root / src / Ganeti / HTools / Program / Hspace.hs @ 81879d92
History | View | Annotate | Download (19.4 kB)
1 | e10be8f2 | Iustin Pop | {-| Cluster space sizing |
---|---|---|---|
2 | e10be8f2 | Iustin Pop | |
3 | e10be8f2 | Iustin Pop | -} |
4 | e10be8f2 | Iustin Pop | |
5 | e10be8f2 | Iustin Pop | {- |
6 | e10be8f2 | Iustin Pop | |
7 | 72747d91 | Iustin Pop | Copyright (C) 2009, 2010, 2011, 2012, 2013 Google Inc. |
8 | e10be8f2 | Iustin Pop | |
9 | e10be8f2 | Iustin Pop | This program is free software; you can redistribute it and/or modify |
10 | e10be8f2 | Iustin Pop | it under the terms of the GNU General Public License as published by |
11 | e10be8f2 | Iustin Pop | the Free Software Foundation; either version 2 of the License, or |
12 | e10be8f2 | Iustin Pop | (at your option) any later version. |
13 | e10be8f2 | Iustin Pop | |
14 | e10be8f2 | Iustin Pop | This program is distributed in the hope that it will be useful, but |
15 | e10be8f2 | Iustin Pop | WITHOUT ANY WARRANTY; without even the implied warranty of |
16 | e10be8f2 | Iustin Pop | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
17 | e10be8f2 | Iustin Pop | General Public License for more details. |
18 | e10be8f2 | Iustin Pop | |
19 | e10be8f2 | Iustin Pop | You should have received a copy of the GNU General Public License |
20 | e10be8f2 | Iustin Pop | along with this program; if not, write to the Free Software |
21 | e10be8f2 | Iustin Pop | Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
22 | e10be8f2 | Iustin Pop | 02110-1301, USA. |
23 | e10be8f2 | Iustin Pop | |
24 | e10be8f2 | Iustin Pop | -} |
25 | e10be8f2 | Iustin Pop | |
26 | 22278fa7 | Iustin Pop | module Ganeti.HTools.Program.Hspace |
27 | 22278fa7 | Iustin Pop | (main |
28 | 22278fa7 | Iustin Pop | , options |
29 | 22278fa7 | Iustin Pop | , arguments |
30 | 22278fa7 | Iustin Pop | ) where |
31 | e10be8f2 | Iustin Pop | |
32 | cc532bdd | Iustin Pop | import Control.Monad |
33 | 79eef90b | Agata Murawska | import Data.Char (toUpper, toLower) |
34 | 756df409 | Iustin Pop | import Data.Function (on) |
35 | e10be8f2 | Iustin Pop | import Data.List |
36 | be468da0 | Iustin Pop | import Data.Maybe (fromMaybe) |
37 | 5182e970 | Iustin Pop | import Data.Ord (comparing) |
38 | e10be8f2 | Iustin Pop | import System.IO |
39 | e10be8f2 | Iustin Pop | |
40 | 2795466b | Iustin Pop | import Text.Printf (printf, hPrintf) |
41 | e10be8f2 | Iustin Pop | |
42 | e10be8f2 | Iustin Pop | import qualified Ganeti.HTools.Container as Container |
43 | e10be8f2 | Iustin Pop | import qualified Ganeti.HTools.Cluster as Cluster |
44 | e10be8f2 | Iustin Pop | import qualified Ganeti.HTools.Node as Node |
45 | e10be8f2 | Iustin Pop | import qualified Ganeti.HTools.Instance as Instance |
46 | e10be8f2 | Iustin Pop | |
47 | 01e52493 | Iustin Pop | import Ganeti.BasicTypes |
48 | 22278fa7 | Iustin Pop | import Ganeti.Common |
49 | f2280553 | Iustin Pop | import Ganeti.HTools.Types |
50 | 0427285d | Iustin Pop | import Ganeti.HTools.CLI |
51 | e8f89bb6 | Iustin Pop | import Ganeti.HTools.ExtLoader |
52 | 4938fa30 | Guido Trotter | import Ganeti.HTools.Loader |
53 | 26d62e4c | Iustin Pop | import Ganeti.Utils |
54 | e10be8f2 | Iustin Pop | |
55 | 179c0828 | Iustin Pop | -- | Options list and functions. |
56 | d66aa238 | Iustin Pop | options :: IO [OptType] |
57 | 29a30533 | Iustin Pop | options = do |
58 | 29a30533 | Iustin Pop | luxi <- oLuxiSocket |
59 | d66aa238 | Iustin Pop | return |
60 | d66aa238 | Iustin Pop | [ oPrintNodes |
61 | d66aa238 | Iustin Pop | , oDataFile |
62 | d66aa238 | Iustin Pop | , oDiskTemplate |
63 | d66aa238 | Iustin Pop | , oSpindleUse |
64 | d66aa238 | Iustin Pop | , oNodeSim |
65 | d66aa238 | Iustin Pop | , oRapiMaster |
66 | 29a30533 | Iustin Pop | , luxi |
67 | d66aa238 | Iustin Pop | , oIAllocSrc |
68 | d66aa238 | Iustin Pop | , oVerbose |
69 | d66aa238 | Iustin Pop | , oQuiet |
70 | d66aa238 | Iustin Pop | , oOfflineNode |
71 | d66aa238 | Iustin Pop | , oMachineReadable |
72 | d66aa238 | Iustin Pop | , oMaxCpu |
73 | d66aa238 | Iustin Pop | , oMaxSolLength |
74 | d66aa238 | Iustin Pop | , oMinDisk |
75 | d66aa238 | Iustin Pop | , oStdSpec |
76 | d66aa238 | Iustin Pop | , oTieredSpec |
77 | d66aa238 | Iustin Pop | , oSaveCluster |
78 | d66aa238 | Iustin Pop | ] |
79 | e10be8f2 | Iustin Pop | |
80 | 22278fa7 | Iustin Pop | -- | The list of arguments supported by the program. |
