示例#1
0
文件: sar.c 项目: gagoel/sysstat
/*
 ***************************************************************************
 * Read the various statistics sent by the data collector (sadc).
 *
 * IN:
 * @curr	Index in array for current sample statistics.
 ***************************************************************************
 */
void read_sadc_stat_bunch(int curr)
{
	int i, p;

	/* Read record header (type is always R_STATS since it is read from sadc) */
	if (sa_read(&record_hdr[curr], RECORD_HEADER_SIZE)) {
		/*
		 * SIGINT (sent by sadc) is likely to be received
		 * while we are stuck in sa_read().
		 * If this happens then no data have to be read.
		 */
		if (sigint_caught)
			return;

		print_read_error();
	}

	for (i = 0; i < NR_ACT; i++) {

		if (!id_seq[i])
			continue;
		p = get_activity_position(act, id_seq[i], EXIT_IF_NOT_FOUND);

		if (sa_read(act[p]->buf[curr], act[p]->fsize * act[p]->nr * act[p]->nr2)) {
			print_read_error();
		}
	}
}
示例#2
0
/*
 ***************************************************************************
 * Check system activity datafile contents before displaying stats.
 * Display file header if option -H has been entered, else call function
 * corresponding to selected output format.
 *
 * IN:
 * @dfile	System activity data file name.
 ***************************************************************************
 */
void read_stats_from_file(char dfile[])
{
	struct file_magic file_magic;
	struct file_activity *file_actlst = NULL;
	struct tm rectime, loctime;
	int ifd, ignore, tab = 0;
	__nr_t cpu_nr;

	/* Prepare file for reading and read its headers */
	ignore = ACCEPT_BAD_FILE_FORMAT(fmt[f_position]->options);
	check_file_actlst(&ifd, dfile, act, &file_magic, &file_hdr,
			  &file_actlst, id_seq, ignore);

	/* Now pick up number of proc for this file */
	cpu_nr = act[get_activity_position(act, A_CPU, EXIT_IF_NOT_FOUND)]->nr;

	if (DISPLAY_HDR_ONLY(flags)) {
		if (*fmt[f_position]->f_header) {
			/* Display only data file header then exit */
			(*fmt[f_position]->f_header)(&tab, F_BEGIN + F_END, dfile, &file_magic,
						     &file_hdr, cpu_nr, act, id_seq);
		}
		exit(0);
	}

	/* Perform required allocations */
	allocate_structures(act);

	/* Call function corresponding to selected output format */
	if (format == F_SVG_OUTPUT) {
		logic3_display_loop(ifd, file_actlst, cpu_nr,
				    &rectime, &loctime, dfile, &file_magic);
	}
	else if (DISPLAY_GROUPED_STATS(fmt[f_position]->options)) {
		logic2_display_loop(ifd, file_actlst, cpu_nr,
				    &rectime, &loctime, dfile, &file_magic);
	}
	else {
		logic1_display_loop(ifd, file_actlst, dfile,
				    &file_magic, cpu_nr, &rectime, &loctime);
	}

	close(ifd);

	free(file_actlst);
	free_structures(act);
}
示例#3
0
/*
 ***************************************************************************
 * Display data file header.
 *
 * IN:
 * @tab		Number of tabulations (unused here).
 * @action	Action expected from current function.
 * @dfile	Name of system activity data file.
 * @file_magic	System activity file magic header.
 * @file_hdr	System activity file standard header.
 * @cpu_nr	Number of processors for current daily data file.
 * @act		Array of activities.
 * @id_seq	Activity sequence.
 ***************************************************************************
 */
__printf_funct_t print_hdr_header(int *tab, int action, char *dfile,
				  struct file_magic *file_magic,
				  struct file_header *file_hdr, __nr_t cpu_nr,
				  struct activity *act[], unsigned int id_seq[])
{
	int i, p;

