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Nginx hotlink protection – How we enable it
Looking for a method for Nginx hotlink protection? A quick way to prevent other websites from using your media files is to restrict its access. However, this requires modification in the Nginx files. That's why we frequently deal with hotlinking protecting requests as...
Rsync error code 20 – Here’s how we sort it out
Is your file transfer ending with rsync error code 20? We can help you. The error occurs due to signal interrupts either from the keyboard or from any user-defined event. Usually, the user-defined interrupts occur due to bad firewall settings, missing packages, and...
How to setup PRTG Network Monitor?
Looking for the steps to setup the PRTG network monitor? We can help you. Monitoring systems like PRTG helps to monitor our website and prompt notifications when a website goes down. At Bobcares, we often receive requests regarding PRTG as part of our Server...
Elasticsearch no alive nodes found in cluster – Resolved
Are you seeing Elasticsearch no alive nodes found in cluster error? Often when users try to call Elasticsearch from an Application server, it ends up in errors. This can be due to failed services, wrong application configuration, etc. At Bobcares, we help customers...
open_files_limit MySQL – Here’s how it relates to max_connections
Is the MySQL open_files_limit variable creating errors? We can help you. In MySQL, open_files_limit is the number of file descriptors available to mysqld from the operating system. At Bobcares, we often get requests to set MySQL variables, as a part of our Server...
Add a host to the Proxmox cluster – Top 2 ways
Looking for a way to add a host to the Proxmox cluster? High availability solutions like Proxmox clusters contain multiple physical servers. At times, users may need to add or remove hosts from the live cluster. That's why we get frequent requests to modify the...
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DigitalOcean storage options – Choose the right one
Are you looking for storage options in DigitalOcean? We can help you with it. Usually, Spaces and Volumes in DigitalOcean are storage services that help to store a large amount of data. At Bobcares, we often receive requests to choose the right storage options as part...
Redis disable persistence – How we do it easily?
Are you trying to disable persistence in Redis? We can help you with it. Redis persistence allows us to log every change in the dataset. However, due to disk space shortage, some users may need to disable persistence in Redis. At Bobcares, we often receive requests to...
Unable to purge deleted items in SmarterMail – Quick resolution!
Oops!! Unable to purge deleted items in SmarterMail? We can help you. Purging the deleted items in the Smartermail is a quick way to save disk space. However, it may often result in errors. At Bobcares, we often get requests to fix SmarterMail disk usage as a part of...
MySQL max_connections reached maximum – How we solve it
Is your website showing MySQL max_connections reached maximum limit error? We can help you. Usually, insufficient MySQL max_connections value will give a “Too many connections” error when we try connecting to the MySQL server. At Bobcares, we often get requests to fix...
check_nrpe socket timeout after 10 seconds : Easy fix!
Is your Nagios showing 'check_nrpe socket timeout after 10 seconds' error? Usually, this happens due to the port or IP address block either in Nagios core server or host server. At Bobcares, we often get requests from our customers to fix these Nagios errors as part...
Ansible failed to connect to the host via ssh – Quick solution
Looking for how to fix Ansible error failed to connect to the host via ssh? We can help you. Ansible saves time by automation of server tasks. However, improper host entry in the Ansible Inventory file or bad SSH configuration can create connection errors too. At...
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