reference bit dirty bit
lingege32: dirty bit 表明置換page時要不要寫入disk 02/06 01:07. → lingege32: reference bit才是給LRU的 02/06 01:07. → lingege32: TLB ... ,ken52011219: 控制項為2bit vaild和reference 沒記錯了話 12/12 11:40. → ken52011219: 話說 ... ken52011219: 啊是valid 和dirty bit 12/12 11:51.
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 reference bit dirty bit 相關參考資料
[理工] [OS] Page table中加上Dirty bit之後? - 看板Grad-ProbAsk - 批 ...
板友好~ 想請教一下page replacement那部分有個小問題以下為恐龍敘述當page fault發生但是無free frame使用的時候OS必須執行page ... https://www.ptt.cc [理工] 計組TLB - 看板Grad-ProbAsk - 批踢踢實業坊
lingege32: dirty bit 表明置換page時要不要寫入disk 02/06 01:07. → lingege32: reference bit才是給LRU的 02/06 01:07. → lingege32: TLB ... https://www.ptt.cc [理工]清大101計系- 看板Grad-ProbAsk - 批踢踢實業坊
ken52011219: 控制項為2bit vaild和reference 沒記錯了話 12/12 11:40. → ken52011219: 話說 ... ken52011219: 啊是valid 和dirty bit 12/12 11:51. https://www.ptt.cc Re: [理工] OS valid bitdirty bitreference bit - 看板Grad-ProbAsk ...
vaild bit: 此bit代表page table entry是否含有有用的資料，當page fault發生時os會把miss page load到memory並把physical page number和virtual ... https://www.ptt.cc [理工] OS valid bitdirty bitreference bit - 看板Grad-ProbAsk ...
Hi 各位考生好我有寫到一題題目要我說明這三個bit 分別是由os 還是hardware（我猜是mmu ）來做set , read, clear 得到的答案是Valid bit in page ... https://www.ptt.cc Dirty bit - Wikipedia
A dirty bit or modified bit is a bit that is associated with a block of computer memory and indicates whether or not the corresponding block of memory has been ... https://en.wikipedia.org Operating Systems - UCSB Computer Science - UC Santa Barbara
Page frame number. – Present/absent bit. – Protection bits (RWX). – Modified bit (or “dirty bit”). – Referenced bit. – Caching disabled bit (for memory mapped I/O) ... https://www.cs.ucsb.edu reference bit - 參考位元 - 國家教育研究院雙語詞彙
在虛擬記憶體系統中，為使頁框的置換能獲得較佳效益，每一頁框皆對應有一位元，當該頁框被參考時，則該位元值設為1，否則為0。參 已使用位元 （dirty bit）。 http://terms.naer.edu.tw Reference bit - UMD CS
Valid Bit. – indicates if a page is present in memory or stored on disk. ○ A modify or dirty bit. – set by hardware on write to a page. – indicates whether the ... https://www.cs.umd.edu OS - Ch9 虛擬記憶體Virtual Memory | Mr. Opengate
需視victim page 是否曾被修改，利用dirty bit 來判斷，節省不必要的I/O 動作。 ... 每個page 的初始值reference bit 值設為1，每次被指到的page ... http://mropengate.blogspot.com |