	/* Actions F_BEGIN and F_END ignored */
	if (action & F_BEGIN) {
		printf(_("System activity data file: %s (%#x)\n"),
		       dfile, file_magic->format_magic);

		display_sa_file_version(stdout, file_magic);

		if (file_magic->format_magic != FORMAT_MAGIC) {
			return;
		}

		printf(_("Host: "));
		print_gal_header(localtime((const time_t *) &(file_hdr->sa_ust_time)),
				 file_hdr->sa_sysname, file_hdr->sa_release,
				 file_hdr->sa_nodename, file_hdr->sa_machine,
				 cpu_nr > 1 ? cpu_nr - 1 : 1);

		printf(_("Size of a long int: %d\n"), file_hdr->sa_sizeof_long);

		printf(_("List of activities:\n"));

		for (i = 0; i < NR_ACT; i++) {
			if (!id_seq[i])
				continue;
			if ((p = get_activity_position(act, id_seq[i])) < 0) {
				PANIC(id_seq[i]);
			}
			printf("%02d: %s\t(x%d)", act[p]->id, act[p]->name, act[p]->nr);
			if (act[p]->f_count2 || (act[p]->nr2 > 1)) {
				printf("\t(x%d)", act[p]->nr2);
			}
			if (act[p]->magic == ACTIVITY_MAGIC_UNKNOWN) {
				printf(_("\t[Unknown activity format]"));
			}
			printf("\n");
		}
	}
}
示例#4
0
/*
 ***************************************************************************
 * Print statistics average.
 *
 * IN:
 * @curr		Index in array for current sample statistics.
 * @read_from_file	Set to TRUE if stats are read from a system activity
 * 			data file.
 * @act_id		Activity that can be displayed, or ~0 for all.
 *			Remember that when reading stats from a file, only
 *			one activity can be displayed at a time.
 ***************************************************************************
 */
void write_stats_avg(int curr, int read_from_file, unsigned int act_id)
{
	int i;
	unsigned long long itv, g_itv;
	static __nr_t cpu_nr = -1;

	if (cpu_nr < 0)
		cpu_nr = act[get_activity_position(act, A_CPU)]->nr;

	/* Interval value in jiffies */
	g_itv = get_interval(record_hdr[2].uptime, record_hdr[curr].uptime);

	if (cpu_nr > 1)
		itv = get_interval(record_hdr[2].uptime0, record_hdr[curr].uptime0);
	else
		itv = g_itv;

	strncpy(timestamp[curr], _("Average:"), TIMESTAMP_LEN);
	timestamp[curr][TIMESTAMP_LEN - 1] = '\0';
	strcpy(timestamp[!curr], timestamp[curr]);

	/* Test stdout */
	TEST_STDOUT(STDOUT_FILENO);

	for (i = 0; i < NR_ACT; i++) {

		if ((act_id != ALL_ACTIVITIES) && (act[i]->id != act_id))
			continue;

		if (IS_SELECTED(act[i]->options) && (act[i]->nr > 0)) {
			/* Display current average activity statistics */
			(*act[i]->f_print_avg)(act[i], 2, curr,
					       NEED_GLOBAL_ITV(act[i]->options) ? g_itv : itv);
		}
	}

	if (read_from_file) {
		/*
		 * Reset number of lines printed only if we read stats
		 * from a system activity file.
		 */
		avg_count = 0;
	}
}
/*
 ***************************************************************************
 * Print statistics average
 *
 * IN:
 * @curr		Index in array for current sample statistics.
 * @read_from_file	Set to TRUE if stats are read from a system activity
 * 			data file.
 * @act_id		Activity that can be displayed, or ~0 for all.
 *			Remember that when reading stats from a file, only
 *			one activity can be displayed at a time.
 ***************************************************************************
 */
void write_stats_avg(int curr, int read_from_file, unsigned int act_id)
{
	int i;
	unsigned long long itv, g_itv;
	static __nr_t cpu_nr = -1;
	
	if (cpu_nr < 0)
		cpu_nr = act[get_activity_position(act, A_CPU)]->nr;

	/* Interval value in jiffies */
	g_itv = get_interval(record_hdr[2].uptime, record_hdr[curr].uptime);

	if (cpu_nr > 1)
		itv = get_interval(record_hdr[2].uptime0, record_hdr[curr].uptime0);
	else
		itv = g_itv;

	strcpy(timestamp[curr], _("Average:"));
	strcpy(timestamp[!curr], timestamp[curr]);
	
