More Throwable information

Open wenwj0 opened this issue 3 years ago • 1 comments

I used spark 3.3.0, which includes netlib v2.2.1. When I ran spark on jdk17, i got a warning from yarn logs WARN InstanceBuilder$JavaBLAS: Failed to load implementation from:dev.ludovic.netlib.blas.VectorBLAS. I debug and found that the throwable message is java.lang.NoClassDefFoundError: jdk/incubator/vector/Vector, after i added jvm options--add-modules=jdk.incubator.vector to spark, this warning disappered.

https://github.com/luhenry/netlib/blob/c63517f82c888bdcf2b348d44784376610ceb7fa/blas/src/main/java/dev/ludovic/netlib/blas/InstanceBuilder.java#L72

I think this warning messages can be written in more detail.

Aug 16 '22 08:08 wenwj0

When doing #27 I thought about adding a hint with respect to add-modules to the log message, but decided against it, as I think this could be problematic in the future when the vector API is fully integrated into Java. People using this new JDK but an older version of netlib would get a suggestion that would not work then, as there will be no jdk.incubator.vector.

Sep 05 '25 15:09 uhoefel