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#jdk21 — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #jdk21, aggregated by home.social.

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  1. 100k blocking tasks. A few seconds. On a laptop. With #VirtualThreads in #Java25, that’s reality. Mihaela Gheorghe-Roman explains what changed since #JDK21 & why thread-per-request is back. Still running huge thread pools?

    Rethink: javapro.io/2026/03/05/java-25-

    #ProjectLoom @openjdk

  2. 100k blocking tasks. A few seconds. On a laptop. With #VirtualThreads in #Java25, that’s reality. Mihaela Gheorghe-Roman explains what changed since #JDK21 & why thread-per-request is back. Still running huge thread pools?

    Rethink: javapro.io/2026/03/05/java-25-

    #ProjectLoom @openjdk

  3. 100k blocking tasks. A few seconds. On a laptop. With #VirtualThreads in #Java25, that’s reality. Mihaela Gheorghe-Roman explains what changed since #JDK21 & why thread-per-request is back. Still running huge thread pools?

    Rethink: javapro.io/2026/03/05/java-25-

    #ProjectLoom @openjdk

  4. 100k blocking tasks. A few seconds. On a laptop. With #VirtualThreads in #Java25, that’s reality. Mihaela Gheorghe-Roman explains what changed since #JDK21 & why thread-per-request is back. Still running huge thread pools?

    Rethink: javapro.io/2026/03/05/java-25-

    #ProjectLoom @openjdk

  5. 🚀 Call for Contributors – #JVM #Performance #Benchmarks

    If you're interested in contributing to the #JVM #Performance #Benchmarks project - an initiative that gained significant traction in the #Java community through our recent #JDK17 and #JDK21 analyses - check out the repo:

    🔗 github.com/ionutbalosin/jvm-pe

    🧵 DM me or open a PR to get started

    #Java #JVM #OpenJDK #GraalVM #JMH #Performance #OpenSource

  6. 🚀 Call for Contributors – #JVM #Performance #Benchmarks

    If you're interested in contributing to the #JVM #Performance #Benchmarks project - an initiative that gained significant traction in the #Java community through our recent #JDK17 and #JDK21 analyses - check out the repo:

    🔗 github.com/ionutbalosin/jvm-pe

    🧵 DM me or open a PR to get started

    #Java #JVM #OpenJDK #GraalVM #JMH #Performance #OpenSource

  7. 🚀 Call for Contributors – #JVM #Performance #Benchmarks

    If you're interested in contributing to the #JVM #Performance #Benchmarks project - an initiative that gained significant traction in the #Java community through our recent #JDK17 and #JDK21 analyses - check out the repo:

    🔗 github.com/ionutbalosin/jvm-pe

    🧵 DM me or open a PR to get started

    #Java #JVM #OpenJDK #GraalVM #JMH #Performance #OpenSource

  8. 🚀 Call for Contributors – #JVM #Performance #Benchmarks

    If you're interested in contributing to the #JVM #Performance #Benchmarks project - an initiative that gained significant traction in the #Java community through our recent #JDK17 and #JDK21 analyses - check out the repo:

    🔗 github.com/ionutbalosin/jvm-pe

    🧵 DM me or open a PR to get started

    #Java #JVM #OpenJDK #GraalVM #JMH #Performance #OpenSource

  9. 🚀 Call for Contributors – #JVM #Performance #Benchmarks

    If you're interested in contributing to the #JVM #Performance #Benchmarks project - an initiative that gained significant traction in the #Java community through our recent #JDK17 and #JDK21 analyses - check out the repo:

    🔗 github.com/ionutbalosin/jvm-pe

    🧵 DM me or open a PR to get started

    #Java #JVM #OpenJDK #GraalVM #JMH #Performance #OpenSource

  10. @svenruppert In #JabRef, we stick with #JDK21, because the new features of JDK22 do not outweigh the updates the effort of Linux distributions packaging our app with a more recent #JDK. Regarding #JavaFX, we always go with the latest release - and also build with the latest EA version to enable testing by Linux users whether their bugs (mostly with Gnome and i3) are fixed. Our #GitHub #workflow is github.com/JabRef/jabref/blob/.

  11. @svenruppert In #JabRef, we stick with #JDK21, because the new features of JDK22 do not outweigh the updates the effort of Linux distributions packaging our app with a more recent #JDK. Regarding #JavaFX, we always go with the latest release - and also build with the latest EA version to enable testing by Linux users whether their bugs (mostly with Gnome and i3) are fixed. Our #GitHub #workflow is github.com/JabRef/jabref/blob/.