	/* Test stdout */
	TEST_STDOUT(STDOUT_FILENO);
	
	for (i = 0; i < NR_ACT; i++) {
		
		if ((act_id != ALL_ACTIVITIES) && (act[i]->id != act_id))
			continue;
		
		if (IS_SELECTED(act[i]->options) && (act[i]->nr > 0)) {
			/* Display current average activity statistics */
			if (NEEDS_GLOBAL_ITV(act[i]->options))
				(*act[i]->f_print_avg)(act[i], 2, curr, g_itv);
			else
				(*act[i]->f_print_avg)(act[i], 2, curr, itv);
		}
	}

	if (read_from_file) {
		/* Reset counters only if we read stats from a system activity file */
		memset(&asum, 0, STATS_SUM_SIZE);
	}
}
示例#6
0
文件: sar.c 项目: rodmur/sysstat
/*
 ***************************************************************************
 * Read the various statistics sent by the data collector (sadc).
 *
 * IN:
 * @curr	Index in array for current sample statistics.
 ***************************************************************************
 */
void read_sadc_stat_bunch(int curr)
{
	int i, p;

	/* Read record header (type is always R_STATS since it is read from sadc) */
	if (sa_read(&record_hdr[curr], RECORD_HEADER_SIZE)) {
		print_read_error();
	}

	for (i = 0; i < NR_ACT; i++) {

		if (!id_seq[i])
			continue;
		p = get_activity_position(act, id_seq[i], EXIT_IF_NOT_FOUND);

		if (sa_read(act[p]->buf[curr], act[p]->fsize * act[p]->nr * act[p]->nr2)) {
			print_read_error();
		}
	}
}
示例#7
0
/*
 ***************************************************************************
 * Display file contents in selected format (logic #3).
 * Logic #3:	Special logic for SVG output format.
 * Formats:	SVG
 *
 * IN:
 * @ifd		File descriptor of input file.
 * @file_actlst	List of (known or unknown) activities in file.
 * @cpu_nr	Number of processors for current activity data file.
 * @rectime	Structure where timestamp (expressed in local time or in UTC
 *		depending on whether options -T/-t have been used or not) can
 *		be saved for current record.
 * @loctime	Structure where timestamp (expressed in local time) can be
 *		saved for current record.
 * @file	Name of file being read.
 * @file_magic	file_magic structure filled with file magic header data.
 ***************************************************************************
 */
void logic3_display_loop(int ifd, struct file_activity *file_actlst, __nr_t cpu_nr,
			 struct tm *rectime, struct tm *loctime, char *file,
			 struct file_magic *file_magic)
{
	int i, p;
	int curr = 1, rtype, g_nr = 0;
	int eosaf = TRUE, reset = TRUE;
	long cnt = 1;
	off_t fpos;
	int graph_nr = 0;
	__nr_t save_act_nr[NR_ACT] = {0};

	/* Use a decimal point to make SVG code locale independent */
	setlocale(LC_NUMERIC, "C");

	/* Calculate the number of graphs to display */
	graph_nr = get_svg_graph_nr(ifd, file, file_magic,
				    file_actlst, rectime, loctime);
	if (!graph_nr)
		/* No graph to display */
		return;

	/* Print SVG header */
	if (*fmt[f_position]->f_header) {
		(*fmt[f_position]->f_header)(&graph_nr, F_BEGIN + F_MAIN, file, file_magic,
					     &file_hdr, cpu_nr, act, id_seq);
	}

	/*
	* If this record is a special (RESTART or COMMENT) one, ignore it and
	* (try to) get another one.
	*/
	do {
		if (read_next_sample(ifd, IGNORE_RESTART | IGNORE_COMMENT, 0,
				     file, &rtype, 0, file_magic, file_actlst,
				     rectime, loctime))
			/* End of sa data file */
			return;
	}
	while ((rtype == R_RESTART) || (rtype == R_COMMENT) ||
	       (tm_start.use && (datecmp(loctime, &tm_start) < 0)) ||
	       (tm_end.use && (datecmp(loctime, &tm_end) >= 0)));

