int
main(int argc, char **argv)
{
int error, i, quit;
int curx, cury, maxx, maxy, line_len, loop, max_flen;
struct devstat *gsp, *gsq;
void *sp, *sq;
double dt;
struct timespec tp, tq;
struct gmesh gmp;
struct gprovider *pp;
struct gconsumer *cp;
struct gident *gid;
regex_t f_re, tmp_f_re;
short cf, cb;
char *p;
char f_s[100], pf_s[100], tmp_f_s[100];
const char *line;
long double ld[13];
uint64_t u64;
EditLine *el;
History *hist;
HistEvent hist_ev;
hist = NULL;
el = NULL;
maxx = -1;
curx = -1;
loop = 1;
/* Turn on batch mode if output is not tty. */
if (!isatty(fileno(stdout)))
flag_b = 1;
f_s[0] = '\0';
while ((i = getopt(argc, argv, "abdcf:I:op")) != -1) {
switch (i) {
case 'a':
flag_a = 1;
break;
case 'b':
flag_b = 1;
break;
case 'c':
flag_c = 1;
break;
case 'd':
flag_d = 1;
break;
case 'f':
if (strlen(optarg) > sizeof(f_s) - 1)
errx(EX_USAGE, "Filter string too long");
if (regcomp(&f_re, optarg, REG_EXTENDED) != 0)
errx(EX_USAGE,
"Invalid filter - see re_format(7)");
strncpy(f_s, optarg, sizeof(f_s));
break;
case 'o':
flag_o = 1;
break;
case 'I':
p = NULL;
i = strtoul(optarg, &p, 0);
if (p == optarg || errno == EINVAL ||
errno == ERANGE) {
errx(1, "Invalid argument to -I");
} else if (!strcmp(p, "s"))
i *= 1000000;
else if (!strcmp(p, "ms"))
i *= 1000;
else if (!strcmp(p, "us"))
i *= 1;
flag_I = i;
break;
case 'p':
flag_p = 1;
break;
case '?':
default:
usage();
}
}
argc -= optind;
argv += optind;
if (argc != 0)
usage();
i = geom_gettree(&gmp);
if (i != 0)
err(1, "geom_gettree = %d", i);
error = geom_stats_open();
if (error)
err(1, "geom_stats_open()");
sq = NULL;
sq = geom_stats_snapshot_get();
if (sq == NULL)
err(1, "geom_stats_snapshot()");
if (!flag_b) {
/* Setup curses */
initscr();
start_color();
use_default_colors();
pair_content(0, &cf, &cb);
init_pair(1, COLOR_GREEN, cb);
init_pair(2, COLOR_MAGENTA, cb);
init_pair(3, COLOR_RED, cb);
cbreak();
noecho();
nonl();
nodelay(stdscr, 1);
intrflush(stdscr, FALSE);
keypad(stdscr, TRUE);
/* Setup libedit */
hist = history_init();
if (hist == NULL)
err(EX_SOFTWARE, "history_init()");
history(hist, &hist_ev, H_SETSIZE, 100);
el = el_init("gstat", stdin, stdout, stderr);
if (el == NULL)
err(EX_SOFTWARE, "el_init");
el_set(el, EL_EDITOR, "emacs");
el_set(el, EL_SIGNAL, 1);
el_set(el, EL_HIST, history, hist);
el_set(el, EL_PROMPT, el_prompt);
if (f_s[0] != '\0')
history(hist, &hist_ev, H_ENTER, f_s);
}
geom_stats_snapshot_timestamp(sq, &tq);
for (quit = 0; !quit;) {
sp = geom_stats_snapshot_get();
if (sp == NULL)
err(1, "geom_stats_snapshot()");
geom_stats_snapshot_timestamp(sp, &tp);
dt = tp.tv_sec - tq.tv_sec;
dt += (tp.tv_nsec - tq.tv_nsec) * 1e-9;
tq = tp;
geom_stats_snapshot_reset(sp);
geom_stats_snapshot_reset(sq);
move(0,0);
PRINTMSG("dT: %5.3fs w: %.3fs", dt, (float)flag_I / 1000000);
if (f_s[0] != '\0') {
PRINTMSG(" filter: ");
if (!flag_b) {
getyx(stdscr, cury, curx);
getmaxyx(stdscr, maxy, maxx);
}
strncpy(pf_s, f_s, sizeof(pf_s));
max_flen = maxx - curx - 1;
if ((int)strlen(f_s) > max_flen && max_flen >= 0) {
if (max_flen > 3)
pf_s[max_flen - 3] = '.';
if (max_flen > 2)
pf_s[max_flen - 2] = '.';
if (max_flen > 1)
pf_s[max_flen - 1] = '.';
pf_s[max_flen] = '\0';
}
PRINTMSG("%s", pf_s);
}
PRINTMSG("\n");
PRINTMSG(" L(q) ops/s ");
PRINTMSG(" r/s kBps ms/r ");
PRINTMSG(" w/s kBps ms/w ");
if (flag_d)
PRINTMSG(" d/s kBps ms/d ");
if (flag_o)
PRINTMSG(" o/s ms/o ");
PRINTMSG("%%busy Name\n");
for (;;) {
gsp = geom_stats_snapshot_next(sp);
gsq = geom_stats_snapshot_next(sq);
