Questions tagged [sysadmin]
The sysadmin tag has no usage guidance.
38
questions
0
votes
0answers
21 views
Ansible playbook not running : Import error
enter image description here
ansible-playbook -v -i Monitoring/hosts Monitoring/main.yml
[WARNING]: log file at /var/log/ansible.log is not writeable and we cannot create it, aborting
Using /etc/...
3
votes
2answers
201 views
Is there a real point to using “Run as” local admin accounts instead of logging in as a local administrator?
Let's start by setting the scene -- I'm a junior systems administrator tasked with conducting a transition of the company towards a "Least-Privilege" model. This includes removing admin ...
0
votes
0answers
11 views
Centos 8 CLI failed to start Switch root . “failed initrd-switch-root.service” [exit code]
I have Centos 8 Cli version installed , due to power off the OS starts directly in emergency mode without starting root user . I have attached screenshot here
The OS is on VMware Hypervisor esxi 6.5 ...
0
votes
0answers
16 views
Setting up a Django site on Lightsail; http works; https gives a generic Bitnami page; what do my Apache logs mean?
I've just cloned a Django project into a new Lightsail Django instance. Everything works fine if I do python manage.py runserver 0.0.0.0:8000. I'm trying to configure Apache. After some debugging, I'...
1
vote
2answers
114 views
Reverse IP Lookup to Find A Records at IP Address
I want to know if there is a Linux terminal command for getting all the domains associated with an IP address. Or more correctly - find out all the sites hosted on that server IP and/or aall the A ...
0
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0answers
134 views
Windows Admin Center Powershell access denied
I'm using the latest version of Windows Admin Center (2103) and when attempting to use the Powershell console within WAC, after supplying my credentials, the connection always fails with the following:...
0
votes
2answers
65 views
Best and simple way to prevent automatic backups filling all disk space in Linux, before it actually happens
Which do you think is the best and most simple way to prevent automatic backups filling all disk space in Linux, before it actually happens?
I would like to automatically recycle the oldest ones when ...
0
votes
0answers
56 views
How to take image backups of the partition the backup program is running on
I am trying to take image backups for my system. I am running on a VPS from a hosting website. I wanted to try to make backups using an image software like clonezilla but that didn't work as I wasn't ...
2
votes
2answers
117 views
Should I chose higher CPU/low bandwidth or slightly slower CPU/higher bandwidth?
I have some servers that do a lot of file zipping operations. This also means that all the files have to be remotely downloaded first before being zipped and remotely uploaded, or remotely streamed to ...
1
vote
0answers
40 views
What is the standard way to install jdk for wildfly on production?
There are options like, install from repo, install from rpm and install from tar/zip/etc archive
What are the pros and cons?
One con of installing from archive is, you don't get security updates. Is ...
0
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0answers
36 views
FQDN hostname -f
Issue Details
Working Server:
root@hello:~# grep example.com /etc/hosts
127.0.1.1 hello.example.com hello
root@hello:~# cat /etc/hostname
hello
root@0123:~# hostname -f
hello.example.com
Affected ...
0
votes
1answer
51 views
How to stop my server from bruteforcing another [duplicate]
There are so many resources on how to stop bruteforce attacks on your server, but I can't find any good on bruteforce attacks FROM a shared hosting server.
I am getting a lot of reports from many ...
-1
votes
1answer
31 views
With Domain Controller admin access, how can I see which systems users are logged into?
I have a nifty list of users here in my "pumpkin" group. I was hoping it would be easy for me to check who is logged in for several reasons:
I don't want to interrupt a user with a prompt......
0
votes
1answer
25 views
How to backup Linode configuration
I have setup LEMP on Ubuntu 18.04 Linode.
I have configured all my required settings for my laravel app.
Can someone advise how to backup these settings so that I can use the same settings for ...
0
votes
0answers
14 views
Roaming profile between two forest trust
If a company has a Forest Trust with a partner organization where people have Windows 8.1, want to replace these devices with Windows 10 devices, and want to migrate user profiles from both Forest, ...
2
votes
1answer
305 views
Create a domain GPO with cmd only [closed]
I have a domain controller running Server 2003 and the goal is to create a GPO for the domain without using a GUI program (no gpedit, gpmsc, etc.). How can I achieve this goal by using cmd only? (...
2
votes
1answer
259 views
ubuntu KVM guest with no network connection after configuring network bridge
I am trying to add KVM guest (Ubuntu 18.04) to local network like other real servers in the network. I configured KVM bridge interface in the host system (Ubuntu 18.04) and it works fine with ...
0
votes
0answers
14 views
Converting more than one mailbox to shared
Is it possible as a sysadmin to convert parallelly the mailboxes of more than a user to shared? In the O365 admin console off course.
Would be pretty practical.
3
votes
2answers
459 views
Can Windows Admin Center connect to a remote server?
