Dmitry Chuyko JVM on ARM JVM Team from sensor to cloud · 2019-04-24 · Dmitry Chuyko JVM on ARM...
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1 WWW.BELL-SW.COM 1 WWW.BELL-SW.COM Dmitry Chuyko JVM Team JVM on ARM from sensor to cloud
Transcript of Dmitry Chuyko JVM on ARM JVM Team from sensor to cloud · 2019-04-24 · Dmitry Chuyko JVM on ARM...
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Dmitry ChuykoJVM TeamJVM on ARM
from sensor to cloud
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Who we are
Dmitry Chuyko @dchuyko
http://bell-sw.comLiberica JDK– verified OpenJDK binary
Ex-employers
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Recent statistics
blogs.oracle.com/java-platform-group/the-arrival-of-java-12
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Java is 24. Still WORA
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Mature evolving open source technologymedium.com/@javachampions/java-is-still-free-2-0-0-6b9aa8d6d244
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JVM Specification Variety of languages Ecosystem Security
Managed Platform Data typing Verification Memory management
APIs Cryptography Authentication Public Key Infrastructure
Linux Containers
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JVM Variety of implementations Variety of platforms
Binary distributions
Security Critical patch updates
Linux Containers
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Binaries Tarballs, installers Apt, yum Docker Hub Other channels
bell-sw.com/java.html
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Binaries
For the edge Device IO (I2C, DAC/ADC,
GPIO, UART, SPI) OpenJFX (EGL, FB)
For the cloud Fast Server VM GCs (G1, Shenandoah…) Compilers (C2, Graal) JFR, AOT, AppCDS...
Release Notes
Derive app runtimes: JDK 11 ARMv7 with Minimal VM and java.base is 17 MB, including Security manager
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Linux Containers Standard deployment
nowadays Java 8, 11, 12, 13+ gets
special support cgroups Namespaces
Everyone needs base images
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Base imageshttps://hub.docker.com/u/bellsoft
JRE 8 JDK 11
Debian 227 MB 622 MB
Centos 307 MB 702 MB
Alpine 114 MB 509 MB
Alpine muslbase
37 MB
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Base images
Java versions 12 11 (LTS) 8 (LTS)
Distro Debian CentOS Alpine Alpine musl
Arch x86_64 ARM64 ARM32
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Example
Streaming
BundleManagement
SensorGateway Kiosk
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Demo
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OSGi Device Management Manage devices Deploy bundles Control bundles Set permissions
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Gateway. Bundle
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Gateway. DIO Sensor & Kotlin
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Gateway. Kafka
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Cloud. Kafka & Docker
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Kiosk. OpenJFX & Kafka
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Kiosk
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Summary
• Liberica JDK on Arm brings value to the ecosystem from edge or devices to cloud– Min runtime: 17 Mb footprint and energy savings
– Max runtime: Optimized for throughput, low latency on high-end ARM servers
• JVM runtime unleashes polyglot programming approach– Java, Scala, Kotlin, you name it
• Running on JVM runtime allows to re-use applications and libraries on ARM hardware with zero changes
• Liberica JDK is available for edge and cloud– Free for use and distribution
– With commercial support option (24x7 worldwide coverage extending from servers and clouds to edge and any screen)
