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CMS Cloud
Weekly change newsletter 8/21/2025

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Each week, the CMS Cloud program provides a list of upcoming changes, maintenance windows, and updates to help customers build awareness and plan effectively and summarizes changes from the previous week.

This newsletter includes:

* Completed change summary for the week of 8/14/2025 [ #CC ]
* 8/24/2025 - Restart Production and Non-Prod HEC Servers [ #HEC ]
* 8/27/2025 - Marketplace SSM patching - IMPL [ #SSMIMPL ]
* 8/27/2025 - Non-Marketplace SSM patching - PROD [ #SSMPROD ]
* 8/27/2025 - Splunk Universal Forwarder Agent Upgrade to 9.4.2 [ #Splunk ]
* 8/27/2025 - Azure Update Manager Patching - PROD [ #Azurepatch ]

Completed change summary for the week of 8/14/2025

* 8/15/2025 - Splunk Prod - Increase Indexer Instances for OE13
* 8/16/2025 - Lambda runtime upgrade version to 22.x on all AWS accounts
* 8/20/2025 - Non- Marketplace SSM patching - DEV/TEST/IMPL
* 8/20/2025 - Marketplace SSM patching - DEV/TEST
* 8/20/2025 - Splunk Universal Forwarder Agent upgrade to 9.4.2
* 8/20/2025 - Azure Update Manager patching - DEV/TEST/IMPL

 

To learn details about previous changes please go to the News and Updates [ https://cloud.cms.gov/News ] section on cloud.cms.gov. (Secure Access required)

For Patching and Gold Image release schedule please view :Patching and Gold Image Release Calendar - 2025 [ https://cloud.cms.gov/cms-cloud-patching-gold-image-calendar-new ]

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8/24/2025 - Restart Production and Non-Prod HEC Servers

*Summary:*

The CMS Hybrid Cloud Splunk team will perform a rolling restart of the HEC Splunk Services. This will be performed weekly as part of Open Enrollment activities.

*Actions we are taking:*


* Restarting the Prod and Non-Prod HEC Forwarders

*When is this happening?*

Start Time: Sunday 8/24/2025 at 08:00 a.m. ET

End Time:  Sunday, 8/24/2025 at 11:00 a.m. ET

*Who will be impacted?*

MITG and MSI

*What is the impact?* 

We have 45 prod HEC services and 18 Non-Prod and we only restart 5 at a time. The majority of load balanced HEC servers will be available as the restarts progress and they have sufficient capacity to handle all ingest streams.

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8/27/2025 - Marketplace SSM patching - IMPL

*Summary:*

As part of our normal patching, the CMS Hybrid Cloud team will apply the latest Windows and Linux patches on Wednesday, 8/27/2025 at 9:00 p.m. ET.  The week's patches will impact the IMPL environment for the affected Marketplace applications noted below.

*Actions we are taking: *


* Marketplace IMPL
* SSM Linux & Windows Vulnerability Patching

*When is this happening?*

Start Time: Wednesday, 8/27/2025 at 9:00 p.m. ET

End Time:  Thursday, 8/28/2025 at 2:00 a.m ET

*Who will be impacted?* 

FFM_Opera, XES - CyberArk, OCEAN, VAMS, TWS, XES - XOC Tools, SERVIS, FFM_Shared_Services, FFM MLMS, XES - MSI Tech Lab, FFM_FM, FFM_TWS, FFM_PM, XES - Service Virtualization

DSRS, FFM, FFM DSH, FFM EDI, FFM EFT, FFM ESDCU, MCR, FLH, OC Base- FLH, OC Base PET, FFM_MNPS

*What is the impact? *

Patches will be transmitted to the affected areas. For some customers, reboots may occur depending upon the tags applied.