81 | 22278fa7 | Iustin Pop | arguments :: [ArgCompletion] |
82 | 22278fa7 | Iustin Pop | arguments = [] |
83 | 22278fa7 | Iustin Pop | |
84 | fcebc9db | Iustin Pop | -- | The allocation phase we're in (initial, after tiered allocs, or |
85 | fcebc9db | Iustin Pop | -- after regular allocation). |
86 | fcebc9db | Iustin Pop | data Phase = PInitial |
87 | fcebc9db | Iustin Pop | | PFinal |
88 | fcebc9db | Iustin Pop | | PTiered |
89 | 2bbf77cc | Iustin Pop | |
90 | 375969eb | Iustin Pop | -- | The kind of instance spec we print. |
91 | 375969eb | Iustin Pop | data SpecType = SpecNormal |
92 | 375969eb | Iustin Pop | | SpecTiered |
93 | 375969eb | Iustin Pop | |
94 | 79eef90b | Agata Murawska | -- | Prefix for machine readable names |
95 | 79eef90b | Agata Murawska | htsPrefix :: String |
96 | 79eef90b | Agata Murawska | htsPrefix = "HTS" |
97 | 79eef90b | Agata Murawska | |
98 | 375969eb | Iustin Pop | -- | What we prefix a spec with. |
99 | 375969eb | Iustin Pop | specPrefix :: SpecType -> String |
100 | 375969eb | Iustin Pop | specPrefix SpecNormal = "SPEC" |
101 | 375969eb | Iustin Pop | specPrefix SpecTiered = "TSPEC_INI" |
102 | 375969eb | Iustin Pop | |
103 | 375969eb | Iustin Pop | -- | The description of a spec. |
104 | 375969eb | Iustin Pop | specDescription :: SpecType -> String |
105 | e86f7f65 | Iustin Pop | specDescription SpecNormal = "Standard (fixed-size)" |
106 | 375969eb | Iustin Pop | specDescription SpecTiered = "Tiered (initial size)" |
107 | 375969eb | Iustin Pop | |
108 | 72747d91 | Iustin Pop | -- | The \"name\" of a 'SpecType'. |
109 | 72747d91 | Iustin Pop | specName :: SpecType -> String |
110 | 72747d91 | Iustin Pop | specName SpecNormal = "Standard" |
111 | 72747d91 | Iustin Pop | specName SpecTiered = "Tiered" |
112 | 72747d91 | Iustin Pop | |
113 | 375969eb | Iustin Pop | -- | Efficiency generic function. |
114 | 375969eb | Iustin Pop | effFn :: (Cluster.CStats -> Integer) |
115 | 375969eb | Iustin Pop | -> (Cluster.CStats -> Double) |
116 | 1b0a6356 | Iustin Pop | -> Cluster.CStats -> Double |
117 | 375969eb | Iustin Pop | effFn fi ft cs = fromIntegral (fi cs) / ft cs |
118 | 375969eb | Iustin Pop | |
119 | 375969eb | Iustin Pop | -- | Memory efficiency. |
120 | 375969eb | Iustin Pop | memEff :: Cluster.CStats -> Double |
121 | 375969eb | Iustin Pop | memEff = effFn Cluster.csImem Cluster.csTmem |
122 | 375969eb | Iustin Pop | |
123 | 375969eb | Iustin Pop | -- | Disk efficiency. |
124 | 375969eb | Iustin Pop | dskEff :: Cluster.CStats -> Double |
125 | 375969eb | Iustin Pop | dskEff = effFn Cluster.csIdsk Cluster.csTdsk |
126 | 375969eb | Iustin Pop | |
127 | 375969eb | Iustin Pop | -- | Cpu efficiency. |
128 | 375969eb | Iustin Pop | cpuEff :: Cluster.CStats -> Double |
129 | 375969eb | Iustin Pop | cpuEff = effFn Cluster.csIcpu (fromIntegral . Cluster.csVcpu) |
130 | 375969eb | Iustin Pop | |
131 | 0cc3d742 | Bernardo Dal Seno | -- | Spindles efficiency. |
132 | 0cc3d742 | Bernardo Dal Seno | spnEff :: Cluster.CStats -> Double |
133 | 0cc3d742 | Bernardo Dal Seno | spnEff = effFn Cluster.csIspn Cluster.csTspn |
134 | 0cc3d742 | Bernardo Dal Seno | |
135 | 179c0828 | Iustin Pop | -- | Holds data for converting a 'Cluster.CStats' structure into |
136 | dd77da99 | Helga Velroyen | -- detailed statistics. |
137 | 2bbf77cc | Iustin Pop | statsData :: [(String, Cluster.CStats -> String)] |
138 | f5b553da | Iustin Pop | statsData = [ ("SCORE", printf "%.8f" . Cluster.csScore) |
139 | f5b553da | Iustin Pop | , ("INST_CNT", printf "%d" . Cluster.csNinst) |
140 | f5b553da | Iustin Pop | , ("MEM_FREE", printf "%d" . Cluster.csFmem) |
141 | f5b553da | Iustin Pop | , ("MEM_AVAIL", printf "%d" . Cluster.csAmem) |
142 | 2bbf77cc | Iustin Pop | , ("MEM_RESVD", |
143 | f5b553da | Iustin Pop | \cs -> printf "%d" (Cluster.csFmem cs - Cluster.csAmem cs)) |
144 | f5b553da | Iustin Pop | , ("MEM_INST", printf "%d" . Cluster.csImem) |
145 | 2bbf77cc | Iustin Pop | , ("MEM_OVERHEAD", |
146 | f5b553da | Iustin Pop | \cs -> printf "%d" (Cluster.csXmem cs + Cluster.csNmem cs)) |
147 | 375969eb | Iustin Pop | , ("MEM_EFF", printf "%.8f" . memEff) |
148 | f5b553da | Iustin Pop | , ("DSK_FREE", printf "%d" . Cluster.csFdsk) |
149 | 9739b6b8 | Iustin Pop | , ("DSK_AVAIL", printf "%d". Cluster.csAdsk) |
150 | 2bbf77cc | Iustin Pop | , ("DSK_RESVD", |
