water

Class H2O.OptArgs

java.lang.Object

water.H2O.BaseArgs

water.H2O.OptArgs

Enclosing class:

H2O

public static class H2O.OptArgs
extends H2O.BaseArgs

A class containing all of the arguments for H2O.

Field Summary

Fields

Modifier and Type	Field and Description
java.lang.String	aws_credentials -aws_credentials=aws_credentials; properties file for aws credentials
boolean	cleaner -cleaner; enable user-mode spilling of big data to disk in ice_root
boolean	client -client, -client=true; Client-only; no work; no homing of Keys (but can cache)
boolean	disable_web -disable_web; disable Jetty and REST API interface
java.lang.String	flatfile -flatfile=flatfile; Specify a list of cluster IP addresses
java.lang.String	flow_dir -flow_dir=/path/to/dir; directory to save flows in
java.lang.String	ga_hadoop_ver --ga_hadoop_ver=ga_hadoop_ver; Version string for Hadoop
boolean	ga_opt_out --ga_opt_out; Turns off usage reporting to Google Analytics
java.lang.String	hdfs_config -hdfs_config=hdfs_config; configuration file of the HDFS
boolean	hdfs_skip -hdfs_skip=hdfs_skip; used by Hadoop driver to not unpack and load any HDFS jar file at runtime.
boolean	help -help, -help=true; print help and exit
java.lang.String	ice_root -ice_root=ice_root; ice root directory; where temp files go
java.lang.String	log_dir -log_dir=/path/to/dir; directory to save logs in
java.lang.String	log_level -log_level=log_level; One of DEBUG, INFO, WARN, ERRR.
boolean	md5skip -md5skip, -md5skip=true; test-only; Skip the MD5 Jar checksum; allows jars from different builds to mingle in the same cloud
java.lang.String	name -name=name; Set cloud name
boolean	noLatestCheck -no_latest_check Do not attempt to retrieve latest H2O version from S3 on startup
short	nthreads -nthreads=nthreads; Max number of F/J threads in the low-priority batch queue
boolean	quiet -quiet Enable quiet mode and avoid any prints to console, useful for client embedding
boolean	random_udp_drop -random_udp_drop, -random_udp_drop=true; test only, randomly drop udp incoming
static java.lang.String	SYSTEM_DEBUG_CORS
static java.lang.String	SYSTEM_PROP_PREFIX
boolean	useUDP
boolean	version -version, -version=true; print version and exit

Fields inherited from class water.H2O.BaseArgs

baseport, context_path, form_auth, hash_login, internal_security_conf, internal_security_enabled, ip, jks, jks_pass, kerberos_login, ldap_login, login_conf, network, pam_login, port, session_timeout, user_name, web_ip

Constructor Summary

Constructors

Constructor and Description
H2O.OptArgs()

Method Summary

Methods

Modifier and Type	Method and Description
boolean	launchedWithHadoopJar() Whether this H2O instance was launched on hadoop (using 'hadoop jar h2odriver.jar') or not.
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

SYSTEM_PROP_PREFIX

public static final java.lang.String SYSTEM_PROP_PREFIX

See Also:

Constant Field Values

SYSTEM_DEBUG_CORS

public static final java.lang.String SYSTEM_DEBUG_CORS

See Also:

Constant Field Values

help

public boolean help

-help, -help=true; print help and exit

version

public boolean version

-version, -version=true; print version and exit

name

public java.lang.String name

-name=name; Set cloud name

flatfile

public java.lang.String flatfile

-flatfile=flatfile; Specify a list of cluster IP addresses

ice_root

public java.lang.String ice_root

-ice_root=ice_root; ice root directory; where temp files go

cleaner

public boolean cleaner

-cleaner; enable user-mode spilling of big data to disk in ice_root

nthreads

public short nthreads

-nthreads=nthreads; Max number of F/J threads in the low-priority batch queue

log_dir

public java.lang.String log_dir

-log_dir=/path/to/dir; directory to save logs in

flow_dir

public java.lang.String flow_dir

-flow_dir=/path/to/dir; directory to save flows in

disable_web

public boolean disable_web

-disable_web; disable Jetty and REST API interface

client

public boolean client

-client, -client=true; Client-only; no work; no homing of Keys (but can cache)

hdfs_config

public java.lang.String hdfs_config

-hdfs_config=hdfs_config; configuration file of the HDFS

hdfs_skip

public boolean hdfs_skip

-hdfs_skip=hdfs_skip; used by Hadoop driver to not unpack and load any HDFS jar file at runtime.

aws_credentials

public java.lang.String aws_credentials

-aws_credentials=aws_credentials; properties file for aws credentials

ga_hadoop_ver

public java.lang.String ga_hadoop_ver

--ga_hadoop_ver=ga_hadoop_ver; Version string for Hadoop

ga_opt_out

public boolean ga_opt_out

--ga_opt_out; Turns off usage reporting to Google Analytics

log_level

public java.lang.String log_level

-log_level=log_level; One of DEBUG, INFO, WARN, ERRR. Default is INFO.

random_udp_drop

public boolean random_udp_drop

-random_udp_drop, -random_udp_drop=true; test only, randomly drop udp incoming

md5skip

public boolean md5skip

-md5skip, -md5skip=true; test-only; Skip the MD5 Jar checksum; allows jars from different builds to mingle in the same cloud

quiet

public boolean quiet

-quiet Enable quiet mode and avoid any prints to console, useful for client embedding

useUDP

public boolean useUDP

noLatestCheck

public boolean noLatestCheck

-no_latest_check Do not attempt to retrieve latest H2O version from S3 on startup

Constructor Detail

H2O.OptArgs

public H2O.OptArgs()

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

launchedWithHadoopJar

public boolean launchedWithHadoopJar()

Whether this H2O instance was launched on hadoop (using 'hadoop jar h2odriver.jar') or not.