72 lines
2.5 KiB
C
72 lines
2.5 KiB
C
/*
|
|
* Copyright (c) 1982, 1986 Regents of the University of California.
|
|
* All rights reserved. The Berkeley software License Agreement
|
|
* specifies the terms and conditions for redistribution.
|
|
*/
|
|
|
|
/*
|
|
* Virtual memory related instrumentation
|
|
*/
|
|
struct vmrate
|
|
{
|
|
#define v_first v_swtch
|
|
u_short v_swtch; /* context switches */
|
|
u_short v_trap; /* calls to trap */
|
|
u_short v_syscall; /* calls to syscall() */
|
|
u_short v_intr; /* device interrupts */
|
|
u_short v_soft; /* software interrupts */
|
|
u_short v_fpsim; /* floating point simulator faults */
|
|
u_short v_kbin; /* kbytes swapped in */
|
|
u_short v_kbout; /* kbytes swapped out */
|
|
u_short v_swpin; /* swapins */
|
|
u_short v_swpout; /* swapouts */
|
|
#define v_last v_swpout
|
|
};
|
|
|
|
struct vmsum
|
|
{
|
|
long v_swtch; /* context switches */
|
|
long v_trap; /* calls to trap */
|
|
long v_syscall; /* calls to syscall() */
|
|
long v_intr; /* device interrupts */
|
|
long v_soft; /* software interrupts */
|
|
long v_fpsim; /* floating point simulator faults */
|
|
long v_kbin; /* kbytes swapped in */
|
|
long v_kbout; /* kbytes swapped out */
|
|
long v_swpin; /* swapins */
|
|
long v_swpout; /* swapouts */
|
|
};
|
|
#if defined(KERNEL) && defined(UCB_METER)
|
|
struct vmrate cnt, rate;
|
|
struct vmsum sum;
|
|
#endif
|
|
|
|
/* systemwide totals computed every five seconds */
|
|
struct vmtotal
|
|
{
|
|
short t_rq; /* length of the run queue */
|
|
short t_dw; /* jobs in ``disk wait'' (neg priority) */
|
|
short t_sl; /* jobs sleeping in core */
|
|
short t_sw; /* swapped out runnable/short block jobs */
|
|
long t_vm; /* total virtual memory, clicks */
|
|
long t_avm; /* active virtual memory, clicks */
|
|
size_t t_rm; /* total real memory, clicks */
|
|
size_t t_arm; /* active real memory, clicks */
|
|
long t_vmtxt; /* virtual memory used by text, clicks */
|
|
long t_avmtxt; /* active virtual memory used by text, clicks */
|
|
size_t t_rmtxt; /* real memory used by text, clicks */
|
|
size_t t_armtxt; /* active real memory used by text, clicks */
|
|
size_t t_free; /* free memory, kb */
|
|
};
|
|
#ifdef KERNEL
|
|
struct vmtotal total;
|
|
|
|
/*
|
|
* Count up various things once a second
|
|
*/
|
|
void vmmeter (void);
|
|
|
|
void vmtotal (void);
|
|
|
|
#endif
|