On reliability of a double redundant renewable system with a generally distributed life and repair times reliability measures like the
distribution of the
time between
failures and the
time to the first
failure Analysis of queueing model with processor sharing discipline and customers impatience processes. Arrivals are defined by the Markovian arrival process. The
service time has a
phase type A TWO-PRIORITY SINGLE SERVER RETRIAL QUEUE WITH ADDITIONAL ITEMS of customers follows Marked Markovian ar-rival process and
service times have
phase-type distribution RESOURCE QS WITH THE REQUIREMENTS COPYING time distribution and the requirements copying at the second
phase is considered. To obtain