Logstash 9.1.7 still has openjdk 21.0.8 2025-07-15 LTS #18425
Description
#18350 was merged and 9.1.7 released to upgrade openjdk to 21.0.9.
I pulled the 9.1.7 Dockerfile
FROM logstash:9.1.7
The image still has 21.0.8 in it
[root@397d6ee024dd logstash]# /usr/share/logstash/bin/logstash --version
Using bundled JDK: /usr/share/logstash/jdk
logstash 9.1.7
[root@397d6ee024dd logstash]# /usr/share/logstash/jdk/bin/java --version
openjdk 21.0.8 2025-07-15 LTS
OpenJDK Runtime Environment Temurin-21.0.8+9 (build 21.0.8+9-LTS)
OpenJDK 64-Bit Server VM Temurin-21.0.8+9 (build 21.0.8+9-LTS, mixed mode, sharing)
[root@397d6ee024dd logstash]#
Thanks,
Robert