primary storage

基本解释

For simple grids, however, a database is still required for primary storage.
然而，對於簡單網格，仍然需要數據庫作爲主存儲。
Beyond that, the big problem is that primary storage has a much lower percentage of duplicate data than backup data.
除此之外，最大的問題是，主存儲上重複數據所佔的比例要比備份數據要低得多。
In this technique, a primary storage controller provides the virtualization services for other storage controllers of same or different vendors.
在這種技術中，一個主存儲控制器爲相同或不同廠商提供的其他存儲控制器提供虛擬化服務。

It is generally believed that these cold storage data centers will use HDDs for primary storage rather than magnetic tape.
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