0
votes
0answers
10 views

Performance Co-Pilot frontend [on hold]

I am looking for a nice web-frontend (based on PCP) that displays different servers displays historical data Netflix Vector is very nice but it lacks historical data..
0
votes
0answers
17 views

Apache reverse proxy requests end on a wrong server

I have an Apache reverse proxy with one virtual host. The last configuration line of the <VirtualHost> is "include services/*.conf". The services directory contains a list of files which are ...
0
votes
0answers
13 views

Why is my IBM 770 Power7 running slower than my Intel Xeon X5650?

Background I am creating a script that batch OCRs non-searchable PDFs. There are million of PDFs to process so performance and optimization is very important. I have made use of multithreading as ...
0
votes
0answers
32 views

After removing a redirect from cPanel it's redirecting the wrong domain? [on hold]

I'm not sure what's happened here, so I don't really know where to begin explaining it. I was attempting to add a wildcard domain to get around the ajax 2 connection limit, I decided to do it on a ...
0
votes
0answers
17 views

Cisco 6500 - spike of DHCP_SNOOPING-4-QUEUE_FULL causing clients to lose connectivity

Today we had an incident that started with people complaining they couldn't connect to our wifi after coming back from lunch. Long story short, clients were no longer able to get IP addresses from ...
0
votes
0answers
6 views

Dovecot passdb fetch “unknown user”

I am using passdb backend for passdb { driver = sql args = /etc/dovecot/dovecot-sql.conf } userdb { driver = prefetch } Content of /etc/dovecot/dovecot-sql.conf password_query = \ SELECT ...
0
votes
0answers
4 views

IIS seems to redirect my request

I just deployed a Web API to the testing IIS server of my company at staging.mycompany.com. This staging IIS server has 2 websites. The main public company website (staging version) and my Web API (...
1
vote
1answer
16 views

How to get Dell iDrac FirmWare version from VmWare Esxi 4.x\5.x via SNMP?

How can I get Dell iDrac Firmware version on Esxi 4.x\5.x via SNMP. I tried to check via snmpwalk -c public -v 2c esxihost 1.3.6.1.4.1.674.10892.5.1.1.8 but got "No Such Object available on this agent ...
0
votes
0answers
11 views

MYSQL error: IP address could not be resolved

My website is hosted with Linode, I installed webmin on Ubuntu 14.04 to manage it. Recently my database server keeps shutting down, when I look at /var/log/mysql, there are several log files in there ...
0
votes
1answer
10 views

Couchbase can not access web console

I am running a Vagrant machine on Windows 10 using CentOS 6.7 and have installed Couchbase. For some reason I can not access the couchbase admin from the browser. When testing with telnet 192.168.56....
2
votes
0answers
41 views

Recover from a deleted account that was used to install AD LDS

AD LDS was installed on a standalone Windows 2012 R2 server using a windows admin account named: adlds-admin However, that account has since been deleted by mistake. AD LDS is running fine. We ...
0
votes
0answers
2 views

Function to provide AuthzProviderAlias in apache

there is a subversion server that uses apache to provide ldap authentication and several ldap-groups to provide permissions to repositories. <Location /> AuthBasicProvider ldap ...
0
votes
0answers
4 views

automated/skripted conversion of Normal.dotm 2010 to 2013

I want to migrate many users from Office 2010 to Office 2013. As we are working in RDP sessions, the migration per user consists simply in changing the server name in their local .rdp file. However, ...
2
votes
1answer
14 views

ipset behave differently when adding IP address from iptables and ipset command

I have a list that created below command ipset create foo hash:ip maxelem 40000000 timeout 180 This is how empty foo look like #ipset list foo Name: foo Type: hash:ip Revision: 1 Header: family ...
0
votes
1answer
15 views

How to restrict SMTP login to its own address in sasldb2?