if (gsp == NULL || gsq == NULL)
break;
if (gsp->id == NULL)
continue;
gid = geom_lookupid(&gmp, gsp->id);
if (gid == NULL) {
geom_deletetree(&gmp);
i = geom_gettree(&gmp);
if (i != 0)
err(1, "geom_gettree = %d", i);
gid = geom_lookupid(&gmp, gsp->id);
}
if (gid == NULL)
continue;
if (gid->lg_what == ISCONSUMER && !flag_c)
continue;
if (flag_p && gid->lg_what == ISPROVIDER &&
((struct gprovider *)(gid->lg_ptr))->lg_geom->lg_rank != 1)
continue;
/* Do not print past end of window */
if (!flag_b) {
getyx(stdscr, cury, curx);
if (curx > 0)
continue;
}
if ((gid->lg_what == ISPROVIDER
|| gid->lg_what == ISCONSUMER) && f_s[0] != '\0') {
pp = gid->lg_ptr;
if ((regexec(&f_re, pp->lg_name, 0, NULL, 0)
!= 0))
continue;
}
if (gsp->sequence0 != gsp->sequence1) {
PRINTMSG("*\n");
continue;
}
devstat_compute_statistics(gsp, gsq, dt,
DSM_QUEUE_LENGTH, &u64,
DSM_TRANSFERS_PER_SECOND, &ld[0],
DSM_TRANSFERS_PER_SECOND_READ, &ld[1],
DSM_MB_PER_SECOND_READ, &ld[2],
DSM_MS_PER_TRANSACTION_READ, &ld[3],
DSM_TRANSFERS_PER_SECOND_WRITE, &ld[4],
DSM_MB_PER_SECOND_WRITE, &ld[5],
DSM_MS_PER_TRANSACTION_WRITE, &ld[6],
DSM_BUSY_PCT, &ld[7],
DSM_TRANSFERS_PER_SECOND_FREE, &ld[8],
DSM_MB_PER_SECOND_FREE, &ld[9],
DSM_MS_PER_TRANSACTION_FREE, &ld[10],
DSM_TRANSFERS_PER_SECOND_OTHER, &ld[11],
DSM_MS_PER_TRANSACTION_OTHER, &ld[12],
DSM_NONE);
if (flag_a && ld[7] < 0.1) {
*gsq = *gsp;
continue;
}
PRINTMSG(" %4ju", (uintmax_t)u64);
PRINTMSG(" %6.0f", (double)ld[0]);
PRINTMSG(" %6.0f", (double)ld[1]);
PRINTMSG(" %6.0f", (double)ld[2] * 1024);
if (ld[3] > 1e3)
PRINTMSG(" %6.0f", (double)ld[3]);
else
PRINTMSG(" %6.1f", (double)ld[3]);
PRINTMSG(" %6.0f", (double)ld[4]);
PRINTMSG(" %6.0f", (double)ld[5] * 1024);
if (ld[6] > 1e3)
PRINTMSG(" %6.0f", (double)ld[6]);
else
PRINTMSG(" %6.1f", (double)ld[6]);
if (flag_d) {
PRINTMSG(" %6.0f", (double)ld[8]);
PRINTMSG(" %6.0f", (double)ld[9] * 1024);
if (ld[10] > 1e3)
PRINTMSG(" %6.0f", (double)ld[10]);
else
PRINTMSG(" %6.1f", (double)ld[10]);
}
if (flag_o) {
PRINTMSG(" %6.0f", (double)ld[11]);
if (ld[12] > 1e3)
PRINTMSG(" %6.0f", (double)ld[12]);
else
PRINTMSG(" %6.1f", (double)ld[12]);
}
if (ld[7] > 80)
i = 3;
else if (ld[7] > 50)
i = 2;
else
i = 1;
if (!flag_b)
attron(COLOR_PAIR(i));
PRINTMSG(" %6.1lf", (double)ld[7]);
if (!flag_b) {
attroff(COLOR_PAIR(i));
PRINTMSG("|");
} else
PRINTMSG(" ");
if (gid == NULL) {
PRINTMSG(" ??");
} else if (gid->lg_what == ISPROVIDER) {
pp = gid->lg_ptr;
PRINTMSG(" %s", pp->lg_name);
} else if (gid->lg_what == ISCONSUMER) {
cp = gid->lg_ptr;
PRINTMSG(" %s/%s/%s",
cp->lg_geom->lg_class->lg_name,
cp->lg_geom->lg_name,
cp->lg_provider->lg_name);
}
if (!flag_b)
clrtoeol();
PRINTMSG("\n");
*gsq = *gsp;
}
geom_stats_snapshot_free(sp);
if (flag_b) {
/* We loop extra to make sure we get the information. */
if (!loop)
break;
loop = 0;
usleep(flag_I);
continue;
}
getyx(stdscr, cury, curx);
getmaxyx(stdscr, maxy, maxx);
clrtobot();
if (maxy - 1 <= cury)
move(maxy - 1, 0);
refresh();
usleep(flag_I);
while((i = getch()) != ERR) {
switch (i) {
case '>':
flag_I *= 2;
break;
case '<':
flag_I /= 2;
if (flag_I < 1000)
flag_I = 1000;
break;
case 'c':
flag_c = !flag_c;
break;
case 'f':
move(0,0);
clrtoeol();
refresh();
line = el_gets(el, &line_len);
if (line == NULL)
err(1, "el_gets");
if (line_len > 1)
history(hist, &hist_ev, H_ENTER, line);
strncpy(tmp_f_s, line, sizeof(f_s));
if ((p = strchr(tmp_f_s, '\n')) != NULL)
*p = '\0';
/*
* We have to clear since we messed up
* curses idea of the screen by using
* libedit.
