<div>Hi ,</div>
<div> I have done as Mikulas said, and it is OK now..</div>
<div> My autoconf version seems to be low and I install the higher one, and it is OK.</div>
<div> Thank you. </div>
<div> <br></div>
<div>Best regards,</div>
<div>Busby</div>
<div><br> </div>
<div class="gmail_quote">2010/5/26 Mikulas Patocka <span dir="ltr"><<a href="mailto:mpatocka@redhat.com">mpatocka@redhat.com</a>></span><br>
<blockquote style="BORDER-LEFT: #ccc 1px solid; MARGIN: 0px 0px 0px 0.8ex; PADDING-LEFT: 1ex" class="gmail_quote">
<div class="im">On Wed, 26 May 2010, Busby wrote:<br><br>> Hi,<br>> I have debug the lvm2.02.64 (with the shared-snapshot patches).<br>> In the last email I mentioned the 'Cannot update volume group vg00 with<br>
> unknown segments in it!'<br>> The debug mesg: " vg_has_unknown_segments function: snapshot0 has<br>> unknown seg."<br>> I don't know when the snapshot0 has been created?why its segtype<br>
> unkown?<br>> Hope for your help.<br>> Thank you.<br>><br>> Best regards,<br>> Busby<br><br></div>Hi<br><br>I think that you didn't run aclocal and autoconf before ./configure and<br>make. So the multisnapshot module wasn't compiled in.<br>
<br>Do make distclean, then aclocal, autoconf, ./configure, make<br><font color="#888888"><br>Mikulas<br></font>
<div>
<div></div>
<div class="h5"><br>> 在 2010年5月24日 下午5:04,Busby <<a href="mailto:chaimvy@gmail.com">chaimvy@gmail.com</a>>写道:<br>><br>> > Hi All,<br>> ><br>> > I get the patches from:<br>> > Linux kernel 2.6.34 patch:<br>
> > <a href="http://people.redhat.com/mpatocka/patches/kernel/new-snapshots/r19/" target="_blank">http://people.redhat.com/mpatocka/patches/kernel/new-snapshots/r19/</a><br>> ><br>> > LVM2-2.02.64 patch:<br>
> > <a href="http://people.redhat.com/msnitzer/patches/multisnap/lvm2/LVM2-2.02.64/" target="_blank">http://people.redhat.com/msnitzer/patches/multisnap/lvm2/LVM2-2.02.64/</a><br>> ><br>> ><br>> ><br>
> > but when I used it, the segment type can not find, can anyone help me?<br>> ><br>> ><br>> ><br>> > [root@new-host-34 ~]# pvcreate /dev/sd[bcdef]<br>> ><br>> > [root@new-host-34 ~]# vgcreate vg00 /dev/sd[bcdef]<br>
> ><br>> > [root@new-host-34 ~]# lvcreate -L 100G -n lv_test /dev/vg00<br>> ><br>> > [root@new-host-34 ~]# lvcreate -L 200G -c 256 --sharedstore mikulas -s<br>> > /dev/vg00/lv_test<br>> ><br>
> > *WARNING: Unrecognised segment type multisnapshot*<br>> ><br>> > * Cannot update volume group vg00 with unknown segments in it!*<br>> ><br>> > [root@new-host-34 ~]# lvscan<br>> ><br>
> > ACTIVE '/dev/vg00/lv_test' [100.00 GiB] inherit<br>> ><br>> > inactive '/dev/vg00/lv_test-shared' [200.00 GiB] inherit<br>> ><br>> > [root@new-host-34 ~]# lvcreate -s -n lv_test_ss1 /dev/vg00/lv_test<br>
> ><br>> > *Unable to create new logical volume with no extents*<br>> ><br>> ><br>> ><br>> ><br>> ><br>> > The dm modules in the system:<br>> ><br>> ><br>> ><br>
> > [root@new-host-34 LVM2.2.02.64]# lsmod |grep dm<br>> > dm_snapshot 25583 0<br>> > dm_store_daniel 11304 0<br>> > dm_store_mikulas 43265 0<br>> > dm_multisnapshot 20276 2 dm_store_daniel,dm_store_mikulas<br>
> > dm_mirror 11564 0<br>> > dm_multipath 14594 0<br>> > scsi_dh 5480 1 dm_multipath<br>> > dm_region_hash 8233 1 dm_mirror<br>> > dm_log 8158 2 dm_mirror,dm_region_hash<br>
> > dm_mod 58855 9 dm_snapshot,*<br>> > dm_store_daniel,dm_store_mikulas,dm_multisnapshot*<br>> > ,dm_mirror,dm_multipath,dm_log<br>> ><br>> ><br>> ><br>> ><br>> ><br>
> > I just want to use the multisnap by LVM2 command. But I don't know<br>> > is there any document about HOW-TO?<br>> ><br>> > Thank you very much.<br>> ><br>> ><br>
> ><br>> ><br>> ><br>> ><br>> ><br>> > Best regards,<br>> ><br>> > Busby<br>> ><br>> </div></div></blockquote></div><br>