453 lines
9.5 KiB
HTML
453 lines
9.5 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<HTML
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><HEAD
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><TITLE
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>Installing the DB2 Information Center</TITLE
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><META
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NAME="GENERATOR"
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CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK
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REL="HOME"
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TITLE="IBM DB2 Express-C for Linux HOWTO"
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HREF="index.html"><LINK
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REL="PREVIOUS"
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TITLE="Installing DB2 Express-C on SimplyMEPIS 6.0"
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HREF="mepis6.html"><LINK
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REL="NEXT"
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TITLE="Removing DB2 Express-C"
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HREF="uninstalling.html"></HEAD
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><BODY
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><TR
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><TH
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COLSPAN="3"
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ALIGN="center"
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>IBM DB2 Express-C for Linux HOWTO</TH
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></TR
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><TR
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><TD
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WIDTH="10%"
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ALIGN="left"
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VALIGN="bottom"
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><A
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HREF="mepis6.html"
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ACCESSKEY="P"
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>Prev</A
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WIDTH="80%"
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ALIGN="center"
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VALIGN="bottom"
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><TD
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WIDTH="10%"
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ALIGN="right"
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VALIGN="bottom"
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><A
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HREF="uninstalling.html"
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ACCESSKEY="N"
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>Next</A
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></TD
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></TR
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></TABLE
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><HR
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ALIGN="LEFT"
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WIDTH="100%"></DIV
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><DIV
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CLASS="sect1"
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><H1
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CLASS="sect1"
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><A
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NAME="help"
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></A
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>18. Installing the DB2 Information Center</H1
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><P
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>The DB2 Information Center delivers the DB2 product documentation inside
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an Eclipse-based help system, and provides a convenient way to search and utilize
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the DB2 documentation.</P
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><DIV
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CLASS="sect2"
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><H2
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CLASS="sect2"
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><A
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NAME="infocenter"
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></A
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>18.1. Installing the Information Center locally</H2
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><P
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>To begin, mount the DB2 Information Center CD in your system drive, or
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if you downloaded the compressed file through the Express-C website, expand
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the tarball containing the installation utilities.</P
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><P
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>Change to the base directory (<TT
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CLASS="filename"
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>doce/disk1/</TT
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>) and
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run the <B
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CLASS="command"
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>db2setup</B
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> utility. This will launch the DB2 setup
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wizard. You can also use the other setup methods, but since the GUI
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installation sets up and configures everything for you, it's the
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method I recommend.</P
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><P
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>Installation Steps:
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<P
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></P
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><OL
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TYPE="1"
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><LI
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><P
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>Select the "Install a Product" option from the launcher, and
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then click the "Install New" button in the main panel.</P
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></LI
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><LI
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><P
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>Read the description and click "Next".</P
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></LI
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><LI
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><P
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>Read the license agreement, and if you agree, select
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"Accept" and click "Next".</P
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></LI
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><LI
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><P
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>By default, the installation script will install the Information
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Center locally and generate a response file. The choice is up to you,
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but we're only doing a local install, so choose the "Install DB2
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Information Center on this computer" option instead. Click
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"Next".</P
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></LI
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><LI
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><P
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>Add any additional languages that you want to have
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installed. English is installed by default and cannot be
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deselected. Each additional language will add anywhere from
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5 MB to 50 MB to the installation size. Click "Next".</P
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></LI
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><LI
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><P
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>The next panel is where things get a little interesting. Here
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you can specify the service name that the Information Center will
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run under. An entry will be added to the
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<TT
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CLASS="filename"
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>/etc/services</TT
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> file for this service. You
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probably don't need to change this, unless you have another service
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running as "db2icv91". </P
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><P
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>Also, this panel is where you specify the system port that the
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Information Center will use to serve up the documentation. By
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default, this is port 51000.</P
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><P
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>These settings will change the configuration for
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all DB2 products installed on the local system, so that their help
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system will use the parameters you define here. Click "Next".</P
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></LI
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><LI
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><P
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>Read the summary of what will be done, then click "Finish" to
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start the file installation</P
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></LI
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></OL
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>
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</P
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><DIV
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CLASS="sect3"
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><H3
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CLASS="sect3"
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><A
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NAME="AEN891"
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></A
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>18.1.1. Post-installation notes</H3
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><P
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>You can change which directory the Information Center uses as a
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temporary working directory. To do this, modify the DB2_ECLIPSEIC_DATA
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parameter in the db2ic.conf file
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found in the <TT
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CLASS="filename"
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>/opt/ibm/db2ic/V9/cfg</TT
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>
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directory. The temporary directory can be
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anywhere where the "bin" user can write to.</P
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><P
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>Also in this file, you can change the port used to serve up the
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Information Center, in case you change your mind later on about the one
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you set up during the install. Just change the DB2_ECLIPSEIC_PORT
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parameter to the new number (though it must be a port under the maximum of
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65535).</P
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><P
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>After making any changes, do a <TABLE
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BORDER="0"
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BGCOLOR="#E0E0E0"
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WIDTH="100%"
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><TR
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><TD
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><FONT
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COLOR="#000000"
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><PRE
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CLASS="screen"
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>/etc/init.d/db2icdv9 restart</PRE
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></FONT
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></TD
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></TR
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></TABLE
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>
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to have your changes picked up by the Information Center (see below for
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more details on the db2icd daemon).</P
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></DIV
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></DIV
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><DIV
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CLASS="sect2"
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><H2
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CLASS="sect2"
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><A
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NAME="AEN898"
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></A
