mp;&&&&&&&&&&&&
InputReportAndFileName fileName &&&&&&&&&&&&& InputReportAndFileName fileName
file:///Users/abc/Desktop/test/Streaming/b&&&&&&&&&&&&& InputReportAndFileName
file
def getInputFilePath: UTF8String = inputBlock.get().get().filePath
Can anyone help me understand what does it mean by file name unknown hence
above API returning blank filename below.
On Monday, October 11, 2021, 08:43:42 PM PDT, Alchemist
wrote:
Hello all,
I am trying to extract file
Hello all,
I am trying to extract file name like following but intermittanly we are
getting empty file name.
Step 1: Get SchemaStructType jsonSchema = sparkSession.read()
.option("multiLine", true) .json("src/main/resources/sample.json")
.schema();Step2: Get Input DataSetDataset inputDS =
Issue: We are using wholeTextFile() API to read files from S3. But this API
is extremely SLOW due to reasons mentioned below. Question is how to fix this
issue?
Here is our analysis so FAR:
Issue is we are using Spark WholeTextFile API to read s3 files. WholeTextFile
API works in two step.
How to optimize s3 list S3 file using wholeTextFile(): We are using
wholeTextFile to read data from S3. As per my understanding wholeTextFile
first list files of given path. Since we are using S3 as input source, then
listing files in a bucket is single-threaded, the S3 API for listing the
I am running a simple Spark structured streaming application that is pulling
data from a Kafka Topic. I have a Kafka Topic with nearly 1000 partitions. I am
running this app on 6 node EMR cluster with 4 cores and 16GB RAM. I observed
that Spark is trying to pull data from all 1024 Kafka
How to repartition Spark DStream Kafka ConsumerRecord RDD. I am getting
uneven size of Kafka topics.. We want to repartition the input RDD based on
some logic.
But when I try to apply the repartition I am getting "object not serializable
(class:
aI am using Spark to write data to Hbase, I can read data just fine but write
is failing with following exception. I found simila issue that got resolved by
adding *site.xml and hbase JARs. But it is npot working for me.
JavaPairRDD tablePuts =
I am trying to parallelize a simple Spark program processes HBASE data in
parallel.// Get Hbase RDD
JavaPairRDD hBaseRDD = jsc
.newAPIHadoopRDD(conf, TableInputFormat.class,
ImmutableBytesWritable.class, Result.class);
long
CodeJavaSparkContext sc = new JavaSparkContext(sparkConf); SQLContext
sqlContext = new org.apache.spark.sql.SQLContext(sc);
Map map = new HashMap(); map.put("zkUrl",
args[2]); map.put("table", args[1]); map.put("driver",
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