0
votes
1answer
15 views

Which is more cost effective: Amazon EC2 snapshot or AMI?

I have an EBS based Amazon EC2 instance (m4.xlarge) up and running. This one, say example has been in use for a while and is in a state that we would like to have for all our future instances. Which ...
0
votes
0answers
8 views

Unable to create indipendent shares for Virtual-Samba-Server

I'm using a VirtualBox-Centos7 (Samba-Server) and a Ubuntu-Mate-Xenial (client) machine; I would like to create two virtual servers and for every server one indipendent share. I've already created the ...
0
votes
0answers
6 views

Window server 2008 - set up DNS server just for email spam requests

We have a small office network and use SpamAssassin to help get rid of junk email. I've noticed that as our network uses an upstream DNS server all our spam checks to services like URIBL get blocked ...
0
votes
0answers
13 views

ibping error: “can't serve class 50 on this port”

I try to run an ibping server on a machine with an infiniband card: ibping -S I get this error message: ibping: iberror: failed: can't serve class 50 on this port Any idea to solve the problem? ...
0
votes
3answers
31 views

NAS drive in a desktop system

I know that NAS drives are specifically designed for the constant usage. meaning a system that is on 100% of the time. Is it possible to install these drives in a desktop computer that needs a more ...
0
votes
0answers
8 views

Exim can't send email (unable to set gid or uid forcing real = effective)

I've a debian Jessie and Exim4. I can't send email from php, error given is: unable to set gid=33 or uid=0 (euid=0): forcing real = effective I've tried to search for this problem but nothing helps ...
0
votes
0answers
13 views

postfix dovecot, lda(admin@domain.ltd) Error: user admin@domain.ltd: Couldn't drop privileges: Mail access for users with UID 150 not permitted

i install postfix, dovecot, mysql on Ubuntu 12.04. and.. see https://www.exratione.com/2012/05/a-mailserver-on-ubuntu-1204-postfix-dovecot-mysql/ by the way.. omg a error. temporary failure. ...
0
votes
0answers
13 views

Why do we add Web Server Public IP Addresses to organization's safe senders list (whitelist)?

When we use SaaS applications they suggest to include both the email relay IP address and Web Server Public IP Addresses to organization's safe senders list (white list) but when I perform couple of ...
0
votes
0answers
12 views

How to install remote control in vmware win2003 [on hold]

with hi dears , i do install vmware software on my PC and installed Win2003 on vmware installed all RDA Tools and configure modem port forward [192.168.37.17:3389] my server is on net but i can not ...
0
votes
0answers
7 views

Command in Docker-container called “native” using 100% CPU

I have a server running Docker managed through Dokku. I have multiple applications running without any issues, but one have multiple times been crashing. The app is a Rails-app based on the open ...
1
vote
2answers
18 views

How to balance elasticsearch (java) on a very powerful machine?

On a 16 core XEON class, 128GB RAM RHEL server I want to deploy elasticsearch. What is preferable performance-wise? Have a huge elasticsearch process to use all resources on the native host? Break ...
0
votes
0answers
8 views

set log level for 404'ed requests in nginx

I am analyzing my server log via journalctl: journalctl --since '24 hours ago' -p err and there are a lot of error messages from nginx for the simple reason that someone requested an ...
0
votes
0answers
8 views

Install OPENLDAP as service from compiled source

I am using Centos 7 and compiled openldap from source and installed it in a custom location, however I found that it doesn't come with the option of installing as service as it would if I yum install ...
0
votes
0answers
10 views

Route/Forward specific traffic to Interface

I want to use a Rasperry Pi as (Wlan-)Router. The Access Point is working so far: I have an Accesspoint with wlan0 (ip 10.10.0.0/255.255.0.0) and wlan1 connected to the internet. Now I want to route ...
-2
votes
0answers
10 views

Cant Ping Website but can access to browser [migrated]

I'am trying to ping onlinejobs.ph but i can'ping it admins-MacBook-Air-6:admin$ ping onlinejobs.ph PING onlinejobs.ph (184.72.40.136): 56 data bytes Request timeout for icmp_seq 0 ...
-1
votes
0answers
12 views

Too many open files in system in kubernetes cluster

While running a Kubernetes clusters, I keep hitting the following error after a while, it seems there is a bug about etcd, has anyone counter the same issue and has a workaround? FailedSync Error ...
-2
votes
0answers
14 views

How to find Internets Root DNS Servers [on hold]

