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    SubjectRe: [RFC v01 1/3] PowerCap: Documentation
    On 08/02/2013 05:10 PM, Joe Perches wrote:
    > On Fri, 2013-08-02 at 11:08 -0700, Srinivas Pandruvada wrote:
    >> Added power cap framework documentation. This explains the use of power capping framework,
    >> sys-fs and programming interface.
    > []
    Didn't understand this comment.
    >> +Power Zone Attributes
    >> +=================================
    >> +Monitoring attributes
    >> +----------------------
    >> +
    >> +energy_uj (rw): Current energy counter in micro-joules. Write to energy counter
    >> +resets the counter to zero. If the counter can not be reset, then this attribute
    >> +is read-only.
    >> +
    >> +max_energy_range_uj (ro): Range of the above energy counter in micro-joules.
    >> +
    >> +power_uw (rw): Current power counter in micro-watts. Write to this counter
    >> +resets the counter to zero. If the counter can not be reset, then this attribute
    >> +is read-only.
    >> +max_power_range_uw (ro): Range of the above energy counter in micro-watts.
    >> +
    >> +It is possible that some domains can have both power and energy counters and
    >> +ranges, but at least one is mandatory.
    > Given that the ranges seem to be u64s, perhaps the
    > lower bounds are too high. Why not nano/pico/fempto
    > watts/joules/seconds?
    I think they are too small to realistically set a limits on power or
    measure. Let's see what others think.
    >
    >
    Thanks,
    Srinivas


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