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33 * @(#)swap.c 8.3 (Berkeley) 4/29/95
34 * $FreeBSD: src/usr.bin/systat/swap.c,v 1.12.2.2 2001/07/04 22:54:14 kris Exp $
35 * $DragonFly: src/usr.bin/systat/swap.c,v 1.5 2008/11/10 04:59:45 swildner Exp $
39 * swapinfo - based on a program of the same name by Kevin Lahey
42 #include <sys/param.h>
44 #include <sys/ioctl.h>
58 void showspace(char *header, int hlen, long blocksize);
62 static long blocksize;
68 return (subwin(stdscr, LINES-5-1, 0, 5, 0));
82 * The meat of all the swap stuff is stolen from pstat(8)'s
83 * swapmode(), which is based on a program called swapinfo written by
84 * Kevin Lahey <kml@rokkaku.atl.ga.us>.
92 struct kvm_swap dummy;
97 if (kvm_getswapinfo(kd, &dummy, 1, 0) < 0) {
98 snprintf(msgbuf, sizeof(msgbuf), "systat: kvm_getswapinfo failed");
107 static struct kvm_swap kvmsw[16];
113 kvnsw = kvm_getswapinfo(kd, kvmsw, 16, 0);
125 wmove(wnd, row, 0); wclrtobot(wnd);
126 header = getbsize(&hlen, &blocksize);
127 mvwprintw(wnd, row++, 0, "%-5s%*s%9s %55s",
128 "Disk", hlen, header, "Used",
129 "/0% /10% /20% /30% /40% /50% /60% /70% /80% /90% /100");
131 for (i = 0; i < kvnsw; ++i) {
132 mvwprintw(wnd, i + 1, 0, "%-5s", kvmsw[i].ksw_devname);
140 int pagesize = getpagesize();
142 #define CONVERT(v) ((int)((quad_t)(v) * pagesize / blocksize))
144 for (i = 0; i <= kvnsw; ++i) {
160 if (kvmsw[i].ksw_total == 0) {
165 "(swap not configured)"
176 CONVERT(kvmsw[i].ksw_total)
185 CONVERT(kvmsw[i].ksw_used)
188 count = (int)((double)kvmsw[i].ksw_used * 49.999 /
189 (double)kvmsw[i].ksw_total);