Spark Streaming only process the NEW files after it started, so you should point it to a directory, and copy the file into it after started.
On Fri, Sep 4, 2015 at 5:15 AM, Kamilbek <kamilh...@gmail.com> wrote: > I use spark 1.3.1 and Python 2.7 > > It is my first experience with Spark Streaming. > > I try example of code, which reads data from file using spark streaming. > > This is link to example: > https://github.com/apache/spark/blob/master/examples/src/main/python/streaming/hdfs_wordcount.py > > My code is the following: > > conf = (SparkConf() > .setMaster("local") > .setAppName("My app") > .set("spark.executor.memory", "1g")) > sc = SparkContext(conf = conf) > ssc = StreamingContext(sc, 1) > lines = ssc.textFileStream('../inputs/2.txt') > counts = lines.flatMap(lambda line: line.split(" "))\ > .map(lambda x: (x, 1))\ > .reduceByKey(lambda a, b: a+b) > counts.pprint() > ssc.start() > ssc.awaitTermination() > > > content of 2.txt file is following: > > a1 b1 c1 d1 e1 f1 g1 > a2 b2 c2 d2 e2 f2 g2 > a3 b3 c3 d3 e3 f3 g3 > > > I expect that something related to file content will be in console, but > there are nothing. Nothing except text like this each second: > > ------------------------------------------- > Time: 2015-09-03 15:08:18 > ------------------------------------------- > > and Spark's logs. > > Do I do some thing wrong? Otherwise why it does not work? > > > > -- > View this message in context: > http://apache-spark-user-list.1001560.n3.nabble.com/Python-Spark-Streaming-example-with-textFileStream-does-not-work-Why-tp24579.html > Sent from the Apache Spark User List mailing list archive at Nabble.com. > > --------------------------------------------------------------------- > To unsubscribe, e-mail: user-unsubscr...@spark.apache.org > For additional commands, e-mail: user-h...@spark.apache.org > --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@spark.apache.org For additional commands, e-mail: user-h...@spark.apache.org
