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Release Notes

Last updated: 2022-06-29 12:09:16

    April 2022

    Update Description Release Date Documentation
    Automatic unit conversion in dashboardsChart units can be automatically converted. When a value meets the conversion factor, it will be automatically converted to the next higher unit, making data more readable.2022-04-30Unit Configuration<
    Trend comparison of sequence diagramsSequence diagrams support adding trend comparison curves of past cycles, enhancing the capabilities of comparative chart analysis. 2022-04-30Trend Comparison
    Consumption over Kafka in all regionsYou can consume data to downstream big data components or data warehouses over the Kafka protocol, such as self-built Kafka clusters, ClickHouse, Hive, and Flink, as well as Tencent Cloud EMR and Oceanus.2022-04-20Consumption over Kafka
    Use of SQL to collect and analyze historical data when the index configuration is modifiedWhen the index configuration is modified, users can use SQL to collect and analyze historical data for existing fields in the original configuration (but not for new fields).2022-04-18-
    Metadata collection range selection for container collectionYou can select one or more container metadata fields collected by default and configure whether to enable index.2022-04-13-
    Adding metadata/preset fields to full-text indexYou can add metadata/preset fields to full-text index during index configuration for full-text search of such fields.2022-04-12Configuring Indexes

    March 2022

    Update Description Release Date Documentation
    Word cloud in dashboardThe word cloud feature is launched to visualize text data and highlight frequent words.2022-03-15-

    February 2022

    Update Description Release Date Documentation
    CLS joining Grafana's official plugin market
    • The Grafana plugin for CLS can be installed with a few clicks.
    • The plugin comes with multiple cloud product templates and can be used out-of-the-box.
    • The plugin provides comprehensive analysis capabilities.
    2022-02-25CLS Connection to Grafana
    Visual map reconstruction
    • Added support for filtering map display areas by scrolling the legend scope.
    • Fixed the occasional overlap problem of legends.
    • Optimized the color display of maps to separate regions without data.
    2022-02-20-

    January 2022

    Update Description Release Date Documentation
    Support for permanent retention of log topicsYou can customize the log topic retention period to a value ranging from 1 to 3600 days or enable permanent retention.2022-01-25Specifications
    Launch of the index configuration import featureYou can import the index configuration rules of existing log topics with a few clicks to improve efficiency.2022-01-18Configuring Indexes

    December 2021

    Update Description Release Date Documentation
    Support for log upload via Kafka
    • Supported Kafka protocol versions: 0.11.X-2.8
    • Supported data compression modes: Gzip, Snappy, lz4, zstd
    2021-12-27Uploading Logs via Kafka
    TKE log collection update
    • Log collection configuration supports `label !=` operations (exclude labels).
    • Log collection configuration supports selecting multiple namespaces or excluding namespaces.
    • Supports incremental log collection.
    • Supports manual upgrade of LogListener.
    2021-12-21CLS Add-on Version Description
    Support for viewing log topic usage in the Cloud Monitor dashboardUsage metrics such as the log storage size and write traffic and corresponding alarms are delivered to the Cloud Monitor dashboard so that users can view the usage of log topics in a centralized manner.2021-12-17 Configuring Monitoring Chart
    Optimized dashboard visual data configurationDashboard visual data configuration now supports the new features of displaying hidden fields and aggregating metrics by groups. 2021-12-15-
    Support for importing COS data to CLS Users can import COS data to CLS for various purposes, such as search, analysis, and data processing and cleansing.2021-12-10Importing COS Data

    November 2021

    Update Description Release Date Documentation
    CLS feature experience demo availableFor product trial and test scenarios, the free demo provides quick data access and feature templates to help users access content close to real-life scenarios easily and quickly.2021-11-30CLB Analysis Scenario Experience Demo
    STANDARD_IA in beta testing in some regionsSTANDARD_IA is a low-cost log storage solution to search and store massive infrequently accessed logs, meeting users' requirements for backtracking and archiving historical logs. The solution applies to scenarios where users do not have log statistical analysis requirements and logs need to be stored for a long time. (In the beta test period, the solution is available only in Beijing, Guangzhou, Shanghai, and Hong Kong, China.)2021-11-30IA Storage
    Connecting self-built Kubernetes cluster to CLSYou can use the console to configure log collection rules to quickly connect self-built Kubernetes clusters to CLS, reducing learning and use costs.2021-11-26Connecting Self-built Kubernetes Cluster to CLS
    Data processing feature releasedData processing provides the capability to structure, filter, mask, distribute, and enrich log data, which provides the basis for structured data search, analysis, and dashboard display of log data.2021-11-22Creating Processing Task
    Support for logs uploaded via KafkaCLS is compatible with Kafka to be compatible with open-source ecosystems. Users only need to modify the write source of your existing system to achieve quick access and support various open-source collection components such as Logstash, Fluentd, and Filebeat.2021-11-15Uploading Logs via Kafka
    Support for downloading up to 50 million logs at a timeThe number of raw logs that can be downloaded at a time is increased from 10 million to 50 million, and the limit on the number of download tasks is removed, significantly improving the log download speed.2021-11-08Downloading Log

    October 2021

    Update Description Release Date Documentation
    Support for template variables in the dashboardThe data source variable and quick filter variable are added to the dashboard, allowing users to flexibly switch between log topics for multiple data sources in the same dashboard and quickly filter metric conditions.2021-10-19Template Variable

    September 2021

    Update Description Release Date Documentation
    Kafka real-time consumptionThe Kafka consumption capability is now available in CLS. Users can use the Kafka real-time consumption feature to export log data to specified applications efficiently and conveniently.2021-09-17 Kafka Real-Time Consumption

    August 2021

    Update Description Release Date Documentation
    Brand-new monitoring alarm features Updated features:
    • Added custom alarm content templates
    • Added the custom multi-dimensional analysis feature
    • Added mobile alarm channels such as WeChat and WeCom
    • Added the feature of reporting alarms within 1 minute when exceptions occur
    2021-08-22Monitoring Alarm Overview
    Offline log solution in beta testingAdopted the low-cost offline log storage solution to search and store massive infrequently accessed logs, requiring a total cost 80% lower than that of real-time log storage. The solution is now available in Beijing, Shanghai, Guangzhou, Nanjing, Chongqing, and Hong Kong, China.2021-08-18IA Storage
    Release of over 200 analytic functionsReleased over 200 SQL analytic functions in all regions to meet log data aggregate analysis in various scenarios to enhance CLS' data visualization capability.2021-08-12Analytic Function
    Log parsing based on custom formatsAdded the LogListener advanced data processing feature to allow users to parse log files based on custom formats to implement the collection of logs in complex formats.2021-08-06Combined Parsing Format

    July 2021

    Update Description Release Date Documentation
    Full/Incremental collection policiesAdded the feature to allow users to configure whether to use full or incremental log collection via LogListener, meeting users' requirement for shipping only new log data and significantly reducing users' write traffic costs.2021-07-22Full Text in a Single Line
    Optimized search error messagesStandardized error messages for higher readability of the search error information.2021-07-15 Search Analysis Error
    Chinese text segmentationAdded the Chinese text segmentation feature to segment logs containing Chinese characters based on the Chinese syntax to facilitate log search.2021-07-08Configuring Indexes

    June 2021

    Update Description Release Date Documentation
    Deploying LogListener instances on CVM instances in batchesAdded the feature to allow users to deploy LogListener instances on CVM instances in batches for CVM log collection. With the feature, users do not need to manually install LogListener configuration anymore.2021-06-24-
    Map, Sankey, and other chart features releasedAdded the support for more data visualization charts, including bar charts, column charts, maps, and Sankey diagrams.2021-06-18-
    Search statement syntax error correction promptsAdded search syntax error prompts for the correction of Lucene syntax errors and spelling errors in index statistics fields, effectively improving the accuracy and efficiency of users' search analysis statements.2021-06-15-

    May 2021

    Update Description Release Date Documentation
    Dashboard 2.0 releaseReleased dashboard 2.0 UI: Enhanced visualization and optimized the dashboard style.2021-05-31-
    LogListener download over a private networkAdded the support for users to download the LogListener installation package via a private network address in different regions, avoiding security risks caused by connecting to a public network.2021-05-27LogListener Installation Guide
    Log topic traffic statisticsAdded the feature of monitoring the traffic statistics of a single log topic, allowing users to view the traffic dynamics of a log topic.2021-05-20-
    Collection configuration importAdded the feature of importing existing log topic rules with a few clicks, improving log data access efficiency.2021-05-17Importing LogListener Collection Configuration

