script remove of devices a bit more

[mirror/dsa-wiki.git] / input / howto / decomission.mdwn

diff --git a/input/howto/decomission.mdwn b/input/howto/decomission.mdwn
index 58946fd..84783fa 100644 (file)
--- a/input/howto/decomission.mdwn
+++ b/input/howto/decomission.mdwn
@@ -12,6 +12,7 @@
    * reinit samhain on handel
 
  * Remove from LDAP
+   * including references such as subgroup: foo@hostname or supplementarygid: foo@hostname
    * rerun puppet on backuphost / the backup host
    * reinit samhain on backuphost
  * Remove from Nagios
@@ -27,6 +28,25 @@
     rabbitmqadmin -N rainier -V dsa delete queue name=$queue
     done
 
-Three months after decomissioning:
+ * Remove disks from the MSA 
+   * run multipath -ll on the KVM host and find all disks on that multipath
+
+```
+    dm=$(sudo multipath -ll | grep "finzi-srv " | awk '{print $3}')
+    cd /sys/devices/virtual/block/$dm &&
+    for device in $(ls -1); do "echo 1 > /sys/block/$device/device/delete"; done
+    multipath -f finzi-srv
+
+```
+   * for each disk in those multipath run
+
+     echo 1 > /sys/block/sdX/device/delete
 
+   * once done, remove that multpath-device from multipath
+
+     multipath -f finzi-srv
+
+   * remove the paths in the MSA
+
+Three months after decomissioning:
  * Remove backups