[ovirt-devel] oVirt System Test configuration

Eyal Edri eedri at redhat.com
Mon Dec 18 12:57:33 UTC 2017


On Mon, Dec 18, 2017 at 2:53 PM, Sandro Bonazzola <sbonazzo at redhat.com>
wrote:

>
>
> 2017-12-18 12:42 GMT+01:00 Yaniv Kaul <ykaul at redhat.com>:
>
>>
>>
>> On Mon, Dec 18, 2017 at 12:43 PM, Sandro Bonazzola <sbonazzo at redhat.com>
>> wrote:
>>
>>> Hi, I'd like to discuss what's being tested by oVirt System Test.
>>>
>>> I'm investigating on a sanlock issue that affects hosted engine hc suite.
>>> I installed a CentOS minimal VM and set repositories as in
>>> http://jenkins.ovirt.org/job/ovirt-system-tests_hc-basic-
>>> suite-master/128/artifact/exported-artifacts/reposync-config.repo
>>>
>>> Upgrade from CentOS 1708 (7.4) minimal is:
>>>
>>> Aggiornamento:
>>>  bind-libs-lite                                           x86_64
>>>                           32:9.9.4-51.el7_4.1
>>>       centos-updates-el7                                  733 k
>>>  bind-license                                             noarch
>>>                           32:9.9.4-51.el7_4.1
>>>       centos-updates-el7                                   84 k
>>>  nss                                                      x86_64
>>>                           3.28.4-15.el7_4
>>>       centos-updates-el7                                  849 k
>>>  nss-softokn                                              x86_64
>>>                           3.28.3-8.el7_4
>>>      centos-updates-el7                                  310 k
>>>  nss-softokn-freebl                                       x86_64
>>>                           3.28.3-8.el7_4
>>>      centos-updates-el7                                  214 k
>>>  nss-sysinit                                              x86_64
>>>                           3.28.4-15.el7_4
>>>       centos-updates-el7                                   60 k
>>>  nss-tools                                                x86_64
>>>                           3.28.4-15.el7_4
>>>       centos-updates-el7                                  501 k
>>>  selinux-policy                                           noarch
>>>                           3.13.1-166.el7_4.7
>>>      centos-updates-el7                                  437 k
>>>  selinux-policy-targeted                                  noarch
>>>                           3.13.1-166.el7_4.7
>>>      centos-updates-el7                                  6.5 M
>>>  systemd                                                  x86_64
>>>                           219-42.el7_4.4
>>>      centos-updates-el7                                  5.2 M
>>>  systemd-libs                                             x86_64
>>>                           219-42.el7_4.4
>>>      centos-updates-el7                                  376 k
>>>  systemd-sysv                                             x86_64
>>>                           219-42.el7_4.4
>>>      centos-updates-el7                                   70 k
>>>
>>> Enabling the CentOS repos:
>>>
>>>  grub2                                                   x86_64
>>>                        1:2.02-0.65.el7.centos.2
>>>       updates                                             29 k
>>>      in sostituzione di grub2.x86_64 1:2.02-0.64.el7.centos
>>>  grub2-tools                                             x86_64
>>>                        1:2.02-0.65.el7.centos.2
>>>       updates                                            1.8 M
>>>      in sostituzione di grub2-tools.x86_64 1:2.02-0.64.el7.centos
>>>  grub2-tools-extra                                       x86_64
>>>                        1:2.02-0.65.el7.centos.2
>>>       updates                                            993 k
>>>      in sostituzione di grub2-tools.x86_64 1:2.02-0.64.el7.centos
>>>  grub2-tools-minimal                                     x86_64
>>>                        1:2.02-0.65.el7.centos.2
>>>       updates                                            170 k
>>>      in sostituzione di grub2-tools.x86_64 1:2.02-0.64.el7.centos
>>>  kernel                                                  x86_64
>>>                        3.10.0-693.11.1.el7
>>>      updates                                             43 M
>>> Aggiornamento:
>>>  NetworkManager                                          x86_64
>>>                        1:1.8.0-11.el7_4
>>>       updates                                            1.6 M
>>>  NetworkManager-libnm                                    x86_64
>>>                        1:1.8.0-11.el7_4
>>>       updates                                            1.2 M
>>>  NetworkManager-team                                     x86_64
>>>                        1:1.8.0-11.el7_4
>>>       updates                                            156 k
>>>  NetworkManager-tui                                      x86_64
>>>                        1:1.8.0-11.el7_4
>>>       updates                                            224 k
>>>  NetworkManager-wifi                                     x86_64
>>>                        1:1.8.0-11.el7_4
>>>       updates                                            184 k
>>>  bash                                                    x86_64
>>>                        4.2.46-29.el7_4
>>>      updates                                            1.0 M
>>>  bind-libs-lite                                          x86_64
>>>                        32:9.9.4-51.el7_4.1
>>>      centos-updates-el7                                 733 k
>>>  bind-license                                            noarch
>>>                        32:9.9.4-51.el7_4.1
>>>      centos-updates-el7                                  84 k
>>>  binutils                                                x86_64
>>>                        2.25.1-32.base.el7_4.1
>>>       updates                                            5.4 M
>>>  cpio                                                    x86_64
>>>                        2.11-25.el7_4
>>>      updates                                            210 k
>>>  cryptsetup-libs                                         x86_64
>>>                        1.7.4-3.el7_4.1
>>>      updates                                            223 k
>>>  curl                                                    x86_64
>>>                        7.29.0-42.el7_4.1
>>>      updates                                            267 k
>>>  glibc                                                   x86_64
>>>                        2.17-196.el7_4.2
>>>       updates                                            3.6 M
>>>  glibc-common                                            x86_64
>>>                        2.17-196.el7_4.2
>>>       updates                                             11 M
>>>  grub2-common                                            noarch
>>>                        1:2.02-0.65.el7.centos.2
>>>       updates                                            726 k
>>>  grub2-pc                                                x86_64
>>>                        1:2.02-0.65.el7.centos.2
>>>       updates                                             29 k
>>>  grub2-pc-modules                                        noarch
>>>                        1:2.02-0.65.el7.centos.2
>>>       updates                                            845 k
>>>  iptables                                                x86_64
>>>                        1.4.21-18.2.el7_4
>>>      updates                                            428 k
>>>  kernel-tools                                            x86_64
>>>                        3.10.0-693.11.1.el7
>>>      updates                                            5.1 M