I was thinking that through one Windows Admin Center installation I'll be able to manage several remote Win servers. However, the add server dialog seems to be able to find only local/LAN servers. Is ...
0
votes
1answer
177 views
Tomcat running on 8080 port but Fails to redirect to 8443 HTTPS port .. The 8443 port is running but cant access in web
I have deployed webapps with apache-tomcat-8.5.37. It had ssl and was working fine but when I tried to renew the ssl and installed JKS file it started to show different problems. I have resolved ...
0
votes
1answer
27 views
Create installable disk image from existing hard drive
I installed a SLES 15 machine with a special library of my work. Since I need to install other machines with the same procedure, I want to "extract" the current installation to create an installable ...
0
votes
0answers
30 views
Dell PowerEdge R630 Server swap
Our pro support with Dell is coming up on expiration for our production Dell PowerEdge R630 servers. Rather than spend approx $20k to renew pro support, our project leads have suggested another ...
1
vote
0answers
154 views
How to Check for the Java Process Running on All Network Computers?
Due to Oracle's shenanigans, our organization has decided to remove JRE from all computers under our maintenance contract. They've also decided to not replace it with OpenJDK JRE, so I've been tasked ...
0
votes
1answer
71 views
Does redhat system admin and engineering certificate (RHCSA) and (RHCE) work for all Unix-like operating systems? [closed]
Does redhat system admin and engineering certificate (RHCSA) and (RHCE) work for all Unix-like operating systems? or
Can a Redhat Engineer or System admin work for a debian based companies or systems?
1
vote
1answer
176 views
Puppet - disable a user
I'm taking over an old puppet master, and I need to disable a user. I'm aware of "present", "absent", and "role", and they seem to be the only ones available.
I've been searching and honestly can't ...
0
votes
0answers
26 views
OCSInventory handover table and form
I need to make some kind of handover table.
Records would look like this:
PC , user , action , date;
X , Y , return , 10.07;
X , Z , hire , 11.07;
A , Y , hire , 16.07;
etc. Each record would ...
1
vote
1answer
1k views
Windows server 2016 Administrator account has no permissions
I was changing settings around so that users can only use specific applications; however, I didn't realize that it was going to affect admin rights in the same way.
The error I'm receiving is this:
...
-1
votes
1answer
43 views
Azure Permissions in Large Organizations [closed]
I know this question is a little subjective. My intent is to just ask how typical large organizations setup their cloud permissions. I'm particularly interested in Azure implementations.
I'm a ...
1
vote
2answers
71 views
Best practices for keeping/curating organizational ops knowledge [closed]
This is a somewhat broader question about a topic I think every organization/business is running into once there's more than one DevOps person: How to keep and curate organizational operations ...
0
votes
2answers
31 views
UnAuthorized use of tc command
I work in a small product company. I am part of team of size 4 that is building a deployment pipeline for our product
My company has also hired a freelance devops consultant who helps us in managing ...
1
vote
0answers
32 views
How to find which processes caused the system slowdowns? To be used after reboot
For the last few days my Ubuntu 16.04 suffers random slowdowns that it prevents the apps from loading and doesn't even allow me to connect via SSH.
The only way I can resolve it is by rebooting the ...
3
votes
1answer
424 views
What is a good subnet strategy for AWS VPC? [closed]
I currently have each VPC per cluster (stg, prd, tst, misc) and the standard clusters (stg, prd) have these subnets:
elb: for public elb(s) that will received direct public traffic
elb-int: for ...
1
vote
1answer
6k views
Windows Admin Center Doesn't Connect
I've installed version 1804.25 of Windows Admin Center (WAC) onto my Windows 10 Pro v1709 laptop. I accepted the WAC self-signed cert, provided by the installer, on first page load. I then used the ...
0
votes
2answers
593 views
Custom AdminSDHolder protected objects
I have a task to remove adminCount and restore permisions inheritance for all users that are no longer member of protected groups. However there are few groups that were created by our organization ...
0
votes
3answers
100 views
Is there a way to find hidden options and arguments on for a command / package that isnt documented?
On Linux if I install a new package and it contains commands I haven't used before, is there a way to find hidden options and args that are not documented in the MAN page or with the --help option.
...
1
vote
1answer
599 views
Does Windows Admin Center have a plugin system?
Does the Windows Admin Center support writing plugins? I can't find a lot of information on it, and I was wondering if it had a plugin system that I could write C# .NET applications for. I want to be ...
3
votes
1answer
2k views
W10 RSAT Installation Issue
I am having issues installing Remote Server Administration Tools on my W10 Pro laptop. This is my attempts and issues so far:
Download WindowsTH-RSAT_WS2016-x64.msu from here: Remote Server ...
2
votes
2answers
5k views
Moving from WDS to MDT + WDS with prestaged computer name in task sequence
We previously used just WDS to deploy our images. WDS was setup to request approval for new machines. We used the "Name and Approve" option to name the machines as we added them. If it was pre-...
