# HG changeset patch # User Josef 'Jeff' Sipek # Date 1226080305 18000 # Node ID e5ab4d0d4407fd9a64ce2222e0b1b121b2119839 # Parent 43f87a840ead41be16040920c3df15896ef20894 zvm-centos4: finished the first version diff -r 43f87a840ead -r e5ab4d0d4407 body-zvm-centos4.html --- a/body-zvm-centos4.html Wed Sep 03 14:32:37 2008 -0400 +++ b/body-zvm-centos4.html Fri Nov 07 12:51:45 2008 -0500 @@ -10,7 +10,7 @@

The following howto assumes, that you know at least a little bit of:

CentOS/RHEL familiarity
CentOS/RHEL installer familiarity on non s390
General networking knowledge

@@ -36,13 +36,11 @@

-So, point your browser to the mirror nearest you, navigate to this rather -long path: +So, point your browser to the mirror nearest you, navigate to this path:

/centos-4/4.6/os/s390/images/

and grab these files:

-redhat.exec
 kernel.img
 initrd.img
 generic.prm
@@ -52,7 +50,23 @@
 as well.

 

 Note: If you want a 64-bit system, you'll want to use s390x
-in the path instead.
+in the path instead.

+

+I used this REXX script as to make my life easier. I called it
+redhat.exec (you'll notice that some of the files are called redhat or rhel,
+that's because I based my install steps on scripts/config files used to
+install RHEL on s390):

++/* */                    
+'CL RDR'                 
+'PURGE RDR ALL'          
+'SPOOL PUNCH * RDR'      
+'PUNCH KERNEL IMG A (NOH'
+'PUNCH REDHAT PARM A (NOH'
+'PUNCH INITRD IMG A (NOH'
+'CH RDR ALL KEEP NOHOLD' 
+'I 00C'
+
 
 
 
@@ -60,9 +74,9 @@
 files you got to your A minidisk. You can either use FTP, or IND$FILE
 through your 3270 terminal emulator. I used the IND$FILE method via c3270.

 

-Note: The .img files should be transfered as binaries, and the other two
-need to be converted to EBCDIC. Both, FTP and IND$FILE support converting
-between ASCII and EBCDIC.

+Note: The .img files should be transfered as binaries, and the other
+two need to be converted to EBCDIC. Both, FTP and IND$FILE support
+converting between ASCII and EBCDIC.

 

 I used the following commands in c3270 to do the transfers:

 
@@ -86,10 +100,32 @@
 this:

 

 

-The RHEL5.CONF file contains configuration options for the installer.
+The RHEL5.CONF file contains configuration options for the installer. Here's
+an example config file from the CentOS install docs:
+
 
-FIXME: example conf file
+DASD=200
+HOSTNAME=client.z900.example.com
+NETTYPE=ctc
+IPADDR=192.168.0.10
+SUBCHANNELS=0.0.0150,0.0.0151
+NETWORK=192.168.0.0
+NETMASK=255.255.255.0
+SEARCHDNS=example.com:dns.example.com:z900.example.com
+BROADCAST=192.168.0.255
+GATEWAY=192.168.0.1
+DNS=192.168.0.254
+MTU=1492 
+CTCPROT=0
 
+
+You will want to change the DASD to list all your DASDs that Linux should
+bring online. The HOSTNAME, IPADDR, NETWORK, NETMASK, SEARCHDNS, BROADCAST,
+GATEWAY, DNS, and MTU need to be changed to match your network config. And
+chances are that you'll want to change NETTYPE to qeth, or something other
+than ctc (possible values are: ctc, qeth, iucv, lcs). Go read the 
+CentOS documentation
+to figure out what are all the options you can use in the config file.
 
 
 
@@ -100,7 +136,6 @@
 
 
 
-FIXME: do I need to IPL by hand?

 Shortly after, you'll see the kernel banner displayed. Since I installed
 CentOS 4.x, the kernel version is 2.6.9. If you use 5.x, the version will be
 obviously different.

@@ -108,24 +143,19 @@
 
 
 
-After a few screen-fulls of output, you should be prompted for ... FIXME.
-FIXME: Include a screenshot.
-
-
-
 Some more scrolling later, you'll see a message prompting you to telnet or
 ssh into the system, and continue with the installation process:

 

 SSH or telnet in as root. The password is the empty string, so when
-prompted, simply press the enter key.

+prompted for it, simply press the enter key.

 

 At this point, the install process is much like network install on any other
 architecture.
 
 
 
-The regular CentOS installer will kicks. It'll prompt you for the type of
-install (http, ftp, nfs - FIXME: verify + image). I went with HTTP.

+The regular CentOS installer will kick in. It'll prompt you for the type of
+install (http, ftp, nfs). I went with HTTP.

 

 The next screen prompts you for the hostname and path on the HTTP server
 that contains the CentOS packages:

@@ -135,13 +165,15 @@
 
 
 
-FIXME: partitions
+Partition your DASDs whichever way you want. It's a good idea to use LVM,
+since DASDs are limited to about 2.2GB (3338 cylinders). On my setup, I made
+/home a logical volume of 5 3390-3 DASDs.
 
 
 
 Most of the questions the installer normally asks you get answered by the
-options in the RHEL5.CONF file (FIXME: rename). And before long, you'll see
-the install process doing its thing:

+options in the RHEL5.CONF file. And before long, you'll see the install
+process doing its thing:

 
 
 
@@ -151,8 +183,9 @@
 	 installing a 64-bit version should be the same process...just
 	use the s390x directories on the mirror instead of
 	s390.
-	 installing RHEL 4.x should be the same process; just point the
-	installer at a server with RHEL4 RPMS.
+	 installing RHEL 4.x should be the same process; just grab the
+	right kernel/initrd files, and then point the installer at a server
+	with RHEL4 RPMS.