151 | f5b553da | Iustin Pop | \cs -> printf "%d" (Cluster.csFdsk cs - Cluster.csAdsk cs)) |
152 | f5b553da | Iustin Pop | , ("DSK_INST", printf "%d" . Cluster.csIdsk) |
153 | 375969eb | Iustin Pop | , ("DSK_EFF", printf "%.8f" . dskEff) |
154 | 0cc3d742 | Bernardo Dal Seno | , ("SPN_FREE", printf "%d" . Cluster.csFspn) |
155 | 0cc3d742 | Bernardo Dal Seno | , ("SPN_INST", printf "%d" . Cluster.csIspn) |
156 | 0cc3d742 | Bernardo Dal Seno | , ("SPN_EFF", printf "%.8f" . spnEff) |
157 | f5b553da | Iustin Pop | , ("CPU_INST", printf "%d" . Cluster.csIcpu) |
158 | 375969eb | Iustin Pop | , ("CPU_EFF", printf "%.8f" . cpuEff) |
159 | f5b553da | Iustin Pop | , ("MNODE_MEM_AVAIL", printf "%d" . Cluster.csMmem) |
160 | f5b553da | Iustin Pop | , ("MNODE_DSK_AVAIL", printf "%d" . Cluster.csMdsk) |
161 | 2bbf77cc | Iustin Pop | ] |
162 | 2bbf77cc | Iustin Pop | |
163 | 179c0828 | Iustin Pop | -- | List holding 'RSpec' formatting information. |
164 | 1f9066c0 | Iustin Pop | specData :: [(String, RSpec -> String)] |
165 | 1f9066c0 | Iustin Pop | specData = [ ("MEM", printf "%d" . rspecMem) |
166 | 1f9066c0 | Iustin Pop | , ("DSK", printf "%d" . rspecDsk) |
167 | 1f9066c0 | Iustin Pop | , ("CPU", printf "%d" . rspecCpu) |
168 | 2bbf77cc | Iustin Pop | ] |
169 | 2bbf77cc | Iustin Pop | |
170 | 0cc3d742 | Bernardo Dal Seno | -- | 'RSpec' formatting information including spindles. |
171 | 0cc3d742 | Bernardo Dal Seno | specDataSpn :: [(String, RSpec -> String)] |
172 | 0cc3d742 | Bernardo Dal Seno | specDataSpn = specData ++ [("SPN", printf "%d" . rspecSpn)] |
173 | 0cc3d742 | Bernardo Dal Seno | |
174 | 179c0828 | Iustin Pop | -- | List holding 'Cluster.CStats' formatting information. |
175 | 2bbf77cc | Iustin Pop | clusterData :: [(String, Cluster.CStats -> String)] |
176 | f5b553da | Iustin Pop | clusterData = [ ("MEM", printf "%.0f" . Cluster.csTmem) |
177 | f5b553da | Iustin Pop | , ("DSK", printf "%.0f" . Cluster.csTdsk) |
178 | f5b553da | Iustin Pop | , ("CPU", printf "%.0f" . Cluster.csTcpu) |
179 | bd3286e9 | Iustin Pop | , ("VCPU", printf "%d" . Cluster.csVcpu) |
180 | 2bbf77cc | Iustin Pop | ] |
181 | 2bbf77cc | Iustin Pop | |
182 | 0cc3d742 | Bernardo Dal Seno | -- | 'Cluster.CStats' formatting information including spindles |
183 | 0cc3d742 | Bernardo Dal Seno | clusterDataSpn :: [(String, Cluster.CStats -> String)] |
184 | 0cc3d742 | Bernardo Dal Seno | clusterDataSpn = clusterData ++ [("SPN", printf "%.0f" . Cluster.csTspn)] |
185 | 0cc3d742 | Bernardo Dal Seno | |
186 | 179c0828 | Iustin Pop | -- | Function to print stats for a given phase. |
187 | 2bbf77cc | Iustin Pop | printStats :: Phase -> Cluster.CStats -> [(String, String)] |
188 | 2bbf77cc | Iustin Pop | printStats ph cs = |
189 | 2bbf77cc | Iustin Pop | map (\(s, fn) -> (printf "%s_%s" kind s, fn cs)) statsData |
190 | 2bbf77cc | Iustin Pop | where kind = case ph of |
191 | 2bbf77cc | Iustin Pop | PInitial -> "INI" |
192 | 2bbf77cc | Iustin Pop | PFinal -> "FIN" |
193 | fcebc9db | Iustin Pop | PTiered -> "TRL" |
194 | e10be8f2 | Iustin Pop | |
195 | 2f9198be | Iustin Pop | -- | Print failure reason and scores |
196 | 2f9198be | Iustin Pop | printFRScores :: Node.List -> Node.List -> [(FailMode, Int)] -> IO () |
197 | 2f9198be | Iustin Pop | printFRScores ini_nl fin_nl sreason = do |
198 | 2f9198be | Iustin Pop | printf " - most likely failure reason: %s\n" $ failureReason sreason::IO () |
199 | 2f9198be | Iustin Pop | printClusterScores ini_nl fin_nl |
200 | 0cc3d742 | Bernardo Dal Seno | printClusterEff (Cluster.totalResources fin_nl) (Node.haveExclStorage fin_nl) |
201 | 2f9198be | Iustin Pop | |
202 | 375969eb | Iustin Pop | -- | Print final stats and related metrics. |
203 | 375969eb | Iustin Pop | printResults :: Bool -> Node.List -> Node.List -> Int -> Int |
204 | 375969eb | Iustin Pop | -> [(FailMode, Int)] -> IO () |
205 | 375969eb | Iustin Pop | printResults True _ fin_nl num_instances allocs sreason = do |
206 | dca7f396 | Iustin Pop | let fin_stats = Cluster.totalResources fin_nl |
207 | dca7f396 | Iustin Pop | fin_instances = num_instances + allocs |
208 | dca7f396 | Iustin Pop | |
209 | 88a10df5 | Iustin Pop | exitWhen (num_instances + allocs /= Cluster.csNinst fin_stats) $ |
210 | 88a10df5 | Iustin Pop | printf "internal inconsistency, allocated (%d)\ |
211 | 88a10df5 | Iustin Pop | \ != counted (%d)\n" (num_instances + allocs) |