>>>  kernel-tools-libs                                       x86_64
>>>                        3.10.0-693.11.1.el7
>>>      updates                                            5.0 M
>>>  kexec-tools                                             x86_64
>>>                        2.0.14-17.2.el7
>>>      updates                                            333 k
>>>  kmod                                                    x86_64
>>>                        20-15.el7_4.6
>>>      updates                                            120 k
>>>  kmod-libs                                               x86_64
>>>                        20-15.el7_4.6
>>>      updates                                             50 k
>>>  libblkid                                                x86_64
>>>                        2.23.2-43.el7_4.2
>>>      updates                                            176 k
>>>  libcurl                                                 x86_64
>>>                        7.29.0-42.el7_4.1
>>>      updates                                            219 k
>>>  libgcc                                                  x86_64
>>>                        4.8.5-16.el7_4.1
>>>       updates                                             98 k
>>>  libgomp                                                 x86_64
>>>                        4.8.5-16.el7_4.1
>>>       updates                                            154 k
>>>  libmount                                                x86_64
>>>                        2.23.2-43.el7_4.2
>>>      updates                                            178 k
>>>  libpciaccess                                            x86_64
>>>                        0.13.4-3.1.el7_4
>>>       updates                                             26 k
>>>  libstdc++                                               x86_64
>>>                        4.8.5-16.el7_4.1
>>>       updates                                            301 k
>>>  libuuid                                                 x86_64
>>>                        2.23.2-43.el7_4.2
>>>      updates                                             79 k
>>>  ncurses                                                 x86_64
>>>                        5.9-14.20130511.el7_4
>>>      updates                                            304 k
>>>  ncurses-base                                            noarch
>>>                        5.9-14.20130511.el7_4
>>>      updates                                             68 k
>>>  ncurses-libs                                            x86_64
>>>                        5.9-14.20130511.el7_4
>>>      updates                                            316 k
>>>  nss                                                     x86_64
>>>                        3.28.4-15.el7_4
>>>      centos-updates-el7                                 849 k
>>>  nss-softokn                                             x86_64
>>>                        3.28.3-8.el7_4
>>>       centos-updates-el7                                 310 k
>>>  nss-softokn-freebl                                      x86_64
>>>                        3.28.3-8.el7_4
>>>       centos-updates-el7                                 214 k
>>>  nss-sysinit                                             x86_64
>>>                        3.28.4-15.el7_4
>>>      centos-updates-el7                                  60 k
>>>  nss-tools                                               x86_64
>>>                        3.28.4-15.el7_4
>>>      centos-updates-el7                                 501 k
>>>  openssh                                                 x86_64
>>>                        7.4p1-13.el7_4
>>>       updates                                            509 k
>>>  openssh-clients                                         x86_64
>>>                        7.4p1-13.el7_4
>>>       updates                                            654 k
>>>  openssh-server                                          x86_64
>>>                        7.4p1-13.el7_4
>>>       updates                                            458 k
>>>  python-gobject-base                                     x86_64
>>>                        3.22.0-1.el7_4.1
>>>       updates                                            294 k
>>>  python-perf                                             x86_64
>>>                        3.10.0-693.11.1.el7
>>>      updates                                            5.1 M
>>>  selinux-policy                                          noarch
>>>                        3.13.1-166.el7_4.7
>>>       centos-updates-el7                                 437 k
>>>  selinux-policy-targeted                                 noarch
>>>                        3.13.1-166.el7_4.7
>>>       centos-updates-el7                                 6.5 M
>>>  sudo                                                    x86_64
>>>                        1.8.19p2-11.el7_4
>>>      updates                                            1.1 M
>>>  systemd                                                 x86_64
>>>                        219-42.el7_4.4
>>>       centos-updates-el7                                 5.2 M
>>>  systemd-libs                                            x86_64
>>>                        219-42.el7_4.4
>>>       centos-updates-el7                                 376 k
>>>  systemd-sysv                                            x86_64
>>>                        219-42.el7_4.4
>>>       centos-updates-el7                                  70 k
>>>  tzdata                                                  noarch
>>>                        2017c-1.el7
>>>      updates                                            468 k
>>>  util-linux                                              x86_64
>>>                        2.23.2-43.el7_4.2
>>>      updates                                            2.0 M
>>>  wpa_supplicant                                          x86_64
>>>                        1:2.6-5.el7_4.1
>>>      updates                                            1.2 M
>>>
>>> meaning this environement is not receiving updates to core packages like
>>> the kernel.
>>>
>>> Restricting to libvirt, with the repos used in the job libvirt packages
>>> doesn't even exists, making yum install libvirt just fail.
>>>
>>>
>>> I think you already know I'm against filtering packages from the repos
>>> even if I understand it saves a huge amount of space and download time.
>>> I may be wrong, but I tend to not trust OST results since it's not
>>> testing real life environments. Any chance we can improve OST to match what
>>> users are going to have on their systems?
>>>
>>
>> Specifically for the hosted-engine use case, I had the same suspicion, so
>> I patched Lago to use '--network' in virt-sysprep and added 'update'
>> command to ensure all hosts are fully up-to-date when deployed.
>> It did not solve the issue.
>>
>> Generally:
>> 1. Updating the images take quite some time, per run.
>> 2. I agree every X months we should be updating the images. Every Q for
>> example. I've already discussed this with Gal. If CentOS would have
>> released a new baseline, that would have been more real life scenario, btw.
>> 3. That being said, if you need a dependency, you need to depend on it,
>> and we'll pull it. We do not ask (I think?) to 'yum update' your system
>> before deploying oVirt.
>>
>
> Actually yes, we require it. See https://ovirt.org/
> documentation/install-guide/chap-Installing_oVirt/
> It explicitly says to yum update before proceeding with the deployment and
> reboot the machine if kernel has been updated.
>

