en:statistiky:start

Statistics of data centres

There are graphs and statistics of usage since 2012. Data is automaticly updated every week.

Number of users of ownCloud service

Graph shows number of users using ownCloud service (y-axis) depending on time (x-axis).
You can look at other graphs and statistics of ownCloud service.




Pilsen data centre

Usage of tapes and MAID storage

Graph show statistics of used capacity of Pilsen data centre (DC). X-axis represents time and Y-axis shows used capacity in TiB.
Steps of maximum capacity correspond to filling up tapes into tape library and extension by MAID array.
Maximum capacity shown below takes into consideration compression of data on tapes, so this number is approximate capacity which users can store in data centre.
Drop of the used capacity in december 2013 is because of deletion of old backups of unused filesystems.

Network load

Graph shows the load of network in Pilsen DC. X-axis represents time and Y-axis shows input (green) and output (blue) network traffic.

dCache usage

Graph shows traffic on dCache pool in Pilsen DC. X-axis represents time and Y-axis shows input (green) and output (blue) traffic of dCache pool.




Jihlava data centre

Usage of tapes and MAID storage




Brno data centre

Usage of tapes and MAID storage




* Throughput of links among data centres of Cesnet storage department.

Poslední úprava: 22.02.2017 15:07