212 | 88a10df5 | Iustin Pop | (Cluster.csNinst fin_stats) |
213 | de4ac2c2 | Iustin Pop | |
214 | 72747d91 | Iustin Pop | main_reason <- exitIfEmpty "Internal error, no failure reasons?!" sreason |
215 | 72747d91 | Iustin Pop | |
216 | 79eef90b | Agata Murawska | printKeysHTS $ printStats PFinal fin_stats |
217 | 79eef90b | Agata Murawska | printKeysHTS [ ("ALLOC_USAGE", printf "%.8f" |
218 | e60fa4af | Agata Murawska | ((fromIntegral num_instances::Double) / |
219 | e60fa4af | Agata Murawska | fromIntegral fin_instances)) |
220 | e60fa4af | Agata Murawska | , ("ALLOC_INSTANCES", printf "%d" allocs) |
221 | 72747d91 | Iustin Pop | , ("ALLOC_FAIL_REASON", map toUpper . show . fst $ main_reason) |
222 | e60fa4af | Agata Murawska | ] |
223 | 79eef90b | Agata Murawska | printKeysHTS $ map (\(x, y) -> (printf "ALLOC_%s_CNT" (show x), |
224 | e60fa4af | Agata Murawska | printf "%d" y)) sreason |
225 | 375969eb | Iustin Pop | |
226 | 375969eb | Iustin Pop | printResults False ini_nl fin_nl _ allocs sreason = do |
227 | 375969eb | Iustin Pop | putStrLn "Normal (fixed-size) allocation results:" |
228 | 375969eb | Iustin Pop | printf " - %3d instances allocated\n" allocs :: IO () |
229 | 2f9198be | Iustin Pop | printFRScores ini_nl fin_nl sreason |
230 | 375969eb | Iustin Pop | |
231 | 375969eb | Iustin Pop | -- | Prints the final @OK@ marker in machine readable output. |
232 | 79eef90b | Agata Murawska | printFinalHTS :: Bool -> IO () |
233 | 79eef90b | Agata Murawska | printFinalHTS = printFinal htsPrefix |
234 | 375969eb | Iustin Pop | |
235 | 72747d91 | Iustin Pop | {-# ANN tieredSpecMap "HLint: ignore Use alternative" #-} |
236 | 756df409 | Iustin Pop | -- | Compute the tiered spec counts from a list of allocated |
237 | 756df409 | Iustin Pop | -- instances. |
238 | 756df409 | Iustin Pop | tieredSpecMap :: [Instance.Instance] |
239 | 756df409 | Iustin Pop | -> [(RSpec, Int)] |
240 | 756df409 | Iustin Pop | tieredSpecMap trl_ixes = |
241 | 3c3690aa | Iustin Pop | let fin_trl_ixes = reverse trl_ixes |
242 | 3c3690aa | Iustin Pop | ix_byspec = groupBy ((==) `on` Instance.specOf) fin_trl_ixes |
243 | 72747d91 | Iustin Pop | -- head is "safe" here, as groupBy returns list of non-empty lists |
244 | 3c3690aa | Iustin Pop | spec_map = map (\ixs -> (Instance.specOf $ head ixs, length ixs)) |
245 | 3c3690aa | Iustin Pop | ix_byspec |
246 | 3c3690aa | Iustin Pop | in spec_map |
247 | 756df409 | Iustin Pop | |
248 | 756df409 | Iustin Pop | -- | Formats a spec map to strings. |
249 | 756df409 | Iustin Pop | formatSpecMap :: [(RSpec, Int)] -> [String] |
250 | 756df409 | Iustin Pop | formatSpecMap = |
251 | 0cc3d742 | Bernardo Dal Seno | map (\(spec, cnt) -> printf "%d,%d,%d,%d=%d" (rspecMem spec) |
252 | 0cc3d742 | Bernardo Dal Seno | (rspecDsk spec) (rspecCpu spec) (rspecSpn spec) cnt) |
253 | 756df409 | Iustin Pop | |
254 | 179c0828 | Iustin Pop | -- | Formats \"key-metrics\" values. |
255 | 80d7d8a1 | Iustin Pop | formatRSpec :: String -> AllocInfo -> [(String, String)] |
256 | 80d7d8a1 | Iustin Pop | formatRSpec s r = |
257 | 80d7d8a1 | Iustin Pop | [ ("KM_" ++ s ++ "_CPU", show $ allocInfoVCpus r) |
258 | 80d7d8a1 | Iustin Pop | , ("KM_" ++ s ++ "_NPU", show $ allocInfoNCpus r) |
259 | 80d7d8a1 | Iustin Pop | , ("KM_" ++ s ++ "_MEM", show $ allocInfoMem r) |
260 | 80d7d8a1 | Iustin Pop | , ("KM_" ++ s ++ "_DSK", show $ allocInfoDisk r) |
261 | 0cc3d742 | Bernardo Dal Seno | , ("KM_" ++ s ++ "_SPN", show $ allocInfoSpn r) |
262 | 3c3690aa | Iustin Pop | ] |
263 | bd3286e9 | Iustin Pop | |
264 | 179c0828 | Iustin Pop | -- | Shows allocations stats. |
265 | 5f3b040a | Iustin Pop | printAllocationStats :: Node.List -> Node.List -> IO () |
266 | 5f3b040a | Iustin Pop | printAllocationStats ini_nl fin_nl = do |
267 | bd3286e9 | Iustin Pop | let ini_stats = Cluster.totalResources ini_nl |
268 | bd3286e9 | Iustin Pop | fin_stats = Cluster.totalResources fin_nl |
269 | bd3286e9 | Iustin Pop | (rini, ralo, runa) = Cluster.computeAllocationDelta ini_stats fin_stats |
270 | 79eef90b | Agata Murawska | printKeysHTS $ formatRSpec "USED" rini |
271 | 79eef90b | Agata Murawska | printKeysHTS $ formatRSpec "POOL" ralo |
272 | 79eef90b | Agata Murawska | printKeysHTS $ formatRSpec "UNAV" runa |
273 | 9739b6b8 | Iustin Pop | |
274 | 179c0828 | Iustin Pop | -- | Format a list of key\/values as a shell fragment. |
