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author | Jan Pokorný <jpokorny@redhat.com> | 2014-03-26 22:49:52 +0100 |
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committer | Jan Pokorný <jpokorny@redhat.com> | 2014-03-26 22:49:52 +0100 |
commit | fd4c91d6ac9a0555afcbf6e266f683903f31cb9c (patch) | |
tree | d4648f2c290fe297384799e410e44ddf1dabcf36 /doc | |
parent | 1dd2475bb772cdfa103c027eff2caff3c717d319 (diff) | |
download | clufter-fd4c91d6ac9a0555afcbf6e266f683903f31cb9c.tar.gz clufter-fd4c91d6ac9a0555afcbf6e266f683903f31cb9c.tar.xz clufter-fd4c91d6ac9a0555afcbf6e266f683903f31cb9c.zip |
doc/rgmanager-pacemaker.resources: extend ordering a bit
Signed-off-by: Jan Pokorný <jpokorny@redhat.com>
Diffstat (limited to 'doc')
-rw-r--r-- | doc/rgmanager-pacemaker.resources.txt | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/doc/rgmanager-pacemaker.resources.txt b/doc/rgmanager-pacemaker.resources.txt index beb44fa..be32d9d 100644 --- a/doc/rgmanager-pacemaker.resources.txt +++ b/doc/rgmanager-pacemaker.resources.txt @@ -147,11 +147,21 @@ propositional variables: . c ... intention RUNNING(A1, B) . d ... intention RUNNING(A2, C) +R: driven by + XXX implicit and explicit ordering + +P: driven by `order` constraint (or `group` arrangement) + ORDERING(B, C, WEAK) [2. weak ordering] ~~~~~~~~~~~~~~~~~~~~ ~a AND ~b AND c AND d -> (X a OR TRUE) AND X X b [start: B, then C] a AND b AND ~c AND ~d -> X ~b AND X X ~a [stop: C, then B] +R: TBD + +P: driven by specifying `score` as `0` + # pcs constraint order B then C score=0 + ORDERING(B, C, STRONG) [3. strong ordering] ~~~~~~~~~~~~~~~~~~~~~~ ~a AND ~b AND c AND d -> X a AND X X b [see weak ordering] @@ -159,14 +169,26 @@ ORDERING(B, C, STRONG) [3. strong ordering] a AND b AND ~c AND ~d -> X ~b AND X X ~a [see weak ordering] a AND b AND ~c -> a AND b AND ~c AND ~d [stronger, follows as per previous] +R: TBD + +P: driven by omitting `score` (or specifying it as non-zero) + or (b) using `group` (which implies also `colocation` constraint) + - (a) + # pcs constraint order B then C + # pcs constraint order B then C score=1 + # XXX pcs constraint order set B C + - (b) + # XXX pcs resource group add SOMENAME C/RESOURCE2 B/RESOURCE1 + ORDERING(B, C, ASYMMETRIC) [4. asymmetric ordering] ~~~~~~~~~~~~~~~~~~~~~~~~~~ ~a AND ~b AND c AND d -> X a AND X X b [see weak ordering] ~a AND ~b AND d -> ~a AND ~b AND c AND d [stronger, follows as per previous???] +R: TBD -R: -XXX implicit and explicit ordering +P: driven by specifying `symmetrical` as `true` + # pcs constraint order B then C symmetrical=true Cooccurence (location-based interaction dependence of the resources) |