Re: Distributed RAID

[Jonathan Brassow <jbrassow@xxxxxxxxxx>]

:(  You will need the latest RHEL5 kernel in order to compile  
against.  Your 2.6.27.5-177 kernel does not have the log API changes  
necessary to facilitate the log module.

 brassow

On Nov 26, 2008, at 6:34 AM, Василец Дмитрий wrote:

> I use last source from git stable RHEL5
> but, when i try compile cmirror kernel mudule i get syntax error
>
>
> [root@node1 cmirror-kernel]# make
> cd src && make all
> make[1]: Entering directory `/home/test2/cluster/cmirror-kernel/src'
> make -C /lib/modules/2.6.27.5-117.storage.x86_64/source
> M=/home/test2/cluster/cmirror-kernel/src   modules USING_KBUILD=yes
> make[2]: Entering directory
> `/usr/src/kernels/2.6.27.5-117.storage.x86_64'
>  CC [M]  /home/test2/cluster/cmirror-kernel/src/dm-clog.o
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c: In function
> ‘cluster_ctr’:
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:148: warning:  
> format ‘%
> llu’ expects type ‘long long unsigned int’, but argument 3 has  
> type
> ‘sector_t’
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c: In function
> ‘cluster_flush’:
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:417: warning:
> comparison of distinct pointer types lacks a cast
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:419: warning:
> comparison of distinct pointer types lacks a cast
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c: In function
> ‘cluster_mark_region’:
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:478: warning:
> comparison of distinct pointer types lacks a cast
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:482: warning:
> comparison of distinct pointer types lacks a cast
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c: In function
> ‘cluster_clear_region’:
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:517: warning:
> comparison of distinct pointer types lacks a cast
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:521: warning:
> comparison of distinct pointer types lacks a cast
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c: At top level:
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:709: error: unknown
> field ‘get_failure_response’ specified in initializer
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:709: warning: excess
> elements in struct initializer
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:709: warning: (near
> initialization for ‘_clustered_core_type’)
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:710: error: unknown
> field ‘is_remote_recovering’ specified in initializer
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:710: warning: excess
> elements in struct initializer
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:710: warning: (near
> initialization for ‘_clustered_core_type’)
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:731: error: unknown
> field ‘get_failure_response’ specified in initializer
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:731: warning: excess
> elements in struct initializer
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:731: warning: (near
> initialization for ‘_clustered_disk_type’)
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:732: error: unknown
> field ‘is_remote_recovering’ specified in initializer
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:732: warning: excess
> elements in struct initializer
> /home/test2/cluster/cmirror-kernel/src/dm-clog.c:732: warning: (near
> initialization for ‘_clustered_disk_type’)
> make[3]: *** [/home/test2/cluster/cmirror-kernel/src/dm-clog.o]  
> Error 1
> make[2]: *** [_module_/home/test2/cluster/cmirror-kernel/src] Error 2
> make[2]: Leaving directory
> `/usr/src/kernels/2.6.27.5-117.storage.x86_64'
> make[1]: *** [all] Error 2
> make[1]: Leaving directory `/home/test2/cluster/cmirror-kernel/src'
> make: *** [all] Error 2
>
> Thank you
>
> В Втр, 25/11/2008 в 14:23 -0600, Jonathan Brassow пишет:
> > You do not have the module installed (or in the right place?).
> >
> > You need the cmirror and cmirror-kmod packages.  If you don't have
> > access to them, and would like to compile them for yourself, then you
> > will need to check-out the cluster tree on the RHEL5 or RHEL53  
> > branch.
> >
> >  brassow
> >
> > On Nov 24, 2008, at 2:46 AM, Василец Дмитрий wrote:
> >
> > > Hello
> > > This is /var/log/messages
