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HotFix: Remove Unnecessary Mach service for Stats

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Hariharan Mudaliar 2026-03-20 20:24:08 +05:30
commit 28320e4cb8
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GPG key ID: 025583EB0BE5640E
11 changed files with 58 additions and 161 deletions
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14
DynamicIsland/managers/StatsManager.swift
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@ -414,14 +414,20 @@ class StatsManager: ObservableObject {
private var delayedStopTimer: Timer?
private var delayedStartTimer: Timer?
private let maxHistoryPoints = 30
/// Cached host port to avoid leaking Mach send rights.
/// Every call to `mach_host_self()` acquires a new send right that must be
/// explicitly deallocated; caching it once prevents port exhaustion over time.
private let hostPort: mach_port_t = mach_host_self()
private let totalPhysicalMemory: UInt64 = {
var stats = host_basic_info()
var count = mach_msg_type_number_t(MemoryLayout<host_basic_info_data_t>.size / MemoryLayout<integer_t>.size)
let initHostPort = mach_host_self()
let result = withUnsafeMutablePointer(to: &stats) {
$0.withMemoryRebound(to: integer_t.self, capacity: Int(count)) {
host_info(mach_host_self(), HOST_BASIC_INFO, $0, &count)
host_info(initHostPort, HOST_BASIC_INFO, $0, &count)
}
}
mach_port_deallocate(mach_task_self_, initHostPort)
if result == KERN_SUCCESS {
return UInt64(stats.max_mem)
}
@ -786,7 +792,7 @@ class StatsManager: ObservableObject {
let result = withUnsafeMutablePointer(to: &info) {
$0.withMemoryRebound(to: integer_t.self, capacity: Int(count)) {
host_statistics(mach_host_self(), HOST_CPU_LOAD_INFO, $0, &count)
host_statistics(hostPort, HOST_CPU_LOAD_INFO, $0, &count)
}
}
@ -858,7 +864,7 @@ class StatsManager: ObservableObject {
let vmResult = withUnsafeMutablePointer(to: &vmStatistics) {
$0.withMemoryRebound(to: integer_t.self, capacity: Int(size)) {
host_statistics64(mach_host_self(), HOST_VM_INFO64, $0, &size)
host_statistics64(hostPort, HOST_VM_INFO64, $0, &size)
}
}
@ -978,7 +984,7 @@ class StatsManager: ObservableObject {
var cpuInfo: processor_info_array_t?
var numCpuInfo: mach_msg_type_number_t = 0
var numCPUsU: natural_t = 0
let result = host_processor_info(mach_host_self(), PROCESSOR_CPU_LOAD_INFO, &numCPUsU, &cpuInfo, &numCpuInfo)
let result = host_processor_info(hostPort, PROCESSOR_CPU_LOAD_INFO, &numCPUsU, &cpuInfo, &numCpuInfo)
guard result == KERN_SUCCESS, let cpuInfo else {
return cpuCoreUsage
}