275 | 79eef90b | Agata Murawska | printKeysHTS :: [(String, String)] -> IO () |
276 | 79eef90b | Agata Murawska | printKeysHTS = printKeys htsPrefix |
277 | dca7f396 | Iustin Pop | |
278 | 179c0828 | Iustin Pop | -- | Converts instance data to a list of strings. |
279 | 366a7c89 | Iustin Pop | printInstance :: Node.List -> Instance.Instance -> [String] |
280 | 366a7c89 | Iustin Pop | printInstance nl i = [ Instance.name i |
281 | 5182e970 | Iustin Pop | , Container.nameOf nl $ Instance.pNode i |
282 | 5182e970 | Iustin Pop | , let sdx = Instance.sNode i |
283 | 5182e970 | Iustin Pop | in if sdx == Node.noSecondary then "" |
284 | 5182e970 | Iustin Pop | else Container.nameOf nl sdx |
285 | 366a7c89 | Iustin Pop | , show (Instance.mem i) |
286 | 366a7c89 | Iustin Pop | , show (Instance.dsk i) |
287 | 366a7c89 | Iustin Pop | , show (Instance.vcpus i) |
288 | 0cc3d742 | Bernardo Dal Seno | , if Node.haveExclStorage nl |
289 | 0cc3d742 | Bernardo Dal Seno | then case Instance.getTotalSpindles i of |
290 | 0cc3d742 | Bernardo Dal Seno | Nothing -> "?" |
291 | 0cc3d742 | Bernardo Dal Seno | Just sp -> show sp |
292 | 0cc3d742 | Bernardo Dal Seno | else "" |
293 | 366a7c89 | Iustin Pop | ] |
294 | 366a7c89 | Iustin Pop | |
295 | 179c0828 | Iustin Pop | -- | Optionally print the allocation map. |
296 | 6eaa7bb8 | Iustin Pop | printAllocationMap :: Int -> String |
297 | 6eaa7bb8 | Iustin Pop | -> Node.List -> [Instance.Instance] -> IO () |
298 | 6eaa7bb8 | Iustin Pop | printAllocationMap verbose msg nl ixes = |
299 | 6eaa7bb8 | Iustin Pop | when (verbose > 1) $ do |
300 | e86f7f65 | Iustin Pop | hPutStrLn stderr (msg ++ " map") |
301 | 3603605a | Iustin Pop | hPutStr stderr . unlines . map ((:) ' ' . unwords) $ |
302 | 6eaa7bb8 | Iustin Pop | formatTable (map (printInstance nl) (reverse ixes)) |
303 | 6eaa7bb8 | Iustin Pop | -- This is the numberic-or-not field |
304 | 6eaa7bb8 | Iustin Pop | -- specification; the first three fields are |
305 | 6eaa7bb8 | Iustin Pop | -- strings, whereas the rest are numeric |
306 | 0cc3d742 | Bernardo Dal Seno | [False, False, False, True, True, True, True] |
307 | 6eaa7bb8 | Iustin Pop | |
308 | 375969eb | Iustin Pop | -- | Formats nicely a list of resources. |
309 | 1b0a6356 | Iustin Pop | formatResources :: a -> [(String, a->String)] -> String |
310 | 375969eb | Iustin Pop | formatResources res = |
311 | 375969eb | Iustin Pop | intercalate ", " . map (\(a, fn) -> a ++ " " ++ fn res) |
312 | 375969eb | Iustin Pop | |
313 | 375969eb | Iustin Pop | -- | Print the cluster resources. |
314 | 0cc3d742 | Bernardo Dal Seno | printCluster :: Bool -> Cluster.CStats -> Int -> Bool -> IO () |
315 | 0cc3d742 | Bernardo Dal Seno | printCluster True ini_stats node_count _ = do |
316 | 0cc3d742 | Bernardo Dal Seno | printKeysHTS $ map (\(a, fn) -> ("CLUSTER_" ++ a, fn ini_stats)) |
317 | 0cc3d742 | Bernardo Dal Seno | clusterDataSpn |
318 | 79eef90b | Agata Murawska | printKeysHTS [("CLUSTER_NODES", printf "%d" node_count)] |
319 | 79eef90b | Agata Murawska | printKeysHTS $ printStats PInitial ini_stats |
320 | 375969eb | Iustin Pop | |
321 | 0cc3d742 | Bernardo Dal Seno | printCluster False ini_stats node_count print_spn = do |
322 | 0cc3d742 | Bernardo Dal Seno | let cldata = if print_spn then clusterDataSpn else clusterData |
323 | 375969eb | Iustin Pop | printf "The cluster has %d nodes and the following resources:\n %s.\n" |
324 | 0cc3d742 | Bernardo Dal Seno | node_count (formatResources ini_stats cldata)::IO () |
325 | 375969eb | Iustin Pop | printf "There are %s initial instances on the cluster.\n" |
326 | 375969eb | Iustin Pop | (if inst_count > 0 then show inst_count else "no" ) |
327 | 375969eb | Iustin Pop | where inst_count = Cluster.csNinst ini_stats |
328 | 375969eb | Iustin Pop | |
329 | 375969eb | Iustin Pop | -- | Prints the normal instance spec. |
330 | 0cc3d742 | Bernardo Dal Seno | printISpec :: Bool -> RSpec -> SpecType -> DiskTemplate -> Bool -> IO () |
331 | 0cc3d742 | Bernardo Dal Seno | printISpec True ispec spec disk_template _ = do |
332 | 0cc3d742 | Bernardo Dal Seno | printKeysHTS $ map (\(a, fn) -> (prefix ++ "_" ++ a, fn ispec)) specDataSpn |
333 | 79eef90b | Agata Murawska | printKeysHTS [ (prefix ++ "_RQN", printf "%d" req_nodes) ] |
334 | 79eef90b | Agata Murawska | printKeysHTS [ (prefix ++ "_DISK_TEMPLATE", |
