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13
votes
3answers
7k views

AWS - Assign an Elastic IP to a ELB

Is it possible to assign an Elastic IP to a Load Balancer?
0
votes
0answers
3 views

SSL haproxy proxy protocol connection to nginx and allowing direct connections without proxy protocol

We have a setup where most connections go through haproxy then to our nginx service without SSL termination. We can implement the proxy_protocol to have haproxy send the IP of the source (which is ...
0
votes
0answers
4 views

'unlock-adaccount' is not recognized in Powershell on Server 2012 r2

I'm trying to use Unlock-ADAccount in a powershell script running on a Windows Server 2012 R2 box. This is what I get: PS C:\> unlock-adaccount unlock-adaccount : The term 'unlock-adaccount' is ...
0
votes
0answers
3 views

How to return a string with 200 code with Apache 2.4

I'm trying to convert this nginx configuration block to Apache 2.4: http { ... server { ... location ~ ^/\.well-known/acme-challenge/([-_a-zA-Z0-9]+)$ { default_type text/plain; return 200 "...
0
votes
2answers
1k views

Bond active backup Linux

i am trying to set up a bond on my 4.4 proxmox server. i chose active-backup because the bond will be linked to a linux bridge which will not use Spanningtree Protocol. the bond(bond1) will have 2 ...
3
votes
1answer
1k views

Extend linux filesystem space on Amazon EC2 instance

I created an Amazon EC2 instance using an AWS Community RightImage CentOS 7 (x64) image. The default image occupies 7GB space. I'm eligible for AWS free-tier and I've created a base disk accordingly ...
0
votes
0answers
30 views

How to tell how long it took for a RDP Session to establish a connection?

Are there logs, or fields inside of logs that tell when the connection was initiated and established? Inside of Event ID 4624 there is a TimeCreated [SystemTime] field, but I am hoping to audit how ...
0
votes
0answers
3 views

Postfix forward on Ubuntu Server 16.04

Iam using Postfix 3.1.0 under mysql. Incoming e-mails to info@example.com will be with sql and the tablet 'virtual_aliases' also send to the archiv@example.com I would like that the incoming ...
5
votes
3answers
3k views

What are the minimum permissions for a Windows share to be anonymous-read only?

I am in the long and arduous process of resolving my confusion over Windows permissions, and would love to get some clarity over the following. I would like to provision a Windows share such that any ...
0
votes
1answer
18 views

Map a share that runs on a server not joined to the windows domain

We have a Windows domain. I have to set up a Windows server file share without joining the server to the domain and map the share as a drive on everyone's computer. They will all need RW access to the ...
0
votes
0answers
4 views

nginx and easyengine - do I need both of them on the same server

I have never used EasyEngine before. My server is an AWS. I had an nginx server running before to divert traffic to my domain request. Recently, my friend needed to host her website on my server ...
1
vote
1answer
960 views

Global Address List/GAL/OAB Not Updating

I've been doing enterprise IT for about 8 years and have never had to ask a question in a forum, because you lovely folks had already answered all my questions for other people. However, I'm very ...
0
votes
1answer
959 views

Can any virtual environment start systemd gunicorn.service for all virtuenenv?

If you are not working inside an environment, Gunicorn will be installed globally (i.e. available systemwide). This is not recommended. Always opt for using virtualenv. But if you have multiple ...
0
votes
0answers
6 views

Is my partition resized correctly following lvextend command

I have a CentOS 7.5 server that already has extra space per pvs -sh-4.2$ sudo pvs PV VG Fmt Attr PSize PFree /dev/sda2 RootVolGroup00 lvm2 a-- <558.38g <337.38g I ran ...
0
votes
0answers
31 views

Cant ping DNS via OpenVPN

Can anybody help shed some light on the current issue I am facing? I have a pfSense box running openVPN. My laptop can connect without a problem to the VPN as well as the internet. The only IP ...
0
votes
0answers
3 views

How to direct pass through SSD partition? Using Command Line

Using command line qemu-system-x86_64, how can I use direct pass through and pass my SSD partition(not whole sdd, just partion)? I want to switch from virtio to direct pass through for the file system....
0
votes
0answers
7 views

Configure Ansible AWX Dashboard

Wondering anyone tried configuring their own dashboard for Ansible AWX. I'm Particularly looking to add an widget for versions. As we use multiple Applications with different Verisons
0
votes
0answers
8 views

Why isn't balloon memory swapped, and how does ESXi know its location?

