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0answers
10 views

Different memory configuration for Vagrant machine instances

I am using VirtualBox as my vagrant provider. I need to launch a few boxes and the memory allocation will need to vary. Is there a way to specify in a multi-machine config file so that there is a per-...
0
votes
1answer
117 views

I can not attach additional network interface to an existing amazon EC2 instance

I need three network interfaces in one instance for my work.By default there is one eth0 but I want to add eth1 and eth2 in an instance. I created network interfaces using the same security rule that ...
1
vote
0answers
28 views

Isolating game server instances on a single linux machine

Beloved community of StackExchange, I'm in need of your help. I'm trying to come up with the most efficient way to isolate game server instances on a single box. For now the setup includes a debian ...
0
votes
1answer
31 views

from security perspective one instance with Multiple Databases or multiple instance for multiple clients

We have 20 clients which currently every client has his own database on his own server(in his own environment) all the databases have the same structure(schema) and all of them has MS Sql Server 2008 ...
0
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0answers
43 views

How to monitor multiple instances of the same process with Monit

I have one process of which I need to run multiple instances. I would like to monitor this with Monit. Currently this is how I'm doing it. check program maintain_workers with path maintain_workers....
2
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0answers
22 views

How to configure multisite on Linux with Apache + Apache + Discourse

Situation and problem I have an Ubuntu Server 14.04 VPS, and want to host multiple sites on it, all with distinct domains: A wordpress installation (PHP + MySQL) A simple PHP site, no database A ...
0
votes
1answer
19 views

Using Google Computing Services

I am using google computing services and created an instance which I accidentally deleted. Is there anyway to recover the VM instance? Thank you very much
0
votes
1answer
22 views

Is it possible to share single instance profile between multiple aws ec2 instances?

Is it possible to share single instance profile between multiple aws ec2 instances? When I launch instane I can pass instance profile arn/name to it. Can I use single instance profile for different ...
1
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0answers
11 views

Network planning for distributed programming model

We are planning our next generation system, our system is a SaaS application with high multi-tenant needs. Currently we support 4 customers but we expect to have more with our new system. In our ...
1
vote
1answer
1k views

How to run multiple redis instances with systemd

I recently moved to Debian 8 "Jessie" which now use systemd and I can't find a way to run multiple redis instances. I found out there is a /lib/systemd/system/redis-server.service file to start redis-...
1
vote
0answers
37 views

OpenVPN: routing to two VPNs

Using Ubuntu 14.04 (up to date). I'd like to use two VPNs (openvpn) a the same time. LAN is: 10.1.1.0/24 The 1st VPN, homemade, is only routing the 192.168.1.0/24 network via the tunnel. Routes ...
1
vote
1answer
85 views

Using multiple .htaccess files with multiple ErrorDocument 404 entries

Here's what I'm trying to accomplish. Right now, in /var/www I have an .htaccess file with multiple ErrorDocuments defined for various errors. I also have subsites (i.e. /var/www/tf2c, /var/www/obtf2)...
3
votes
1answer
194 views

multithreading a single threaded application worker [closed]

I have a server which I want to dedicate for converting doc files to pdf via LibreOffice. The server has 6 cores and LibreOffice is single threaded. This means that generating a single pdf uses 16.666%...
2
votes
1answer
130 views

Run different instances behind one load balancer?

When using Amazon AWS is it possible to run different types of instances behind an load balancer? Let's say as base instance you have an t2.small and when having some more load you want an t2.micro ...
1
vote
1answer
251 views

What is the maximum MS Reporting Services Instances allowed?

Let me explain my problem: I'm using an Amazon EC2 instance as a DB and Report Server, currently the server has 11 Reporting Services instances installed and around 40 databases (22 from Reporting ...
0
votes
1answer
265 views

sensu multiple instances on same server

Is it possible to run multiple instances of the sensu server on the same box? The intention is to have a "development" monitoring server to split the clients away from the production servers
0
votes
1answer
399 views

SQL Server Multiple Instances but showing the same databases

I am running SQL Server 2008 R2 Standard Edition and need to have multiple instances which I have installed. However, when I restore a database onto one instance, it is showing up on the other ...
0
votes
4answers
3k views

How do you setup multiple instances of vsftpd to run on different listen ports?

