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Will the computer world collapse in 2038?
Will the computer world collapse in 2038?
Will the computer world collapse in 2038?
Will the computer world collapse in 2038?
Will the computer world collapse in 2038?
Will the computer world collapse in 2038?
Will the computer world collapse in 2038?
Will the computer world collapse in 2038?
Will the computer world collapse in 2038?
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Will the computer world collapse in 2038?

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  • Transcript

    • 1. Powerpoint
Templates
    • 2. IntroductionAa
    • 3. The timstampMechanism to store datetime values asa standard time formatNumber of elapsed seconds since1/1/1970Coded on a 32-bit signed integer -> 2^31 -1
    • 4. What’s Y2K38 bug?Time limit: 01111111 11111111 11111111111111112^31 – 1 = 2,147,483,647 secondsLimit will be reached on Tuesday 19th,January 2038 at 03:14:07 (UTC)Back to Friday 13th, December 1901,20:45:52 (UTC)
    • 5. Any solution? Switching all computers to 64-bit architecture Update programs to manage 64-bits timestamp format Update internal time_t core library
    • 6. V. FinallyLogistic problem’s : How applications were created and will they withstand change?30 years to prepare our systems for 64 bit.
    • 7. Question ?Question 1 :Question 2 :

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