***/
-#include <sys/time.h>
-#include <sys/types.h>
#include <sys/resource.h>
-#include <sys/stat.h>
#include <stdio.h>
#include <signal.h>
#include <stdlib.h>
#define DEFAULT_HZ 25.0
#define DEFAULT_SCALE_X 100.0 /* 100px = 1sec */
#define DEFAULT_SCALE_Y 20.0 /* 16px = 1 process bar */
-#define DEFAULT_INIT "/sbin/init"
+#define DEFAULT_INIT ROOTLIBEXECDIR "/systemd"
#define DEFAULT_OUTPUT "/run/log"
/* graph defaults */
bool arg_show_cmdline = false;
bool arg_show_cgroup = false;
bool arg_pss = false;
+bool arg_percpu = false;
int samples;
int arg_samples_len = DEFAULT_SAMPLES_LEN; /* we record len+1 (1 start sample) */
double arg_hz = DEFAULT_HZ;
{ "Bootchart", "ScaleX", config_parse_double, 0, &arg_scale_x },
{ "Bootchart", "ScaleY", config_parse_double, 0, &arg_scale_y },
{ "Bootchart", "ControlGroup", config_parse_bool, 0, &arg_show_cgroup },
+ { "Bootchart", "PerCPU", config_parse_bool, 0, &arg_percpu },
{ NULL, NULL, NULL, 0, NULL }
};
- config_parse(NULL, BOOTCHART_CONF, NULL,
- NULL,
- config_item_table_lookup, items,
- true, false, true, NULL);
+ config_parse_many(BOOTCHART_CONF,
+ CONF_DIRS_NULSTR("systemd/bootchart.conf"),
+ NULL, config_item_table_lookup, items, true, NULL);
if (init != NULL)
strscpy(arg_init_path, sizeof(arg_init_path), init);
" -F, --no-filter Disable filtering of unimportant or ephemeral processes\n"
" -C, --cmdline Display full command lines with arguments\n"
" -c, --control-group Display process control group\n"
+ " --per-cpu Draw each CPU utilization and wait bar also\n"
" -h, --help Display this message\n\n"
"See bootchart.conf for more information.\n",
program_invocation_short_name,
}
static int parse_argv(int argc, char *argv[]) {
+
+ enum {
+ ARG_PERCPU = 0x100,
+ };
+
static const struct option options[] = {
- {"rel", no_argument, NULL, 'r'},
- {"freq", required_argument, NULL, 'f'},
- {"samples", required_argument, NULL, 'n'},
- {"pss", no_argument, NULL, 'p'},
- {"output", required_argument, NULL, 'o'},
- {"init", required_argument, NULL, 'i'},
- {"no-filter", no_argument, NULL, 'F'},
- {"cmdline", no_argument, NULL, 'C'},
- {"control-group", no_argument, NULL, 'c'},
- {"help", no_argument, NULL, 'h'},
- {"scale-x", required_argument, NULL, 'x'},
- {"scale-y", required_argument, NULL, 'y'},
- {"entropy", no_argument, NULL, 'e'},
+ {"rel", no_argument, NULL, 'r' },
+ {"freq", required_argument, NULL, 'f' },
+ {"samples", required_argument, NULL, 'n' },
+ {"pss", no_argument, NULL, 'p' },
+ {"output", required_argument, NULL, 'o' },
+ {"init", required_argument, NULL, 'i' },
+ {"no-filter", no_argument, NULL, 'F' },
+ {"cmdline", no_argument, NULL, 'C' },
+ {"control-group", no_argument, NULL, 'c' },
+ {"help", no_argument, NULL, 'h' },
+ {"scale-x", required_argument, NULL, 'x' },
+ {"scale-y", required_argument, NULL, 'y' },
+ {"entropy", no_argument, NULL, 'e' },
+ {"per-cpu", no_argument, NULL, ARG_PERCPU},
{}
};
int c, r;
case 'e':
arg_entropy = true;
break;
+ case ARG_PERCPU:
+ arg_percpu = true;
+ break;
case 'h':
help();
return 0;
static void do_journal_append(char *file) {
struct iovec iovec[5];
- int r, f, j = 0;
+ int r, j = 0;
ssize_t n;
_cleanup_free_ char *bootchart_file = NULL, *bootchart_message = NULL,
*p = NULL;
+ _cleanup_close_ int fd = -1;
bootchart_file = strappend("BOOTCHART_FILE=", file);
if (bootchart_file)
memcpy(p, "BOOTCHART=", 10);
- f = open(file, O_RDONLY|O_CLOEXEC);
- if (f < 0) {
- log_error("Failed to read bootchart data: %m");
+ fd = open(file, O_RDONLY|O_CLOEXEC);
+ if (fd < 0) {
+ log_error_errno(errno, "Failed to open bootchart data \"%s\": %m", file);
return;
}
- n = loop_read(f, p + 10, BOOTCHART_MAX, false);
+
+ n = loop_read(fd, p + 10, BOOTCHART_MAX, false);
if (n < 0) {
log_error_errno(n, "Failed to read bootchart data: %m");
- close(f);
return;
}
- close(f);
iovec[j].iov_base = p;
iovec[j].iov_len = 10 + n;
/*
* If the kernel executed us through init=/usr/lib/systemd/systemd-bootchart, then
* fork:
- * - parent execs executable specified via init_path[] (/sbin/init by default) as pid=1
+ * - parent execs executable specified via init_path[] (/usr/lib/systemd/systemd by default) as pid=1
* - child logs data
*/
if (getpid() == 1) {
sampledata->sampletime = gettime_ns();
sampledata->counter = samples;
- if (!of && (access(arg_output_path, R_OK|W_OK|X_OK) == 0)) {
- t = time(NULL);
- r = strftime(datestr, sizeof(datestr), "%Y%m%d-%H%M", localtime(&t));
- assert_se(r > 0);
-
- snprintf(output_file, PATH_MAX, "%s/bootchart-%s.svg", arg_output_path, datestr);
- of = fopen(output_file, "we");
- }
-
if (sysfd < 0)
sysfd = open("/sys", O_RDONLY|O_CLOEXEC);
/* caught signal, probably HUP! */
break;
}
- log_error("nanosleep() failed: %m");
+ log_error_errno(errno, "nanosleep() failed: %m");
exit(EXIT_FAILURE);
}
} else {
ps = ps_first;
while (ps->next_ps) {
ps = ps->next_ps;
- if (ps->schedstat)
+ if (ps->schedstat >= 0)
close(ps->schedstat);
- if (ps->sched)
+ if (ps->sched >= 0)
close(ps->sched);
if (ps->smaps)
fclose(ps->smaps);