335 | e60fa4af | Agata Murawska | diskTemplateToRaw disk_template) ] |
336 | 375969eb | Iustin Pop | where req_nodes = Instance.requiredNodes disk_template |
337 | 375969eb | Iustin Pop | prefix = specPrefix spec |
338 | 375969eb | Iustin Pop | |
339 | 0cc3d742 | Bernardo Dal Seno | printISpec False ispec spec disk_template print_spn = |
340 | 0cc3d742 | Bernardo Dal Seno | let spdata = if print_spn then specDataSpn else specData |
341 | 0cc3d742 | Bernardo Dal Seno | in printf "%s instance spec is:\n %s, using disk\ |
342 | 0cc3d742 | Bernardo Dal Seno | \ template '%s'.\n" |
343 | 0cc3d742 | Bernardo Dal Seno | (specDescription spec) |
344 | 0cc3d742 | Bernardo Dal Seno | (formatResources ispec spdata) (diskTemplateToRaw disk_template) |
345 | 375969eb | Iustin Pop | |
346 | 375969eb | Iustin Pop | -- | Prints the tiered results. |
347 | 5f3b040a | Iustin Pop | printTiered :: Bool -> [(RSpec, Int)] |
348 | 375969eb | Iustin Pop | -> Node.List -> Node.List -> [(FailMode, Int)] -> IO () |
349 | 5f3b040a | Iustin Pop | printTiered True spec_map nl trl_nl _ = do |
350 | 79eef90b | Agata Murawska | printKeysHTS $ printStats PTiered (Cluster.totalResources trl_nl) |
351 | 79eef90b | Agata Murawska | printKeysHTS [("TSPEC", unwords (formatSpecMap spec_map))] |
352 | 5f3b040a | Iustin Pop | printAllocationStats nl trl_nl |
353 | 375969eb | Iustin Pop | |
354 | 5f3b040a | Iustin Pop | printTiered False spec_map ini_nl fin_nl sreason = do |
355 | 375969eb | Iustin Pop | _ <- printf "Tiered allocation results:\n" |
356 | 0cc3d742 | Bernardo Dal Seno | let spdata = if Node.haveExclStorage ini_nl then specDataSpn else specData |
357 | 1f5635a9 | Iustin Pop | if null spec_map |
358 | 1f5635a9 | Iustin Pop | then putStrLn " - no instances allocated" |
359 | 1f5635a9 | Iustin Pop | else mapM_ (\(ispec, cnt) -> |
360 | 1f5635a9 | Iustin Pop | printf " - %3d instances of spec %s\n" cnt |
361 | 0cc3d742 | Bernardo Dal Seno | (formatResources ispec spdata)) spec_map |
362 | 2f9198be | Iustin Pop | printFRScores ini_nl fin_nl sreason |
363 | 375969eb | Iustin Pop | |
364 | 179c0828 | Iustin Pop | -- | Displays the initial/final cluster scores. |
365 | 375969eb | Iustin Pop | printClusterScores :: Node.List -> Node.List -> IO () |
366 | 375969eb | Iustin Pop | printClusterScores ini_nl fin_nl = do |
367 | 375969eb | Iustin Pop | printf " - initial cluster score: %.8f\n" $ Cluster.compCV ini_nl::IO () |
368 | 375969eb | Iustin Pop | printf " - final cluster score: %.8f\n" $ Cluster.compCV fin_nl |
369 | 375969eb | Iustin Pop | |
370 | 179c0828 | Iustin Pop | -- | Displays the cluster efficiency. |
371 | 0cc3d742 | Bernardo Dal Seno | printClusterEff :: Cluster.CStats -> Bool -> IO () |
372 | 0cc3d742 | Bernardo Dal Seno | printClusterEff cs print_spn = do |
373 | 0cc3d742 | Bernardo Dal Seno | let format = [("memory", memEff), |
374 | 0cc3d742 | Bernardo Dal Seno | ("disk", dskEff), |
375 | 0cc3d742 | Bernardo Dal Seno | ("vcpu", cpuEff)] ++ |
376 | 0cc3d742 | Bernardo Dal Seno | [("spindles", spnEff) | print_spn] |
377 | 0cc3d742 | Bernardo Dal Seno | len = maximum $ map (length . fst) format |
378 | 3c3690aa | Iustin Pop | mapM_ (\(s, fn) -> |
379 | 0cc3d742 | Bernardo Dal Seno | printf " - %*s usage efficiency: %5.2f%%\n" len s (fn cs * 100)) |
380 | 0cc3d742 | Bernardo Dal Seno | format |
381 | 375969eb | Iustin Pop | |
382 | 375969eb | Iustin Pop | -- | Computes the most likely failure reason. |
383 | 375969eb | Iustin Pop | failureReason :: [(FailMode, Int)] -> String |
384 | 375969eb | Iustin Pop | failureReason = show . fst . head |
385 | 375969eb | Iustin Pop | |
386 | 375969eb | Iustin Pop | -- | Sorts the failure reasons. |
387 | 375969eb | Iustin Pop | sortReasons :: [(FailMode, Int)] -> [(FailMode, Int)] |
388 | 375969eb | Iustin Pop | sortReasons = reverse . sortBy (comparing snd) |
389 | 375969eb | Iustin Pop | |
390 | e86f7f65 | Iustin Pop | -- | Runs an allocation algorithm and saves cluster state. |
391 | e86f7f65 | Iustin Pop | runAllocation :: ClusterData -- ^ Cluster data |
392 | e86f7f65 | Iustin Pop | -> Maybe Cluster.AllocResult -- ^ Optional stop-allocation |
393 | e86f7f65 | Iustin Pop | -> Result Cluster.AllocResult -- ^ Allocation result |
394 | e86f7f65 | Iustin Pop | -> RSpec -- ^ Requested instance spec |
395 | 9fdd3d0f | Iustin Pop | -> DiskTemplate -- ^ Requested disk template |
396 | e86f7f65 | Iustin Pop | -> SpecType -- ^ Allocation type |
397 | e86f7f65 | Iustin Pop | -> Options -- ^ CLI options |
398 | e86f7f65 | Iustin Pop | -> IO (FailStats, Node.List, Int, [(RSpec, Int)]) |
399 | 9fdd3d0f | Iustin Pop | runAllocation cdata stop_allocation actual_result spec dt mode opts = do |
400 | e86f7f65 | Iustin Pop | (reasons, new_nl, new_il, new_ixes, _) <- |
401 | e86f7f65 | Iustin Pop | case stop_allocation of |
402 | e86f7f65 | Iustin Pop | Just result_noalloc -> return result_noalloc |
403 | 88a10df5 | Iustin Pop | Nothing -> exitIfBad "failure during allocation" actual_result |
404 | e86f7f65 | Iustin Pop | |
405 | 72747d91 | Iustin Pop | let name = specName mode |
406 | e86f7f65 | Iustin Pop | descr = name ++ " allocation" |
407 | e86f7f65 | Iustin Pop | ldescr = "after " ++ map toLower descr |
408 | 0cc3d742 | Bernardo Dal Seno | excstor = Node.haveExclStorage new_nl |
409 | e86f7f65 | Iustin Pop | |
410 | 0cc3d742 | Bernardo Dal Seno | printISpec (optMachineReadable opts) spec mode dt excstor |
411 | e86f7f65 | Iustin Pop | |
412 | e86f7f65 | Iustin Pop | printAllocationMap (optVerbose opts) descr new_nl new_ixes |
413 | e86f7f65 | Iustin Pop | |
414 | e86f7f65 | Iustin Pop | maybePrintNodes (optShowNodes opts) descr (Cluster.printNodes new_nl) |
415 | e86f7f65 | Iustin Pop | |
416 | e86f7f65 | Iustin Pop | maybeSaveData (optSaveCluster opts) (map toLower name) ldescr |
417 | e86f7f65 | Iustin Pop | (cdata { cdNodes = new_nl, cdInstances = new_il}) |
418 | e86f7f65 | Iustin Pop | |
419 | e86f7f65 | Iustin Pop | return (sortReasons reasons, new_nl, length new_ixes, tieredSpecMap new_ixes) |
420 | e86f7f65 | Iustin Pop | |
421 | 8564fb47 | Iustin Pop | -- | Create an instance from a given spec. |
422 | 241cea1e | Klaus Aehlig | -- For values not implied by the resorce specification (like distribution of |
423 | 241cea1e | Klaus Aehlig | -- of the disk space to individual disks), sensible defaults are guessed (e.g., |
424 | 241cea1e | Klaus Aehlig | -- having a single disk). |
425 | f0753837 | René Nussbaumer | instFromSpec :: RSpec -> DiskTemplate -> Int -> Instance.Instance |
426 | 908c2f67 | Thomas Thrainer | instFromSpec spx dt su = |
427 | 2724417c | Bernardo Dal Seno | Instance.create "new" (rspecMem spx) (rspecDsk spx) |
428 | 914c6df4 | Bernardo Dal Seno | [Instance.Disk (rspecDsk spx) (Just $ rspecSpn spx)] |
429 | 908c2f67 | Thomas Thrainer | (rspecCpu spx) Running [] True (-1) (-1) dt su [] |
430 | 8564fb47 | Iustin Pop | |
431 | 53822ec4 | Bernardo Dal Seno | combineTiered :: Maybe Int -> Cluster.AllocNodes -> Cluster.AllocResult -> |
432 | 53822ec4 | Bernardo Dal Seno | Instance.Instance -> Result Cluster.AllocResult |
433 | 53822ec4 | Bernardo Dal Seno | combineTiered limit allocnodes result inst = do |
434 | 53822ec4 | Bernardo Dal Seno | let (_, nl, il, ixes, cstats) = result |
435 | 53822ec4 | Bernardo Dal Seno | ixes_cnt = length ixes |
436 | 53822ec4 | Bernardo Dal Seno | (stop, newlimit) = case limit of |
437 | 53822ec4 | Bernardo Dal Seno | Nothing -> (False, Nothing) |
438 | 53822ec4 | Bernardo Dal Seno | Just n -> (n <= ixes_cnt, Just (n - ixes_cnt)) |
439 | 53822ec4 | Bernardo Dal Seno | if stop |
440 | 53822ec4 | Bernardo Dal Seno | then return result |
441 | 53822ec4 | Bernardo Dal Seno | else Cluster.tieredAlloc nl il newlimit inst allocnodes ixes cstats |
442 | 53822ec4 | Bernardo Dal Seno | |
443 | e10be8f2 | Iustin Pop | -- | Main function. |
444 | 21839f47 | Iustin Pop | main :: Options -> [String] -> IO () |
445 | 21839f47 | Iustin Pop | main opts args = do |
446 | 707cd3d7 | Helga Velroyen | exitUnless (null args) "This program doesn't take any arguments." |
447 | e10be8f2 | Iustin Pop | |
448 | 2795466b | Iustin Pop | let verbose = optVerbose opts |
449 | 375969eb | Iustin Pop | machine_r = optMachineReadable opts |
450 | 2795466b | Iustin Pop | |
451 | be468da0 | Iustin Pop | orig_cdata@(ClusterData gl fixed_nl il _ ipol) <- loadExternalData opts |
452 | e86f7f65 | Iustin Pop | nl <- setNodeStatus opts fixed_nl |
453 | 2795466b | Iustin Pop | |
454 | 9fdd3d0f | Iustin Pop | cluster_disk_template <- |
455 | 9fdd3d0f | Iustin Pop | case iPolicyDiskTemplates ipol of |
456 | 9fdd3d0f | Iustin Pop | first_templ:_ -> return first_templ |
457 | 88a10df5 | Iustin Pop | _ -> exitErr "null list of disk templates received from cluster" |
