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# Date Author Comment
cd3b4ff4 08/28/2013 06:19 pm Helga Velroyen

Replace LD_* constants with DT_* constants

LD_* constants are basically like DT_* constants, except
for that both file and shared file were mapped to file.
In order to not having to maintain three slightly different
sets of disk-related constants (DT, LD and ST), we merge...

995736c6 01/04/2012 03:21 pm René Nussbaumer

Update the resource model DD with current state

On my work for instance policies we decided not to overload --force
more, instead we go with a new flag --ignore-ipolicy. This is just a
small patch to reflect this decision.

Signed-off-by: René Nussbaumer <>...

5e83282b 12/12/2011 04:04 pm Andrea Spadaccini

Describe the dynamic-resync par. in the design doc

Signed-off-by: Andrea Spadaccini <>
Reviewed-by: Iustin Pop <>

bf8647a3 12/09/2011 05:47 pm Agata Murawska

Resource model design update

Signed-off-by: Agata Murawska <>
Reviewed-by: Guido Trotter <>

c12adead 12/07/2011 10:57 pm Andrea Spadaccini

Add DRBD dynamic resync speed params to design doc

  • Expand the Name column of the table (for c-delay-target)
  • Add the c-* DRBDparameters to the table containing the disk parameters
  • Add the unit of measurement in square brackets, when needed
  • Document the supported DRBD version, warn about the DRBD version...
8a69b3a8 12/06/2011 06:34 pm Andrea Spadaccini

Add DRBD barriers disk parameters

Add the disk-barriers and meta-barriers parameters described in the
design doc.

constants.py:
  • add the needed LD and DT-level parameters, use the defaults provided
    at ./configure time;
  • add constants representing which barriers should be disabled and the...
43e11798 12/02/2011 06:29 pm Andrea Spadaccini

LV stripes parameters for plain and drbd

configure.ac:
  • change the documentation of --with-lvm-stripecount parameter to
    reflect the change
doc/design-resource-model.rst:
  • change drbd/stripes to drbd/data-stripes and drbd/metastripes to
    drbd/meta-stripes...
5d40c988 11/21/2011 12:54 pm Andrea Spadaccini

design-resource-model: update disk params section

Simplify design by moving all the parameters to disk template level,
explaining why this is sub-optimal. Add notes about DRBD versions,
corner cases and parameters application time.

Signed-off-by: Andrea Spadaccini <>...

0469fd96 10/26/2011 10:24 am Michael Hanselmann

Small resource model design update re console

Starting with Ganeti 2.5 the console uses a query and no longer acquires
locks. See commit d6f46b6a94.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Iustin Pop <>

d85f01e7 10/12/2011 10:25 am Iustin Pop

Add design doc for the resource model changes

This is not complete, but is as close as I can get it for now. I
expect people actually implementing the various changes to extend the
design doc.

Signed-off-by: Iustin Pop <>
Reviewed-by: Michael Hanselmann <>