INFORMATICS

preupgrade-assistant risk check found EXTREME risks for this upgrade.
Run preupg --riskcheck --verbose to view these risks.
Continuing with this upgrade is not recommended.

preupg --riskcheck --verbose
INPLACERISK: EXTREME: You have GNOME Desktop Environment session as an option in
 your X11 session manager. GNOME Desktop Environment as a part of the yum group
'Desktop' underwent serious redesign in its user interface as well as underlying
 technologies in CentOS 7.
INPLACERISK: HIGH: We detected some non-CentOS signed packages, you can find the
 list in /root/preupgrade/./kickstart/noncentospkgs. You need to handle them you
rself!
INPLACERISK: HIGH: Package php-tidy  (required by NonCentOS signed package(s):ph
p-tcpdf ) removed between CentOS 6 and CentOS 7
INPLACERISK: HIGH: After upgrading to CentOS 7 there are still some el6 packages
 left. Add --cleanup-post option to redhat-upgrade-tool if you want to remove th
em automatically.
INPLACERISK: HIGH: There were changes in SELinux policies between CentOS 6 and C
entOS 7. Please, check solution in order to resolve this issue.
INPLACERISK: HIGH: Library avahi (required by NonCentOS signed package(s):nss-md
ns nss-mdns ) changed soname between CentOS 6 and CentOS 7
INPLACERISK: HIGH: The service blk-availability on CentOS 7 is disabled by defau
lt. Enable them via commands: systemctl enable blk-availability && systemctl sta
rt blk-availability.service .
INPLACERISK: HIGH: The service dovecot on CentOS 7 is disabled by default. Enabl
e them via commands: systemctl enable dovecot && systemctl start dovecot.service
 .
INPLACERISK: HIGH: The service haldaemon on CentOS 7 is disabled by default. Ena
ble them via commands: systemctl enable haldaemon && systemctl start haldaemon.s
ervice .
INPLACERISK: HIGH: The service httpd on CentOS 7 is disabled by default. Enable
them via commands: systemctl enable httpd && systemctl start httpd.service .
INPLACERISK: HIGH: The service iscsi on CentOS 7 is disabled by default. Enable
them via commands: systemctl enable iscsi && systemctl start iscsi.service .
INPLACERISK: HIGH: The service iscsid on CentOS 7 is disabled by default. Enable
 them via commands: systemctl enable iscsid && systemctl start iscsid.service .
INPLACERISK: HIGH: The service messagebus on CentOS 7 is disabled by default. En
able them via commands: systemctl enable messagebus && systemctl start messagebu
s.service .
INPLACERISK: HIGH: The service mysqld on CentOS 7 is disabled by default. Enable
 them via commands: systemctl enable mysqld && systemctl start mysqld.service .
INPLACERISK: HIGH: The service netfs on CentOS 7 is disabled by default. Enable
them via commands: systemctl enable netfs && systemctl start netfs.service .
INPLACERISK: HIGH: The service network on CentOS 7 is disabled by default. Enabl
e them via commands: systemctl enable network && systemctl start network.service
 .
INPLACERISK: HIGH: The service postfix on CentOS 7 is disabled by default. Enabl
e them via commands: systemctl enable postfix && systemctl start postfix.service
 .
INPLACERISK: HIGH: The service saslauthd on CentOS 7 is disabled by default. Ena
ble them via commands: systemctl enable saslauthd && systemctl start saslauthd.s
ervice .
INPLACERISK: HIGH: The service udev-post on CentOS 7 is disabled by default. Ena
ble them via commands: systemctl enable udev-post && systemctl start udev-post.s
ervice .
INPLACERISK: MEDIUM: We detected some packages installed on the system were remo
ved (obsoleted) between CentOS 6 and CentOS 7. This may break the functionality
of the packages depending on them.
INPLACERISK: MEDIUM: We detected some packages installed on the system were remo
ved between CentOS 6 and CentOS 7. This may break the functionality of the packa
ges depending on them.
INPLACERISK: MEDIUM: Package NetworkManager-gnome not provided by its replacemen
t nm-connection-editor,network-manager-applet. In-place upgrade might not work p
roperly, will be finished by postupgrade script!
INPLACERISK: MEDIUM: Package coreutils-libs not provided by its replacement core
utils. In-place upgrade might not work properly, will be finished by postupgrade
 script!
INPLACERISK: MEDIUM: Package xorg-x11-drv-ast not provided by its replacement xo
rg-x11-drv-modesetting. In-place upgrade might not work properly, will be finish
ed by postupgrade script!
