[CentOS-devel] Back-port md raid1/10 BIO_RW_SYNC patch for DRBD

> -----Original Message-----
> From: centos-devel-bounces at centos.org 
> [mailto:centos-devel-bounces at centos.org] On Behalf Of Johnny Hughes
> Sent: Friday, March 02, 2007 3:39 AM
> To: CentOS-Devel
> Subject: RE: [CentOS-devel] Back-port md raid1/10 BIO_RW_SYNC 
> patch for DRBD
> 
> On Thu, 2007-03-01 at 14:47 -0500, Ross S. W. Walker wrote:
> > > -----Original Message-----
> > > From: centos-devel-bounces at centos.org 
> > > [mailto:centos-devel-bounces at centos.org] On Behalf Of Ross S. 
> > > W. Walker
> > > Sent: Thursday, March 01, 2007 9:22 AM
> > > To: The CentOS developers mailing list.
> > > Subject: RE: [CentOS-devel] Back-port md raid1/10 BIO_RW_SYNC 
> > > patch for DRBD
> > > 
> > > > -----Original Message-----
> > > > From: centos-devel-bounces at centos.org 
> > > > [mailto:centos-devel-bounces at centos.org] On Behalf Of 
> Johnny Hughes
> > > > Sent: Thursday, March 01, 2007 6:15 AM
> > > > To: CentOS-Devel
> > > > Subject: RE: [CentOS-devel] Back-port md raid1/10 BIO_RW_SYNC 
> > > > patch for DRBD
> > > > 
> > <snip>
> > > 
> > > Does that make a difference, will yum recognize it as a 
> > > upgrade or dependency from the current version?
> > > 
> > > Also I didn't install the standard kernel I did a yum update 
> > > from 2.6.9-42.0.8.plus.c4smp and it went ahead and installed 
> > > the standard?
> > > 
> > > Maybe the mirror hadn't received all the updates yet and it 
> > > decided the standard was the best candidate?
> > 
> > It was the mirror having not sync'd up all the updates.
> > 
> > I did notice something, that might have been true before, but
> > just noticed now. The kernel development headers are marked
> > as upgrades to the previous ones so you can only have one
> > installed at a time.
> > 
> > That makes it hard to compile kernel drivers for previous
> > versions you may have installed if you need to revert back
> > to the previous version.
> 
> That is true, and is how the version of YUM is written that 
> is included
> in c4 ... you can fix this issue with this line in your 
> yum.config file
> (all one line):
> 
> installonlypkgs=kernel kernel-smp kernel-devel 
> kernel-smp-devel kernel-largesmp kernel-devel-largesmp 
> kernel-hugemem kernel-hugemem-devel

Thanks, mate, that should help.

So the above option will make sure that the kernel-devel* are included in the installonly algorithm.

Is there an option to select how many previous installonlys are to be allowed? I looked in the man pages, but didn't see the option there. I just want to bump it to 3 from 2.

-Ross

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