78 lines
2.1 KiB
Julia
78 lines
2.1 KiB
Julia
using ArgParse
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###############################################################################
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#
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# Parsing command line
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#
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###############################################################################
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function parse_commandline()
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settings = ArgParseSettings()
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@add_arg_table settings begin
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"--tol"
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help = "set numerical tolerance for the SDP solver"
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arg_type = Float64
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default = 1e-14
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"--iterations"
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help = "set maximal number of iterations for the SDP solver (default: 20000)"
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arg_type = Int
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default = 60000
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"--upper-bound"
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help = "Set an upper bound for the spectral gap"
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arg_type = Float64
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default = Inf
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"--cpus"
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help = "Set number of cpus used by solver"
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arg_type = Int
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required = false
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"-N"
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help = "Consider elementary matrices EL(N)"
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arg_type = Int
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default = 2
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"-p"
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help = "Matrices over field of p-elements (p=0 => over ZZ)"
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arg_type = Int
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default = 0
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"--radius"
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help = "Radius of ball B_r(e,S) to find solution over"
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arg_type = Int
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default = 2
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"-X"
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help = "Consider EL(N, ZZ⟨X⟩)"
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action = :store_true
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end
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return parse_args(settings)
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end
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parsed_args = parse_commandline()
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function cpuinfo_physicalcores()
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maxcore = -1
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for line in eachline("/proc/cpuinfo")
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if startswith(line, "core id")
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maxcore = max(maxcore, parse(Int, split(line, ':')[2]))
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end
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end
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maxcore < 0 && error("failure to read core ids from /proc/cpuinfo")
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return maxcore + 1
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end
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if parsed_args["cpus"] == nothing
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N = cpuinfo_physicalcores()
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parsed_args["cpus"] = N
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info("Setting --cpus to $N")
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elseif parsed_args["cpus"] > cpuinfo_physicalcores()
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warn("Number of specified cores exceeds the physical core count. Performance will suffer.")
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end
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end
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addprocs(parsed_args["cpus"])
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BLAS.set_num_threads(parsed_args["cpus"])
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include("SLNs.jl")
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include("Orbit.jl")
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main(SLNs, parsed_args)
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