From ananda at fieldday.io Tue Apr 10 14:32:43 2018 From: ananda at fieldday.io (Ananda Kammampati) Date: Tue, 10 Apr 2018 13:32:43 -0700 Subject: [caasp-beta] My article on SUSE CaaSP 2.0 for learning purpose In-Reply-To: <0D51F183-1AFD-42D6-98D0-168640A96594@suse.com> References: <1520373997.15965.4.camel@suse.com> <10535284-93EF-44B0-AD05-509AC4E88196@suse.com> <0D51F183-1AFD-42D6-98D0-168640A96594@suse.com> Message-ID: Hi, Greetings to all ! I sincerely hope my article on SUSE CaaSP 2.0 would be of some help, if any one is looking to build it on VMware ESXi hypervisor for learning purpose. http://www.fieldday.io/suse-caasp-2/ https://www.linkedin.com/pulse/sharing-lessons-i-learnt-multiple-languages-ananda-kammampati/ I didn't mean to leverage this mailing list for any promotion or spam. My apologies if any one feels that way. Best regards, Ananda From stephane.lebihan at amundi.com Fri Apr 13 01:47:45 2018 From: stephane.lebihan at amundi.com (=?utf-8?B?TGUgQmloYW4gU3TDqXBoYW5lIChBTVVOREktSVRTKQ==?=) Date: Fri, 13 Apr 2018 07:47:45 +0000 Subject: [caasp-beta] TR: read only fs on caasp kubernetes nodes In-Reply-To: <20180221132737.GA19916@suse.com> References: <00c301d3ab17$32a889e0$97f99da0$@cortex-it.ch> <20180221132737.GA19916@suse.com> Message-ID: St?phane Le Bihan SDE/DSI/IPR/SSD/UNX 90, Boulevard Pasteur - 75015 Paris Web: www.amundi.com Tel: +33 1 76 32 32 08 Tel Unix Team: +33 1 76 32 02 30 @: stephane.lebihan at amundi.com @: sits.unix at amundi.com Visit us on: Hi all, I use this for create subvolume /opt/cni, but it's not work : transactional update # mksubvolume /opt/cni failure (mkdir failed, errno:30 (Read-only file system)) But subvolume is create : transactional update # btrfs subvolume list / | grep opt ID 348 gen 7549 top level 257 path @/opt/cni But directory not create : transactional update # ls -al /opt total 0 drwxr-xr-x 1 root root 0 Jun 27 2017 . drwxr-xr-x 1 root root 202 Apr 10 14:17 .. And I can delete subvolume : transactional update # btrfs subvolume delete /opt/cni ERROR: cannot access subvolume /opt/cni: No such file or directory transactional update # btrfs subvolume show /opt/cni ERROR: cannot find real path for '/opt/cni': No such file or directory I remark this : transactional update # mount | grep /opt /dev/sda2 on /opt type btrfs (ro,relatime,space_cache,subvolid=307,subvol=/@/.snapshots/3/snapshot/opt) So I test on other host, remount /opt on rw in transactional-update shell, and mksubvolume /opt/cni, but same result?. Is it possible to create subvolume and directory in /opt ? Regards, -----Message d'origine----- De : caasp-beta-bounces at lists.suse.com [mailto:caasp-beta-bounces at lists.suse.com] De la part de Thorsten Kukuk Envoy? : mercredi 21 f?vrier 2018 14:28 ? : caasp-beta at lists.suse.com Objet : Re: [caasp-beta] read only fs on caasp kubernetes nodes On Wed, Feb 21, Simeon Bobylev wrote: > Hi all, > > > > Is there a specific reason that /dev/sda2 is mounted in read only into > / on CaaSP Kubernetes nodes ? Yes, that's part of the concept and needed for transactional updates. > c002-caasnode-01:~ # mkdir /var/lib/controller > > mkdir: cannot create directory ???/var/lib/controller???: Read-only > file system # transactional-update shell #> mksubvolume /var/lib/controller #> exit # systemctl reboot Thorsten -- Thorsten Kukuk, Distinguished Engineer, Senior Architect SLES & CaaSP SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nuernberg, Germany GF: Felix Imendoerffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nuernberg) _______________________________________________ caasp-beta mailing list caasp-beta at lists.suse.com http://lists.suse.com/mailman/listinfo/caasp-beta -------------- next part -------------- An HTML attachment was scrubbed... URL: