All Questions

I am using supervisor to watch my laravel queue and restart on failure. I followed the instructions in laravels documentation to install and configure the service. This configuration works correctly: [...

I'm running the server on CentOS and Nginx (nodejs application). I am experiencing too many connections to my mysql database and website goes down. My iotop log shows me that mysqld is taking to much ...

After a successful installation of the mail server with iRedmail installer, I cannot send Emails to the outside networks. I can successfully receive mails, but I cannot create a new mail (to the ...

I'm using an old programming language (Adobe's Extendscript). It has a simple Socket object to send TCP/IP requests. The following lines always used to work for me: reply = ""; conn = new ...

I have set up a new VPS via Digital Ocean and have installed MongoDB V4.2.8 on an Ubuntu server 18.04 release as per the official Mongo documentation. I'm using Compass version 1.21.2. I have managed ...

Trying to run samba AD DC but I'm stuck. After created domain provision, I defined resolv.conf: cat /etc/resolv.conf nameserver 10.99.0.30 search example.com Service running: samba-ad-dc.service - ...

I am having a VDI setup Tools used : EC2 instance(centos 8), XRDP, XRDP is a free and open source, simple remote desktop protocol server based on FreeRDP and rdesktop. It uses the remote desktop ...

The Problem: I'm trying to import a 44gb SQL file into my local machine on Homestead (a vagrant box, virtual machine). It keeps failing! I imported a 22gb version of the same database (from an earlier ...

I want to check the error using CRC. If the polynomial is G(x) = x6+x+1 and the transmitted data is 1011010110, what is the checksum of the message?

I am trying to set up my own dns server on Ubuntu 18.04 using bind9. I installed the needed packages and have following files under /etc/bind named.conf include "/etc/bind/named.conf.options"...

Our production cluster is running fine on k8s 1.12.3-rancher1-1 having several nodes in two different networks: 192.168.225.0/24 (2) and 172.30.0.0/24 (6). When upgrading the cluster to any newer ...

nethogs is a great utility to monitor network traffic by process. However, it is "interactive" and not suitable to be used in script... How can I achieve the following using nethogs or ...

Is it possible to set up an access permission on GCP resource that requires multiple roles/permissions/groups membership? Basically, have a logical AND for permissions. IAM "conditions" ...

on GCP we are using an internet facing TCP Load Balancer in front of our Kubernetes cluster where our application runs. The TCP Load Balancer is configured to forward ports 80 and 443, TCP obviously. ...

I'm looking for a way to authenticate clients/users at a web server with public/private key pairs and already read this question: Public key authentication or similar over HTTP/HTTPS? The answers are ...

What would be proper way to count active users for last N days? By Active users I mean user who recently connected to Domino server via Notes client or web browser. I am not interested in all users ...

I have the following error when I try to curl a server : curl -u User:Pass 'https://mydomain/remote.php/dav/files/User/Folder' -X PROPFIND --data '<?xml version="1.0" encoding="UTF-8&...

I have a batch job which has performance issue, I would like to use Performance monitor to get some information. the troubles are: this job could start between at 1 am - 3am , I would like to avoid ...

When I look at disk (block device) storage options from various cloud hosting providers, I usually see numbers such as : Google Cloud (Zonal SSD) : 15.000 - 100.000 read IOPS OVH Cloud : (High Speed /...

I've a FreeNAS 11.3 joined in Active Directory and everything works as expected. But one feature that I'm really missing is some kind of override on mapped home directories for users. By default the ...

I'm trying to configure DHCP failover on all of my scopes to another Serenter image description herever 2012R2 with DHCP installed. But when I try to configure DHCP failover, it comes with this error: ...

I'm looking at hardening with the CIS benchmarks for Windows Server 20012R2 and 2016R2. But, after looking at the two benchmark documents(registration required - sorry) from CIS, the 20012 document ...

i am hosting a website on aws lighsail server. it is single server and i am running 4 docker container on it. 1-nginx , 2-node js, 3- spring bot, 4 - mysql. As for now my website is loading great with ...

I have a basic configured FreeRadius in conjunction with Postgresql and Mikrotik. The SQL module is configured correctly and PPPoE authorization through the database works. I need to connect and ...

I am running this template in cloud formation to create auto scaling in ubuntu-18.04 machine and it will rollback the all instances automatically that is created by this template and giving such error ...

I cant seem to find a super easy answer for this and I am sure that RTFM applies here but I am hoping this question, asked simply, will also help many other noobs out there. I am running freenas and ...