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>18.2. The Information Center daemon</H2
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><P
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>The Information Center daemon is set up during installation and is
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used to launch the background process that runs the Information Center. The
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daemon script, named <B
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CLASS="command"
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>db2icdv9</B
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> is installed to the <TT
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CLASS="filename"
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>/etc/init.d/</TT
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> directory, and start up symbolic
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links are added to the <TT
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CLASS="filename"
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>/etc/init.d/rc.X/</TT
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> run-level folders. By
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default, the daemon is turned on for run-levels 3 and 5. You can modify
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these run-levels with any system init utility (<B
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CLASS="command"
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>chkconfig</B
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>,
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<B
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CLASS="command"
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>ntsysv</B
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>, or any of the X-based variants).</P
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><P
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>There are 5 commands you can pass to the daemon:
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<P
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></P
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><OL
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TYPE="1"
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><LI
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><P
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>start — Starts the Information Center, using the
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configuration parameters set in the /opt/ibm/db2ic/V9/cfg/db2ic.conf
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file.</P
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></LI
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><LI
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><P
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>stop — Halts a running Information Center.</P
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></LI
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><LI
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><P
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>restart — A combination command that stops, then
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starts the daemon again.</P
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></LI
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><LI
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><P
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>reload — Same as restart.</P
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></LI
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><LI
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><P
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>status — Provides information on whether the Information
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Center is running, and if it is running, what the process IDs (PID)
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are.</P
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></LI
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></OL
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>
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</P
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></DIV
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><DIV
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CLASS="sect2"
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><H2
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CLASS="sect2"
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><A
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NAME="AEN918"
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></A
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>18.3. Accessing an installed Information Center</H2
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><P
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>There are three possible methods to access the DB2
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Information Center:
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<P
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></P
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><UL
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><LI
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><P
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>Via the publib.boulder.ibm.com Web site (this is
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the default option enabled during a DB2 installation)</P
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></LI
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><LI
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><P
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>Via an intranet machine that is hosting the DB2
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Information Center within your own organization</P
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></LI
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><LI
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><P
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>Via an Information Center that is installed and set up on your
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local machine</P
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></LI
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></UL
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>
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You can configure which access method will be used, either during the DB2
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installation (only by specifying a "Custom" installation), or afterwards
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in the tools configuration panel (in the GUI tools), or from the command
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line.</P
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><P
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>To make the change using the GUI tools (Control Center), open the
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<B
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CLASS="command"
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>Tools</B
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> menu, select <B
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CLASS="command"
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>Tools Settings</B
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>,
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and then the <B
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CLASS="command"
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>Documentation</B
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> tab. On this panel, you can specify a host URL
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and port where an Information Center can be found. When putting a hostname
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in, do not add the "http://" prefix, or any
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subdirectories – just type in the hostname, and the internal code
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will do the rest.</P
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><P
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>To change the access points from the command line, execute these
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commands:
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<TABLE
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BORDER="0"
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BGCOLOR="#E0E0E0"
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WIDTH="100%"
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><TR
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><TD
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><FONT
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COLOR="#000000"
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><PRE
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CLASS="screen"
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>db2set DB2_DOCHOST=<TT
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CLASS="varname"
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>host_URL</TT
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>
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db2set DB2_DOCPORT=<TT
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CLASS="varname"
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>host_port</TT
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></PRE
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></FONT
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></TD
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></TR
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></TABLE
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>
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where <TT
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CLASS="varname"
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>host_URL</TT
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> is the location hostname of the Information Center. This
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could be: mydocserver.myorg.net or localhost (for a local installation),
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and <TT
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CLASS="varname"
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>host_port</TT
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> is the port number where the Information Center was
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installed.</P
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><P
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>By default, these DB2 environment settings are blank, which means
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that DB2 defaults to the
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http://publib.boulder.ibm.com/infocenter/db2help/ Web site.</P
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><P
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>To invoke the DB2 Information Center from the GUI tools, click on
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the "?" icon in the toolbar, any of the "Help" hyperlinks or buttons, or
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by selecting any of the menu items in the "Help" menu.</P
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><P
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>To invoke the DB2 Information Center from the command line, issue
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any of these commands:
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<P
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></P
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><UL
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><LI
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>db2icdocs</LI
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><LI
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>db2help</LI
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><LI
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>db2ic</LI
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><LI
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>db2cc -ic</LI
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></UL
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>
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</P
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></DIV
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></DIV
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><DIV
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><HR
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VALIGN="top"
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HREF="mepis6.html"
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ACCESSKEY="P"
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>Prev</A
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WIDTH="34%"
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ALIGN="center"
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VALIGN="top"
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HREF="index.html"
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ACCESSKEY="H"
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>Home</A
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></TD
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VALIGN="top"
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HREF="uninstalling.html"
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ACCESSKEY="N"
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>Next</A
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></TD
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></TR
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><TR
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><TD
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WIDTH="33%"
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ALIGN="left"
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VALIGN="top"
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>Installing DB2 Express-C on SimplyMEPIS 6.0</TD
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><TD
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WIDTH="34%"
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ALIGN="center"
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VALIGN="top"
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> </TD
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><TD
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WIDTH="33%"
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ALIGN="right"
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VALIGN="top"
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>Removing DB2 Express-C</TD
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