> > > "Nov 20 07:57:14 recipient1 kernel: device-mapper: dirty region log:
> > > Module for logging type "clustered-core" not found.
> > > Nov 20 07:57:14 recipient1 kernel: device-mapper: table: 253:2:
> > > mirror:
> > > Error creating mirror dirty log
> > > Nov 20 07:57:14 recipient1 kernel: device-mapper: ioctl: error  
> > > adding
> > > target to table
> > > Nov 20 08:43:37 recipient1 kernel: device-mapper: dirty region log:
> > > Module for logging type "clustered-core" not found.
> > > Nov 20 08:43:37 recipient1 kernel: device-mapper: table: 253:2:
> > > mirror:
> > > Error creating mirror dirty log
> > > Nov 20 08:43:37 recipient1 kernel: device-mapper: ioctl: error  
> > > adding
> > > target to table
> > > Nov 20 08:47:05 recipient1 kernel: device-mapper: dirty region log:
> > > Module for logging type "clustered-core" not found.
> > > Nov 20 08:47:05 recipient1 kernel: device-mapper: table: 253:2:
> > > mirror:
> > > Error creating mirror dirty log
> > > Nov 20 08:47:05 recipient1 kernel: device-mapper: ioctl: error  
> > > adding
> > > target to table
> > > "
> > >
> > > В Птн, 21/11/2008 в 11:51 -0600, Jonathan Brassow пишет:
> > > > What does /var/log/messages say?
> > > >
> > > > brassow
> > > >
> > > > On Nov 20, 2008, at 3:33 AM, Василец Дмитрий wrote:
> > > >
> > > > > hello
> > > > > i use lvm2  2.02.39
> > > > > when i write  "lvcreate  -L 60G -m1 --corelog  -n mirror1 volg1"
> > > > > i get error
> > > > > "Error locking on node recipient1: device-mapper: reload ioctl
> > > > > failed:
> > > > > Invalid argument
> > > > > Error locking on node recipient2: device-mapper: reload ioctl
> > > > > failed:Invalid argument
> > > > > Aborting. Failed to activate new LV to wipe the start of it."
> > > > >
> > > > > i must update lvm2 or other ?
> > > > >
> > > > > В Втр, 11/11/2008 в 20:01 -0600, Jonathan Brassow пишет:
> > > > > > Sure.  In fact, if you have access to the red hat 5.3 beta, it is
> > > > > > ready there.
> > > > > >
> > > > > >
> > > > > > brassow
> > > > > >
> > > > > > On Nov 7, 2008, at 6:59 AM, pronix pronix wrote:
> > > > > >
> > > > > > > can i use cluster raid1 if i get development release from
> > > > > > > sources.redhat.com/cluster ?
> > > > > > >
> > > > > > >
> > > > > > > 2008/11/7 Marc - A. Dahlhaus [ Administration | Westermann  
> > > > > > > GmbH ]
> > > > > > > <mad@xxxxxx>
> > > > > > >      Hello,
> > > > > > >
> > > > > > >
> > > > > > >      will the changes to mirroring get merged into stable2 and
> > > > > > >      head after
> > > > > > >      RHEL-5.3 release?
> > > > > > >
> > > > > > >
> > > > > > >      Marc
> > > > > > >
> > > > > > >      Am Donnerstag, den 06.11.2008, 16:34 -0600 schrieb Jonathan
> > > > > > >      Brassow:
> > > > > > >
> > > > > > > > that works already.
> > > > > > > >
> > > > > > > > single machine: linear, stripe, mirror, snapshot
> > > > > > > > cluster-aware: linear, stripe, mirror (5.3)
> > > > > > > >
> > > > > > > > brassow
> > > > > > > >
> > > > > > > > On Nov 6, 2008, at 2:40 PM, Gordan Bobic wrote:
> > > > > > > >
> > > > > > > > > What about CLVM based striping (RAID0)? Does that work
> > > > > > >      already or is
> > > > > > > > > it planned for the near future?
> > > > > > > > >
> > > > > > > > > Gordan
> > > > > > > > >
> > > > > > > > > Jonathan Brassow wrote:
> > > > > > > > > > Cluster mirror (RAID1) will be available in rhel5.3 for
> > > > > > >      LVM.
> > > > > > > > > > brassow
> > > > > > > > > > On Nov 6, 2008, at 9:40 AM, Federico Simoncelli wrote:
> > > > > > > > > > > On Thu, Nov 6, 2008 at 10:38 AM, Gordan Bobic
> > > > > > >      <gordan@xxxxxxxxxx>
> > > > > > > > > > > wrote:
> > > > > > > > > > > > I rather doubt md will become cluster aware any time
> > > > > > >      soon. CLVM
> > > > > > > > > > > > doesn't yet
> > > > > > > > > > > > support even more important features like
> > > > > > >      snapshotting, so I
> > > > > > > > > > > > wouldn't count
> > > > > > > > > > > > on it supporting anything more advanced.
> > > > > > > > > > >
> > > > > > > > > > > I worked a little on clvm snapshots:
> > > > > > >      https://www.redhat.com/archives/linux-lvm/2008-October/msg00027.html
> > > > > > > > > > > Review and testing is required.
> > > > > > > > > > > --
> > > > > > > > > > > Federico.
> > > > > > > > > > >
> > > > > > > > > > > --
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