noun
system production time
Computing term for the total time a system is actually running and available for productive work, as opposed to downtime or idle time.
先月のシステム実動時間は99.9%を達成した。
Last month's system production time reached 99.9%.
システム実動時間を延ばすために、夜間のメンテナンスを短縮した。
To extend system production time, we shortened nighttime maintenance.
稼働時間 is a broader term for operating time of machinery or systems, while システム実動時間 specifically refers to the productive uptime of a computer system.
Compound of システム (system), 実動 (actual operation), and 時間 (time). A technical term formed from standard Sino-Japanese and loanword components.