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Optimizations only on one host !

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This commit is contained in:
wescoeur 2016-02-26 11:07:22 +01:00
parent bec2e3b4a0
commit 087a71367d
1 changed files with 10 additions and 9 deletions
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19
packages/xo-server-load-balancer/src/index.js
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@ -209,33 +209,33 @@ class Plan {
// 1. Check if a ressource's utilization exceeds threshold.
const avgNow = computeRessourcesAverage(hosts, hostsStats, EXECUTION_DELAY)
let exceeded = checkRessourcesThresholds(hosts, avgNow)
let exceededHosts = checkRessourcesThresholds(hosts, avgNow)
// No ressource's utilization problem.
if (exceeded.length === 0) {
if (exceededHosts.length === 0) {
return
}
// 2. Check in the last 30 min interval with ratio.
const avgBefore = computeRessourcesAverage(hosts, hostsStats, MINUTES_OF_HISTORICAL_DATA)
const avgWithRatio = computeRessourcesAverageWithRatio(exceeded, avgNow, avgBefore, 0.75)
exceeded = checkRessourcesThresholds(hosts, avgWithRatio)
const avgWithRatio = computeRessourcesAverageWithRatio(exceededHosts, avgNow, avgBefore, 0.75)
exceededHosts = checkRessourcesThresholds(exceededHosts, avgWithRatio)
// No ressource's utilization problem.
if (exceeded.length === 0) {
if (exceededHosts.length === 0) {
return
}
// 3. Reorder the exceeded hosts by priority.
exceeded.sort((a, b) => {
exceededHosts.sort((a, b) => {
a = avgWithRatio[a.id]
b = avgWithRatio[b.id]
return (b.cpus - a.cpus) || (a.memoryFree - b.memoryFree)
})
// 4. Search bests combinations...
const optimizations = await this._computeOptimizations(hosts, exceeded, {
// 4. Search bests combinations for the worst host.
const optimizations = await this._computeOptimizations(exceededHosts[0], {
now: avgNow,
before: avgBefore,
withRatio: avgWithRatio
@ -249,7 +249,8 @@ class Plan {
throw new Error('not yet implemented')
}
async _computeOptimizations (hosts, exceeded, hostsAverages) {
async _computeOptimizations (exceededHost, hostsAverages) {
// Get the vms and stats from exceeded hosts.
const vms = await this._getVms(exceeded)
const vmsStats = await this._getVmsStats(vms, 'minutes')