Where can I find the Internet's root DNS servers? Can I use a command line tool or is there a local file on my PC? And how does the PC know the IPs of these root nodes? Does it know? Does it have to ...
0
votes
0answers
5 views

LDAP Server cant talk with network printer

Recently we replace network printer hardware fuji xerox with another model and we put same configuration as like before but in new print server having issues connecting with LDAP server user cant go ...
-1
votes
1answer
21 views

VPN in a VM guest for torrents - does it leak anything? [on hold]

I'm looking at setting up a virtual machine that's permanently connected to a VPN for torrenting since I can't run a VPN fulltime on the host. Does this protect me the same as running a VPN on the ...
0
votes
0answers
31 views

openvpn send internet traffic to seperate server

Short version: I want my aws ubuntu openvpn server to forward all of the clients internet traffic to another server to instead of sending it out directly itself. Long version: I'm setting up an ...
0
votes
0answers
28 views

Shrink aws ec2 instance root volume (ubuntu 14.4)

I read from some link and applied these things lsblk xvda 202:0 0 32G 0 disk / = this disk attahced to new instance from old one xvdb 202:16 0 80G 0 disk /mnt xvdc 202:32 0 80G 0 disk xvdg 202:96 0 ...
-2
votes
0answers
20 views

How to configure Dell Poweredge R710 RAM correctly?

I have PE R710 and installed Ram 4x16Gb, 4x4Gb. A1-16GB A4-4GB A2-16GB A5-4GB B1-16GB B4-4GB B2-16GB B5-4GB But, B1 B4 has failure message in the BIOS and on the system it ...
-1
votes
0answers
17 views

How to configure Nginx and apache2 to run together on windows? [on hold]

I want to run Nginx as a reverse proxy to serve my static files faster and Apache will be handling the backend, running my php scripts. I have a Windows 10 PC with apache installed and running ...
-1
votes
0answers
12 views

What is the Wireshark display filter expression to display ALL HTTP related packets?

What is the Wireshark display filter expression that displays ALL HTTP related packets? For quiz
2
votes
0answers
13 views

Protect a second server behind existing OpenVPN

I have an existing Ubuntu server that denies all incoming traffic with a client unless it's able to authenticate with OpenVPN (we use Tunnelblick to manage client connections). However, we have other ...
-1
votes
0answers
7 views

Install HHVM on Ubuntu 16.04 w/install_fastcgi.sh

There does not seem to be a prebuilt HHVM package available for Ubuntu 16.04. It seems in Xenial that they have added HHVM to the universal repos, but installing it that way does not include the ...
0
votes
0answers
27 views

Site unreachable due to attack - xmlrpc.php

Today our server was not reachable. It was returning a 502. We are running Nginx 1.10 on Ubuntu 14.04. We also use PHP7 (only, no PHP5). In the logs, we got the same error from the same client (2 ...
0
votes
0answers
9 views

Cron Daemon Message [on hold]

Does anyone know what the below message means and what is triggering it, I get sent it every hour from my Cron Daemon via email. FYI some numbers in the below have been replaced with * in case of ...
0
votes
0answers
12 views

ProxyPass unknown Worker parameter

I'm new in Apache and I have a RedHat6 server with apache2.2 and tomcat6. I'm trying to configure the parameter connectiontimeout, like the below configuration: ProxyRequests Off ...
0
votes
1answer
18 views

Cannot get HTTPD 2.4 to start when using the Require IP command for access control

This was intended to be a comment on a similar question but since Stack is so restrictive about comments I'm reposting it as they want it: : Here's the documentation: ...
-1
votes
0answers
6 views

oSX 10.11 running on vmware player sudo mount error on mount() =-1 error on sudo [on hold]

I have oSX 10.11 running on vmware player and I am trying to make it full screen. I am following this tutorial here: https://www.youtube.com/watch?v=46GL3YW-r50 However I am having this error:
0
votes
1answer
9 views

Can't view domain.com/stats page with Joomla .htaccess enabled

I always have to disable my .htaccess to be able to see my stats page located unrder my domain in /stats . What can I do to tell htaccess to ignore routing /stats? ## # @package Joomla # ...
0
votes
0answers
8 views

JBOSS AS 7 monitoring Paramaters

We are using JBOSS AS 7 in standalone mode to run our web application. Our user base is around 1000 users and we have 4 instances of a JBOSS running on 4 RHEL6 machines behind a load balancer. ...
0
votes
1answer
14 views

