blockdev flushbufs

Signed-off-by: Martin Zobel-Helas <zobel@ftbfs.de>

diff --git a/input/howto/decomission.mdwn b/input/howto/decomission.mdwn
index 3d91911..9b5e083 100644 (file)
--- a/input/howto/decomission.mdwn
+++ b/input/howto/decomission.mdwn
@@ -33,19 +33,12 @@
 
 ```
     dm=$(sudo multipath -ll | grep "finzi-srv " | awk '{print $3}')
+    blockdev –flushbufs /dev/mapper/$dm &&
     cd /sys/devices/virtual/block/$dm/slaves &&
-    for device in $(ls -1); do echo 1 > "/sys/block/$device/device/delete"; done
+    for device in $(ls -1); do blockdev –flushbufs /dev/mapper/$device; 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: