Moonbeam Agent Release (2.16.5)

Released: September 22, 2025

Enterprise Version: 2.16.5.121

Platforms Tested

Playwright
- Capture response body after each Network.responseReceived event
Web HTTP
- Made Kerberos authentication compatible with system-level proxy
Agent
- Oracle Linux 9 support
- Test retries
  - Modified the Agent test execution logic to queue and retry tests in the situation where there is no available capacity on the node
- TxEng memory usage improvements
- Updated request and response header character limit from 8192 to 12000.
- Added configuration key for specific monitors to support wildcards in test URLs

Playwright/Puppeteer (not supported on RHEL7 / Amazon Linux 2)
- Code 12017 was reported if a request didn't finish
- Test was not passing when "40x or 50x Mark Successful" was enabled for a 401 response code
- First paint metric shown as N/A
- Setting multiple global variables in a single Playwright transaction test failed
- Playwright results processing doesn't handle malformed URLs correctly
- Playwright test dropped when Promise.reject is used
- Browser cache not honored when credentials are used for requests
- Enforce failure at 60/90/120 sec timeout not being honored
- Initiator URL not displayed for requests
DNS Experience
- Added additional logging for failures case on first step of test
- Segfault when no nameserver configured on a node
Web HTTP
- Error code 55400 displayed when wrong port used for Kerberos domain controller
Agent
- Fixed DNS settings being reset on reboot for Ubuntu systems