Changeset 24036

Timestamp:

09/30/09 18:00:04 (6 months ago)

Author:

rbasch

Message:

In reactivate:

• Mount the login snapshot file system as ext2, with noatime.

Location:

trunk/debathena/config/reactivate/debian

Files:

• athena-login-snapshot (modified) (1 diff)
• changelog (modified) (1 diff)

trunk/debathena/config/reactivate/debian/athena-login-snapshot

@@ -85 +85 @@
     fi
 
+    # To improve performance, we do not want ext3 journalling on the
+    # snapshot filesystem, as it is destroyed at the end of session anyway.
+    # First disable full filesystem checking, and use fsck to ensure the
+    # journal is applied.  Then disable the journal, so we can mount it
+    # as an ext2 filesystem.
+    v tune2fs -c 0 -i 0 "$loginlvpath"
+    v e2fsck -y "$loginlvpath" || [ $? -eq 1 ]
+    v tune2fs -O ^has_journal "$loginlvpath"
+    sync
+
     # Mount the login snapshot.
     mkdir -p /login
-    v mount "$loginlvpath" /login
+    v mount -t ext2 -o noatime "$loginlvpath" /login
 
     # Enable subtree operations on /media by making it a mount point,

trunk/debathena/config/reactivate/debian/changelog

@@ +1 @@
+debathena-reactivate (1.23) unstable; urgency=low
+
+  * Mount the login snapshot file system as ext2, with noatime.
+
+ -- Robert Basch <rbasch@mit.edu>  Wed, 30 Sep 2009 17:49:49 -0400
+
 debathena-reactivate (1.22) unstable; urgency=low