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Dynamically scale addon memory

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Simple math for now: we bump up memory in slabs of 4gb

Fixes #79
This commit is contained in:
Girish Ramakrishnan
2016-10-13 13:13:09 -07:00
parent 1116bbe731
commit 21b28d3dcc
1 changed files with 13 additions and 8 deletions
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src/platform.js
+13 -8
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@@ -19,6 +19,7 @@ var apps = require('./apps.js'),
fs = require('fs'),
hat = require('hat'),
infra = require('./infra_version.js'),
os = require('os'),
paths = require('./paths.js'),
safe = require('safetydance'),
settings = require('./settings.js'),
@@ -149,6 +150,7 @@ function startMysql(callback) {
const tag = infra.images.mysql.tag;
const dataDir = paths.DATA_DIR;
const rootPassword = hat(8 * 128);
const memoryLimit = (1 + Math.round(os.totalmem()/(1024*1024*1024)/4)) * 256;
if (!safe.fs.writeFileSync(paths.DATA_DIR + '/addons/mysql_vars.sh',
'MYSQL_ROOT_PASSWORD=' + rootPassword +'\nMYSQL_ROOT_HOST=172.18.0.1', 'utf8')) {
@@ -158,8 +160,8 @@ function startMysql(callback) {
const cmd = `docker run --restart=always -d --name="mysql" \
--net cloudron \
--net-alias mysql \
-m 256m \
--memory-swap 512m \
-m ${memoryLimit}m \
--memory-swap ${memoryLimit * 2}m \
-v "${dataDir}/mysql:/var/lib/mysql" \
-v "${dataDir}/addons/mysql_vars.sh:/etc/mysql/mysql_vars.sh:ro" \
--read-only -v /tmp -v /run "${tag}"`;
@@ -173,6 +175,7 @@ function startPostgresql(callback) {
const tag = infra.images.postgresql.tag;
const dataDir = paths.DATA_DIR;
const rootPassword = hat(8 * 128);
const memoryLimit = (1 + Math.round(os.totalmem()/(1024*1024*1024)/4)) * 256;
if (!safe.fs.writeFileSync(paths.DATA_DIR + '/addons/postgresql_vars.sh', 'POSTGRESQL_ROOT_PASSWORD=' + rootPassword, 'utf8')) {
return callback(new Error('Could not create postgresql var file:' + safe.error.message));
@@ -181,8 +184,8 @@ function startPostgresql(callback) {
const cmd = `docker run --restart=always -d --name="postgresql" \
--net cloudron \
--net-alias postgresql \
-m 256m \
--memory-swap 512m \
-m ${memoryLimit}m \
--memory-swap ${memoryLimit * 2}m \
-v "${dataDir}/postgresql:/var/lib/postgresql" \
-v "${dataDir}/addons/postgresql_vars.sh:/etc/postgresql/postgresql_vars.sh:ro" \
--read-only -v /tmp -v /run "${tag}"`;
@@ -196,6 +199,7 @@ function startMongodb(callback) {
const tag = infra.images.mongodb.tag;
const dataDir = paths.DATA_DIR;
const rootPassword = hat(8 * 128);
const memoryLimit = (1 + Math.round(os.totalmem()/(1024*1024*1024)/4)) * 200;
if (!safe.fs.writeFileSync(paths.DATA_DIR + '/addons/mongodb_vars.sh', 'MONGODB_ROOT_PASSWORD=' + rootPassword, 'utf8')) {
return callback(new Error('Could not create mongodb var file:' + safe.error.message));
@@ -204,8 +208,8 @@ function startMongodb(callback) {
const cmd = `docker run --restart=always -d --name="mongodb" \
--net cloudron \
--net-alias mongodb \
-m 100m \
--memory-swap 200m \
-m ${memoryLimit}m \
--memory-swap ${memoryLimit * 2}m \
-v "${dataDir}/mongodb:/var/lib/mongodb" \
-v "${dataDir}/addons/mongodb_vars.sh:/etc/mongodb_vars.sh:ro" \
--read-only -v /tmp -v /run "${tag}"`;
@@ -225,6 +229,7 @@ function startMail(callback) {
const dataDir = paths.DATA_DIR;
const fqdn = config.fqdn();
const mailFqdn = config.adminFqdn();
const memoryLimit = (1 + Math.round(os.totalmem()/(1024*1024*1024)/4)) * 128;
// TODO: watch for a signal here should the certificate path change. Note that haraka reloads
// config automatically if the contents of the certificate changes (eg, renawal).
@@ -241,8 +246,8 @@ function startMail(callback) {
const cmd = `docker run --restart=always -d --name="mail" \
--net cloudron \
--net-alias mail \
-m 256m \
--memory-swap 256m \
-m ${memoryLimit}m \
--memory-swap ${memoryLimit * 2}m \
-e "MAIL_DOMAIN=${fqdn}" \
-e "MAIL_SERVER_NAME=${mailFqdn}" \
-v "${dataDir}/box/mail:/app/data" \