I need to setup 2 different instances of vsftpd. Which will listen on 2 different ports such that one instance listens on the default port 21 and the other can listen on another port 1123. Please ...
0
votes
1answer
303 views

Different log file per postfix instance

How can I set a custom log file for each postfix instance? Specifically, I need to identify entries generated for different instances of postfix, and would be better for the tooling if each instance ...
4
votes
3answers
439 views

Apache on multiple servers with one config

I want to replicate my virtual machine and put it behind a load balancer. Apache1 Apache2 ....ApacheN | | | ------------------------- LoadBalancer I'd like to use only ...
0
votes
1answer
346 views

Postfix multiple MX records - binding addresses

I have a postfix mail server with a working opendkim and SPF setup. Everything works when I use only 1 IP/MX/hostname (e.g. mail.example.com). I try to enable another IP so the postfix could balance ...
2
votes
1answer
47 views

Confused about horizontal scalling

Please correct me if I am wrong but I guess handling more requests and load by adding more machines or balancing the load between multiple servers is horizontal scalling. So, if I add more servers, ...
1
vote
1answer
103 views

Installing SQL Server 2012 on older instance

I have SQL Server 2008R2 installed on my server which I can connect either by providing server name "xyz" or IP address "127.xx.xx.xxx". Does it mean my installation is done with default instance? ...
0
votes
1answer
66 views

What is the ideal strategy for RAM consumption between applications deployed in same tomcat 7 container or in different tomcat 7 instances

I have been thinking about how to manage RAM between different 3 java webapps. I have blurred concepts in mind. Deploy all the web apps in the same tomcat7 instance or have 3 different instances of ...
0
votes
1answer
164 views

How many domains can be associated with an EC2 instance simultaneously?

How many domains can be associated simultaneously with an EC2 instance which runs on windows 2012 Server with SQL Web ? We have 5*n domain names to host on these servers, n stands for number of ...
-1
votes
2answers
392 views

How to use multiple EC2 servers to split Apache traffic?

I have an Amazon EC2 server running Apache (with WP on top). Currently, I'm running a t1.micro instance - great for now, but I've heard that it's not good if you have a bunch of traffic - Amazon ...
1
vote
1answer
1k views

Multiple interfaces: route packets to specific interface

I have 2 internet connections on my network. My router is running Debian. eth0 is my network (192.168.0.0/16). eth1 and eth2 are connected to 2 different internet providers (with dynamic IP). Here is ...
6
votes
1answer
2k views

Multi-server Deployment strategies - Git on production servers?

Main question: Is deployment using Git on production servers a good strategy? Many, many deployment strategies I see revolve around having Git on your servers (dev, staging and production). The ...
0
votes
1answer
121 views

Shared volume for data (multiple MDF) and another shared volume for logs (multiple LDF)

I have 3 instances of SQL Server 2008, each on different machines with multiple databases on each instance. I have 2 separate LUNS on my SAN for MDF and LDF files. The NDX and TempDB files run on the ...
1
vote
2answers
460 views

multiple instances of nginx in order to keep Django projects separate

I'm building an app using Django + PostrgreSQL + Nginx on Debian 6. The app has two separate components, that will later be on different machines. Component A calls one function from Component B ...
1
vote
3answers
7k views

SQL 2008 R2 Named Instance Client Connectivity Issues?

We're upgrading our software from using SQL 2000 to 2008 R2. Our customers will be installing an update which uninstalls 2000 and installs 2008 R2 under the same instance. So if no instance existed, ...
5
votes
3answers
2k views

Amazon EC2- many micro-instances vs single small/medium instance

I have a chat application using stack of Openfire, Tomcat6 and MySQL. Currently, i have installed all these servers on single Linux micro-instance(613 MB memory). Even in low user base 10-20 i am ...
1
vote
1answer
307 views

sftp uploads to multiple servers

I have multiple EC2 instances that share the same directory and files in /var/www. Now, everytime I need to upload, I need to use an sftp client, it is good maybe if I have only one server but, I ...
1
vote
1answer
2k views

Error when connecting to Named Instance as a Linked Server

I have a MS SQL2008 server running a root instance and a named instances. SQL001\. SQL001\Pilgrim When I connected to SQL001\Pilgrim I can set-up a link to the default instance SQL001\. no ...
1
vote
1answer
502 views

Tomcat Redirect Changes URL

I was originally going to post this on StackOverflow but decided that it might be more appropriate here, apologies if I'm wrong. Also, I can only apologise that this question will be pretty low on ...
1
vote
1answer
72 views

Deciding number of Tomcat instances - share where possible, or embrace multiples?

We've only recently started using Tomcat (6.x) as our Java servlet container for various production web applications. We're not using particularly advanced functionality, and generally Tomcat config ...
1
vote
4answers
1k views

2 instances of LDAP on same server

I need to run 2 LDAP instances on the same ubuntu server which have the same structure (both writing to ou=People,dc=example,dc=org for instance) but have data which should remain separate. The 2 LDAP ...
0
votes
1answer
694 views

Canonical configuration for multiple-instance Postfix?

I recently attempted to reconfigure an existing single-instance Postfix server (multi-homed) to support multiple MTA instances, but failed miserably (read: open relay, nastygram from ISP). It appears ...
0
votes
1answer
2k views

ASP.NET MVC multi-instance session management on amazon ec2

I have a web application written in asp.net mvc2. Currently hosted on amazon cloud ec2. Because of growing traffic we want move multi instance enviorenment. I have a custom session class which ...
1
vote
1answer
81 views

Git branch for instances of a website?

I'm working in a couple of websites, both websites needs almost the same code except for some changes in images and css, or settings. I'm just finished to read the chapter of branchs of Pro Git book ...
0
votes
1answer
203 views

Will two or more instances of SQL Server Express help on the same machine?

I am curios whether having two or more of these instances on the same machine help using more RAM and more (logical) CPUs. By default an instance of SQL Server Express would only use 1 GB of RAM and ...
0
votes
1answer
820 views

OSX Snow Leopard - Multiple httpd/apache instances for PHP 5.2 & 5.3 together

I need to run Apache with both php 5.2 and 5.3, without other webservers such as nginx, lighttpd, etc. Just Apache HTTPD. The easiest way to have both PHP 5.2 and PHP 5.3 on Apache, on the same ...
0
votes
2answers
600 views

How do I move an Amazon micro instance to a small instance?

I want to move my instance to a micro instance to a small instance but when I try to launch a new AMI based on my Micro instance AMI it only gives me the option for 64 bit instances. My initial ami ...
1
vote
3answers
585 views

single apache instance vs multiple apache instances

I work in a SaaS application built with Django (Python) and runs with Apache/mod_wsgi. The registration site creates an apache virtual host config, wsgi and settings files. And finally restarts the ...
0
votes
5answers
238 views

new instances of java are created

I ssh into a server in my office, its running Lucid Lynx 10.04. I dont know why its running so many instances of java. Thanks This is the the console barf of $ top Tasks: 134 total, 2 running, ...
0
votes
3answers
207 views

How to keep sessions when moving from one application server to another

Assuming I follow the steps in this answer to deploy a new version of an application without downtimes. When I route the users to the new application server instance, the application will not remember ...
2
votes
2answers
2k views

Is this many Apache instances normal?

We run Apache version 2.2.8-1ubuntu0.15 on our VPS instance of Ubuntu 8.04.4 LTS \n \l, as I determined by asking this question. When I issue pgrep apache2, I get the following: 2691 24517 25330 ...
0
votes
1answer
632 views

Redmine & Subversion Edge on the same Win Box

We will be installing both Subversion Edge and Redmine, but have the requirement that they run on the same box. The easiest way to install Redmine would appear to be using a BitNami Stack. Our Inf ...
2
votes
1answer
681 views

Run multiple instances of MySQL on the same server ( with replication)?

we have a current dedicated box with 8 GBs of RAM ( dual quad core CPU) and our DB has grown over 17 GBs ( over 3 DBs for our application ). Im assuming this is reason enough to move to a machine that ...
0
votes
1answer
1k views

How to run multiple instances of dhcpd or add/remote listen interfaces at runtime?

The same network interfaces interfaces in my laptop (eth1, wifi0, br0) are often connected to different networks (home/work/university network, virtual network with Virtualbox, ad-hoc network with my ...