Questions tagged [configuration]
Configuration is a general term that can refer to the arrangement of functional units according to their nature and characteristics. Also, it can refer to software configuration which more suitable for server-related topics.
167
questions
61
votes
8
answers
8k
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Why would I need a firewall if my server is well configured?
I admin a handful of cloud-based (VPS) servers for the company I work for.
The servers are minimal ubuntu installs that run bits of LAMP stacks / inbound data collection (rsync). The data is large ...
32
votes
6
answers
8k
views
Automatically Configure New Computers
My company is in the process of upgrading all of our users from old Windows XP computers to newer quad-core Win7 computers. This is a good thing - it's long overdue that we upgrade our workstations - ...
17
votes
3
answers
9k
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How to fetch ./configure parameters used at last time?
I am upgrading LAMP stack on customer's server and need to ./configure mysql and apache with exact last settings they were compiled with last time. Where do I get these? PHP configure string can be ...
313
votes
8
answers
786k
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How to bind MySQL server to more than one IP address?
Is there a secret way to bind MySQL to more than one IP address?
As far as I can see the bind-address parameter in the my.cnf does not support more than one IP and you can't have it more than once.
110
votes
7
answers
28k
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How can the little guys effectively learn and use Puppet? [closed]
Six months ago, in our not-for-profit project we decided to start migrating our system management to a Puppet-controlled environment because we are expecting our number of servers to grow ...
21
votes
2
answers
79k
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nginx rewrite for an url with parameters
I have an URL of this type:
http://www.example.com/?param1=val1¶m2=¶m3=val3¶m4=val4¶m5=val5
And I want to redirect it to this one:
http://www.example.com/newparam/...
19
votes
4
answers
14k
views
Nginx includes config files not in order?
Is the order in which Nginx includes configuration files fixed, or random? Apache explicitly states wildcard characters are expanded in alphabetical order. With Nginx it seems this does not apply, and ...
11
votes
3
answers
42k
views
Setup IIS 7.5 with multiple website bindings and SSL?
On IIS 7.5 I am trying to achieve this with two websites:
Default Web Site is bound to:
(blank host header port 80 - http)
(blank host header port 443 - https)
go.example.com
www71.example.com
the ...
223
votes
13
answers
83k
views
Any benefit or detriment from removing a pagefile on an 8 GB RAM machine?
I'm running Windows 7 on a dual core, x64 AMD with 8 GB RAM.
Do I even need a page file?
Will removing it help or hurt performance?
Would it make a difference if this is a server or a desktop?
...
54
votes
2
answers
10k
views
Why do I have to edit /etc/sudoers with visudo?
I've noticed that the sudoers file and cron config files act in a special way compared to other config files on Linux. They need to be edited with a special wrapper rather than any text editor. Why is ...
38
votes
7
answers
66k
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Linux: how to restore config file using apt-get/aptitude?
I've occasionally lost my config file "/etc/mysql/my.cnf", and want to restore it. The file belongs to package mysql-common which is needed for some vital functionality so I can't just purge &&...
26
votes
1
answer
29k
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How to rotate log based on an interval unless log exceeds a certain size?
From the man page of logrotate:
minsize size
Log files are rotated when they grow bigger than size bytes, but not before the additionally specified time interval (daily, weekly,
monthly, or ...
20
votes
8
answers
104k
views
How do I disable SSLv3 support in Apache Tomcat?
I am trying to reconfigure my Apache Tomcat server to only use TLSv1. However, it is still falling back to SSLv3 using certain browsers.
I setup the <connector> tag with the following settings:
...
15
votes
7
answers
20k
views
SQL Server Files Local or NAS or SAN?
I have to install a new Server with SQL Server 2008, What do you recommend, One server with Raid 10 or the Files in a NAS?
What about iSCSI should I use it?
What about SAN?
The server has 4Gb of ...
12
votes
4
answers
68k
views
How to configure a real domain name for sender address
I tried to sending out an email using php mail() function but it failed somehow, complaining that a real domain name is required. The following is observed in the maillog:
sendmail 4984 r25984: ...
12
votes
2
answers
21k
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How to ignore a set of Mac addresses in dhcpd.conf?
Is it possible in dhcpd.conf to ignore requests from a set of MAC addresses?
Something like this:
host vminstances {
hardware ethernet d0:0d:*;
ignore booting;
}
11
votes
5
answers
16k
views
Outgoing only SMTP server
I want to setup an outgoing only SMTP server on Debian, so my Web-applications will be able to send e-mails via it. I don't want to use another hosts because of security and customizability of my own ...