    April 2021

    Update Description Release Date Documentation
    LogListener service log launchAdded the support for LogListener service logs. These logs record LogListener running status and collection monitoring log data. The logs are presented in a visualized view to provide important metric data.2021-04-26LogListener Service Logs

    March 2021

    Update Description Release Date Documentation
    Uploading parsing-failure logsAdded the support for uploading parsing-failure logs, using `LogParseFailure` as the key name (`Key`) and the raw log content as the key value (`Value`).2021-03-26-
    CLS newly available in Moscow and ThailandCLS is now available in Moscow in Europe and Bangkok in Asia Pacific.2021-03-20Available Regions

    February 2021

    Update Description Release Date Documentation
    LogListener auto upgradeUsers can set a time period for agent auto upgrade or select specific machines to upgrade manually.2021-02-27LogListener Upgrade Guide
    Millisecond-precision loggingLogListener supports millisecond-precision timestamps for log collection. After time-based log collection is enabled, LogListener uploads logs with millisecond-precision UNIX timestamps.2021-02-20-
    Downloading millions of logsCLS allows users to download up to millions of logs. Users can specify the quantity of logs they want to export by setting search criteria and time range. Logs can be exported in two formats: CSV and JSON. 2021-02-14Downloading Log
    Context search
    • Added the feature for locating the current log, allowing users to quickly locate a target log and scroll to view the log context.
    • Added the feature to highlight a number of strings, quickly marking the keywords that users use to search.
    • Added the filter condition feature to allow users to quickly locate the log where a target character string resides.
    2021-02-06Context Search and Analysis

    December 2020

    Update Description Release Date Documentation
    Monitoring Alarm 2.0 releaseCLS allows users to set alarm policies for log topics. When query and analysis results meet the trigger conditions specified, the users can receive alarm notifications and they can monitor the log data in real time. 2020-12-15Monitoring Alarm Overview
    CLS connection to GrafanaCLS can be connected to Grafana to export CLS' raw log data and SQL aggregate analysis results for display in Grafana.2020-12-15CLS Connection to Grafana
    Extracting multi-line logs with regular expressionAdded the extraction mode of multi-line - full regular expression to LogListener collection configuration rules for log collection.2020-12-15Full Regular Expression (Multi-Line)
    Search Page 2.0 release
    • The time component supports millisecond precision and users can input a custom time quickly, improving query efficiency.
    • Added the original layout and table layout and whether to turn on line break features to log data display, enabling flexible switching.
    • Added preference settings to allow users to customize the number of logs for loading and the number of historical records, meeting diversified data browsing needs.
    2020-12-15-

    November 2020

    Update Description Release Date Documentation
    SQL statistical analysis fully availableCLS provides the SQL statistical analysis feature to help users aggregate and analyze log data and display the analysis results in charts. 2020-11-24Overview and Syntax Rules
    Shipping to SCFCLS supports shipping data of log topics to SCF via the CLS' log trigger to meet log data ETL requirements. 2020-11-20Overview
    CLS working with TKE (event and audit center)CLS and TKE jointly launched the cluster audit and event log center, which allows users to view audit logs and cluster events in real time through visual charts, improving the efficiency of container cluster Ops with ease. 2020-11-03Cluster Audit

    October 2020

    Update Description Release Date Documentation
    Automatically splitting topic partitionsAfter the auto-split feature is enabled, CLS will automatically split a topic partition into a reasonable number of partitions based on the actual write situation if the topic partition continues to reach the corresponding write request or write traffic threshold.2020-10-25Splitting Topic Partition
    Quick Field Analysis 2.0Rebuilt version of quick field analysis:
    • Users can view field statistics results more conveniently and quickly.
    • Users can quickly modify and save display fields.
    • Users can quickly change the display order of fields by dragging and dropping fields.
    2020-10-15-

    September 2020

    Update Description Release Date Documentation
    CLS newly available in Taipei and SeoulCLS is now available in Taipei and Seoul.2020-09-27Available Regions
    Search page supporting layout configurationThe search page provides access for LogListener collection configuration and index configuration. It allows users to quickly view server group status and index field information.2020-09-24-
    Full support for Lucene syntaxCLS fully supports Lucene syntax search.2020-09-18Overview and Syntax Rules
    Release of free tiersAfter the CLS service is commercialized, Tencent Cloud still provides a certain free tier for all users in each region.2020-09-12Free Tier
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