  12. @svenruppert In #JabRef, we stick with #JDK21, because the new features of JDK22 do not outweigh the updates the effort of Linux distributions packaging our app with a more recent #JDK. Regarding #JavaFX, we always go with the latest release - and also build with the latest EA version to enable testing by Linux users whether their bugs (mostly with Gnome and i3) are fixed. Our #GitHub #workflow is github.com/JabRef/jabref/blob/.

  13. Dive into the latest advancements in #Java with our latest article on JDK 21's virtual threads: bit.ly/4cEppIA

    This analysis compares the performance of virtual threads with Open Liberty's thread pool, focusing on key findings such as throughput, ramp-up times, and memory footprint. While virtual threads offer several advantages, they also show unexpected performance issues, especially in CPU-intensive workloads.

    This analysis guides Java developers on when and how to use virtual threads in their applications.

    #JDK21 #VirtualThreads #OpenLiberty

  14. Dive into the latest advancements in #Java with our latest article on JDK 21's virtual threads: bit.ly/4cEppIA

    This analysis compares the performance of virtual threads with Open Liberty's thread pool, focusing on key findings such as throughput, ramp-up times, and memory footprint. While virtual threads offer several advantages, they also show unexpected performance issues, especially in CPU-intensive workloads.

    This analysis guides Java developers on when and how to use virtual threads in their applications.

    #JDK21 #VirtualThreads #OpenLiberty

  15. Dive into the latest advancements in #Java with our latest article on JDK 21's virtual threads: bit.ly/4cEppIA

    This analysis compares the performance of virtual threads with Open Liberty's thread pool, focusing on key findings such as throughput, ramp-up times, and memory footprint. While virtual threads offer several advantages, they also show unexpected performance issues, especially in CPU-intensive workloads.

    This analysis guides Java developers on when and how to use virtual threads in their applications.

    #JDK21 #VirtualThreads #OpenLiberty

  16. Dive into the latest advancements in #Java with our latest article on JDK 21's virtual threads: bit.ly/4cEppIA

    This analysis compares the performance of virtual threads with Open Liberty's thread pool, focusing on key findings such as throughput, ramp-up times, and memory footprint. While virtual threads offer several advantages, they also show unexpected performance issues, especially in CPU-intensive workloads.

    This analysis guides Java developers on when and how to use virtual threads in their applications.

    #JDK21 #VirtualThreads #OpenLiberty

  17. Dive into the latest advancements in with our latest article on JDK 21's virtual threads: bit.ly/4cEppIA

    This analysis compares the performance of virtual threads with Open Liberty's thread pool, focusing on key findings such as throughput, ramp-up times, and memory footprint. While virtual threads offer several advantages, they also show unexpected performance issues, especially in CPU-intensive workloads.

    This analysis guides Java developers on when and how to use virtual threads in their applications.

  18. avis partagé !! RT @AlexisHassler Avec le JDK 21, les virtual threads sont séduisants. Par contre au niveau inspection c'est galère. #jdk #jdk21 #VirtualThreads

  19. avis partagé !! RT @AlexisHassler Avec le JDK 21, les virtual threads sont séduisants. Par contre au niveau inspection c'est galère. #jdk #jdk21 #VirtualThreads

  20. avis partagé !! RT @AlexisHassler Avec le JDK 21, les virtual threads sont séduisants. Par contre au niveau inspection c'est galère. #jdk #jdk21 #VirtualThreads

  21. avis partagé !! RT @AlexisHassler Avec le JDK 21, les virtual threads sont séduisants. Par contre au niveau inspection c'est galère. #jdk #jdk21 #VirtualThreads

  22. Il n'apparaissent pas avec jstack, jconsole ou visualvm.
    Avec jcmd, on les voit avec la commande Thread.dump_to_file, mais pas avec Thread.print 🤯.
    #jdk #jdk21 #VirtualThreads

  23. Il n'apparaissent pas avec jstack, jconsole ou visualvm.
    Avec jcmd, on les voit avec la commande Thread.dump_to_file, mais pas avec Thread.print 🤯.
    #jdk #jdk21 #VirtualThreads

