Proxmox : vzdump performance optimization
Just found this on the Proxmox Wiki https://pve.proxmox.com/wiki/Performance_Tweaks#VZdump stating that the default value for vzdump is limited to 10000 Kbps (10 Mbps). This might explain even my misunderstanding why backups to my…
Proxmox: Getting some performance data from a Proxmox server
For the Records, in order to get performance data from a proxmox server you can use: pveperf [email protected]:~# pveperf CPU BOGOMIPS: 21281.44 REGEX/SECOND: 1039338 HD SIZE: 28.05 GB (/dev/mapper/pve-root) BUFFERED…
VPS : Basic checks for performance of a VPS and or a Server
There is more than one way to check the performance available on a VPS Server but I go for a 1st quick shot to test if something is falling over.…
Debian / Ubuntu / Centos / Zfs on Linux: ZFS Limit Arc Cache
Talking about ZFS and ARC CACHE Generally ZFS is designed for servers and as such its default settings are to allocate: – 75% of memory on systems with less than…
Ubuntu: reduce swappiness
My Ubuntu Netbook Is So Damn SLOW !!! Since Ubuntu 10.11 I spotted that Ubuntu is sometimes getting extreme sluggish on my Atom Netbook and starts to swap even though…
Ubuntu: Howto drastically speed up Firefox
Ubuntu: Howto drastically speed up Firefox Make firefox store its cache in the /tmp directory — which when we have moved it to a tmpfs according to this wiki is…
Ubuntu: Reduce SSD Disk wear
Ubuntu: Howto reduce the SSD wear Open fstab, and add the following lines: # sudo gedit /etc/fstab tmpfs /var/log tmpfs defaults 0 0 tmpfs /tmp tmpfs defaults 0 0 tmpfs…