To simplify the analysis, we do not deal with disk I / O<br>Interference that occurs (I) when<br>Decentralized repair, existing health nodes read local storage<br>The block when the repaired block is written to another stripe, and<br>(II) in hot standby repair, the hot standby node writes data block<br>From immigration to reconstruction. We also assume that<br>The calculation cost of coding operation is negligible<br>Compared with disk I / O and network transmission [16].<br>
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