Author: Banko Stoyanov

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Banko StoyanovFebruary 3, 20223min0
What is a ping of death attack? A PoD (Ping of Death) attack is a type of denial-of-service (DoS) assault where the attacker sends a packet that exceeds the maximum permissible size, causing the victim’s computer to crash or freeze. The original PoD attack is becoming less frequent. An ICMP flood attack, which is similar, is more common. […]

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Banko StoyanovDecember 11, 202114min0
Here at CooliceHost, we will answer the most frequently requested question. We will discusses how ZFS handles read and write caching. ZFS is a sophisticated file system with numerous features like shared storage, data cleaning, capacity, and much more. However, one of the best aspects of ZFS is how it caches, reads, and writes data. […]

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Banko StoyanovSeptember 7, 20212min0
CooliceHost has been integrated new web-base mail client called RainLoop for its customers, giving them the ability to: Preview their attachments without downloading them (in the new tab of the browser) Fast and easy navigate through all of their mails thanks to the with it clear and simple design Included features: Modern user interface. Complete […]

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Banko StoyanovOctober 11, 20201min0
Systemd made imposing a limits on a customer account so they do not bring the server down relatively easy. You just need to ensure that it cgroups are fully enabled .   nano /etc/default/grub   find GRUB_CMDLINE_LINUX=”  ” and add the systemd.unified_cgroup_hierarchy=1 there, save   update-grub && reboot   Next execute systemctl set-property user.slice CPUAccounting=1 […]

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Banko StoyanovSeptember 14, 20202min0
During the lock down we decided to bring our hosting infrastructure setup into 2020 and here is the result: A Private Cloud, 16 nodes,  224 vCPU, 1TB+ RAM…   Our cloud setup is designed with 3 main goals: Quick Failover to reserve servers located in remote data center of our hosting nodes. Quick restore from […]


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