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Re: [PATCH 08/10] psi: pressure stall information for CPU, memory, ...

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Linus Torvalds writes: (Summary) wrote:

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Leaving us just 5 bytes short of needing a single cacheline :/ Do you actually need 64 bits for the times?
Do you actually need 64 bits for the times?
That's the big cost. Do those really need 64-bit and nanosecond resolution?
resolution?
Maybe a 32-bit microsecond would be ok - would you ever account more than 35 minutes of anything without starting anew?
than 35 minutes of anything without starting anew?
Linus
Linus
Linus

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