Date: Fri, 8 Feb 2019 20:06:04 +0000 From: Harry Newton <harry@yewbarrow.net> To: Gary Palmer <gpalmer@freebsd.org> Cc: freebsd-geom@freebsd.org Subject: Re: geom_linux_lvm Message-ID: <CAKAm69HYLF2P_%2B7WyEaGws%2B_9wP1%2B5WVt%2BKCM1pdV4UMncorKA@mail.gmail.com> In-Reply-To: <20190208200027.GC44858@in-addr.com> References: <CAKAm69H4nEVgCo06BPP8dEDkNQUMJKaYBhYmvMRXNii1NXZmkw@mail.gmail.com> <20190207142545.GA44858@in-addr.com> <CAKAm69EusDQzf%2BVWipfjnPxDHL3-NiRLpTPGjFuCdBMENnkwrg@mail.gmail.com> <20190208191926.GB44858@in-addr.com> <CAKAm69HTnHVJPdGJ68bJS0nursBY0bqHgARWBCWmPajkEGLkOw@mail.gmail.com> <20190208200027.GC44858@in-addr.com>
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Ahh. gpart_gpt *is* compiled in, so unfortunately back to square one. If I look in the logs, there's plenty of debug information from GEOM_RAID and GEOM_LABEL but nothing about LVM. On Fri, 8 Feb 2019 at 20:00, Gary Palmer <gpalmer@freebsd.org> wrote: > On Fri, Feb 08, 2019 at 07:46:46PM +0000, Harry Newton wrote: > > There's a single gpt partition of type *Linux RAID* on each disk. > > geom_part_gpt is apparently already in the kernel, according to kldload > > geom_part_gpt, but doesn't appear in the list returns by kldstat and I > > don't have GEOM_PART_GPT in my kernconf. > > > > I'll rebuild the kernel with GEOM_PART_GPT and retry. > > > > Thanks for steer. > > > > /Harry > > > > > > On Fri, 8 Feb 2019 at 19:19, Gary Palmer <gpalmer@freebsd.org> wrote: > > > > > On Fri, Feb 08, 2019 at 06:58:56PM +0000, Harry Newton wrote: > > > > Name Status Components > > > > da0p1 OK da0 > > > > > > > > and the same for da1. > > > > > > > > > > > > On Thu, 7 Feb 2019 at 14:25, Gary Palmer <gpalmer@freebsd.org> > wrote: > > > > > > > > > On Thu, Feb 07, 2019 at 05:36:03AM +0000, Harry Newton wrote: > > > > > > Trying to read a Linux raid array ( as per > > > > > > https://wiki.archlinux.org/index.php/Software_RAID_and_LVM ) > which > > > I can > > > > > > read perfectly well on a couple of Linux boxes. > geom_linux_lvm.ko > > > > > loaded, > > > > > > but: > > > > > > > > > > > > geom linux_lvm list > > > > > > geom linux_lvm status > > > > > > > > > > > > return nothing. kern.geom.debugflags=16 and > > > > > kern.geom.linux_lvm.debug=16, > > > > > > but *nothing* in logs. No /dev/linux_lvm/ entries appear, though > > > the two > > > > > > component disks appear as /dev/da0 and /dev/da1. > > > > > > > > > > > > Suspect I maybe missing something obvious: any ideas where I can > > > start > > > > > > debugging this ? > > > > > > > > > > Unless I'm missing something (not a big Linux user), LVM is > normally > > > > > as a partition on the disks, not the whole disk. Do the disk > > > > > partitions show up or just the whole disks? What does > > > > > > > > > > gpart show da0 > > > > > gpart show da1 > > > > > > > > > > return? > > > > > > > > > > Gary > > > > > > > > > > > Hi, > > > > > > Do you know if the disks are partitioned under Linux? If so, you'll > need > > > to find the appropriate partition module for FreeBSD. e.g. > > > geom_part_mbr or geom_part_gpt or something. > > > > > > Regards, > > > > > > Gary > > > > > Hi Harry, > > Use "kldstat -v" to check for compiled in modules. e.g. > > % kldstat -v | grep part > 131 g_part_bsd > 134 g_part_mbr > 133 g_part_gpt > 132 g_part_ebr > 130 g_part > > > Regards, > > Gary > > -- Harry Newton
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