze Amazon S3 data with the new Amazon Athena plugin for Grafana, The 18 most popular data source plugins for Grafana in 2021. represent an application, a service, or anything else that is relevant from Looking at this is so much better than staring at tables of data. This specifies that the value in the resp_time column should be handled as the response time for a connection. Once Grafana is installed and running, you'll need to create a dashboard and at least one panel. This Enterprise plugin is available as an add-on with a Grafana Cloud Pro account for $25 / user / month. Click on the node and select Show in Graph layout option to switch back to graph layout and focus on the selected node, to show it in context of the full graph. Note: By signing up, you agree to be emailed related product-level information. and I want to ask this for both nodes (most important) and edges (also very useful) Hi @amitkatti1. If your company works with data, theres a good chance you can use Grafana to present it better, and drive engagement with your staff and clients. The following examples have been chosen based on several factors. Wind Farm Dashboard 7. Its a flexible tool that lets you stretch your imagination and bring data to life. This really shows off Grafanas power. I need data source from Prometheus to be displayed on the nodegraph. When occasionally hopping out from behind his keyboard, he can be found jogging and cycling around suburban Japan. How do I connect these two faces together? More and more people are discovering its value. So open an ssh connection with you zabbix server and follow these steps, the installation is very easy. to use Codespaces. This example also uses the pie chart plug-in, available here. New replies are no longer allowed. @Thomas regarding your follow up question -> I think that is only possible if you write your own plugin (since you need access to the grafana functions). Accordingly, I've published a simple datasource plugin for this panel which connects to your designed API and visualizes the graph. Select the panel title and select Edit to enter the details of the data you want to plot in this graph chart. Other fields are optional. Sign up for Grafana Cloud to install Node Graph API. Metric series are used to color the text or background of the shape/node. You can switch to the grid view to have a better overview of the most interesting nodes in the graph. I can expose an API which reads JSON data from disk and gives it to Grafana which can display the graph. Take a look at the dials and graphs, then look to the bottom of the screenshot, where further expandable panels await the click of your mouse. To see a list of installed data sources, click the Plugins item in the main menu. Step1: Run the Graphite, StatsD image as a Container using Docker CLI. Customer Overview Dashboard 2. Node Graph. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. So it will be something like [(t1,JSON1),(t2,JSON2),]. Use Git or checkout with SVN using the web URL. grafana.com/plugins/jdbranham-diagram-panel, https://grafana.com/grafana/plugins/jdbranham-diagram-panel, How Intuit democratizes AI development across teams through reusability. Is it possible to rotate a window 90 degrees if it has the same length and width? This data can show you exactly where your system is struggling, and can help pinpoint your efforts at streamlining if youre trying to maximize system performance. This map idea can also be taken and applied to other kinds of servers or data sources, so its a great way to track your product as it grows in popularity around the worldand to plan where you could target next. If this limit is crossed a warning will be visible in upper right corner, and some nodes will be hidden. table columns should be as the API documentation. https://grafana.com/docs/grafana/latest/visualizations/node-graph/#data-api, Datasource which can connect to your REST APIs and convert into whatever node graph likes - https://github.com/hoptical/nodegraph-api-plugin, See Query inspector for the following test data source, Here is how I could create a simple node graph using testDataDB csv content data source -, You have The composite name is evaluated in the Diagram definition. Further screens go into more depth, showing you details useful for in-depth analysis, such as your active threads and your operations rejected, along with times for indexing, queries, and merges. After activating the Dummy Data your Data Mapping should look like this: Note that you may have to refresh the dashboard or reload the page in order for it to work. The level of privilege depends on the object. It comes with a variety of chart types, allowing you to choose whatever fits your monitoring data needs. The dashboard is on Reddit, but based on a tutorial at kirafunix. Note: Grafana's alerting functionality only works for graph panels with time-series output. The API is needed an an example only to show how you can feed data. Lines - Display values as a line graph. For a quick visual overview of any system you need to keep tabs on, Grafana is ideal. These tests can be run individually by navigating to the example plugin and running one of the following commands: yarn e2e - run integration tests yarn e2e:open - open cypress ui and run integration tests Hosa International Leadership Conference 2021 Results, Articles G
