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Name

Default Value

Description

overwrite

true

The file can be overwritten

bufferSize

4096

The buffer size used by HDFS

replication

3

The HDFS replication factor

blockSize

67108864

The size of the HDFS blocks

fileType

NORMAL_FILE

It can be SEQUENCE_FILE,
MAP_FILE, ARRAY_FILE, or
BLOOMMAP_FILE, see Hadoop

fileSystemType

HDFS

It can be LOCAL for local filesystem

keyType

NULL

The type for the key in case of
sequence or map files. See below.

valueType

TEXT

The type for the key in case of
sequence or map files. See below.

splitStrategy

 

A string describing the strategy on
how to split the file based on different
criteria. See below.

openedSuffix

opened

When a file is opened for reading/
writing the file is renamed with this
suffix to avoid to read it during the
writing phase.

readSuffix

read

Once the file has been read is
renamed with this suffix to avoid to
read it again.

initialDelay

0

For the consumer, how much to wait (milliseconds)
before to start scanning the directory.

delay

0

Then The interval (milliseconds) between the directory
scans.

pattern

*

The pattern used for scanning the
directory

chunkSize

4096

When reading a normal file, this is split
into chunks producing a message per
chunk

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