Monitoring
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Monitoring
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Available in VPC
In Monitoring, you can check various indicators for clusters and nodes created by the Search Engine Service as graphs, and print and download the graphs.
Note
- The monitoring feature is included in the Search Engine Service and is available at no additional charge.
- In integration with Cloud Insight, you can monitor more various indicators and set up Event Rules to receive notifications. For more information, see Monitoring with Cloud Insight.
Monitoring page
The basic description of the Monitoring menu for using the Search Engine Service is as follows:
| Field | Description |
|---|---|
| ① Menu name | Name of the menu currently being viewed |
| ② Basic features | Check Search Engine Service details, refresh page |
| ③ Cluster | Cluster name and status |
| ④ List of nodes | List of nodes in the selected cluster |
| ⑤ Tab menu | Select the dashboard to check |
| ⑥ Graph list | Select indicators to check (default value: select all) |
| ⑦ Search period | Select or manually enter a search period in the Period field |
| ⑧ Graph | Graph against time for monitoring indicators |
Provided indicators
In Monitoring, you can check indicators about the Search Engine Process and node server.
SE Dashboard
You can check the following indicators about the Search Engine Process.
| Indicator | Description |
|---|---|
| Search Rate | Total number of search requests per minute |
| Search Latency | Average time consumed for processing search requests (ms) |
| Indexing Rate | Total number of indexing tasks per minute |
| Indexing Latency | Average time consumed for processing indexing tasks (ms) |
| Node Count | Number of nodes in operation |
| Documents Total | Number of documents |
| Indices Total | Number of indexes |
| Shards Total | Number of shards |
| Disk Used | Disk usage |
| Process Status | Search Engine Process status |
| JVM Memory Pressure | Peak usage of Java heap memory (%) |
| JVM GC Young Collection Count | Number of garbage collection executions for young generation |
| JVM GC Young Collection Time | Execution time of garbage collections for young generation (ms) |
| JVM GC Old Collection Count | Number of garbage collection executions for old generation |
| JVM GC Old Collection Time | Execution time of garbage collections for old generation (ms) |
OS Dashboard
You can check the following indicators about the node server.
| Indicator | Description |
|---|---|
| CPU Usage | CPU usage |
| Load Average | Server load |
| Memory Usage | Memory usage |
| Swap | Generated Swap memory |
| Disk Used | Disk usage |
| Disk I/O | Generated disk Input/Output |
| Network I/O | NIC's generations per second |
| Free Memory | Free memory space (Free + Buffer/Cache) |
| Free Storage Space | Free storage space |
Cluster monitoring
The following is how to check indicators for a cluster as graphs and print and download the graphs:
- From the NAVER Cloud Platform console, click the Services > Big Data & Analytics > Search Engine Service menus, in that order.
- Click the Monitoring menu.
- From the list of clusters, click the cluster whose monitoring information you want to check.
- Select an indicator to check (default value: select all), select a period to view, or enter it manually.
- For information about the indicators that can be viewed, see Provided indicators.
- Check the graph.
- You can check detailed figures by hovering over the graph with a mouse.
- If you hover over
with a mouse, a menu will appear where you can print or download the graph.- Print chart: print the graph
- Download PNG image: download the graph as a PNG file
- Download JPEG image: download the graph as a JPEG file
- Download PDF document: download the graph as a PDF file
with a mouse, a menu will appear where you can print or download the graph.Node monitoring
The following is how to check indicators for a node as graphs and print and download the graphs:
- From the NAVER Cloud Platform console, click the Services > Big Data & Analytics > Search Engine Service menus, in that order.
- Click the Monitoring menu.
- Click to select the cluster that contains the nodes for which you want to check the indicators, and then click the nodes.
- Click the [SE Dashboard] tab or the [OS Dashboard] tab depending on the indicator you want to view.
- Select an indicator to check (default value: select all), select a period to view, or enter it manually.
- For information about the indicators that can be viewed, see Provided indicators.
- Check the graph.
- You can check detailed figures by hovering over the graph with a mouse.
- If you hover over with a mouse, a menu will appear where you can print or download the graph.
- Print chart: print the graph
- Download PNG image: download the graph as a PNG file
- Download JPEG image: download the graph as a JPEG file
- Download PDF document: download the graph as a PDF file
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