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articles/azure-monitor/agents/azure-monitor-agent-extension-versions.md

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@@ -26,7 +26,7 @@ We strongly recommended to always update to the latest version, or opt in to the
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| February 2024 | **Windows**<ul><li>Fix memory leak in Internet Information Service (IIS) log collection</li><li>Fix json parsing with unicode characters for some ingestion endpoints</li><li>Allow Client installer to run on Azure Virtual Desktop (AVD) DevBox partner</li><li>Enable Transport Layer Security (TLS) 1.3 on supported Windows versions</li><li>Enable Agent Side Aggregation for preview</li><li>Update MetricsExtension package to 2.2024.202.2043</li><li>Update AzureSecurityPack.Geneva package to 4.31</li></ul>**Linux**<ul><li>Features<ul><li>Add EventTime to syslog for parity with OMS agent</li><li>Add more Common Event Format (CEF) format support</li><li>Add CPU quotas for Azure Monitor Agent (AMA)</li></ul><li>Fixes<ul><li>Handle truncation of large messages in syslog due to Transmission Control Protocol (TCP) framing issue</li><li>Set NO_PROXY for Instance Metadata Service (IMDS) endpoint in AMA Python wrapper</li><li>Fix a crash in syslog parsing</li><li>Add reasonable limits for metadata retries from IMDS</li><li>No longer reset /var/log/azure folder permissions</li></ul></ul> | 1.24.0 | 1.30.2 |
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| January 2024 |**Known Issues**<ul><li>1.29.5 doesn't install on Arc enabled servers because the agent extension code size is beyond the deployment limit set by Arc. **This issue was fixed in 1.29.6**</li></ul>**Windows**<ul><li>Added support for Transport Layer Security 1.3</li><li>Reverted a change to enable multiple IIS subscriptions to use same filter. Feature is redeployed once memory leak is fixed</li><li>Improved Event Trace for Windows (ETW) event throughput rate</li></ul>**Linux**<ul><li>Fix error messages logged, intended for mdsd.err, that instead went to mdsd.warn in 1.29.4 only. Likely error messages: "Exception while uploading to Gig-LA: ...", "Exception while uploading to ODS: ...", "Failed to upload to ODS: ..."</li><li>Reduced noise generated by AMAs' use of semanage when SELinux is enabled"</li><li>Handle time parsing in syslog to handle Daylight Savings Time (DST) and leap day</li></ul> | 1.23.0 | 1.29.5, 1.29.6 |
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| December 2023 |**Known Issues**<ul><li>1.29.4 doesn't install on Arc enabled servers because the agent extension code size is beyond the deployment limit set by Arc. Fix is coming in 1.29.6</li><li>Multiple IIS subscriptions cause a memory leak. feature reverted in 1.23.0</ul>**Windows** <ul><li>Prevent CPU spikes by not using bookmark when resetting an Event Log subscription</li><li>Added missing Fluent Bit executable to AMA client setup for Custom Log support</li><li>Updated to latest AzureCredentialsManagementService and DsmsCredentialsManagement package</li><li>Update ME to v2.2023.1027.1417</li></ul>**Linux**<ul><li>Support for TLS V1.3</li><li>Support for nopri in Syslog</li><li>Ability to set disk quota from Data Collection Rule (DCR) Agent Settings</li><li>Add ARM64 Ubuntu 22 support</li><li>**Fixes**<ul><li>SysLog</li><ul><li>Parse syslog Palo Alto CEF with multiple space characters following the hostname</li><li>Fix an issue with incorrectly parsing messages containing two '\n' chars in a row</li><li>Improved support for non-RFC compliant devices</li><li>Support Infoblox device messages containing both hostname and IP headers</li></ul><li>Fix AMA crash in Read Hat Enterprise Linux (RHEL) 7.2</li><li>Remove dependency on "which" command</li><li>Fix port conflicts due to AMA using 13000 </li><li>Reliability and Performance improvements</li></ul></li></ul>| 1.22.0 | 1.29.4|
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| October 2023| **Windows** <ul><li>Minimize CPU spikes when resetting an Event Log subscription</li><li>Enable multiple IIS subscriptions to use same filter</li><li>Clean up files and folders for inactive tenants in multitenant mode</li><li>AMA installer won't install unnecessary certs</li><li>AMA emits Telemetry table locally</li><li>Update Metric Extension to v2.2023.721.1630</li><li>Update AzureSecurityPack to v4.29.0.4</li><li>Update AzureWatson to v1.0.99</li></ul>**Linux**<ul><li> Add support for Process metrics counters for Log Analytics upload and Azure Monitor Metrics</li><li>Use rsyslog omfwd TCP for improved syslog reliability</li><li>Support Palo Alto CEF logs where hostname is followed by two spaces</li><li>Bug and reliability improvements</li></ul> |1.21.0|1.28.11|
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| October 2023| **Windows** <ul><li>Minimize CPU spikes when resetting an Event Log subscription</li><li>Enable multiple IIS subscriptions to use same filter</li><li>Clean up files and folders for inactive tenants in multitenant mode</li><li>AMA installer doesn't install unnecessary certs</li><li>AMA emits Telemetry table locally</li><li>Update Metric Extension to v2.2023.721.1630</li><li>Update AzureSecurityPack to v4.29.0.4</li><li>Update AzureWatson to v1.0.99</li></ul>**Linux**<ul><li> Add support for Process metrics counters for Log Analytics upload and Azure Monitor Metrics</li><li>Use rsyslog omfwd TCP for improved syslog reliability</li><li>Support Palo Alto CEF logs where hostname is followed by two spaces</li><li>Bug and reliability improvements</li></ul> |1.21.0|1.28.11|
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| September 2023| **Windows** <ul><li>Fix issue with high CPU usage due to excessive Windows Event Logs subscription reset</li><li>Reduce Fluent Bit resource usage by limiting tracked files older than three days and limiting logging to errors only</li><li>Fix race-condition where resource_id is unavailable when agent is restarted</li><li>Fix race-condition when vm-extension provision agent (also known as GuestAgent) is issuing a disable-vm-extension command to AMA</li><li>Update MetricExtension version to 2.2023.721.1630</li><li>Update Troubleshooter to v1.5.14 </li></ul>|1.20.0| None |
