On 10.2.2022. 20:03, Mihai Popescu wrote:
>> you mean gaps because HT is disabled ?
> 
> I think they are disabled from the factory, cores that are not 100%
> functional, i.e defects.
> There is one line for a family, the luckiest ones have the maximum
> number of cores and $$$, the rest are lower but still functional on
> the advertised cores.
> 

if i enable only 4 core per CCD (not sure if this is right term) i'm
getting right numbers

without HT
smc24# dmesg | grep smt
cpu0: smt 0, core 0, package 0
cpu1: smt 0, core 1, package 0
cpu2: smt 0, core 2, package 0
cpu3: smt 0, core 3, package 0
cpu4: smt 0, core 4, package 0
cpu5: smt 0, core 5, package 0
cpu6: smt 0, core 6, package 0
cpu7: smt 0, core 7, package 0
cpu8: smt 0, core 8, package 0
cpu9: smt 0, core 9, package 0
cpu10: smt 0, core 10, package 0
cpu11: smt 0, core 11, package 0
cpu12: smt 0, core 12, package 0
cpu13: smt 0, core 13, package 0
cpu14: smt 0, core 14, package 0
cpu15: smt 0, core 15, package 0

with HT
smc24# dmesg | grep smt
cpu0: smt 0, core 0, package 0
cpu1: smt 0, core 1, package 0
cpu2: smt 0, core 2, package 0
cpu3: smt 0, core 3, package 0
cpu4: smt 0, core 4, package 0
cpu5: smt 0, core 5, package 0
cpu6: smt 0, core 6, package 0
cpu7: smt 0, core 7, package 0
cpu8: smt 0, core 8, package 0
cpu9: smt 0, core 9, package 0
cpu10: smt 0, core 10, package 0
cpu11: smt 0, core 11, package 0
cpu12: smt 0, core 12, package 0
cpu13: smt 0, core 13, package 0
cpu14: smt 0, core 14, package 0
cpu15: smt 0, core 15, package 0
cpu16: smt 1, core 0, package 0
cpu17: smt 1, core 1, package 0
cpu18: smt 1, core 2, package 0
cpu19: smt 1, core 3, package 0
cpu20: smt 1, core 4, package 0
cpu21: smt 1, core 5, package 0
cpu22: smt 1, core 6, package 0
cpu23: smt 1, core 7, package 0
cpu24: smt 1, core 8, package 0
cpu25: smt 1, core 9, package 0
cpu26: smt 1, core 10, package 0
cpu27: smt 1, core 11, package 0
cpu28: smt 1, core 12, package 0
cpu29: smt 1, core 13, package 0
cpu30: smt 1, core 14, package 0
cpu31: smt 1, core 15, package 0

this if funny :)

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