Lec23 Deadlock Avoidance: Banker's Algorithm with example | Operating System

Learn how to apply the bankers algorithm for deadlock avoidance in operating systems. Find Need matrix and safe sequence.
CORRECTION: Need(i)= Max(i) - Allocation(i)
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[@ankbala]

Thank you Jayanthi. At 7th minute: Need = Max -Allocation, please correct. Thanks

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[@praveen7726]

6:41 [NOTE] Here the need matrix should be Max - Allocation not the other way around as written in the board.

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Mam after a process completes it releases all its resources so in available matrix we should add maximum matrix instead allocate matrix

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[@TheInfamousLegend27]

i'm having a problem with this; so in my work, I've been provided my allocation values, but instead of max i've been given the available. how can i work out the max values from allocation and available?

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Please tell how to calculate the available if available is not given.as per understanding total no of resources subtracted from sum of allocation of resources right?

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What happens if a process Pn's request exceeds the maximum needed resources?

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[@radhakrishnamc1069]

Mam when its 0-2 need matrix then it is -2 negative ha