I have two questions regarding the ESXi balloon driver. When the driver inflates on a VM, what keeps the guest OS from page file swapping the ballooned memory? How does ESXi know which host physical ...
0
votes
0answers
10 views

opendkim-testkey returns 'multiple DNS replies for 201907._domainkey.example.com'

I am installing opendkim in my POSTFIX mail server on a ec2 with an ubuntu 16.04 xenial by fallowing This guide in linode. I've set a txt DNS record named 2019._domainkey.example.com with the key ...
0
votes
0answers
6 views

OpenLdap setup ldif and ldapmodify

Setting up Openldap on E2 instance. Need help with ldapmodify and setup.ldif file to modify files My setup.ldif contained:::: dn: olcDatabase={0}config,cn=config changetype: modify add: olcRootPW ...
0
votes
0answers
12 views

Apache goes down when I run grep commands on SSH2 using PHP SSH2 connect

I am trying search by keyword in the whole log folder by using grep command and I am sending it through ssh2_connect from php to a remote server, when i run the script it puts down the APACHE and goes ...
0
votes
0answers
10 views

How to expand EXT4 volume in a centos KVM guest after resizing the guest's LV

I have a fedora KVM host with all the centos VMs in their own LVs. I'd like to expand an EXT4 home volume in a guest. On the host I have run: # sudo lvextend -L +1T /dev/thevolumegroup/...
0
votes
1answer
11 views

NTLM authentication module mod_auth_ntlm_winbind for Apache2 omits domain name

I have an Apache2 instance running on Ubuntu 18.04 in local intranet and I want to configure NTLM authentication on the instance. I have installed and configured mod_auth_ntlm_winbind usage for user....
2
votes
1answer
1k views

POSIX locale when I use SSH with a command line

When I SSH into an Arch Linux server and include a command line, I end up with a POSIX locale: laptop.lan$ ssh server.lan locale LANG= LC_CTYPE="POSIX" LC_NUMERIC="POSIX" LC_TIME="POSIX" LC_COLLATE="...
2
votes
1answer
951 views

Strongswan transport mode ipsec within subnet

Is there any way to configure strongswan to automatically start encryption to a given subnet rather than specific host? For example, if I know that my hosts at w.x.y.z/28 will be have the same PSK ...
0
votes
0answers
6 views

Testing external IPV6 access to LAN hosts [on hold]

I want to access some services running on one of my home LAN hosts. I have forwarded through my router but since my router does not support loopback I have to re-configure access when I am away and ...
0
votes
0answers
10 views

CentOS7 new local repo - how to update packages installed from a different repo name

I have created a local CentOS7 repo which is mostly working as expected. The problem that I have is that the servers will not update any packages as it does not recognise packages need updating. This, ...
0
votes
1answer
36 views

Attempt to create group in Active Directory under OU using ldapadd tool responds with “NAMING_VIOLATION” error

File content: $ cat /tmp/tmpmynxzg3sldap_group dn: cn=group-1760882938,ou=Employees,dc=<some>,dc=<dc> objectClass: top objectClass: posixGroup gidNumber: 1760882938 memberUid: user-...
1
vote
0answers
8 views

Append domain to container hostnames in a Kubernetes StatefulSet

I have created a Kubernetes StatefulSet. There are three pods in the StatefulSet with names mysql-0, mysql-1, and mysql-2 each with a single container. If I "log" onto the container in pod mysql-1 ...
0
votes
1answer
972 views

pgadmin4 : server won't start

I have this error message trying to start pgadmin4 web interface from the desktop helper on fedora 28/postgresql 10 : Failed to launch the application server, server thread exiting. Though, it ...
0
votes
1answer
990 views

Ubuntu 11.10 on VMware Player - No network behind proxy

I have VMWare Ubuntu 11.10 guest hosted on Win7. When behind a proxy, I am able to browse with chrome / firefox but all other network activity does not work (i.e. curl, system update, apt-get, etc.) ...
0
votes
1answer
7 views

LDAPS connection is successfully happening without “tls_cacertdir” parameter in nslcd.conf

I have an OpenLDAP server in my server environment and I have another two servers[two LDAP clients] which I have configured with my LDAP server for user login. my LDAP server is only supporting LDAPS (...
0
votes
0answers
5 views

What does “Connecting to internet via proxy server” mean? [migrated]

At my school, sometime the websites are accessible only when connected to a proxy server provided by school. So, unless the proxy server settings are configured in firefox/chrome, we can't connect to ...
0
votes
0answers
11 views

postfix - Command died with status 1

I've configured postfix to trigger a perl script on incoming emails in /etc/aliases. However the script is running without errors, I get a Undelivered Mail Returned to Sender message with a trace ... ...
0
votes
0answers
14 views

Moving two processes using pipe to background / screen

Let's say in a PuTTY connection I start something like mysqldump --host host1 --databases db1 db2 db3 | mysql which creates two processes mysqldump with PID 5800 and mysql with PID 5801, is it ...
0
votes
4answers
5k views

How to determine the block device booted from in a shell script?

