How can I totally remove a created gmirror (gm0)
I know of the option gmirror forget gm0 but does that make the mirror
disappear?
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On 10 August 2010 17:33, Dick Hoogendijk d...@nagual.nl wrote:
How can I totally remove a created gmirror (gm0)
I know of the option gmirror forget gm0 but does that make the mirror
disappear?
# gmirror clear gm0
perhaps?
http://www.freebsd.org/cgi/man.cgi?query=gmirrorsektion=8apropos
On Wed, Jul 01, 2009 at 10:00:54PM +0200, Wojciech Puchar wrote:
It's better to use gmirror per partition.
Like this?
# gmirror label -vb round-robin root /dev/da0p2
gmirror: Can't store metadata on /dev/da0p2: Operation not permitted.
isn't that partition accessed by other process or
# gmirror label -vb round-robin root /dev/da0p2
gmirror: Can't store metadata on /dev/da0p2: Operation not permitted.
isn't that partition accessed by other process or mounted?
should it not be mounted?
yes it should not, no matter what architecture.
On Thu, Jun 25, 2009 at 09:41:13AM -0700, Marcel Moolenaar wrote:
On Jun 25, 2009, at 4:02 AM, Anton Shterenlikht wrote:
dev_taste(DEV,mirror/gm0)
g_part_taste(PART,mirror/gm0)
GEOM: mirror/gm0: the secondary GPT table is corrupt or invalid.
GEOM: mirror/gm0: using the primary only --
It's better to use gmirror per partition.
Like this?
# gmirror label -vb round-robin root /dev/da0p2
gmirror: Can't store metadata on /dev/da0p2: Operation not permitted.
isn't that partition accessed by other process or mounted?
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Hi,
On 28.06.2009, at 10:49, Pawel Jakub Dawidek wrote:
I for one never put mirror on
already partitioned disk. Although it is sometimes safe to use the
last
sector. Gjournal already looks for UFS and if UFS is in place, it
figures out if the last sector is in use - it isn't if
On Thu, Jun 25, 2009 at 09:41:13AM -0700, Marcel Moolenaar wrote:
On Jun 25, 2009, at 4:02 AM, Anton Shterenlikht wrote:
dev_taste(DEV,mirror/gm0)
g_part_taste(PART,mirror/gm0)
GEOM: mirror/gm0: the secondary GPT table is corrupt or invalid.
GEOM: mirror/gm0: using the primary only --
On Sat, Jun 27, 2009 at 06:20:49PM -0700, Marcel Moolenaar wrote:
Using the last sector is not only flawed because it creates a race
condition, it's flawed in the assumption that you can always make
a geom part of a mirror by storing meta-data on the geom without
causing corruption. This whole
2009/6/28 Marcel Moolenaar xcl...@mac.com:
Using the last sector is not only flawed because it creates a race
condition, it's flawed in the assumption that you can always make
a geom part of a mirror by storing meta-data on the geom without
causing corruption. This whole idea of using the
Ivan Voras wrote:
Yes, it would be cleaner to implement but it would also make the
mirrored devices unbootable.
But maybe the class of users needing the functionality is smaller now.
Most dedicated server providers can't afford to use hardware RAID
systems because that would drastically
On Jun 27, 2009, at 4:15 AM, Ivan Voras wrote:
Marcel Moolenaar wrote:
On Jun 25, 2009, at 4:02 AM, Anton Shterenlikht wrote:
dev_taste(DEV,mirror/gm0)
g_part_taste(PART,mirror/gm0)
GEOM: mirror/gm0: the secondary GPT table is corrupt or invalid.
GEOM: mirror/gm0: using the primary only --
FreeBSD 8.0-CURRENT-200906 ia64, fresh installation
Following the handbook, section 19.1 RAID1 - mirroring, I'm trying to
use gmirror with 2 identical scsi disks:
da0 at mpt0 bus 0 target 0 lun 0
da0: SEAGATE ST318452LC 2213 Fixed Direct Access SCSI-3 device
da0: 160.000MB/s transfers
On Jun 25, 2009, at 4:02 AM, Anton Shterenlikht wrote:
dev_taste(DEV,mirror/gm0)
g_part_taste(PART,mirror/gm0)
GEOM: mirror/gm0: the secondary GPT table is corrupt or invalid.
GEOM: mirror/gm0: using the primary only -- recovery suggested.
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