A node is displayed as a circle. you can open a context menu with additional details and links by choosing the ( I tried to installed X-RAY plugins also.)?? $25 / user / month and includes a free trial for new users, Fully managed service (not available to self-manage), Available with a Grafana Cloud Advanced plan or Grafana Enterprise license, Run fully managed or self-manage on your own infrastructure. For this purpose the option 'Service Icon Mapping' can be used. Theoretically Correct vs Practical Notation. The dashboard includes data like requests, users, errors, and two different charts for both request duration and requests blocked. This visualization needs a specific shape of the data to be returned from the data source in order to correctly display it. Find centralized, trusted content and collaborate around the technologies you use most. I've seen some cpu utilisation graphs, but they have 6 or something lines in them. Nigel Mulholland has created a dashboard focused on performance testing. Grafana Labs uses cookies for the normal operation of this website. All notable changes to this project will be documented in this file. There was a problem preparing your codespace, please try again. your latencies, errors and requests of your desired service. The node graph panel visualizes directed graphs or networks. The Service Dependency Graph Panel by Novatec provides you with many features such as monitoring In this Grafana version, they have given a "NodeGraph Panel (beta)" Visualization. Take a look at the below topic. Why are trials on "Law & Order" in the New York Supreme Court? Both core data sources and installed data sources will appear. This board has good reviews, and works straight out of the box without any fiddly configuration needed. For local instances, plugins are installed and updated via a simple CLI command. Note that authentication might give some problems, check the grafana documentation how to enable sharing without login (or without eg cookies) edje11 18 September 2019 17:59 #3 In order to be able to use the icon, its name (without its ending) has to be put into the array contained in the icon_index.json file located in the /assets/icons/ directory. It gives you a comprehensive overview of what Node is doing, and will be of great help to information-hungry Node developers. A visualization can be a graph or chart. Best Grafana Dashboard Examples 1. You can track details including requests and bytes sent, along with IP and referrer data. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Grafana is a web application that allows you to visualize data sources. I need to built a topology View Dashboard. Email update@grafana.com for help. You can expand hidden parts of the graph by clicking on the Hidden nodes markers in the graph. Grafana Prometheus spamcassybren January 5, 2021, 5:01pm 1 Hey, I want to make a graph that shows cpu utilisation. Connect Grafana to data sources, apps, and more, with Grafana Alerting, Grafana Incident, and Grafana OnCall, Frontend application observability web SDK, Try out and share prebuilt visualizations, Contribute to technical documentation provided by Grafana Labs, Help build the future of open source observability software just below the node, usually name and type. All sorts of useful information is displayed in an accessible, readable format. The Service Dependency Graph Panel by Novatec provides you with many features such as monitoring your latencies, errors and requests of your desired service. Just one line between 0-100% showing the cpu utilisation. This route is for testing the health of the API, which is used by the Save & Test action while adding the plugin. Node color based on a Value Mapping / Range Mapping in combination with a user-selected field. visjs) or write your own plugin. Please For more information, visit the docs on plugin installation. However, it's ok in the grid layout. It uses multiple data sources to show things like leader changes, commit to disk latency, various kinds of resource saturation, and more. If you find an issue or have a better way to do something, feel free to open an issue or a PR. For the chart you can choose with the help of a button 1, 12 or 24 Hour view or the data from yesterday. I need to built a Network Topology View. Please refer to your browser's Help pages for instructions. Downloading and launching the inspectIT Ocelot demo #1 will provide you with live dummy data rather than static one. Is it plausible for constructed languages to be used to affect thought and control or mold people towards desired outcomes? Use the grafana-cli tool to install Node Graph API from the commandline: The plugin will be installed into your grafana plugins directory; the default is /var/lib/grafana/plugins. Now, the panel's Data Mappings option Response Time Column is set to resp_time. There also can be additional links in the context menu that can The Node graph can visualize directed graphs or networks. Asking for help, clarification, or responding to other answers. Interesting or unusual ideas show how versatile the platform is, and will hopefully inspire you to come up with something original yourself. You signed in with another tab or window. In order to correctly visualize these values as a request rate, the Request Rate Column option