pv-fixup: tweaks

[invirt/scripts/pv-fixup.git] / pv-fixup

diff --git a/pv-fixup b/pv-fixup
index 206523f..f4d83a7 100644 (file)
--- a/pv-fixup
+++ b/pv-fixup
@@ -2,8 +2,8 @@
 exit 1  #Not actually a script.
 
 VG=xenvg
 exit 1  #Not actually a script.
 
 VG=xenvg

-DISK=/dev/sdb
-HALFSIZETiB=2.04
+DISK=/dev/mapper/36090a028407d6e2b2589a45cdb971489
+HALFSIZETiB=5.23

 TMPDM=tmpfoo
 TMPDEV=/dev/mapper/$TMPDM
 TMPDM2=tmpbar
 TMPDM=tmpfoo
 TMPDEV=/dev/mapper/$TMPDM
 TMPDM2=tmpbar

@@ -15,8 +15,8 @@ pvresize --setphysicalvolumesize=${HALFSIZETiB}t $DISK
 
 #  - dmsetup create a device in the latter half
 dmstart=$(python -c "print int(($HALFSIZETiB + 0.01) * 1024 * 1024 * 1024 * 2)")
 
 #  - dmsetup create a device in the latter half
 dmstart=$(python -c "print int(($HALFSIZETiB + 0.01) * 1024 * 1024 * 1024 * 2)")

-dmlen=$(python -c "print int(($HALFSIZETiB - 0.02) * 1024 * 1024 * 1024 * 2)")
-#foreach host:
+dmlen=$(python -c "print int(($HALFSIZETiB - 0.03) * 1024 * 1024 * 1024 * 2)")
+#Foreach host:

 dmsetup create $TMPDM --table "0 $dmlen linear $DISK $dmstart"
 #done
 
 dmsetup create $TMPDM --table "0 $dmlen linear $DISK $dmstart"
 #done
 

@@ -27,23 +27,15 @@ pvcreate $TMPDEV
 vgextend $VG $TMPDEV
 
 #  - pvmove all the LVs to the temporary PV
 vgextend $VG $TMPDEV
 
 #  - pvmove all the LVs to the temporary PV

-#    (something like
-#      for lv in $(LVs for running VMs on this host); do
-#        #some lvchange -a commands
-#        pvmove -n $lv <oldpv> <newpv>
-#        #possibly more lvchange -a to restore old state
-#      done)

 
 movelv () {
   echo pvmoving $1...
   lvchange -an $1
   pvmove -i 10 -n $1 $2
 
 movelv () {
   echo pvmoving $1...
   lvchange -an $1
   pvmove -i 10 -n $1 $2

+  lvchange -ay $1

 }
 
 }
 

-#touch /etc/invirt/nocreate

 #FOREACH host:
 #FOREACH host:

-#machines=$(invirt-listvms | perl -lne 'print if s/^([^ ]*):.*/$1/')
-#lvs=$(echo $machines | perl -lpe "s|^|$VG/d_|; s|$|_hda|")

 for lv in $(lvs -o lv_name --noheadings $VG); do
   movelv $VG/$lv $DISK
 done
 for lv in $(lvs -o lv_name --noheadings $VG); do
   movelv $VG/$lv $DISK
 done