141 lines
4.1 KiB
C
141 lines
4.1 KiB
C
/* This file contains procedures to dump to PM' data structures.
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*
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* The entry points into this file are
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* mproc_dmp: display PM process table
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*
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* Created:
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* May 11, 2005: by Jorrit N. Herder
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*/
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#include "is.h"
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#include "../pm/mproc.h"
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#include <timers.h>
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#include <minix/config.h>
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#include <minix/type.h>
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PUBLIC struct mproc mproc[NR_PROCS];
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/*===========================================================================*
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* mproc_dmp *
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*===========================================================================*/
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PRIVATE char *flags_str(int flags)
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{
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static char str[10];
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str[0] = (flags & WAITING) ? 'W' : '-';
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str[1] = (flags & ZOMBIE) ? 'Z' : '-';
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str[2] = (flags & PAUSED) ? 'P' : '-';
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str[3] = (flags & ALARM_ON) ? 'A' : '-';
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str[4] = (flags & TRACED) ? 'T' : '-';
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str[5] = (flags & STOPPED) ? 'S' : '-';
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str[6] = (flags & SIGSUSPENDED) ? 'U' : '-';
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str[7] = (flags & REPLY) ? 'R' : '-';
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str[8] = (flags & ONSWAP) ? 'O' : '-';
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str[9] = (flags & SWAPIN) ? 'I' : '-';
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str[10] = (flags & DONT_SWAP) ? 'D' : '-';
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str[11] = (flags & PRIV_PROC) ? 'P' : '-';
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str[12] = '\0';
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return str;
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}
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PUBLIC void mproc_dmp()
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{
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struct mproc *mp;
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int i, n=0;
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static int prev_i = 0;
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printf("Process manager (PM) process table dump\n");
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getsysinfo(PM_PROC_NR, SI_PROC_TAB, mproc);
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printf("-process- -nr-prnt- -pid/ppid/grp- -uid--gid- -nice- -flags------\n");
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for (i=prev_i; i<NR_PROCS; i++) {
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mp = &mproc[i];
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if (mp->mp_pid == 0 && i != PM_PROC_NR) continue;
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if (++n > 22) break;
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printf("%8.8s %4d%4d %4d%4d%4d ",
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mp->mp_name, i, mp->mp_parent, mp->mp_pid, mproc[mp->mp_parent].mp_pid, mp->mp_procgrp);
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printf("%d(%d) %d(%d) ",
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mp->mp_realuid, mp->mp_effuid, mp->mp_realgid, mp->mp_effgid);
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printf(" %3d %s ",
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mp->mp_nice, flags_str(mp->mp_flags));
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printf("\n");
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}
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if (i >= NR_PROCS) i = 0;
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else printf("--more--\r");
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prev_i = i;
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}
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/*===========================================================================*
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* sigaction_dmp *
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*===========================================================================*/
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PUBLIC void sigaction_dmp()
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{
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struct mproc *mp;
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int i, n=0;
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static int prev_i = 0;
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clock_t uptime;
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printf("Process manager (PM) signal action dump\n");
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getsysinfo(PM_PROC_NR, SI_PROC_TAB, mproc);
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getuptime(&uptime);
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printf("-process- -nr- --ignore- --catch- --block- -tomess-- -pending-- -alarm---\n");
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for (i=prev_i; i<NR_PROCS; i++) {
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mp = &mproc[i];
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if (mp->mp_pid == 0 && i != PM_PROC_NR) continue;
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if (++n > 22) break;
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printf("%8.8s %3d ", mp->mp_name, i);
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printf(" 0x%06x 0x%06x 0x%06x 0x%06x ",
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mp->mp_ignore, mp->mp_catch, mp->mp_sigmask, mp->mp_sig2mess);
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printf("0x%06x ", mp->mp_sigpending);
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if (mp->mp_flags & ALARM_ON) printf("%8u", mp->mp_timer.tmr_exp_time-uptime);
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else printf(" -");
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printf("\n");
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}
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if (i >= NR_PROCS) i = 0;
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else printf("--more--\r");
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prev_i = i;
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}
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/*===========================================================================*
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* holes_dmp *
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*===========================================================================*/
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PUBLIC void holes_dmp(void)
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{
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static struct pm_mem_info pmi;
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int h;
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int largest_bytes = 0, total_bytes = 0;
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if(getsysinfo(PM_PROC_NR, SI_MEM_ALLOC, &pmi) != OK) {
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printf("Obtaining memory hole list failed.\n");
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return;
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}
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printf("Available memory stats\n");
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for(h = 0; h < _NR_HOLES; h++) {
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if(pmi.pmi_holes[h].h_base && pmi.pmi_holes[h].h_len) {
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int bytes;
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bytes = (pmi.pmi_holes[h].h_len << CLICK_SHIFT);
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printf("%08lx: %6d kB\n",
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pmi.pmi_holes[h].h_base << CLICK_SHIFT, bytes / 1024);
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if(bytes > largest_bytes) largest_bytes = bytes;
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total_bytes += bytes;
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}
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}
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printf("\n"
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"Total memory free: %7d kB\n"
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"Largest chunk: %7d kB\n"
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"Uncontiguous rest: %7d kB (%d%% of total free)\n"
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"Memory high watermark: %7d kB\n",
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total_bytes/1024,
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largest_bytes/1024,
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(total_bytes-largest_bytes)/1024,
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100*(total_bytes/100-largest_bytes/100)/total_bytes,
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(pmi.pmi_hi_watermark/1024 << CLICK_SHIFT));
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return;
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}
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