On Tue, Sep 4, 2018 at 11:12 PM Nir Soffer <nsof...@redhat.com> wrote:
> On Tue, Sep 4, 2018 at 11:03 PM <g.vasilopou...@uoc.gr> wrote: > >> after upgrading to 4.20.39-1.el7 sas multipath stopped being detected > > >> I did a diff to the two files >> >> Is the current behaviour the correct one or the previous one ? >> I think sas multipath should also be detected no ? >> > > It should be detect it this is shared storage that you want to use in oVirt > It should not be detect if you have local disk using sas. > > So we really cannot know. > > [root@g1-car0136 etc]# diff multipath.conf multipath.conf.201809031555 >> 1c1 >> < # VDSM REVISION 1.6 >> --- >> > # VDSM REVISION 1.5 >> 101,109d100 >> < } >> < >> < # Whitelist FCP and iSCSI devices. >> < blacklist { >> < protocol ".*" >> < } >> < >> < blacklist_exceptions { >> < protocol "(scsi:fcp|scsi:iscsi)" >> > > oVirt does not officially support sas, but this should work: > > protocol "(scsi:fcp|scsi:iscsi|scsi:sas)" > > The best way to configure it is to add a dropin configuration file: > > $ cat /etc/multipath/conf.d/my.conf > > blacklist_exceptions { > protocol "(scsi:fcp|scsi:iscsi|scsi:sas)" > } > Actually, to enable sas support, you can do this: # cat /etc/multipath/conf.d/enable-sas.conf blacklist_exceptions { protocol "scsi:sas" } > > See also this thread: > > https://lists.ovirt.org/archives/list/users@ovirt.org/thread/RFEQ5JK2RZM3Q7U3RDARIV7ZPDMHSPW2/ > > I suggest you file a bug for this here: > https://bugzilla.redhat.com/enter_bug.cgi?product=vdsm > > Nir >
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