has to be set to req_rate - the column's name. You have 1-Graph Node Panel 2-Graph Node API. Nodes are positioned using a directed force layout, so you can more effectively display complex infrastructure maps, hierarchies, or execution diagrams. For nodes, id and for edges, id, source, and target fields are required. This Elasticsearch focused dashboard includes several screens of info. Grafana dashboards let you create advanced visualizations using the data of your choice. You can see your clusters overall CPU and memory usage, along with a graph showing how it all breaks down per node. Grafana Panel Configuration. target either other parts of the Grafana workspace or any external link. [x] Utilize BackenSrv in proxy mode. Unify your data with Grafana plugins: Datadog, Splunk, MongoDB, and more, Getting started with Grafana Enterprise and observability. The node graph panel requires a specific shape of the data to be able to display Requirements Grafana 7.5+ Getting started Installation via grafana-cli tool Use the grafana-cli tool to install Node Graph API from the commandline: If you want to get a first impression of this panel without having your own data source yet, the panels provides you some dummy data to play around with. The default is 1. Get access to all enterprise plugins with. Well demo all the highlights of the major release: new and updated visualizations and themes, data source improvements, and Enterprise features. Installing plugins on a Grafana Cloud instance is a one-click install; same with updates. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. If the icon_index.json has the following content: it is assumed that the files java.png and star_trek.png is existing in the /assets/icons/ directory. What changes should I make to load the network data from the database directly? Exploring Grafana through a concrete | by John Tucker | codeburst 500 Apologies, but something went wrong on our end. For more information about panels, refer to the following items: Working with Grafana panels Query a data source Modify visualization text and background colors Override field values Transform data The connection might be a request, an execution, or some other You can find more details here: GitHub - exaco/nodegraph-api-plugin: A data source plugin for nodegraph panel in grafana I'll appreciate it if you check it out and give me feedback or even contribute to it 1 Like This Enterprise plugin is available as an add-on with a Grafana Cloud Pro account for $25 / user / month. visjs) or write your own plugin. Installing plugins on a Grafana Cloud instance is a one-click install; same with updates. The Node graph visualization consists of nodes and edges. you choose the node. The following characters in metric names are automatically replaced with an underscore. You can add custom icons, by putting them into the plugin's /assets/icons/ directory. Additional details can be displayed in a context menu ,which is displayed when Use the buttons in the upper left corner or use the mouse wheel, touchpad scroll, together with either Ctrl or Cmd key to zoom in or out. These are further broken down by node, and even the heap and non-heap memory for each one. For example, combining two series "A-series" and "B-series" into a single composite named "xyz", the following can be used: When data is received for each series, the thresholds will be evaluated to find the "worst" threshold level, and the metrics and color value will be reflected in the "xyz" composite in the diagram. According to the node graph docs, it's possible to add links in the context menu to other parts of Grafana. Website Trends Dashboard 6. The node graph panel visualizes directed graphs or networks. This time its for Nginx, showing you where log entries originate and giving you various statistical data sorted geographically. Hiveeyes Project 11. Looking to learn more? This topic was automatically closed after 365 days. It also includes some thoughtful details, such as showing the average, maximum, and current values for each tracked statistic. In addition to helping you keep track of your bottom line, its a great piece of eye candy for managers looking to show off their tech chops. Imagine how much time this could save you. Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2, Generate schematic (geographic) diagram from graph. aggregationType is not needed as template variable anymore. Is it possible to create a concave light? If you need access to an additional Enterprise plugin, Video: How to get started with MongoDB and Grafana, Introducing the new and improved Grafana BigQuery plugin, Monitoring COVID-19 virus levels in wastewater using Grafana, Databricks, and the Sqlyze plugin, Video: Top 3 features of the New Relic data source plugin for Grafana Enterprise, How traceroute in the Synthetic Monitoring plugin for Grafana Cloud helps network troubleshooting, Video: How to build a Prometheus query in Grafana, Video: How to set up a Prometheus data source in Grafana, Don't miss our webinars on Grafana Tempo, Grafana Enterprise Traces, and the new Sentry plugin, Monitor all your Redshift clusters in Grafana with the new Amazon Redshift data source plugin, Introducing the Sentry data source plugin for Grafana, Query and analyze Amazon S3 data with the new Amazon Athena plugin for Grafana, The 18 most popular data source plugins for Grafana in 2021. represent an application, a service, or anything else that is relevant from Looking at this is so much better than staring at tables of data. This specifies that the value in the resp_time column should be handled as the response time for a connection. Once Grafana is installed and running, you'll need to create a dashboard and at least one panel. This Enterprise plugin is available as an add-on with a Grafana Cloud Pro account for $25 / user / month. Click on the node and select Show in Graph layout option to switch back to graph layout and focus on the selected node, to show it in context of the full graph. Note: By signing up, you agree to be emailed related product-level information. and I want to ask this for both nodes (most important) and edges (also very useful) Hi @amitkatti1. If your company works with data, theres a good chance you can use Grafana to present it better, and drive engagement with your staff and clients. The following examples have been chosen based on several factors. Wind Farm Dashboard 7. Its a flexible tool that lets you stretch your imagination and bring data to life. This really shows off Grafanas power. I need data source from Prometheus to be displayed on the nodegraph. When occasionally hopping out from behind his keyboard, he can be found jogging and cycling around suburban Japan. How do I connect these two faces together? More and more people are discovering its value. So open an ssh connection with you zabbix server and follow these steps, the installation is very easy. to use Codespaces. This example also uses the pie chart plug-in, available here. New replies are no longer allowed. @Thomas regarding your follow up question -> I think that is only possible if you write your own plugin (since you need access to the grafana functions). Accordingly, I've published a simple datasource plugin for this panel which connects to your designed API and visualizes the graph. Select the panel title and select Edit to enter the details of the data you want to plot in this graph chart. Other fields are optional. Sign up for Grafana Cloud to install Node Graph API. Metric series are used to color the text or background of the shape/node. You can switch to the grid view to have a better overview of the most interesting nodes in the graph. I can expose an API which reads JSON data from disk and gives it to Grafana which can display the graph. Take a look at the dials and graphs, then look to the bottom of the screenshot, where further expandable panels await the click of your mouse. To see a list of installed data sources, click the Plugins item in the main menu. Step1: Run the Graphite, StatsD image as a Container using Docker CLI. Customer Overview Dashboard 2. Node Graph. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. So it will be something like [(t1,JSON1),(t2,JSON2),]. Use Git or checkout with SVN using the web URL. grafana.com/plugins/jdbranham-diagram-panel, https://grafana.com/grafana/plugins/jdbranham-diagram-panel, How Intuit democratizes AI development across teams through reusability. Is it possible to rotate a window 90 degrees if it has the same length and width? This data can show you exactly where your system is struggling, and can help pinpoint your efforts at streamlining if youre trying to maximize system performance. This map idea can also be taken and applied to other kinds of servers or data sources, so its a great way to track your product as it grows in popularity around the worldand to plan where you could target next. If this limit is crossed a warning will be visible in upper right corner, and some nodes will be hidden. table columns should be as the API documentation. https://grafana.com/docs/grafana/latest/visualizations/node-graph/#data-api, Datasource which can connect to your REST APIs and convert into whatever node graph likes - https://github.com/hoptical/nodegraph-api-plugin, See Query inspector for the following test data source, Here is how I could create a simple node graph using testDataDB csv content data source -, You have The composite name is evaluated in the Diagram definition. Further screens go into more depth, showing you details useful for in-depth analysis, such as your active threads and your operations rejected, along with times for indexing, queries, and merges. After activating the Dummy Data your Data Mapping should look like this: Note that you may have to refresh the dashboard or reload the page in order for it to work. The level of privilege depends on the object. It comes with a variety of chart types, allowing you to choose whatever fits your monitoring data needs. The dashboard is on Reddit, but based on a tutorial at kirafunix. Note: Grafana's alerting functionality only works for graph panels with time-series output. The API is needed an an example only to show how you can feed data. Lines - Display values as a line graph. For a quick visual overview of any system you need to keep tabs on, Grafana is ideal. These tests can be run individually by navigating to the example plugin and running one of the following commands: yarn e2e - run integration tests yarn e2e:open - open cypress ui and run integration tests

Hosa International Leadership Conference 2021 Results, Articles G

grafana node graph panel example