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set MAX_OS_WRITE on unix (#54233)
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Fixes #54225

(cherry picked from commit b35d308)
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vtjnash authored and KristofferC committed Apr 25, 2024
1 parent 06134f6 commit 6792cb4
Showing 1 changed file with 1 addition and 1 deletion.
2 changes: 1 addition & 1 deletion base/stream.jl
Original file line number Diff line number Diff line change
Expand Up @@ -122,7 +122,7 @@ const DEFAULT_READ_BUFFER_SZ = 10485760 # 10 MB
if Sys.iswindows()
const MAX_OS_WRITE = UInt(0x1FF0_0000) # 511 MB (determined semi-empirically, limited to 31 MB on XP)
else
const MAX_OS_WRITE = UInt(typemax(Csize_t))
const MAX_OS_WRITE = UInt(0x7FFF_0000) # almost 2 GB (both macOS and linux have this kernel restriction, although only macOS documents it)
end


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