Isn't that just for engine side? do we have the same requirement for
hypervisors as well?


>
>
>> 4. There were, luckily, very few o-s-t only issues thus far. It may
>> happen, and we will run into those, but we have not so far encountered
>> many. Some we did not bother pursue, though are clear bugs (I remember an
>> annoying one with 'mount' command not getting back at all, etc.)
>> Y.
>>
>>
>>>
>>> --
>>>
>>> SANDRO BONAZZOLA
>>>
>>> ASSOCIATE MANAGER, SOFTWARE ENGINEERING, EMEA ENG VIRTUALIZATION R&D
>>>
>>> Red Hat EMEA <https://www.redhat.com/>
>>> <https://red.ht/sig>
>>> TRIED. TESTED. TRUSTED. <https://redhat.com/trusted>
>>>
>>>
>>> _______________________________________________
>>> Devel mailing list
>>> Devel at ovirt.org
>>> http://lists.ovirt.org/mailman/listinfo/devel
>>>
>>
>>
>
>
> --
>
> SANDRO BONAZZOLA
>
> ASSOCIATE MANAGER, SOFTWARE ENGINEERING, EMEA ENG VIRTUALIZATION R&D
>
> Red Hat EMEA <https://www.redhat.com/>
> <https://red.ht/sig>
> TRIED. TESTED. TRUSTED. <https://redhat.com/trusted>
>
>
> _______________________________________________
> Devel mailing list
> Devel at ovirt.org
> http://lists.ovirt.org/mailman/listinfo/devel
>



-- 

Eyal edri


MANAGER

RHV DevOps

EMEA VIRTUALIZATION R&D


Red Hat EMEA <https://www.redhat.com/>
<https://red.ht/sig> TRIED. TESTED. TRUSTED. <https://redhat.com/trusted>
phone: +972-9-7692018
irc: eedri (on #tlv #rhev-dev #rhev-integ)
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