458 | 9fdd3d0f | Iustin Pop | |
459 | 5296ee23 | Iustin Pop | let num_instances = Container.size il |
460 | e10be8f2 | Iustin Pop | all_nodes = Container.elems fixed_nl |
461 | 71375ef7 | Iustin Pop | cdata = orig_cdata { cdNodes = fixed_nl } |
462 | 9fdd3d0f | Iustin Pop | disk_template = fromMaybe cluster_disk_template (optDiskTemplate opts) |
463 | 9fdd3d0f | Iustin Pop | req_nodes = Instance.requiredNodes disk_template |
464 | 3e4480e0 | Iustin Pop | csf = commonSuffix fixed_nl il |
465 | f0753837 | René Nussbaumer | su = fromMaybe (iSpecSpindleUse $ iPolicyStdSpec ipol) |
466 | f0753837 | René Nussbaumer | (optSpindleUse opts) |
467 | e10be8f2 | Iustin Pop | |
468 | 5296ee23 | Iustin Pop | when (not (null csf) && verbose > 1) $ |
469 | 2bbf77cc | Iustin Pop | hPrintf stderr "Note: Stripping common suffix of '%s' from names\n" csf |
470 | e10be8f2 | Iustin Pop | |
471 | e86f7f65 | Iustin Pop | maybePrintNodes (optShowNodes opts) "Initial cluster" (Cluster.printNodes nl) |
472 | e10be8f2 | Iustin Pop | |
473 | 2485487d | Iustin Pop | when (verbose > 2) $ |
474 | 2922d2c5 | René Nussbaumer | hPrintf stderr "Initial coefficients: overall %.8f\n%s" |
475 | 2922d2c5 | René Nussbaumer | (Cluster.compCV nl) (Cluster.printStats " " nl) |
476 | de4ac2c2 | Iustin Pop | |
477 | e86f7f65 | Iustin Pop | printCluster machine_r (Cluster.totalResources nl) (length all_nodes) |
478 | 0cc3d742 | Bernardo Dal Seno | (Node.haveExclStorage nl) |
479 | 375969eb | Iustin Pop | |
480 | e86f7f65 | Iustin Pop | let stop_allocation = case Cluster.computeBadItems nl il of |
481 | e86f7f65 | Iustin Pop | ([], _) -> Nothing |
482 | e86f7f65 | Iustin Pop | _ -> Just ([(FailN1, 1)]::FailStats, nl, il, [], []) |
483 | e86f7f65 | Iustin Pop | alloclimit = if optMaxLength opts == -1 |
484 | e86f7f65 | Iustin Pop | then Nothing |
485 | e86f7f65 | Iustin Pop | else Just (optMaxLength opts) |
486 | dca7f396 | Iustin Pop | |
487 | 88a10df5 | Iustin Pop | allocnodes <- exitIfBad "failure during allocation" $ |
488 | 88a10df5 | Iustin Pop | Cluster.genAllocNodes gl nl req_nodes True |
489 | 41b5c85a | Iustin Pop | |
490 | be468da0 | Iustin Pop | -- Run the tiered allocation |
491 | fcebc9db | Iustin Pop | |
492 | 41044e04 | Bernardo Dal Seno | let minmaxes = iPolicyMinMaxISpecs ipol |
493 | 53822ec4 | Bernardo Dal Seno | tspecs = case optTieredSpec opts of |
494 | 53822ec4 | Bernardo Dal Seno | Nothing -> map (rspecFromISpec . minMaxISpecsMaxSpec) |
495 | 53822ec4 | Bernardo Dal Seno | minmaxes |
496 | 53822ec4 | Bernardo Dal Seno | Just t -> [t] |
497 | 53822ec4 | Bernardo Dal Seno | tinsts = map (\ts -> instFromSpec ts disk_template su) tspecs |
498 | 53822ec4 | Bernardo Dal Seno | tspec <- case tspecs of |
499 | 53822ec4 | Bernardo Dal Seno | [] -> exitErr "Empty list of specs received from the cluster" |
500 | 53822ec4 | Bernardo Dal Seno | t:_ -> return t |
501 | fcebc9db | Iustin Pop | |
502 | be468da0 | Iustin Pop | (treason, trl_nl, _, spec_map) <- |
503 | be468da0 | Iustin Pop | runAllocation cdata stop_allocation |
504 | 53822ec4 | Bernardo Dal Seno | (foldM (combineTiered alloclimit allocnodes) ([], nl, il, [], []) tinsts) |
505 | 9fdd3d0f | Iustin Pop | tspec disk_template SpecTiered opts |
506 | be468da0 | Iustin Pop | |
507 | 5f3b040a | Iustin Pop | printTiered machine_r spec_map nl trl_nl treason |
508 | fcebc9db | Iustin Pop | |
509 | fcebc9db | Iustin Pop | -- Run the standard (avg-mode) allocation |
510 | e10be8f2 | Iustin Pop | |
511 | be468da0 | Iustin Pop | let ispec = fromMaybe (rspecFromISpec (iPolicyStdSpec ipol)) |
512 | be468da0 | Iustin Pop | (optStdSpec opts) |
513 | be468da0 | Iustin Pop | |
514 | e86f7f65 | Iustin Pop | (sreason, fin_nl, allocs, _) <- |
515 | e86f7f65 | Iustin Pop | runAllocation cdata stop_allocation |
516 | 8564fb47 | Iustin Pop | (Cluster.iterateAlloc nl il alloclimit |
517 | f0753837 | René Nussbaumer | (instFromSpec ispec disk_template su) allocnodes [] []) |
518 | 9fdd3d0f | Iustin Pop | ispec disk_template SpecNormal opts |
519 | 3e9501d0 | Iustin Pop | |
520 | 375969eb | Iustin Pop | printResults machine_r nl fin_nl num_instances allocs sreason |
521 | 375969eb | Iustin Pop | |
522 | be468da0 | Iustin Pop | -- Print final result |
523 | be468da0 | Iustin Pop | |
524 | 79eef90b | Agata Murawska | printFinalHTS machine_r |