Ok, thanks. it’s now very clear… I must stay in CentOS 7 as long as possible… Thanks and best regards > Le 12 oct. 2019 à 20:49, Ljubomir Ljubojevic <centos at plnet.rs> a écrit : > > On 10/12/19 8:19 PM, Pierre Malard wrote: >> Hi, >> >> I’m looking for a method to upgrade my centos 7 servers to 8 and I don’t find anything to do that! >> >> I’m a very newbie with CentOS? My choices where gone to Debian or Ubuntu and it was very simple. Just some files must be changed (/etc/apt/source.list). My search suggest a RELH subscription. Is it the only way? >> > > Hi Pierre. > > RHEL/CentOS are different then Ubuntu, Debian or Fedora. RHEL/CentOS 6.x > was based on Fedora 12 packages, RHEL/CentOS 7.x on Fedora 19 and > RHEL/CentOS 8.0 on Fedora 28 packages. As you can see, Upgrading from > CentOS 7 to 8 is like directly updating from Fedora 19 to Fedora 28, gap > of whole 9 versions, and Ubuntu from 14.04 to 19.04 (skipping 14.10, > 15.04, 15.10, 16.04, 16.10, 17.04, 17.10, 18.04 and 18.10). This happens > because CentOS becomes EOL after 10 years and it's replacement 5 full > years after initial release. In whole that time, main packages like > glibc do not change version (except bugfixes). > > So, differences between packages versions are VERY large, and simple > "upgrade" would most likely mess things up. > > Red Hat did release a RHEL tool for upgrade, but there is no interest in > community to work to convert it for CentOS, so trying to upgrade CentOS > 7 to 8 is risky at least. > > I do not even think about upgrading my servers from 7 to 8, only clean > install is option for me (with backup before it of course). > > On another note, if you do not have a pressing need to upgrade CentOS to > 8, I would argue you can stay on 7 for next 3-5 years, or maybe upgrade > one at the time. > > Many packages like php can be upgraded on CentOS 7. If you tell us why > you NEED to upgrade your servers to 8, maybe we can dirrect you to > solution like Software collection or IUS repository. > > > >> Best regards >> >> -- >> Pierre Malard >> >> «La France n'est pas schismatique, elle est révolutionnaire» >> Jean Jaures - 1905 >> (`.-,') >> .-' ; >> _.-' , `,- >> _ _.-' .' /._ >> .' ` _.-. / ,'._;) >> ( . )-| ( >> )`,_ ,'_,' \_;) >> ('_ _,'.' (___,)) πr >> `-:;.-' >> >> perl -e '$_=q#: 3|\ 5_,3-3,2_: 3/,`.'"'"'`'"'"' 5-. ;-;;,_: |,A- ) )-,_. ,\ ( `'"'"'-'"'"': '"'"'-3'"'"'2(_/--'"'"' `-'"'"'\_): 24πr::#;y#:#\n#;s#(\D)(\d+)#$1x$2#ge;print' >> - --> Ce message n’engage que son auteur <-- >> >> >> _______________________________________________ >> CentOS mailing list >> CentOS at centos.org <mailto:CentOS at centos.org> >> https://lists.centos.org/mailman/listinfo/centos <https://lists.centos.org/mailman/listinfo/centos> >> > > > -- > Ljubomir Ljubojevic > (Love is in the Air) > PL Computers > Serbia, Europe > > StarOS, Mikrotik and CentOS/RHEL/Linux consultant -- Pierre Malard « Si l'on veut croire en l'humanité, il faut voir et comprendre l'inhumanité » |\ _,,,---,,_ /,`.-'`' -. ;-;;,_ |,4- ) )-,_. ,\ ( `'-' '---''(_/--' `-'\_) πr perl -e '$_=q#: 3|\ 5_,3-3,2_: 3/,`.'"'"'`'"'"' 5-. ;-;;,_: |,A- ) )-,_. ,\ ( `'"'"'-'"'"': '"'"'-3'"'"'2(_/--'"'"' `-'"'"'\_): 24πr::#;y#:#\n#;s#(\D)(\d+)#$1x$2#ge;print' - --> Ce message n’engage que son auteur <-- -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 901 bytes Desc: Message signed with OpenPGP URL: <http://lists.centos.org/pipermail/centos/attachments/20191012/e6ae4f62/attachment-0006.sig>