I'm crafting up a shell script (to be called by cron) that runs smartctl on the booted disk on a weekly basis. Is there a fairly universal way to determine what the boot block device is (IE - /dev/sda,...
0
votes
0answers
15 views

How to reliably destroy a Linux server installation [duplicate]

I need to make sure we clean up the HDD before selling the hardware. Please advice if: dd if=/dev/zero of=/dev/sda would work. will it effectively erase the HDD?
0
votes
0answers
7 views

How make Slurm take job ulimits from compute node and not from head node?

I have a Slurm job for a user that requires a large number of user processes to be spawned. The ulimit for user processes on my cluster's head node is set much lower than on the compute nodes as a ...
0
votes
1answer
11 views

How do I rename a default AWS RDS option group?

I'm trying to bring our AWS account under terraform but it's throwing an error the that RDS Option group name isn't supported it has a colon in it. How do I rename it either via the GUI or CLI so it ...
0
votes
1answer
973 views

Seeing 502 on Google App Engine

I'm seeing quite a few 502 "Bad Gateway" errors on Google App Engine. It's difficult to see on the chart below (the colors are very similar and I can't figure out how to change them), but this is my ...
1
vote
1answer
1k views

Lotus Notes defaulting to user's name rather than the display name on the email?

We have a process which sends out emails over smtp and while it uses the same underlying email address for each email it uses a different display name: eg. Email 1 - Email Address: test@test.com - ...
1
vote
1answer
139 views

Crash utility exit with error in Rhel6.6

Crash utility fails with below error. crash /usr/lib/debug/lib/modules/2.6.32-504.el6.x86_64.debug/vmlinux vmcore crash 6.1.0-5.el6 Copyright (C) 2002-2012 Red Hat, Inc. Copyright (C) 2004, 2005, ...
0
votes
0answers
14 views

Jenkins slave went offline because of SSH issue

Our Jenkins master/slave setup suddenly stopped working. Both master and slave are AWS ec2 machines and we have a user called jenkins. We are seeing this error: [07/17/19 14:58:04] [SSH] Opening SSH ...
1
vote
0answers
12 views

How can I make an environment variable visible to a script placed in /etc/cron.daily?

Say I have a script named "mydailyscript" containing the following: #!/bin/bash if [ ! -z $MYDAILYLOG]; then exec 1>$MYDAILYLOG fi echo This script ran on $(date) and I then copy this script to /...
0
votes
0answers
5 views

vCenter - Virtual machine memory usage alarm after Fault Tolerance enabled

Very simple environment: one cluster made of two ESXi 6.5 hosts vCenter 6.5 I create one Linux Debian VM, VMWare tools are installed. When I run the VM, everything seems fine. When I enable Fault ...
0
votes
1answer
10 views

Schedule the reboot of an AWS RDS (Postgres) instance at a certain time?

Is there a way to schedule the reboot of an RDS instance to a certain time? I know how to manually reboot it but I didn't see any UI or documentation on how to trigger a reboot at, for example, two ...
0
votes
0answers
7 views

How to get past Tomcat application authentication

With a Spring Boot web application in progress, I built it as a war file and deployed to standalone Tomcat. This seemed to work OK but on trying to access the application via the browser, there's a ...
0
votes
0answers
10 views

Bash command to execute a foreground set of background commands

I got 2 commands that run blocking the input in the console, so they must be ended with CTRL+C. I don't like running them in background, since I lost control for interruption. But otherwise I cannot ...
0
votes
0answers
6 views

Best Way to Achieve Solr Resilience for Drupal With Two Solr Nodes Available?

I'm trying to figure out the best way to deploy solr (6.6.6) on two nodes in conjunction with Drupal 7 to provide some kind of resilience. The first problem is that Drupal only supports the concept ...
0
votes
1answer
18 views

Can I control which terraform instances are discarded when reducing count?

When having a multi-instance provisioning that needs to be reduced - can I control which of the existing resource will be killed? I have a Kafka cluster with variable load, so I would like to provide ...

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