I'm using sasldb2 (without saslauthd) for SMTP authentication with Postfix. To create a new user, I run saslpasswd2 -u example.com mail which creates a login mail@example.com. However, using these ...
0
votes
0answers
7 views

How to deploy with terraform on bare metal [on hold]

We recently acquired a new bare-metal server with kvm. Using virtualizor.com to create vms. I'd like to use terraform to provision on the new setup. How would I go about this?
0
votes
1answer
15 views

How to Delete Orphaned Domain

I am trying to remove child domain from parent domain therefore follow below link http://myblogs-amit.blogspot.com/2011/12/how-to-remove-default-trust_13.html Step01 to Step04 Successfully done but ...
-1
votes
0answers
18 views

web server (apache2, nginx) stopping sporadically

I am running a wordpress website on a small vps of 512 MB RAM running Debian 8.1. According to WP statistics, the website has had 400 visitors making 3000 total visits in the last 30 days. In the ...
1
vote
1answer
15 views

reconfiguring haproxy backend dynamically

My requirement is to have ~50 haproxy http backends, which will be added and removed dynamically (without my involvement) anywhere on the internal network. I can assume that each http backend knows ...
0
votes
0answers
3 views

Configure Varnish on Ubuntu LAMP for multiple websites on single web server instance

I am hosting multiple websites in a single server instance. Now, I want to configure Varnish Cache on LAMP (Ubuntu server). Is it possible to configure Varnish Cache for each and every website within ...
0
votes
0answers
18 views

Boot error on cloud-init

After a reboot my instance is not connected to the network, connecting to serial port i can see the error: [ 1415.293774] cloud-init[31802]: Cloud-init v. 0.7.7 running 'init' at Tue, 28 Jun 2016 09:...
0
votes
0answers
20 views

Azure load balancer security group attached to NAT pools

I'm looking to lock down a set of Azure load balancer NAT rules to certain CIDR address ranges via network security groups, for the purpose of not directly exposing SSH/RDP ports to the internet. The ...
24
votes
2answers
4k views

When is fsck dangerous?

Recently I've seen the root filesystem of a machine in a remote datacenter get remounted read-only, as a result of consistency issues. On reboot, this error was shown: UNEXPECTED INCONSISTENCY: RUN ...
0
votes
0answers
28 views

Change of Server (IP Address) Affects Access to the server from Domain SSL Certificated by LetsEncrypt

According to many answers the Certificate is not bound to the IP address but bound to the domain. But still I can not reach the application by using the domain. Is there a way to notify the DNS that ...
-3
votes
0answers
11 views

How do you build a server with scalable storage [duplicate]

I've been running a couple of web and mail servers for a while. However, I often get into hard disk space issues. For instance the mail servers often fill-up and I've to free-up space by moving emails ...
0
votes
1answer
20 views

.htaccess: password required two times for the redirect function

I have the following .htaccess file: RewriteEngine On RewriteCond %{HTTP_HOST} ^example.de [NC] RewriteRule ^(.*)$ http://www.example.de/$1 [L,R=301] RewriteBase / RewriteCond %{REQUEST_FILENAME} !...
0
votes
0answers
13 views

How to recover a screen session?

I'm running a screen session and it seems it hung up somehow. 0 ✓ user@hoster ~ $ screen -ls There are screens on: 30418.pts-2.hoster (Detached) 1 Socket in /run/screens/S-user. However, when I ...
0
votes
0answers
9 views

Windows Server 2012 R2 Windows update process running even though Automatic updates disabled

I came in this morning to a catastrophe as all our servers (AWS EC2 boxes) were pinned at 100% cpu. I remoted on to one of the machines to grab the iis logs and noticed in task manager that the ...
0
votes
0answers
18 views

Postfix limit total sent per hour

I'm not after services that could provide me with fancy fine-grained control like policyd, I don't need per user/domain control, I only want to: limit maximim number of emails that could be sent ...
0
votes
0answers
16 views

How to enable NumLock on Windows 7/8/10 logon screen with GPO

I am currently migrating my company to Active Directory. Because my boss has enforced strong passwords, everyone needs to type at least one digit to log on their computers. Some of them have the ...
1
vote
0answers
18 views

Restrict internet access duration per day on router?

I want to restrict internet access duration per day per user on my router. The router is set up with Debian and functions as a wlan access-point with the help of HOSTAPD. I don't want to only restrict ...
0
votes
1answer
20 views

Obtain a list of computers from SCCM on which a specific software is installed?