*/
clear();
refresh();
if (regcomp(&tmp_f_re, tmp_f_s, REG_EXTENDED)
!= 0) {
move(0, 0);
printw("Invalid filter");
refresh();
sleep(1);
} else {
strncpy(f_s, tmp_f_s, sizeof(f_s));
f_re = tmp_f_re;
}
break;
case 'F':
f_s[0] = '\0';
break;
case 'q':
quit = 1;
break;
default:
break;
}
}
}
if (!flag_b) {
endwin();
el_end(el);
}
exit(EX_OK);
}
static int disk_init (void)
{
#if HAVE_IOKIT_IOKITLIB_H
kern_return_t status;
if (io_master_port != MACH_PORT_NULL)
{
mach_port_deallocate (mach_task_self (),
io_master_port);
io_master_port = MACH_PORT_NULL;
}
status = IOMasterPort (MACH_PORT_NULL, &io_master_port);
if (status != kIOReturnSuccess)
{
ERROR ("IOMasterPort failed: %s",
mach_error_string (status));
io_master_port = MACH_PORT_NULL;
return (-1);
}
/* #endif HAVE_IOKIT_IOKITLIB_H */
#elif KERNEL_LINUX
/* do nothing */
/* #endif KERNEL_LINUX */
#elif KERNEL_FREEBSD
int rv;
rv = geom_gettree(&geom_tree);
if (rv != 0) {
ERROR ("geom_gettree() failed, returned %d", rv);
return (-1);
}
rv = geom_stats_open();
if (rv != 0) {
ERROR ("geom_stats_open() failed, returned %d", rv);
return (-1);
}
/* #endif KERNEL_FREEBSD */
#elif HAVE_LIBKSTAT
kstat_t *ksp_chain;
numdisk = 0;
if (kc == NULL)
return (-1);
for (numdisk = 0, ksp_chain = kc->kc_chain;
(numdisk < MAX_NUMDISK) && (ksp_chain != NULL);
ksp_chain = ksp_chain->ks_next)
{
if (strncmp (ksp_chain->ks_class, "disk", 4)
&& strncmp (ksp_chain->ks_class, "partition", 9))
continue;
if (ksp_chain->ks_type != KSTAT_TYPE_IO)
continue;
ksp[numdisk++] = ksp_chain;
}
#endif /* HAVE_LIBKSTAT */
return (0);
} /* int disk_init */
/*
* Lists md(4) disks. Is used also as a query routine, since it handles XML
* interface. 'units' can be NULL for listing memory disks. It might be
* coma-separated string containing md(4) disk names. 'opt' distinguished
* between list and query mode.