INPLACERISK: MEDIUM: Package libudev not provided by its replacement systemd-lib
s. In-place upgrade might not work properly, will be finished by postupgrade scr
ipt!
INPLACERISK: MEDIUM: Package xorg-x11-drv-mga not provided by its replacement xo
rg-x11-drv-modesetting. In-place upgrade might not work properly, will be finish
ed by postupgrade script!
INPLACERISK: MEDIUM: Package libudev not provided by its replacement systemd-lib
s. In-place upgrade might not work properly, will be finished by postupgrade scr
ipt!
INPLACERISK: MEDIUM: Package xorg-x11-drv-cirrus not provided by its replacement
 xorg-x11-drv-modesetting. In-place upgrade might not work properly, will be fin
ished by postupgrade script!
INPLACERISK: MEDIUM: having one of [mesa-private-llvm libxcb mesa-private-llvm n
spr mesa-libEGL systemtap device-mapper-multipath-libs redhat-menus nss-tools xo
rg-x11-drv-synaptics elfutils-libelf mesa-dri-drivers pixman nss-util xorg-x11-d
rv-qxl elfutils-libs libdrm mesa-libGLU systemtap-runtime nss-util gtk2 openldap
 device-mapper-multipath nss openldap elfutils-libelf xkeyboard-config ca-certif
icates audit-libs elfutils mesa-libGL glx-utils mesa-libGLU xorg-x11-server-Xorg
 kpartx libxcb xorg-x11-glamor xorg-x11-drv-ati xorg-x11-drv-intel audit xorg-x1
1-drv-v4l mesa-dri-drivers mesa-libGL xorg-x11-server-common libX11 libdrm xorg-
x11-drv-vesa xorg-x11-drv-modesetting mesa-libgbm systemtap-client pixman libpci
access nss-sysinit tzdata libX11-common openscap mdadm libpciaccess nspr systemt
ap-devel nss libX11] package installed breaks upgrade
INPLACERISK: MEDIUM: a number of default configuation settings have changed in C
entOS7. Users should verify that their devices are still optimally configured
INPLACERISK: MEDIUM:  We detected some soname bumps in the libraries installed o
n the system. This may break the functionality of some of your 3rd party applica
tions. They may need rebuild. Please check their requirements.
INPLACERISK: MEDIUM:  We detected some .so libraries installed on the system wer
e removed between CentOS 6 and CentOS 7. This may break the functionality of som
e of your 3rd party applications.
INPLACERISK: MEDIUM: The /etc/pki/java/cacerts /etc/pki/tls/certs/ca-bundle.crt
/etc/pki/tls/certs/ca-bundle.trust.crt  CA certificate bundles have been modifie
d and cannot be automatically migrated to the upgraded system.
INPLACERISK: MEDIUM: The service webmin is not installed by CentOS signed packag
es and will not be automatically enabled after in-place upgrade.
INPLACERISK: MEDIUM: The service wine is not installed by CentOS signed packages
 and will not be automatically enabled after in-place upgrade.
INPLACERISK: SLIGHT: We detected some files where modifications are not tracked
in the rpms. You may need to check their functionality after successful upgrade.
INPLACERISK: SLIGHT: We detected some files untracked by rpms. Some of these may
 need manual check/migration after redhat-upgrade-tool and/or can cause conflict
s or troubles during the installation. Try to reduce unnecessary untracked files
 before running redhat-upgrade-tool.
INPLACERISK: SLIGHT: We detected some packages installed on the system changed t
heir name between CentOS 6 and CentOS 7. Although they should be compatible, mon
itoring after the update is recommended.
INPLACERISK: SLIGHT: export shell commands will be deleted from /etc/sysconfig/s
shd
INPLACERISK: SLIGHT: Some binaries untracked by RPM were discovered on the syste
m and may need rebuild after upgrade.
INPLACERISK: SLIGHT: Some scripts untracked by RPM were discovered on the system
 and may not work properly after upgrade.
INPLACERISK: SLIGHT: /usr/lib64/python2.6/site-packages/gtk-2.0 is owned by an R
PM package that was not signed by CentOS.
INPLACERISK: SLIGHT: /usr/lib64/python2.6/site-packages/report is not owned by a
ny RPM package.
INPLACERISK: SLIGHT: /usr/lib64/python2.6/site-packages/reportclient is not owne
d by any RPM package.