I am moving a set working servlets from one server to another Old server, Centos6, Apache 2.2, Tomcat 9 New Server, Centos7, Apache 2.4, Tomcat 9 I have about 5 servlets running from the old server ...

We've setup a web site by using Windows 7 IIS for internal use, since we may need to access it from Internet, thus we add Let's Encrypt certificate for safety, but when we browse the web site, Google ...

I have some QEMU/KVM machines (1,2,3) running ssh on port 22. I forward the ports to 22221, 22222, 22223 and I can connect to them using host _ip:2222X. I followed this tutorial to achieve this. Now, ...

I am running libvirt/qemu-kvm on Fedora32, guest OS is CentOS7. I use 'nat' mode virtual networking. root@fedora ~]# virsh net-dumpxml default <network connections='1'> <name>default</...

We just bought a refurbished R710 and upon trying to boot into the system services, it said that system services was disabled, so we booted into the iDRAC6 configuration utility and enabled the system ...

I have got forms authentication working in my website. But one thing I don't understand. I had a test website and a production website, both using identical database and code. When I logged into the ...

I'm learning about Active Directories. I understand when a computer wants to join a domain, it needs to change his DNS settings to that of the Domain Controller IP address. Then only it can see the ...

I have found that if I attempt to access a web based service internal to my home network then Chrome will fail to properly resolve the URL. An example would be if I were to try to browse to my Plex ...

I am trying to connect my computer to a OpenVPN server setup on a desktop. I am getting an error: TCP: connect to [AF_INET]<IP>:<Port> failed: Unknown error Where <IP> is the IP of ...

I have a server in these features have a server in these features : - Intel Xeon E5-1630v3 - 4c/8t - 3.7GHz /3.8GHz - 64GB DDR4 ECC 2133 MHz - SoftRAID 2x480GB SSD - 250 Mbps Bandwidth I'm ...

Yesterday I ran dnf update, which updated various php packages. I discovered some values that I had customized in /etc/php-fpm.d/www.conf were reset after the update. Specifically, I had these 3 ...

Based on the Exim4 docs I have the following script: #! /bin/bash -- ED="dkim_ed25519_$(date +'%Y%m%d')" RSA="dkim_rsa_$(date +'%Y%m%d')" ## Generate private key openssl genpkey -...

I'm trying to replicate a production environment (CentOS 7) on a macbook, the environment consist basically of several docker swarm services that interact with a couple of databases. These databases ...

I SSH into my VPS and do other stuffs on my computer side by side. If I don't enter any command in VPS for a few minutes it will disconnect me. Entering password and then reconnecting again and again ...

I seem to have locked myself out of my Debian server. Through a series of unfortunate events, I set the contents of my hosts.deny file to: ALL: ALL I can't tell you what I was thinking. Additionally, ...

I am receiving SMS messages from other senders. However, I am not receiving any SMS codes when I try to login to the AWS console and it indicates that it is sending them to me. There is no AWS support ...

I need to programatically change my windows admin password without using the login screen. Essentially we deployed 50+ laptops across our business. We setup 1 user account and 1 admin account (same ...

Im trying to pass all gpus to different systems , my setup: asus x399 gaming 6 mainboard amd 1950x 32G ram 1 TB intel ssd m.2 gtx970 gtx750 this resources should be passed into 3 systems: vm1 a ...

I am attempting to go through the Terraform install from their website at https://learn.hashicorp.com/terraform/azure/install When I get to the step that says to run terraform apply I get the ...

I have an Active Directory domain (we'll call OLD.TLD) in production and need to change the name (for reasons I won't elaborate on). There are many, many files with links to a DFS namespace in this ...

I run multiple websites being served on a stand alone Ubuntu machine, all of them use same nginx + apache setup. However one of these sites has begun to act very strangely today. It's the only site on ...

Background My organization sends list emails from the Mailpoet plugin in Wordpress, hosted on a Linode VPS. We have a second VPS with Postfix installed, which is used as the SMTP server for Mailpoet's ...

I'm using Apache 2.4.43 on CentOS 7.8 with Varnish 6 and PHP-FPM to serve a Magento 2 website. Varnish listens on port 80. Apache listens on 8080 to serve content to Varnish, and also port 443 which ...

Options error: Unrecognized option or missing or extra parameter(s) in Test.ovpn:1: ÿþc (2.4.9) Use --help for more information. I am quite confused with this error with my ovpn file... I have looked ...