we submit spark job to k8s by the following command, and the driver pod got
an error and exit. Anybody can help us to solve it?
./bin/spark-submit \
--master k8s://https://172.21.91.48:6443 \
--deploy-mode cluster \
--conf spark.kubernetes.authenticate.driver.serviceAccountName=spark \
--name spark-pi \
--class org.apache.spark.examples.SparkPi \
--conf spark.executor.instances=1 \
--conf spark.kubernetes.container.image=xxxRepo/spark:v2.4.0 \
local:///opt/spark/examples/jars/spark-examples*.jar \
5
The error detail info as following:
2019-02-13 07:13:06 ERROR SparkContext:91 - Error initializing SparkContext.
org.apache.spark.SparkException: External scheduler cannot be instantiated
at
org.apache.spark.SparkContext$.org$apache$spark$SparkContext$$createTaskScheduler(SparkContext.scala:2794)
at org.apache.spark.SparkContext.<init>(SparkContext.scala:493)
at
org.apache.spark.SparkContext$.getOrCreate(SparkContext.scala:2520)
at
org.apache.spark.sql.SparkSession$Builder$$anonfun$7.apply(SparkSession.scala:935)
at
org.apache.spark.sql.SparkSession$Builder$$anonfun$7.apply(SparkSession.scala:926)
at scala.Option.getOrElse(Option.scala:121)
at
org.apache.spark.sql.SparkSession$Builder.getOrCreate(SparkSession.scala:926)
at org.apache.spark.examples.SparkPi$.main(SparkPi.scala:31)
at org.apache.spark.examples.SparkPi.main(SparkPi.scala)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
org.apache.spark.deploy.JavaMainApplication.start(SparkApplication.scala:52)
at org.apache.spark.deploy.SparkSubmit.org
<http://org.apache.spark.deploy.sparksubmit.org/>
$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:849)
at
org.apache.spark.deploy.SparkSubmit.doRunMain$1(SparkSubmit.scala:167)
at org.apache.spark.deploy.SparkSubmit.submit(SparkSubmit.scala:195)
at
org.apache.spark.deploy.SparkSubmit.doSubmit(SparkSubmit.scala:86)
at
org.apache.spark.deploy.SparkSubmit$$anon$2.doSubmit(SparkSubmit.scala:924)
at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:933)
at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
Caused by: io.fabric8.kubernetes.client.KubernetesClientException: An error
has occurred.
at
io.fabric8.kubernetes.client.KubernetesClientException.launderThrowable(KubernetesClientException.java:62)
at
io.fabric8.kubernetes.client.KubernetesClientException.launderThrowable(KubernetesClientException.java:53)
at
io.fabric8.kubernetes.client.utils.HttpClientUtils.createHttpClient(HttpClientUtils.java:167)
at
org.apache.spark.deploy.k8s.SparkKubernetesClientFactory$.createKubernetesClient(SparkKubernetesClientFactory.scala:84)
at
org.apache.spark.scheduler.cluster.k8s.KubernetesClusterManager.createSchedulerBackend(KubernetesClusterManager.scala:64)
at
org.apache.spark.SparkContext$.org$apache$spark$SparkContext$$createTaskScheduler(SparkContext.scala:2788)
... 20 more
Caused by: java.security.cert.CertificateException: Could not parse
certificate: java.io.IOException: Empty input
at
sun.security.provider.X509Factory.engineGenerateCertificate(X509Factory.java:110)
at
java.security.cert.CertificateFactory.generateCertificate(CertificateFactory.java:339)
at
io.fabric8.kubernetes.client.internal.CertUtils.createTrustStore(CertUtils.java:93)
at
io.fabric8.kubernetes.client.internal.CertUtils.createTrustStore(CertUtils.java:71)
at
io.fabric8.kubernetes.client.internal.SSLUtils.trustManagers(SSLUtils.java:114)
at
io.fabric8.kubernetes.client.internal.SSLUtils.trustManagers(SSLUtils.java:93)
at
io.fabric8.kubernetes.client.utils.HttpClientUtils.createHttpClient(HttpClientUtils.java:63)
... 23 more
Caused by: java.io.IOException: Empty input
at
sun.security.provider.X509Factory.engineGenerateCertificate(X509Factory.java:106)
... 29 more