URL Rewrite to different port on IIS 7.5

I have an IIS server with diferents sites running on diferents ports, for example: site1 runs on port 8025, site2 on 8026, site3 on port 8027. I want to configure URL rewrite so the user only have to ...
0
votes
0answers
13 views

Google Cloud SQL authorize Auto Scale Instance Groups

I have an instance group set up with Auto Scaling and Load Balancing. I'm also using Google Cloud SQL for the MySQL server. Whenever instance group scales up and adds another instance, the instance ...
0
votes
0answers
23 views

Enterprise IT Monitoring System [on hold]

I'm looking for an alternative to NagiosXI to track our server's health(cpu, disk, connections etc) and Nagios Log server to track syslog logs in real time. The price is not an issue. We are looking ...
2
votes
1answer
27 views

ESXi granting windows guest ALL of its assigned memory

I've seen this a few times now and I don't understand what is happening I assigned a windows guest 200 gigs of RAM- NOT reserved. Looking at the guest right now the OS shows its only using about 2 ...
0
votes
0answers
14 views

SQL Server 2014 Reporting Services failure

I have a server that is also a domain controller running 2012 R2. I have successfully installed SQL Server 2014 with native reporting services. However, when I go to the web server .../reportserver I ...
-3
votes
0answers
32 views

Viewing current network connections/traffic in real time, inside a datacenter/cloud [on hold]

Context I am starring blankly at my list of instances on Amazon. Hundreds and hundreds of computers in the wild, talking to each other. At least that's what I suppose. The truth is I don't really ...
2
votes
0answers
25 views

How can RAID deal with inconsistent data?

RAID 1 and RAID 5 (and their brothers 10 and 50) achieve data redundancy respectively through mirroring and through parity checking. This allows a RAID array to still access data when a sector on a ...
1
vote
2answers
24 views

How to set MAILTO in cron using Puppet?

The expectation was that there would be a mailto attribute, but the this source denies that cron { 'resource title': name => # (namevar) The symbolic name of the cron job. This name is ...
0
votes
0answers
14 views

Azure port forwarding issues - endpoint is open and an inbound rule was made, but the port is still closed

I'm trying to open a small server to host a dedicated server for Starbound, but no matter what I do, the port doesn't seem to open. I've added the endpoint in my Azure portal and made an inbound rule ...
2
votes
1answer
65 views

How to block an attack on Wordpress using UFW on Ubuntu server?

On ny Ubuntu 14 box I have weird activity looking like attack on Wordpress page. Apache log shows a lot's of this: 191.96.249.54 - - [25/May/2016:00:46:57 +0200] "POST /xmlrpc.php HTTP/1.0" 500 585 ...
0
votes
0answers
9 views

What is better, DHCP on Cisco Meraki MX64 or Windows Server 2012R2? [on hold]

I'm new to the Cisco world and I would like some advises. Currently I'm configuring a Windows Server for a small bussiness (less then 50 users). Normally the Windows server would have the AD, DNS and ...
1
vote
2answers
18 views

How have phpMyAdmin (with a Alias) with a virtual host subdomain of a different documentRoot

To increase security in my server I created an subdomain only for admin, like admin.domain.tld and usually i access phpmyadmin by going only at admin.domain.tld/mysqladmin as in config file: ...
0
votes
0answers
8 views

Enable-VMResourceMetering sometimes fails in Hyper-V 2012 R2

I am trying to loop through and enable metering on all virtual machines that already do not have it enabled. It works most of the time but when it does not, I get the following unhelpful error message ...
0
votes
1answer
7 views

“check file” in monitrc fails with syntax error

I have the following in /etc/monit/monitrc on line 130-131: check file ip-172-31-37-63:1.log with path /home/ubuntu/.vnc if match "Connections\: accepted" then exec /home/ubuntu/alerts/slack.rb ...
-1
votes
0answers
9 views

Google Load Balancer: Enable autoscaling on Instance Group when it's a backend in a Load Balancer?

I currently configured my Load Balancer to use a specific instance group containing my web server. The load balancer in the Google Cloud dashboard has a 'balancing mode' with maximum CPU utilization ...
0
votes
0answers
10 views

How can i track all executed command [duplicate]

newly sysadmin. is there any application that capture complete logs of all executed commands, its just like the bash_history or history? although i saw the auditd and psacct/acct. eg i ssh on the ...
0
votes
0answers
9 views

Managing environment-based configs for microservices

How should I handle runtime configuration of microservices? For example, let's say I'm building a set of e-commerce services that use a payment processing API (e.g. Stripe). In dev/test, I need to ...

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