*/
static int
md_list(const char *units, int opt, const char *fflag)
{
struct gmesh gm;
struct gprovider *pp;
struct gconf *gc;
struct gident *gid;
struct devstat *gsp;
struct ggeom *gg;
struct gclass *gcl;
void *sq;
int retcode, ffound, ufound;
char *length;
const char *type, *file, *label;
type = file = length = NULL;
retcode = geom_gettree(&gm);
if (retcode != 0)
return (-1);
retcode = geom_stats_open();
if (retcode != 0)
return (-1);
sq = geom_stats_snapshot_get();
if (sq == NULL)
return (-1);
ffound = ufound = 0;
while ((gsp = geom_stats_snapshot_next(sq)) != NULL) {
gid = geom_lookupid(&gm, gsp->id);
if (gid == NULL)
continue;
if (gid->lg_what == ISPROVIDER) {
pp = gid->lg_ptr;
gg = pp->lg_geom;
gcl = gg->lg_class;
if (strcmp(gcl->lg_name, CLASS_NAME_MD) != 0)
continue;
if ((opt & OPT_UNIT) && (units != NULL)) {
retcode = md_find(units, pp->lg_name);
if (retcode != 1)
continue;
else
ufound = 1;
}
gc = &pp->lg_config;
type = geom_config_get(gc, "type");
if (type != NULL && (strcmp(type, "vnode") == 0 ||
strcmp(type, "preload") == 0)) {
file = geom_config_get(gc, "file");
if (fflag != NULL &&
strcmp(fflag, file) != 0)
continue;
else
ffound = 1;
} else if (fflag != NULL)
continue;
if (nflag && strncmp(pp->lg_name, MD_NAME, 2) == 0)
printf("%s", pp->lg_name + 2);
else
printf("%s", pp->lg_name);
if (opt & OPT_VERBOSE ||
((opt & OPT_UNIT) && fflag == NULL)) {
length = geom_config_get(gc, "length");
printf("\t%s\t", type);
if (length != NULL)
md_prthumanval(length);
if (file == NULL)
file = "-";
printf("\t%s", file);
file = NULL;
label = geom_config_get(gc, "label");
if (label == NULL)
label = "";
printf("\t%s", label);
}
opt |= OPT_DONE;
if ((opt & OPT_LIST) && !(opt & OPT_VERBOSE))
printf(" ");
else
printf("\n");
}
}
if ((opt & OPT_LIST) && (opt & OPT_DONE) && !(opt & OPT_VERBOSE))
printf("\n");
/* XXX: Check if it's enough to clean everything. */
geom_stats_snapshot_free(sq);
if (opt & OPT_UNIT) {
if (((fflag == NULL) && ufound) ||
((fflag == NULL) && (units != NULL) && ufound) ||
((fflag != NULL) && ffound) ||
((fflag != NULL) && (units != NULL) && ufound && ffound))
return (0);
} else if (opt & OPT_LIST) {
if ((fflag == NULL) ||
((fflag != NULL) && ffound))
return (0);
}
return (-1);
}
static int disk_init (void)
{
#if HAVE_IOKIT_IOKITLIB_H
kern_return_t status;
if (io_master_port != MACH_PORT_NULL)
{
mach_port_deallocate (mach_task_self (),
io_master_port);
io_master_port = MACH_PORT_NULL;
}
status = IOMasterPort (MACH_PORT_NULL, &io_master_port);
if (status != kIOReturnSuccess)
{
ERROR ("IOMasterPort failed: %s",
mach_error_string (status));
io_master_port = MACH_PORT_NULL;
return (-1);
}
/* #endif HAVE_IOKIT_IOKITLIB_H */
#elif KERNEL_LINUX
/* do nothing */
/* #endif KERNEL_LINUX */
#elif KERNEL_FREEBSD
int rv;
rv = geom_gettree(&geom_tree);
if (rv != 0) {
ERROR ("geom_gettree() failed, returned %d", rv);
return (-1);
}
rv = geom_stats_open();
if (rv != 0) {
ERROR ("geom_stats_open() failed, returned %d", rv);
return (-1);
}
/* #endif KERNEL_FREEBSD */
#elif HAVE_LIBKSTAT
kstat_t *ksp_chain;
numdisk = 0;
if (kc == NULL)
return (-1);
for (numdisk = 0, ksp_chain = kc->kc_chain;
(numdisk < MAX_NUMDISK) && (ksp_chain != NULL);
ksp_chain = ksp_chain->ks_next)
{
if (strncmp (ksp_chain->ks_class, "disk", 4)
&& strncmp (ksp_chain->ks_class, "partition", 9))
continue;
if (ksp_chain->ks_type != KSTAT_TYPE_IO)
continue;
ksp[numdisk++] = ksp_chain;
}
/* #endif HAVE_LIBKSTAT */
#elif HAVE_SYSCTL && KERNEL_NETBSD
int mib[3];
size_t size;
/* figure out number of drives */
mib[0] = CTL_HW;
mib[1] = HW_IOSTATS;
mib[2] = sizeof(struct io_sysctl);
if (sysctl(mib, 3, NULL, &size, NULL, 0) == -1) {
ERROR ("disk plugin: sysctl for ndrives failed");
return -1;
}
ndrive = size / sizeof(struct io_sysctl);
if (size == 0 ) {
ERROR ("disk plugin: no drives found");
return -1;
}
drives = (struct io_sysctl *)malloc(size);
if (drives == NULL) {
ERROR ("disk plugin: memory allocation failure");
return -1;
}
#endif /* HAVE_SYSCTL && KERNEL_NETBSD */
return (0);
} /* int disk_init */
