[elrepo] Announcement: EL7 New kernel-ml Release [4.5.0-1]

[Nathan Williams]

Ah, great, thanks!

On Wed, Mar 23, 2016 at 2:59 PM Orion Poplawski <orion at cora.nwra.com> wrote:

> On 03/14/2016 09:48 PM, Nathan Williams wrote:
> > Does anyone know if the kernel-ml package for EL7 would be affected by
> > the issue described here: http://jwboyer.livejournal.com/52090.html ? I
> > know we're running an older xfsprogs from CentOS base with kernel-ml,
> > and lately we've seen an uptick in reported fs corruption on some
> > systems that get rebooted regularly. I'm not sure how to check the
> > xfsprogs package as shipped against the crc checking, but from what I'm
> > able to gather, I'm guessing this is an affected combination of software?
>
>
> I don't think anyone will hit this unless they are using an updated
> xfsprogs or have explicitly enabled crc.  The shipped xfsprogs is 3.2.2
> which does not enable crc checking on file systems by default.  E.g.:
>
> # xfs_info /
> meta-data=/dev/sda7              isize=256    agcount=4, agsize=4874176
> blks
>           =                       sectsz=512   attr=2, projid32bit=1
>           =                       crc=0        finobt=0
> data     =                       bsize=4096   blocks=19496704, imaxpct=25
>           =                       sunit=0      swidth=0 blks
> naming   =version 2              bsize=4096   ascii-ci=0 ftype=0
> log      =internal               bsize=4096   blocks=9519, version=2
>           =                       sectsz=512   sunit=0 blks, lazy-count=1
> realtime =none                   extsz=4096   blocks=0, rtextents=0
>
> Notice the crc=0.
>
> If someone has enabled crc=1, then yes I imagine they could run into this.
>
> --
> Orion Poplawski
> Technical Manager                     303-415-9701 x222
> NWRA/CoRA Division                    FAX: 303-415-9702
> 3380 Mitchell Lane                  orion at cora.nwra.com
> Boulder, CO 80301              http://www.cora.nwra.com
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