[debian-edu-commits] debian-edu/ 07/64: Improve documentation.

[Mike Gabriel]

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sunweaver pushed a commit to branch master
in repository shutdown-at-night.

commit b79a8d691c89edb26c165c4f76485fe9e67ede09
Author: Petter Reinholdtsen <pere at hungry.com>
Date:   Sun Jun 8 16:18:42 2008 +0000

    Improve documentation.
    
    git-svn-id: svn+ssh://svn.debian.org/svn/debian-edu/trunk/src/shutdown-at-night@41396 6e500793-9bee-0310-a5b0-9d0909bd054d
---
 README |   19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

diff --git a/README b/README
index 46b282b..3a3b226 100644
--- a/README
+++ b/README
@@ -4,9 +4,22 @@ Saving power by turning off clients at night
 It is possible to save power by turning off clients at night, and turn
 them automatically on in the morning.
 
- - Do not shut them down when they are used.
- - Avoid starting them all at once.
- - use wake on lan or nvram-wakeup
+There are some considerations to make when doing this:
+
+ - The clients should not be shut down when someone is using them.
+   This is done by checking the output from who', and as a special
+   case, checking for the LDM ssh connection command to work with LTSP
+   thin clients.
+
+ - To avoid breaking fuses, it is a good idea to make sure all clients
+   do not start at the same time.
+
+ - There are two different methods available to wake up clients.  One
+   uses the BIOS feature and require a working and correct hardware
+   clock, as well as a supported motherboard and BIOS version
+   (nvram-wakeup), The other require a server with knowledge about all
+   the clients to wake up and for all the clients to have support for
+   wake-on-lan.
 
 To enable automatic shutdown, touch
 /etc/shutdown-at-night/shutdown-at-night, or add the hostname to the

-- 
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