Add extension

Author: terasakisatoshi

ext/TerminalSystemMonitorMetalExt/TerminalSystemMonitorMetalExt.jl

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+module TerminalSystemMonitorMetalExt
+
+using Metal
+using MLDataDevices: MetalDevice
+using UnicodePlots: barplot
+import TerminalSystemMonitor
+using MacOSIOReport: Sampler, get_metrics
+using TerminalSystemMonitor: extract_number_and_unit
+
+function _plot_cpu_utilization_rates(id, usage)
+    x = string(id)
+    y = usage
+    return barplot([x], [y], maximum = 100, width = 15)
+end
+
+function TerminalSystemMonitor.plot_cpu_utilization_rates(::Type{MetalDevice})
+    sampler = Sampler()
+    msec = UInt(1000)
+    m = get_metrics(sampler, msec)
+    cpu_ids = ["E-CPU: ", "P-CPU: "]
+    usages = [
+        round(100 * m.ecpu_usage[2], digits = 1),
+        round(100 * m.pcpu_usage[2], digits = 1),
+    ]
+    return Any[barplot(cpu_ids, usages, maximum = 100, width = 15)]
+end
+
+function TerminalSystemMonitor.plot_gpu_utilization_rates(::Type{MetalDevice})
+    sampler = Sampler()
+    msec = UInt(1000)
+    m = get_metrics(sampler, msec)
+    gpu_usages = [
+        ("GPU: ", round(100 * m.gpu_usage[2], digits = 1)),
+    ]
+    plts = []
+    for (id, usage) in gpu_usages
+        push!(plts, _plot_cpu_utilization_rates(id, usage))
+    end
+    return plts
+end
+
+end # module TerminalSystemMonitorCUDAExt