	/* Save the first stats collected. Used for example in next_slice() function */
	copy_structures(act, id_seq, record_hdr, 2, 0);

	/* Save current file position */
	if ((fpos = lseek(ifd, 0, SEEK_CUR)) < 0) {
		perror("lseek");
		exit(2);
	}
	/* Save number of activities items for current file position */
	sr_act_nr(save_act_nr, DO_SAVE);

	/* For each requested activity, display graphs */
	for (i = 0; i < NR_ACT; i++) {

		if (!id_seq[i])
			continue;

		p = get_activity_position(act, id_seq[i], EXIT_IF_NOT_FOUND);
		if (!IS_SELECTED(act[p]->options) || !act[p]->g_nr)
			continue;

		if (!HAS_MULTIPLE_OUTPUTS(act[p]->options)) {
			display_curr_act_graphs(ifd, fpos, &curr, &cnt, &eosaf,
						p, &reset, file_actlst,
						cpu_nr, rectime, loctime, file,
						file_magic, save_act_nr, &g_nr);
		}
		else {
			unsigned int optf, msk;

			optf = act[p]->opt_flags;

			for (msk = 1; msk < 0x100; msk <<= 1) {
				if ((act[p]->opt_flags & 0xff) & msk) {
					act[p]->opt_flags &= (0xffffff00 + msk);
					display_curr_act_graphs(ifd, fpos, &curr, &cnt, &eosaf,
								p, &reset, file_actlst,
								cpu_nr, rectime, loctime, file,
								file_magic, save_act_nr, &g_nr);
					act[p]->opt_flags = optf;
				}
			}
		}
	}

	/* Print SVG trailer */
	if (*fmt[f_position]->f_header) {
		(*fmt[f_position]->f_header)(&graph_nr, F_END, file, file_magic,
					     &file_hdr, cpu_nr, act, id_seq);
	}
}
示例#8
0
/*
 ***************************************************************************
 * Display data file header.
 *
 * IN:
 * @parm	Specific parameter (unused here).
 * @action	Action expected from current function.
 * @dfile	Name of system activity data file.
 * @file_magic	System activity file magic header.
 * @file_hdr	System activity file standard header.
 * @cpu_nr	Number of processors for current daily data file.
 * @act		Array of activities.
 * @id_seq	Activity sequence.
 ***************************************************************************
 */
__printf_funct_t print_hdr_header(void *parm, int action, char *dfile,
				  struct file_magic *file_magic,
				  struct file_header *file_hdr, __nr_t cpu_nr,
				  struct activity *act[], unsigned int id_seq[])
{
	int i, p;
	struct tm rectime, *loc_t;
	char cur_time[TIMESTAMP_LEN];

	/* Actions F_MAIN and F_END ignored */
	if (action & F_BEGIN) {
		printf(_("System activity data file: %s (%#x)\n"),
		       dfile, file_magic->format_magic);

		display_sa_file_version(stdout, file_magic);

		if (file_magic->format_magic != FORMAT_MAGIC) {
			return;
		}

		printf(_("Genuine sa datafile: %s (%x)\n"),
		       file_magic->upgraded ? _("no") : _("yes"),
		       file_magic->upgraded);

		printf(_("Host: "));
		print_gal_header(localtime((const time_t *) &(file_hdr->sa_ust_time)),
				 file_hdr->sa_sysname, file_hdr->sa_release,
				 file_hdr->sa_nodename, file_hdr->sa_machine,
				 cpu_nr > 1 ? cpu_nr - 1 : 1,
				 PLAIN_OUTPUT);

		printf(_("Number of CPU for last samples in file: %u\n"),
		       file_hdr->sa_last_cpu_nr > 1 ? file_hdr->sa_last_cpu_nr - 1 : 1);

