Search found 4 matches

by pcmc
2019/10/10 10:04:43
Forum: CentOS 8 - General Support
Topic: CentOS 7 to CentOS 8 upgrade script
Replies: 13
Views: 32871

Re: CentOS 7 to CentOS 8 upgrade script

Hello zippieok, I have tried out this script, but I am afraid the yum install command didn't quite work: yum install -y --installroot=$STAGING_DIR hostname yum centos-release centos-release-8.0 glibc-langpack-en $(rpmquery -a --queryformat '%{NAME} ') 2>&1 | tee -a $STAGING_DIR/to8.log + tee -a /to8...
by pcmc
2017/10/05 07:46:23
Forum: CentOS 7 - Hardware Support
Topic: Centos 7.3 wont install on a Dell Optiplex 7040 with UEFI
Replies: 6
Views: 3916

Re: Centos 7.3 wont install on a Dell Optiplex 7040 with UEFI

Thanks for your replies TrevorH and avij. To TrevorH, "which program did you use to write the DVD? Are you sure the DVD itself wrote correctly? Are you sure the DVD reader device is OK and not giving errors?" I am a bit old fashion, and still use DVD writing ImgBurn v 2.5.8.0 program on a MS Windows...
by pcmc
2017/10/04 14:20:22
Forum: CentOS 7 - Hardware Support
Topic: Centos 7.3 wont install on a Dell Optiplex 7040 with UEFI
Replies: 6
Views: 3916

Re: Centos 7.3 wont install on a Dell Optiplex 7040 with UEFI

Thanks, TrevorH , I believe the Centos 7 1611 kit was downloaded and verified ok: wget http://ftp.osuosl.org/pub/centos/7/isos/x86_64/sha256sum.txt.asc [root@cherry centos]# gpg --verify ./sha256sum.txt.asc gpg: Signature made Thu 08 Dec 2016 14:20:28 GMT using RSA key ID F4A80EB5 gpg: Good signatur...
by pcmc
2017/10/04 09:19:34
Forum: CentOS 7 - Hardware Support
Topic: Centos 7.3 wont install on a Dell Optiplex 7040 with UEFI
Replies: 6
Views: 3916

Centos 7.3 wont install on a Dell Optiplex 7040 with UEFI

Hello all, I have been trying to install Centos 7.3 on a new DELL Optiplex 7040 that has UEFI with secure boot enabled. However it wont install with message: Failed to start Switch Root. See 'systemctl status initrd-switch-root.service for details Warning: /dev/root does not exists Generating "/run/...

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