ホットスペア

ホ

ッ

ト

ス

ペ

ア

Meanings

1

hot spare

Computing term for a redundant component (e.g., a disk) that is powered on and ready to take over immediately if an active component fails.

し

て

おく

と

障しょう

害がい

時じ

に

自じ

動どう

で

再さい

構こう

築ちく

が

始はじ

まる

。

In a RAID configuration, if you have a hot spare ready, rebuilding starts automatically when a failure occurs.

コールドスペア
A cold spare is a backup component that is not powered on and must be manually activated, unlike a hot spare which is always ready.

ホット・スペア
- ホットスペア
  Variant with interpunct; less common in running text.
- ホット・スペア

Borrowed from English 'hot spare', referring to a standby component kept powered and ready for immediate use.