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| August 2023| **Windows** <ul><li>AMA: Allow prefixes in the tag names to handle regression</li><li>Updating package version for AzSecPack 4.28 release</li></ui>|1.19.0| None |
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| July 2023| **Windows** <ul><li>Fix crash when Event Log subscription callback throws errors.<li>MetricExtension updated to 2.2023.609.2051</li></ui> |1.18.0|None|
@@ -36,7 +36,7 @@ We strongly recommended to always update to the latest version, or opt in to the
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| Mar 2023 | **Windows** <ul><li>Text file collection improvements to handle high rate logging and continuous tailing of longer lines</li><li>VM Insights fixes for collecting metrics from non-English OS</li></ul> | 1.14.0.0 | None |
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| Feb 2023 | <ul><li>**Linux (hotfix)** Resolved potential data loss due to "Bad file descriptor" errors seen in the mdsd error log with previous version. Upgrade to hotfix version</li><li>**Windows** Reliability improvements in Fluent Bit buffering to handle larger text files</li></ul> | 1.13.1 | 1.25.2<sup>Hotfix</sup> |
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| Jan 2023 | **Linux** <ul><li>RHEL 9 and Amazon Linux 2 support</li><li>Update to OpenSSL 1.1.1s and require TLS 1.2 or higher</li><li>Performance improvements</li><li>Improvements in Garbage Collection for persisted disk cache and handling corrupted cache files better</li><li>**Fixes** <ul><li>Set agent service memory limit for CentOS/RedHat 7 distros. Resolved MemoryMax parsing error</li><li>Fixed modifying rsyslog system-wide log format caused by installer on RedHat/CentOS 7.3</li><li>Fixed permissions to config directory</li><li>Installation reliability improvements</li><li>Fixed permissions on default file so rpm verification doesn't fail</li><li>Added traceFlags setting to enable trace logs for agent</li></ul></li></ul> **Windows** <ul><li>Fixed issue related to incorrect *EventLevel* and *Task* values for Log Analytics *Event* table, to match Windows Event Viewer values</li><li>Added missing columns for IIS logs - *TimeGenerated, Time, Date, Computer, SourceSystem, AMA, W3SVC, SiteName*</li><li>Reliability improvements for metrics collection</li><li>Fixed machine restart issues on for Arc-enabled servers related to repeated calls to HIMDS service</li></ul> | 1.12.0 | 1.25.1 |
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| Nov-Dec 2022 | <ul><li>Support for air-gapped clouds added for [Windows MSI installer for clients](./azure-monitor-agent-windows-client.md) </li><li>Reliability improvements for using AMA with Custom Metrics destination</li><li>Performance and internal logging improvements</li></ul> | 1.11.0 | None |
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| Nov-Dec 2022 | <ul><li>Support for air-gapped clouds added for [Windows Microsoft Standard Installer (MSI) installer for clients](./azure-monitor-agent-windows-client.md) </li><li>Reliability improvements for using AMA with Custom Metrics destination</li><li>Performance and internal logging improvements</li></ul> | 1.11.0 | None |
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| Oct 2022 | **Windows** <ul><li>Increased reliability of data uploads</li><li>Data quality improvements</li></ul> **Linux** <ul><li>Support for `http_proxy` and `https_proxy` environment variables for [network proxy configurations](./azure-monitor-agent-data-collection-endpoint.md#proxy-configuration) for the agent</li><li>[Text logs](./data-collection-text-log.md) <ul><li>Network proxy support enabled</li><li>Fixed missing `_ResourceId`</li><li>Increased maximum line size support to 1 MB</li></ul></li><li>Support ingestion of syslog events whose timestamp is in the future</li><li>Performance improvements</li><li>Fixed `diskio` metrics instance name dimension to use the disk mount paths instead of the device names</li><li>Fixed world writable file issue to lock down write access to certain agent logs and configuration files stored locally on the machine</li></ul> | 1.10.0.0 | 1.24.2 |
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| Sep 2022 | Reliability improvements | 1.9.0 | None |
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| August 2022 | **Common updates** <ul><li>Improved resiliency: Default lookback (retry) time updated to last three days (72 hours) up from 60 minutes, for agent to collect data post interruption. Look back time is subject to default offline cache size of 10 Gb</li><li>Fixes the preview custom text log feature that was incorrectly removing the *TimeGenerated* field from the raw data of each event. All events are now additionally stamped with agent (local) upload time</li><li>Reliability and supportability improvements</li></ul> **Windows** <ul><li>Fixed datetime format to UTC</li><li>Fix to use default location for firewall log collection, if not provided</li><li>Reliability and supportability improvements</li></ul> **Linux** <ul><li>Support for OpenSuse 15, Debian 11 ARM64</li><li>Support for coexistence of Azure Monitor agent with legacy Azure Diagnostic extension for Linux (LAD)</li><li>Increased max-size of User Datagram Protocol (UDP) payload for Telegraf output to prevent dimension truncation</li><li>Prevent unconfigured upload to Azure Monitor Metrics destination</li><li>Fix for disk metrics wherein *instance name* dimension uses the disk mount paths instead of the device names, to provide parity with legacy agent</li><li>Fixed *disk free MB* metric to report megabytes instead of bytes</li></ul> | 1.8.0 | 1.22.2 |

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