, setSec
-- * Formatting
, list
+ -- * Misc stuff
+ , AssocList
+ , noSecondary
) where
import Data.List
import qualified Ganeti.HTools.Instance as Instance
import qualified Ganeti.HTools.PeerMap as PeerMap
-import Ganeti.HTools.Utils
-
data Node = Node { t_mem :: Double -- ^ total memory (MiB)
, n_mem :: Int -- ^ node memory (MiB)
, f_mem :: Int -- ^ free memory (MiB)
-- score computations
} deriving (Show)
+-- | A simple name for the int, node association list
+type AssocList = [(Int, Node)]
+
+-- | Constant node index for a non-moveable instance
+noSecondary :: Int
+noSecondary = -1
+
{- | Create a new node.
The index and the peers maps are empty, and will be need to be update
later via the 'setIdx' and 'buildPeers' functions.
-}
-create :: Double -> Int -> Int -> Double -> Int -> Node
-create mem_t_init mem_n_init mem_f_init dsk_t_init dsk_f_init =
+create :: Double -> Int -> Int -> Double -> Int -> Bool -> Node
+create mem_t_init mem_n_init mem_f_init dsk_t_init dsk_f_init
+ offline_init =
Node
{
t_mem = mem_t_init,
p_mem = (fromIntegral mem_f_init) / mem_t_init,
p_dsk = (fromIntegral dsk_f_init) / dsk_t_init,
p_rem = 0,
- offline = False,
+ offline = offline_init,
x_mem = 0
}
-- | Sets the free memory
setFmem :: Node -> Int -> Node
-setFmem t val = t { f_mem = val }
+setFmem t new_mem =
+ let new_n1 = computeFailN1 (r_mem t) new_mem (f_dsk t)
+ new_mp = (fromIntegral new_mem) / (t_mem t)
+ in
+ t { f_mem = new_mem, failN1 = new_n1, p_mem = new_mp }
-- | Given the rmem, free memory and disk, computes the failn1 status.
computeFailN1 :: Int -> Int -> Int -> Bool