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8/27/2025 - Non-Marketplace SSM patching - PROD

*Summary:*

As part of our normal patching, the CMS Hybrid Cloud team will apply the latest Windows and Linux patches on Wednesday,  8/27/2025 at 9:00 p.m. ET.  The week's patches will impact the PROD environment for the affected Non-Marketplace applications noted below.

*Actions we are taking: *


* Non-Marketplace PROD
* SSM Linux & Windows Vulnerability Patching

*When is this happening?*

Start Time: Wednesday, 8/27/2025 at 9:00 p.m. ET

End Time:  Thursday, 8/28/2025 at 2:00 a.m ET

*Who will be impacted? *

Reboot - CEDAR, FFSDCS, RASS, OC Base- eLDAP, SC CLIA, NTP LMS, Spott MACBIS, MDP, OC Base- WNMG, NEIL/HRES, OC Base- EWST, MacFin, eAPD Hi-C, OC Base- CMS Cloud Legacy, OC Base- DevSecOps SecDevOps, iServ, MDP, PECOS2.0, SEI, OC Base- PWSS, TRA, CMS ARTS, MCIM, RAD Analysis Tools, MCIM, Perm,  CMS Cloud - CRE, CMS Cloud - Enterprise Agile Tools, CMS Cloud tamer, CMS Cloud - CARD, CMS Cloud - ECS Fargate, CMS Cloud - Direct Connect, CMS Cloud - Jfrog SonarCube, CMS Cloud - DNS Prod, CMS Cloud - SRE, CMS Cloud - Governance 2.0, MEOWx, CMS Cloud - CloudBees Jenkins, CMS Cloud - CET, CMS Cloud - DevSecOps, CMS Cloud - Utilities, CMS Cloud - Testrail, CMS Cloud - CircleCI, CMS Cloud - Sam GSS Security GovCloud, SWIFT, AWS HEIDI, MDX, MSPSC

*No reboot* -  MEPBS, EACMS, MacPro, PS&R, RDS, OC Base- APIM GEO, 1115 PMDA, CMS Cloud - Governance 2.0, CMS Cloud - QuickDNS, CMS Cloud - CMSNet, CMS Cloud - CCG Web Content, CMS Cloud - Network Arch, CMS Cloud - VPC Automation, CMS Cloud - Security Team, CMS Cloud - CCG Web Content, CMS Cloud Temporal, CMS Cloud - Splunk, CMS Cloud - CET, AWS GSS Security GC, CMS Cloud - Splunk GovCloud Dev, occonfluence, ocjira, miniorange, ocsonarqube, MTF-PM,  NDW, MacFin, MTF-DM

*What is the impact? *

Patches will be transmitted to the affected areas. For some customers, reboots may occur depending upon the tags applied

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8/27/2025 - Splunk Universal Forwarder Agent Upgrade to 9.4.2

*Summary:*

Splunk Universal Forwarder (UF) agents installed and patched via SSM will be updated to version 9.4.2. This will not require a reboot or any action by customers.

*Actions we are taking:*


* Non-Marketplace PROD
* Marketplace IMPL

*When is this happening?*

Start Time: Wednesday, 8/27/2025 at 8:00 p.m. ET

End Time: Wednesday, 8/27/2025 at 9:00 p.m. ET

*Who will be impacted?*

All customers with Splunk UF installed and managed by CMS OIT Hybrid Cloud team in the environments noted above will have their agents updated via SSM. All other environments will be updated in the next change cycle.