  24. Il n'apparaissent pas avec jstack, jconsole ou visualvm.
    Avec jcmd, on les voit avec la commande Thread.dump_to_file, mais pas avec Thread.print 🤯.
    #jdk #jdk21 #VirtualThreads

  25. Il n'apparaissent pas avec jstack, jconsole ou visualvm.
    Avec jcmd, on les voit avec la commande Thread.dump_to_file, mais pas avec Thread.print 🤯.
    #jdk #jdk21 #VirtualThreads

  26. Avec le JDK 21, les virtual threads sont séduisants. Par contre au niveau inspection c'est galère.
    #jdk #jdk21 #VirtualThreads

  27. Avec le JDK 21, les virtual threads sont séduisants. Par contre au niveau inspection c'est galère.
    #jdk #jdk21 #VirtualThreads

  28. Avec le JDK 21, les virtual threads sont séduisants. Par contre au niveau inspection c'est galère.
    #jdk #jdk21 #VirtualThreads

  29. Avec le JDK 21, les virtual threads sont séduisants. Par contre au niveau inspection c'est galère.
    #jdk #jdk21 #VirtualThreads

  30. "JAVA IS HERE TO STAY!"

    #Java developers,

    Truly one of the most positive and upbeat Java articles I've encountered in a while. Have a read! Please AMPLIFY!
    💜☕️

    #JDK #JDK21 #Java21 #OpenJDK

    itpro.com/software/development

  31. "JAVA IS HERE TO STAY!"

    #Java developers,

    Truly one of the most positive and upbeat Java articles I've encountered in a while. Have a read! Please AMPLIFY!
    💜☕️

    #JDK #JDK21 #Java21 #OpenJDK

    itpro.com/software/development

  32. "JAVA IS HERE TO STAY!"

    #Java developers,

    Truly one of the most positive and upbeat Java articles I've encountered in a while. Have a read! Please AMPLIFY!
    💜☕️

    #JDK #JDK21 #Java21 #OpenJDK

    itpro.com/software/development

  33. "JAVA IS HERE TO STAY!"

    #Java developers,

    Truly one of the most positive and upbeat Java articles I've encountered in a while. Have a read! Please AMPLIFY!
    💜☕️

    #JDK #JDK21 #Java21 #OpenJDK

    itpro.com/software/development

  34. "JAVA IS HERE TO STAY!"

    #Java developers,

    Truly one of the most positive and upbeat Java articles I've encountered in a while. Have a read! Please AMPLIFY!
    💜☕️

    #JDK #JDK21 #Java21 #OpenJDK

    itpro.com/software/development

  35. There has been some interesting discussion on #JakartaEE 11 and #Java servers over on Twitter. The draft of the spec has been updated to require JDK 17 rather than requiring JDK 21. I agree with the decision. To maximize adoption, JakartaEE must support JDK 17 and optionally JDK 21. Dropping JDK 11 is the best we can hope for right now.
    #JakartaEE11 #OpenJDK #OpenSource #JDK21 #JDK17 #JDK11 #WildFly #GlassFish #OpenLiberty #Tomcat #Jetty

  36. There has been some interesting discussion on 11 and servers over on Twitter. The draft of the spec has been updated to require JDK 17 rather than requiring JDK 21. I agree with the decision. To maximize adoption, JakartaEE must support JDK 17 and optionally JDK 21. Dropping JDK 11 is the best we can hope for right now.

  37. There has been some interesting discussion on #JakartaEE 11 and #Java servers over on Twitter. The draft of the spec has been updated to require JDK 17 rather than requiring JDK 21. I agree with the decision. To maximize adoption, JakartaEE must support JDK 17 and optionally JDK 21. Dropping JDK 11 is the best we can hope for right now.
    #JakartaEE11 #OpenJDK #OpenSource #JDK21 #JDK17 #JDK11 #WildFly #GlassFish #OpenLiberty #Tomcat #Jetty

  38. There has been some interesting discussion on #JakartaEE 11 and #Java servers over on Twitter. The draft of the spec has been updated to require JDK 17 rather than requiring JDK 21. I agree with the decision. To maximize adoption, JakartaEE must support JDK 17 and optionally JDK 21. Dropping JDK 11 is the best we can hope for right now.
    #JakartaEE11 #OpenJDK #OpenSource #JDK21 #JDK17 #JDK11 #WildFly #GlassFish #OpenLiberty #Tomcat #Jetty