181 lines
6.1 KiB
C
181 lines
6.1 KiB
C
//
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// Copyright (c) 2014 Wind River Systems, Inc.
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//
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// SPDX-License-Identifier: Apache-2.0
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//
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#ifndef __SM_NODE_STATS_H__
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#define __SM_NODE_STATS_H__
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#include <stdbool.h>
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#include "sm_types.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define SM_NODE_STATS_CPU_NAME_MAX_LEN 128
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#define SM_NODE_STATS_DEV_NAME_MAX_LEN 128
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#define SM_NODE_STATS_NET_DEV_NAME_MAX_LEN 128
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#define SM_NODE_STATS_PROCESS_NAME_MAX_LEN 128
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#define SM_NODE_STATS_PROCESS_STATE_MAX_LEN 32
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typedef struct
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{
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char cpu_name[SM_NODE_STATS_CPU_NAME_MAX_LEN];
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unsigned long long user_cpu_usage;
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unsigned long long nice_cpu_usage;
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unsigned long long system_cpu_usage;
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unsigned long long idle_task_cpu_usage;
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unsigned long long iowait_cpu_usage;
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unsigned long long irq_cpu_usage;
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unsigned long long soft_irq_cpu_usage;
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unsigned long long steal_cpu_usage;
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unsigned long long guest_cpu_usage;
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unsigned long long guest_nice_cpu_usage;
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unsigned long long total_interrupts; // across all cpus
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unsigned long long total_context_switches; // across all cpus
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unsigned long long total_processes; // across all cpus
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unsigned long long processes_running; // across all cpus
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unsigned long long processes_blocked; // across all cpus
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unsigned long long boot_time_in_secs; // since unix epoch
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} SmNodeCpuStatsT;
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typedef struct
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{
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unsigned long total_memory_kB;
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unsigned long free_memory_kB;
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unsigned long buffers_kB;
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unsigned long cached_kB;
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unsigned long swap_cached_kB;
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unsigned long swap_total_kB;
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unsigned long swap_free_kB;
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unsigned long active_kB;
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unsigned long inactive_kB;
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unsigned long dirty_kB;
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unsigned long hugepages_total;
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unsigned long hugepages_free;
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unsigned long hugepage_size_kB;
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unsigned long nfs_uncommited_kB;
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unsigned long commited_memory_kB;
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} SmNodeMemStatsT;
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typedef struct
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{
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unsigned int major_num;
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unsigned int minor_num;
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char dev_name[SM_NODE_STATS_DEV_NAME_MAX_LEN];
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unsigned long reads_completed;
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unsigned long reads_merged;
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unsigned long sectors_read;
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unsigned long ms_spent_reading;
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unsigned long writes_completed;
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unsigned long writes_merged;
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unsigned long sectors_written;
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unsigned long ms_spent_writing;
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unsigned long io_inprogress;
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unsigned long ms_spent_io;
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unsigned long weighted_ms_spent_io;
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} SmNodeDiskStatsT;
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typedef struct
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{
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char dev_name[SM_NODE_STATS_NET_DEV_NAME_MAX_LEN];
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unsigned long long rx_bytes;
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unsigned long long rx_packets;
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unsigned long long rx_errors;
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unsigned long long rx_dropped;
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unsigned long long rx_fifo_errors;
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unsigned long long rx_frame_errors;
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unsigned long long rx_compressed_packets;
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unsigned long long rx_multicast_frames;
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unsigned long long tx_bytes;
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unsigned long long tx_packets;
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unsigned long long tx_errors;
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unsigned long long tx_dropped;
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unsigned long long tx_fifo_errors;
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unsigned long long tx_collisions;
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unsigned long long tx_carrier_loss;
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unsigned long long tx_compressed_packets;
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} SmNodeNetDevStatsT;
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typedef struct
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{
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int pid;
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char name[SM_NODE_STATS_PROCESS_NAME_MAX_LEN];
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// RSDZTW
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// R is running,
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// S is sleeping in an interruptible wait,
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// D is waiting in uninterruptible disk sleep,
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// Z is zombie,
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// T is traced or stopped (on a signal),
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// W is paging.
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char state; // RSDZTW
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int ppid;
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int pgrp;
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unsigned long long block_start_ns;
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unsigned long long nr_switches;
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unsigned long long nr_voluntary_switches;
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unsigned long long nr_involuntary_switches;
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} SmNodeProcessStatusT;
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// ****************************************************************************
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// Node Statistics - Get CPU
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// =========================
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extern SmErrorT sm_node_stats_get_cpu( const char cpu_name[],
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SmNodeCpuStatsT* stats );
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// ****************************************************************************
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// ****************************************************************************
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// Node Statistics - Get Memory
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// ============================
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extern SmErrorT sm_node_stats_get_memory( SmNodeMemStatsT* stats );
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// ****************************************************************************
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// ****************************************************************************
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// Node Statistics - Get Disk
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// ==========================
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extern SmErrorT sm_node_stats_get_disk( const char dev_name[],
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SmNodeDiskStatsT* stats );
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// ****************************************************************************
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// ****************************************************************************
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// Node Statistics - Get Disk By Index
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// ===================================
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extern SmErrorT sm_node_stats_get_disk_by_index( unsigned int index,
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SmNodeDiskStatsT* stats );
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// ****************************************************************************
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// ****************************************************************************
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// Node Statistics - Get Network Device
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// ====================================
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extern SmErrorT sm_node_stats_get_netdev( const char dev_name[],
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SmNodeNetDevStatsT* stats );
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// ****************************************************************************
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// ****************************************************************************
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// Node Statistics - Get Process Status
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// ====================================
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extern SmErrorT sm_node_stats_get_process_status( int pid,
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SmNodeProcessStatusT* status );
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// ****************************************************************************
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// ****************************************************************************
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// Node Statistics - Initialize
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// ============================
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extern SmErrorT sm_node_stats_initialize( void );
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// ****************************************************************************
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// ****************************************************************************
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// Node Statistics - Finalize
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// ==========================
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extern SmErrorT sm_node_stats_finalize( void );
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// ****************************************************************************
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#ifdef __cplusplus
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}
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#endif
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#endif // __SM_NODE_STATS_H__
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