-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On Wednesday 23 July 2003 21:14, you wrote:
Da intradevar nu s-a ajuns cu LVM de linux la nivelul LVM-ului de AIX > On Wed, 23 Jul 2003, Adrian Mazarache wrote: > > -----BEGIN PGP SIGNED MESSAGE----- > > Hash: SHA1 > > > > On Wednesday 23 July 2003 17:14, you wrote: > > > > Tocmai m-am confruntat cu o problema asemanatoare pe sisteme AIX rs/6000 > > > > Sistemul de operare AIX are un Manager Volume Logice(LVM) > > - ---diferenta este ca am folosit disk-uri SSA (librarie de disk-uri > > 7131-405) - ---cred ca ce ti-ar trebuii tie este un LVM pt Linux (daca > > folosesti linux)--- www.sistina.com/products_lvm.htm > > - ---vg-ul pe care o sa-l creezi tb sa-l creezi "concurent mode" pt a > > putea fi facut varyon pe mai multe sisteme odata > > > > Atentie la ID-urile de SCSI > > intr-o bucla(enclosure) tb sa fie NU fie 7(cel putin asa stiu ca trebe pe > > AIX) > > Din pacate conform documentatiei nu face ce vroiam exact > (cand un host modifica "ceva" pe FS, celelalte host-uri sa fie > aware de modificare) > > http://tldp.org/HOWTO/LVM-HOWTO/x1232.html > > "12.2. Sharing LVM volumes > > LVM is not cluster aware > > > Be very careful doing this, LVM is not currently cluster-aware and it is > very easy to lose all your data. > > If you have a fibre-channel or shared-SCSI environment where more than one > machine has physical access to a set of disks then you can use LVM to > divide these disks up into logical volumes. If you want to share data you > should really be looking at GFS or other cluster filesystems. > > The key thing to remember when sharing volumes is that all the LVM > administration must be done on one node only and that all other nodes must > have LVM shut down before changing anything on the admin node. Then, when > the changes have been made, it is necessary to run vgscan on the other > nodes before reloading the volume groups. Also, unless you are running a > cluster-aware filesystem (such as GFS) or application on the volume, only > one node can mount each filesystem. It is up to you, as system > administrator to enforce this, LVM will not stop you corrupting your > data." > > O sa incerc cu NFS softmode ;) > > ---------------------------- > Mihai RUSU > > Disclaimer: Any views or opinions presented within this e-mail are solely > those of the author and do not necessarily represent those of any company, > unless otherwise specifically stated. - -- Cu respect/Best Regards, Adrian Mazarache Public key: http://london.forte.ro/mazasign.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.2 (GNU/Linux) iD8DBQE/H3PwEbm/AUY3ZdkRAuR1AKChcn0I97FbVVpxLXP5jboQH4TN0wCgj52H 2nRYgDBRnrSgkvEuW+G3Y0E= =dlqI -----END PGP SIGNATURE-----