10
votes
4
answers
23k
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How do I set up per-site php.ini files on a LAMP server using NameVirtualHosts?
I have a LAMP server serving a number of different websites using NameVirtualHosts.
Until recently having a global php.ini file has been just fine, but recently one of our developers has requested ...
6
votes
1
answer
10k
views
Load balancing in Nginx with redirect rather than proxy
I want to use Nginx in a bit of an unconventional way. I want to load balance between a few servers, but rather than proxy content for those servers I want to redirect to them.
That is, if a ...
4
votes
3
answers
16k
views
IIS Configuration Synchronization for Web Server Farm?
I'm wondering if there is any good/easy way to get the IIS configurations synchronized?
I'm going to be setting up a pair of IIS Servers with Network Load Balancing. I can get the data files (html, ...
216
votes
5
answers
211k
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Difference in sites-available vs sites-enabled vs conf.d directories (Nginx)?
I have some experience using linux but none using nginx. I have been tasked with researching load-balancing options for an application server.
I have used apt-get to install nginx and all seems ...
48
votes
2
answers
77k
views
nginx split large configuration file
My nginx default configuration file is becoming huge. I'd like to split it to smaller config files, each including only one, maximum 4 locations to each file, so that I can enable/disable them quickly....
45
votes
1
answer
48k
views
Understanding the nginx proxy_cache_path directive
Suppose I have this nginx config file
proxy_cache_path /var/cache/nginx levels=1:2 keys_zone=myCache:8m max_size=100m inactive=1h;
What does the keys_zone=myCache:8m mean? There's not much said to ...
43
votes
1
answer
90k
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Declaring multiple ports for the same VirtualHosts
Declare multiple ports for the same VirtualHosts:
SSLStrictSNIVHostCheck off
# Apache setup which will listen for and accept SSL connections on port 443.
Listen 443
# Listen for virtual host requests ...
33
votes
5
answers
49k
views
Nginx set_real_ip_from AWS ELB load balancer address
I have a set of Nginx servers behind an Amazon ELB load balancer. I am using set_real_ip (from the HttpRealIpModule) so that I can access the originating client IP address on these servers (for ...
22
votes
3
answers
17k
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What is needed to use anycast IPs?
So, there're a bunch of questions on SF about the uses and how anycast IPs are cool. My approach is something more practical. What specifically I need to have to use one of those addresses?
Do I need ...
20
votes
1
answer
10k
views
Splitting long lines in a nginx configuration file
In order to not pass garbage to the back-end, I have a strict regex for a location directive. It looks like this:
location ^~ "/(some|stuff|more|bar|etc(-testing)?)/[a-zA-Z0-9]+/...(more|restrict)....
16
votes
5
answers
36k
views
Is there a way to use the Autodiscover feature without Exchange?
The autodiscover method used by Exchange looks great. However I do not have Exchange.
It looks like when setting up a mail account the device/mail client looks for a autodiscover.xml file.
Is there ...
13
votes
5
answers
120k
views
nginx config fails with SSL key/pem (unique case)
I am trying to install SSL on my nginx reverse proxy with certified ssl keys but i get this message when i try to restart server:
Restarting nginx: [emerg]: SSL_CTX_use_PrivateKey_file("/etc/nginx/...
10
votes
2
answers
25k
views
Custom fail2ban Filter for phpMyadmin bruteforce attempts
In my quest to block excessive failed phpMyAdmin login attempts with fail2ban, I've created a script that logs said failed attempts to a file: /var/log/phpmyadmin_auth.log
Custom log
The format of ...
9
votes
8
answers
24k
views
Nginx phpmyadmin redirecting to / instead of /phpmyadmin upon login
I am having issues with my phpmyadmin on my nginx install.
When I enter <ServerIP>/phpmyadmin and logs in, I get redirected to <ServerIP>/index.php?<tokenstuff> instead of <...
8
votes
3
answers
14k
views
Understanding exim configuration files on Debian/Ubuntu
I want to understand what's going on with this Exim configuration directory.
In /etc/exim4, there's:
* exim4.conf.template
* update-exim4.conf.conf
* conf.d
The conf.d has a mess of directories and ...
7
votes
4
answers
11k
views
How to make spamassasin reject mail based on score?
I am running Linux with Postfix, Dovecot, Postgrey and spamassasin/spamd.
This is my main.cf
smtpd_recipient_restrictions = permit_sasl_authenticated,
...
6
votes
4
answers
12k
views
Why won't MariaDB start after upgrade (NO_NEW_PRIVILEGES)
After upgrade of my debian(testing, jessie to stretch) server on DigitalOcean, MariaDB won't start with service mariadb start.
I tried to purge all mariadb-* and mysql-* packages, delete configs and ...
5
votes
2
answers
8k
views
OpenVPN bad source address from client
I have one problem with OpenVPN. There are a lot drops records in the openvpn log file on the server:
Mon Oct 22 10:14:41 2012 us=726541 laptop/ххх:1194 MULTI: bad source address from client [192.168....
5
votes
3
answers
33k
views
How to switch proxy settings via script?
There are a number of users in our organization that use their laptops on multiple networks. Each network has its own proxy setting requirements for accessing the Internet and currently, the users ...
4
votes
5
answers
3k
views
Can't get PHP to stop showing errors
Contrary to most people's problem I cannot get PHP to stop showing errors, I have in my php.ini display_errors set to off but it still shows them, I have also tried .htaccess, and inline ini_set and ...
4
votes
4
answers
7k
views
Multiple domains (including www-"subdomain") on apache?
after messing around a while I decided to ask here:
I have a vhost and want to use 2 domains on this server. My apache configuration file looks something like this:
NameVirtualHost *
<VirtualHost ...
2
votes
2
answers
3k
views
SQL Server Remote Connections
I am at my wits end with trying to access a remote SQL Server 2008 R2 Express instance.
Here are the following that I have tried.
1) I enabled remote connections in the instance properties.
2) I ...
2
votes
2
answers
149
views
What do I have to configure on my server to increase security from default?
I am setting up a Windows 2003 machine to host a website, are there any settings that I should pay special attention to in regards to security?
In other words, is there dangerous default setting I ...
2
votes
1
answer
3k
views
Multicast accross the subnets
My application sends some UDP packets on a multicast address.
In our office we have 3 subnets connected via routers.
Sitting in my subnet I'm able to ping the IP of the other subnet.
Will multicast ...
0
votes
1
answer
962
views
extend size of partition
I am asking for help on how to properly extend the size of partition
Here is my situation.
Running fdisk -l, give this result
root@ ~]# fdisk -l
Disk /dev/sda: 2000.3 GB, 2000398934016 bytes
255 ...
0
votes
3
answers
134
views
Selecting a webserver configuration
I have a website, which has grown from 10 visits per day, to 100 per day in couple of months, and now to about 800 unique visits per day.
So far, I have been using a VPS with 512MB RAM, and shared ...
0
votes
2
answers
720
views
How to configure php5 on apache2.2?
I want to configure PHP5 on apache2.2 server.
I added
LoadModule php5_module "c:/php/php5apache2_2.dll"
AddHandler application/x-httpd-php.php
# configure the path to php.ini
#PHPIniDir "c:/php"
...
-1
votes
2
answers
6k
views
Do partitions needed to be unmounted when resizing a partition?
I have this article http://www.centos.org/docs/5/html/5.2/Deployment_Guide/s2-disk-storage-parted-resize-part.html which is not clear to me.
And also someone told me that swap space does not need to ...
283
votes
7
answers
711k
views
command for checking Apache configuration
I'm looking for a command that checks the validity of the config files in Apache server on both Debian and RHEL distros. I need to do this prior to restart, so there will be no downtime.
119
votes
4
answers
303k
views
How to disable timeout for nginx?
On a local development machine, I have a nginx reverse proxy like so:
server {
listen 80;
server_name myvirtualhost1.local;
location / {
proxy_pass http://127.0.0.1:8080;
}
server {
...
57
votes
9
answers
95k
views
How do I run a local bash script on remote machines via ssh?
I am looking for a way to push configuration from one central machine to several remote machines without the need to install anything on the remote machines.
The aim is to do something like you ...
52
votes
1
answer
237k
views
nginx server directive is not allowed here
I know there are dupes of this out there, but I can't seem to solve this in my situation.
I'm following an article on setting up nginx as reverse proxy with apache.
And I get this error:
nginx: [...
51
votes
2
answers
75k
views
Redis Cluster: (error) MOVED
I have a Redis cluster with the following nodes:
192.168.0.14:6379 master (slots from 0 to 16383)
192.168.0.15:6379 slave (slots from 0 to 16383)
192.168.0.16:6379 master (without slots)
...