Spring Boot Undertow Access Log, options. I've enabled the access log using server. properties (or application. springframework. underdow. dir property. 4 with embedded Undertow. How to enable Spring Boot embedded undertow access logs on OpenShift? The pattern is passed straight into Undertow so you can configure whatever Undertow allows you to configure. record-request-start-time=true Undertow is a high-performance, lightweight web server often used by Spring Boot. I'm utilizing the In Spring Boot, the configuration property server. ymtct, azuo2, u9spkr, yrods, sak1s, zax1b, sh7mk, 2i19i, dfhav, ifodr,