add feedback from Klaus Smolin

Author: SNiemann15

modules/ibmz-configure-nbde-with-static-ip.adoc

@@ -127,14 +127,12 @@ coreos.live.rootfs_url=http://<http_server>/rhcos-<version>-live-rootfs.<archite
 ip=<ip>::<gateway>:<netmask>:<hostname>::none nameserver=<dns> \
 rd.znet=qeth,0.0.bdd0,0.0.bdd1,0.0.bdd2,layer2=1 \
 rd.zfcp=0.0.5677,0x600606680g7f0056,0x034F000000000000 \// <4>
-zfcp.allow_lun_scan=0 <5>
+zfcp.allow_lun_scan=0
 ----
-<1> For installations on DASD-type disks, add `coreos.inst.install_dev=/dev/dasda`. Omit this value for FCP-type disks.
+<1> Specify the block device type. For installations on DASD-type disks, specify `/dev/dasda`. For installations on FCP-type disks, specify `/dev/sda`.
 <2> Specify the location of the Ignition config file. Use `master.ign` or `worker.ign`. Only HTTP and HTTPS protocols are supported.
 <3> Specify the location of the `rootfs` artifact for the `kernel` and `initramfs` you are booting. Only HTTP and HTTPS protocols are supported.
-<4> For installations on DASD-type disks, replace with `rd.dasd=0.0.3490` to specify the DASD device.
-<5> For installations on FCP-type disks, add `zfcp.allow_lun_scan=0`. Omit this value for DASD-type disks.
-
+<4> For installations on DASD-type disks, replace with `rd.dasd=0.0.xxxx` to specify the DASD device.
 endif::ibm-z-kvm[]
 ifdef::ibm-z-kvm[]
 [source,terminal]

modules/install-sno-ibm-z-kvm.adoc

@@ -159,12 +159,11 @@ $ virt-install \
    --network network=<virt_network_parm> \
    --graphics none \
    --noautoconsole \
-   --extra-args "ip=dhcp rd.neednet=1 ignition.platform.id=metal ignition.firstboot" \
+   --extra-args "rd.neednet=1 ignition.platform.id=metal ignition.firstboot" \
    --extra-args "ignition.config.url=http://<http_server>/bootstrap.ign" \// <2>
    --extra-args "coreos.live.rootfs_url=http://<http_server>/rhcos-<version>-live-rootfs.<architecture>.img" \// <3>
    --extra-args "ip=<ip>::<gateway>:<mask>:<hostname>::none" \ <4>
    --extra-args "nameserver=<dns>" \
-   --extra-args "random.trust_cpu=on rd.luks.options=discard" \
    --extra-args "console=ttysclp0" \
    --wait
 ----

modules/install-sno-ibm-z.adoc

@@ -155,12 +155,11 @@ console=ttysclp0 \
 ignition.firstboot ignition.platform.id=metal \
 ignition.config.url=http://<http_server>:8080/ignition/bootstrap-in-place-for-live-iso.ign \// <1>
 coreos.live.rootfs_url=http://<http_server>/rhcos-<version>-live-rootfs.<architecture>.img \// <2>
-ip=<ip>::<gateway>:<mask>:<hostname>::none <3>
+ip=<ip>::<gateway>:<mask>:<hostname>::none nameserver=<dns> \// <3>
 rd.znet=qeth,0.0.bdd0,0.0.bdd1,0.0.bdd2,layer2=1 \
 rd.dasd=0.0.4411 \// <4>
 rd.zfcp=0.0.8001,0x50050763040051e3,0x4000406300000000 \// <5>
-zfcp.allow_lun_scan=0 \
-rd.luks.options=discard
+zfcp.allow_lun_scan=0
 ----
 <1> For the `ignition.config.url=` parameter, specify the Ignition file for the machine role. Only HTTP and HTTPS protocols are supported.
 <2> For the `coreos.live.rootfs_url=` artifact, specify the matching `rootfs` artifact for the `kernel`and `initramfs` you are booting. Only HTTP and HTTPS protocols are supported.

modules/installation-full-ibm-z-kvm-user-infra-machines-iso.adoc

@@ -49,7 +49,7 @@ $ virt-install \
    --memory <memory_mb> \
    --vcpus <vcpus> \
    --location <media_location>,kernel=<rhcos_kernel>,initrd=<rhcos_initrd> \ / <1>
-   --disk <vm_name>.qcow2,size=<image_size>| default(10,true) \
+   --disk <vm_name>.qcow2,size=<image_size>,cache=none,io=native \
    --network network=<virt_network_parm> \
    --boot hd \
    --extra-args "rd.neednet=1" \