I have tried the below procedure to obtain a list of desktops that have software X, version 2.2 installed on them: Device Collections => Create Device Collection => named it "Computers with X ...
-1
votes
0answers
9 views

virtualbox network while connect vm to vm [on hold]

I need to setup vpn connection between one virtualbox machine to another virtualbox machine. both virtuval machine connected in different machine For Example : System A Connnect Virualbox machine ...
2
votes
3answers
33 views

Disk I/O and load average peaks once every hour

We have updated our server from Debian Wheezy to Jessie and from php5.6 to php7.0, but now we have a disk I/O and load average peak exactly every hour. The exact time depends on the system start time. ...
-1
votes
0answers
6 views

could not able to enable CORS in apache2

I have configured my wordpress blog site on latest version of ubuntu vps. When i tried to use CDN, browser giving error Font from origin 'http://example.cdn.com' has been blocked from loading by ...
0
votes
0answers
18 views

DDos attack on port 80 and limiting connection does not work

I have a Centos server running apache 2.4 and someone keeps connecting to the server causing http requests to timeout. I have searched the internet for answers to solve this problem and someone asked ...
0
votes
0answers
16 views

PowerDNS second view

I use bind9, where i configured two views: for my localnet i have one set of internal ip addresses, for all other i have second set of external ip addresses. Example from my named.conf: acl "...
0
votes
0answers
5 views

how to proxy a request to a page just for validation in apache?

I'm trying to design a captcha page in my proxy server which protects specific pages on target server aginst brute force attack, we cannot do any change on target server. so we have a proxy page ...
0
votes
0answers
11 views

Using ansible for multiple web apps on one server

So far, most of the ansible guides and documentation I have seen was about having one application that runs on multiple servers. But I would like to automate the opposite: I have several small rails ...
9
votes
2answers
526 views

Dealing with NTP reflection attacks in IPTables

We're dealing with an NTP reflection / amplification attack at our colocated servers. This question is specific to responding to NTP reflection attacks, and not directed at DDoS in general. Here's ...
0
votes
0answers
8 views

Why sql server send varbinary big data to application so slow?

I have 2 server : Database Server Application Server and client pc. On Database server using ms sql server i save data file in varbinary(max). On Application server using c# linq to sql i query ...
-2
votes
0answers
7 views

Server load balancing apache2 and python multiprocessing job

I have a VM that has two things to do, one is building (python script, multiprocessing) a key-value pairs and write results to redis within the same machine. Same machine also serves as my webserver,...
0
votes
0answers
6 views

TestDisk doesn't write partition table [migrated]

I'm using TestDisk to try recover a disk with a single ext4 partition which I can see with TestDisk, but can't write (the partition table). I can browse files from TestDisk, but after writting I have ...
0
votes
0answers
18 views

Windows Server 2012 and VM Ware Network, Host Cannot Ping Guest

I recently setup a home network so I can practice network administration at home to supplement my knowledge and improve my confidence in my programming career. I have been working out the kinks for ...
0
votes
0answers
10 views

Problems to configure VPN client on Debian 7.9 [on hold]

I set up a server with debian 7.9 under protocol PPTP. Initially was working well, but I changed all passwords of my server and my server no connected to my VPN, I only did it. My configuration is ...
0
votes
0answers
10 views

Jsp on Tomcat https port displaying incorrectly

I have a tomcat 8 server with http and https ports. All the jsp files run fine on http, but on https the jsp tags are getting output to the page and I'm seeing something like this. <%@ page ...
0
votes
0answers
7 views

Can't regain a static LAG. Teamed X520-D2, Dell 5524 [on hold]

It was working before. Server 2008R2. Intel X520-D2, Dell Power Connect 5524. I had a balanced two fiber cable static link between the switch and the teamed NIC. Now, whatever type of load balancing ...
-1
votes
1answer
10 views

Docker container hangs with no apparent fault

I have an docker app running in elasticbeanstalk that hangs after about 10-11 days of uptime. The app runs a cron job every minute. There is no long-running application process (of mine). Once it ...
0
votes
0answers
7 views

Server error 500 when adding new .php files to apache

So far, I understand that this is an issue with ownership of these new files. The workaround is that I need to run the "chown" command for the user in the directory where the new files are located. I ...

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