Minor tweaks to usage

Author: KennedyDenMSFT

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

@@ -24,14 +24,14 @@ We strongly recommended to always update to the latest version, or opt in to the
 | Release Date | Release notes | Windows | Linux |
 |:---|:---|:---|:---|
 | 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 |
-| 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 |
-| 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|
+| 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 (TLS) 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 |
+| 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|
 | 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|
 | 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 |
 | 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 |
 | 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|
 | June 2023| **Windows** <ul><li>Add new FilePath column to custom logs table. You must manually add the column to your custom table</li><li>Config setting to disable custom IMDS endpoint in Tenant.json file</li><li>Fluent Bit binaries signed with Microsoft customer Code Sign cert</li><li>Minimize number of retries on calls to refresh tokens</li><li>Don't overwrite resource ID with empty string</li><li>AzSecPack updated to version 4.27</li><li>AzureProfiler and AzurePerfCollector updated to version 1.0.0.990</li><li>MetricsExtension updated to version 2.2023.513.10</li><li>Troubleshooter updated to version 1.5.0</li></ul>**Linux** <ul><li>To identify forwarder/collector machine, add new column CollectorHostName to syslog table </li><li>Link OpenSSL dynamically</li><li>**Fixes**<ul><li>Allow uploads soon after AMA startup</li><li>To avoid thread pool scheduling issues, run LocalSink Garbage Collector on a dedicated thread </li><li>Fix upgrade restart of disabled services</li><li>Handle Linux Hardening where sudo on root is blocked</li><li>CEF processing fixes for noncompliant Request For Comment (RFC) 5424 logs</li><li>Adaptive Security Appliance (ASA) tenant can fail to start up due to config-cache directory permissions</li><li>Fix auth proxy in AMA</li><li>Fix to remove null characters in agentlauncher.log after log rotation</li><li>Fix for authenticated proxy(1.27.3)</li><li>Fix regression in Virtual Machine (VM) Insights(1.27.4)</ul></li></ul>|1.17.0  |1.27.4|
-| May 2023 | **Windows** <ul><li>Enable Large Event support for all regions</li><li>Update to TroubleShooter 1.4.0</li><li>Fixed issue when Event Log subscription became invalid and wouldn't resubscribe</li><li>AMA: Fixed issue with Large Event sending too large data. Also affecting Custom Log</li></ul> **Linux** <ul><li>Support for CIS and SELinux [hardening](./agents-overview.md)</li><li>Include Ubuntu 22.04.04 (Jammy Jellyfish) in azure-mdsd package publishing</li><li>Move storage SDK patch to build container</li><li>Add system Telegraf counters to AMA</li><li>Drop msgpack and syslog data if not configured in active configuration</li><li>Limit the events sent to Public ingestion pipeline</li><li>**Fixes** <ul><li>Fix mdsd crash in init when in persistent mode </li><li>To avoid a race condition, remove FdClosers from ProtocolListeners </li><li>Fix sed regex special character escaping issue in rpm macro for CentOS 7.3 (Maipo)</li><li>Fix latency and future timestamp issue</li><li>Install AMA syslog configs only if customer is opted in for syslog in DCR</li><li>Fix heartbeat time check</li><li>Skip unnecessary cleanup in fatal signal handler</li><li>Fix case where fast-forwarding may cause intervals to be skipped</li><li>Fix comma separated custom log paths with fluent</li><li>Fix to prevent events folder growing too large and filling the disk</li><li>hot fix (1.26.3) for Syslog</li></ul></li><ul> | 1.16.0.0 | 1.26.2-1.26.5<sup>Hotfix</sup>|
+| May 2023 | **Windows** <ul><li>Enable Large Event support for all regions</li><li>Update to TroubleShooter 1.4.0</li><li>Fixed issue when Event Log subscription became invalid and wouldn't resubscribe</li><li>AMA: Fixed issue with Large Event sending too large data. Also affecting Custom Log</li></ul> **Linux** <ul><li>Support for CIS and SELinux [hardening](./agents-overview.md)</li><li>Include Ubuntu 22.04.04 (Jammy Jellyfish) in azure-mdsd package publishing</li><li>Move storage SDK patch to build container</li><li>Add system Telegraf counters to AMA</li><li>Drop msgpack and syslog data if not configured in active configuration</li><li>Limit the events sent to Public ingestion pipeline</li><li>**Fixes** <ul><li>Fix mdsd crash in init when in persistent mode </li><li>To avoid a race condition, remove FdClosers from ProtocolListeners </li><li>Fix sed regex special character escaping issue in rpm macro for CentOS 7.3 (Maipo)</li><li>Fix latency and future timestamp issue</li><li>Install AMA syslog configs only if customer is opted in for syslog in DCR</li><li>Fix heartbeat time check</li><li>Skip unnecessary cleanup in fatal signal handler</li><li>Fix case where fast-forwarding may cause intervals to be skipped</li><li>Fix comma separated custom log paths with fluent</li><li>Fix to prevent events folder growing too large and filling the disk</li><li>Hotfix (1.26.3) for Syslog</li></ul></li><ul> | 1.16.0.0 | 1.26.2-1.26.5<sup>Hotfix</sup>|
 | Apr 2023 | **Windows** <ul><li>AMA: Enable Large Event support based on Region</li><li>AMA: Upgrade to Fluent Bit version 2.0.9</li><li>Update Troubleshooter to 1.3.1</li><li>Update ME version to 2.2023.331.1521</li><li>Updating package version for AzSecPack 4.26 release</li></ul>|1.15.0|None|
 | 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 |
 | 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> |