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5a45376180
This patch adds these I/O counters to each thread: - (Inode) file read bytes - (Inode) file write bytes - Unix socket read bytes - Unix socket write bytes - IPv4 socket read bytes - IPv4 socket write bytes These are then exposed in /proc/all and seen in SystemMonitor.
106 lines
2.6 KiB
C++
106 lines
2.6 KiB
C++
#pragma once
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#include <AK/HashMap.h>
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#include <AK/String.h>
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#include <AK/Vector.h>
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#include <LibGUI/GModel.h>
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#include <unistd.h>
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class GraphWidget;
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struct PidAndTid {
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bool operator==(const PidAndTid& other) const
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{
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return pid == other.pid && tid == other.tid;
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}
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pid_t pid;
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int tid;
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};
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class ProcessModel final : public GModel {
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public:
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enum Column {
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Icon = 0,
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Name,
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CPU,
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State,
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Priority,
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User,
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PID,
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TID,
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Virtual,
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Physical,
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Syscalls,
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InodeFaults,
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ZeroFaults,
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CowFaults,
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FileReadBytes,
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FileWriteBytes,
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UnixSocketReadBytes,
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UnixSocketWriteBytes,
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IPv4SocketReadBytes,
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IPv4SocketWriteBytes,
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__Count
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};
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static ProcessModel& the();
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static NonnullRefPtr<ProcessModel> create() { return adopt(*new ProcessModel); }
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virtual ~ProcessModel() override;
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virtual int row_count(const GModelIndex&) const override;
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virtual int column_count(const GModelIndex&) const override;
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virtual String column_name(int column) const override;
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virtual ColumnMetadata column_metadata(int column) const override;
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virtual GVariant data(const GModelIndex&, Role = Role::Display) const override;
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virtual void update() override;
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Function<void(float)> on_new_cpu_data_point;
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private:
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ProcessModel();
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struct ThreadState {
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int tid;
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pid_t pid;
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unsigned times_scheduled;
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String name;
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String state;
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String user;
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String priority;
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size_t amount_virtual;
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size_t amount_resident;
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unsigned syscall_count;
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unsigned inode_faults;
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unsigned zero_faults;
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unsigned cow_faults;
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unsigned unix_socket_read_bytes;
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unsigned unix_socket_write_bytes;
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unsigned ipv4_socket_read_bytes;
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unsigned ipv4_socket_write_bytes;
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unsigned file_read_bytes;
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unsigned file_write_bytes;
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float cpu_percent;
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int icon_id;
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};
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struct Thread {
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ThreadState current_state;
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ThreadState previous_state;
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};
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HashMap<uid_t, String> m_usernames;
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HashMap<PidAndTid, NonnullOwnPtr<Thread>> m_threads;
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Vector<PidAndTid> m_pids;
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RefPtr<GraphicsBitmap> m_generic_process_icon;
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RefPtr<GraphicsBitmap> m_high_priority_icon;
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RefPtr<GraphicsBitmap> m_low_priority_icon;
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RefPtr<GraphicsBitmap> m_normal_priority_icon;
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};
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namespace AK {
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template<>
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struct Traits<PidAndTid> : public GenericTraits<PidAndTid> {
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static unsigned hash(const PidAndTid& value) { return pair_int_hash(value.pid, value.tid); }
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};
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}
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