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SharedArrays does not work on (native) Apple Silicon #43464

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massimilianofurlan opened this issue Dec 18, 2021 · 2 comments
Closed

SharedArrays does not work on (native) Apple Silicon #43464

massimilianofurlan opened this issue Dec 18, 2021 · 2 comments

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@massimilianofurlan
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Julia Version 1.7.0 (2021-11-30) for ARM
2021 MacBook Pro (M1 Pro)

Running

using SharedArrays
arr = SharedArray{Tuple{Int64,Int64}}(2)

results in

System max size of single shmem segment(MB) : 4
System max size of all shmem segments(MB) : 16
Requested size(MB) : 0
Please ensure requested size is within system limits.
If not, increase system limits and try again.
ERROR: SystemError: shm_open() failed for /jl005263QYtt4T0wCXAsXvchp9kI: Permission denied

The same code works under Rosetta2
@vchuravy
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I think @staticfloat is working on a fix for that bca1504

@staticfloat staticfloat mentioned this issue Dec 22, 2021
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@KristofferC
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Closed by #43516

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3 participants
@vchuravy @KristofferC @massimilianofurlan