CEDAR, Million Hearts, FFSDCS, RASS, OC Base- eLDAP, SC CLIA, NTP LMS, Spott MACBIS, MDP, OC Base- WNMG, NEIL/HRES, OC Base- EWST, MacFin, eAPD Hi-C, OC Base- CMS Cloud Legacy, OC Base- DevSecOps SecDevOps, iServ, MDP, PECOS2.0, SEI, OC Base- PWSS, TRA, CMS ARTS, MCIM, RAD Analysis Tools, MCIM, Perm,  CMS Cloud - CRE, CMS Cloud - Enterprise Agile Tools, CMS Cloud tamer, CMS Cloud - CARD, CMS Cloud - ECS Fargate, CMS Cloud - Direct Connect, CMS Cloud - Jfrog SonarCube, CMS Cloud - DNS Prod, CMS Cloud - SRE, CMS Cloud - Governance 2.0, MEOWx, CMS Cloud - CloudBees Jenkins, CMS Cloud - CET, CMS Cloud - DevSecOps, CMS Cloud - Utilities, CMS Cloud - Testrail, CMS Cloud - CircleCI, CMS Cloud - Sam GSS Security GovCloud, SWIFT, AWS HEIDI, MDX, MSPSC

MEPBS, EACMS, MacPro, PS&R, RDS, OC Base- APIM GEO, 1115 PMDA, CMS Cloud - Governance 2.0, CMS Cloud - QuickDNS, CMS Cloud - CMSNet, CMS Cloud - CCG Web Content, CMS Cloud - Network Arch, CMS Cloud - VPC Automation, CMS Cloud - Security Team, CMS Cloud - CCG Web Content, CMS Cloud Temporal, CMS Cloud - Splunk, CMS Cloud - CET, AWS GSS Security GC, CMS Cloud - Splunk GovCloud Dev, occonfluence, ocjira, miniorange, ocsonarqube, MTF-PM,  NDW, MacFin, MTF-DM

FFM_Opera, FFM_QAO XES - CyberArk, OCEAN, VAMS, TWS, XES - XOC Tools, SERVIS, FFM_Shared_Services, FFM MLMS, XES - MSI Tech Lab, FFM_FM, FFM_TWS, FFM_PM, XES - Service Virtualization

DSRS, FFM, FFM DSH, FFM EDI, FFM EFT, FFM ESDCU, MCR, FLH, OC Base- FLH, OC Base PET, FFM_MNPS

*What is the impact? *

There will be no impacts to customers.

 

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8/27/2025 - Azure Update Manager Patching - PROD

*Summary:*

As part of our normal patching, the CMS Hybrid Cloud team will apply the latest Windows and Linux patches on Wednesday, 8/27/2025 at 9:00 p.m. ET.  The week's patches will impact the PROD environment for the affected MAG applications noted below.

*Actions we are taking:*


* MAG PROD
* MAG Linux & Windows Vulnerability Patching

*When is this happening?*

Start Time: Wednesday, 8/27/2025 at 9:00 p.m. ET

End Time:  Thursday, 8/28/2025 at 2:00 a.m. ET

*Who will be impacted?*

RG-SS-LDAP-PROXY-PROD, rg-splunk-prod

*What is the impact? *

Patches will be transmitted to the affected areas. For some customers, reboots may occur depending upon the tags applied.

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Need help? We are here to support you.

If you have any questions, don't hesitate to reach out to your assigned Hosting Coordinator. CMS IT Support can be reached via cloudsupport@cms.hhs.gov, <cloudsupport@cms.hhs.gov> or call (800) 562-1963, and is documented here at Support Page [ https://cloud.cms.gov/cms-cloud-get-help ] on cloud.cms.gov [ http://cloud.cms.gov/ ].

 

 

 

*Urgent Reminder - New DLTA Version v3.2.5a Now Available!*

*Summary:*

The new version of DLTA (v3.2.5a), now using Node.js 20, is available in the AWS Service Catalog.
This update ensures compatibility with AWS Lambda, as* Node.js 18 will be deprecated on September 1st 2025.* We recommend updating to this version to maintain support and avoid disruptions.

*Actions:*

The DLTA v3.2.5a version was released to AWS Service Catalog on August 14.  It upgrades Lambda NodeJS version from 18 to 20.

Reference:


* https://cloud.cms.gov/introduction-aws-service-catalog
* https://cloud.cms.gov/getting-started-distributed-load-testing-aws

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Office of Information Technology








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