		/* Fill file timestmap structure (rectime) */
		get_file_timestamp_struct(flags, &rectime, file_hdr);
		strftime(cur_time, sizeof(cur_time), "%Y-%m-%d", &rectime);
		printf(_("File date: %s\n"), cur_time);

		if ((loc_t = gmtime((const time_t *) &file_hdr->sa_ust_time)) != NULL) {
			printf(_("File time: "));
			strftime(cur_time, sizeof(cur_time), "%T", loc_t);
			printf("%s UTC\n", cur_time);
		}

		printf(_("Size of a long int: %d\n"), file_hdr->sa_sizeof_long);

		/* Number of activities (number of volatile activities) in file */
		printf("sa_act_nr (sa_vol_act_nr): %u (%u)\n",
		       file_hdr->sa_act_nr, file_hdr->sa_vol_act_nr);

		printf(_("List of activities:\n"));

		for (i = 0; i < NR_ACT; i++) {
			if (!id_seq[i])
				continue;

			p = get_activity_position(act, id_seq[i], EXIT_IF_NOT_FOUND);

			printf("%02d: %s\t(x%d)", act[p]->id, act[p]->name, act[p]->nr);
			if (act[p]->f_count2 || (act[p]->nr2 > 1)) {
				printf("\t(x%d)", act[p]->nr2);
			}
			if (act[p]->magic == ACTIVITY_MAGIC_UNKNOWN) {
				printf(_("\t[Unknown activity format]"));
			}
			printf("\n");
		}
	}
}
示例#9
0
/*
 ***************************************************************************
 * Read header data sent by sadc.
 ***************************************************************************
 */
void read_header_data(void)
{
	struct file_magic file_magic;
	struct file_activity file_act;
	int rc, i, p;
	char version[16];

	/* Read magic header */
	rc = sa_read(&file_magic, FILE_MAGIC_SIZE);

	sprintf(version, "%d.%d.%d.%d",
		file_magic.sysstat_version,
		file_magic.sysstat_patchlevel,
		file_magic.sysstat_sublevel,
		file_magic.sysstat_extraversion);
	if (!file_magic.sysstat_extraversion) {
		version[strlen(version) - 2] = '\0';
	}

	if (rc || (file_magic.sysstat_magic != SYSSTAT_MAGIC) ||
	    (file_magic.format_magic != FORMAT_MAGIC) ||
	    strcmp(version, VERSION)) {

		/* sar and sadc commands are not consistent */
		fprintf(stderr, _("Invalid data format\n"));

		if (!rc && (file_magic.sysstat_magic == SYSSTAT_MAGIC)) {
			fprintf(stderr,
				_("Using a wrong data collector from a different sysstat version\n"));
		}
		exit(3);
	}

	/*
	 * Read header data.
	 * No need to take into account file_magic.header_size. We are sure that
	 * sadc and sar are from the same version (we have checked FORMAT_MAGIC
	 * but also VERSION above) and thus the size of file_header is FILE_HEADER_SIZE.
	 */
	if (sa_read(&file_hdr, FILE_HEADER_SIZE)) {
		print_read_error();
	}

	/* Read activity list */
	for (i = 0; i < file_hdr.sa_act_nr; i++) {

		if (sa_read(&file_act, FILE_ACTIVITY_SIZE)) {
			print_read_error();
		}

		p = get_activity_position(act, file_act.id);

		if ((p < 0) || (act[p]->fsize != file_act.size)
			    || !file_act.nr
			    || !file_act.nr2
			    || (act[p]->magic != file_act.magic)) {
			/* Remember that we are reading data from sadc and not from a file... */
			fprintf(stderr, _("Inconsistent input data\n"));
			exit(3);
		}

		id_seq[i]   = file_act.id;	/* We necessarily have "i < NR_ACT" */
		act[p]->nr  = file_act.nr;
		act[p]->nr2 = file_act.nr2;
	}

	while (i < NR_ACT) {
		id_seq[i++] = 0;
	}

	/* Check that all selected activties are actually sent by sadc */
	reverse_check_act(file_hdr.sa_act_nr);
}
示例#10
0
/*
 ***************************************************************************
 * Read statistics from a system activity data file.
 *
 * IN:
 * @from_file	Input file name.
 ***************************************************************************
 */
void read_stats_from_file(char from_file[])
{
	struct file_magic file_magic;
	struct file_activity *file_actlst = NULL;
	int curr = 1, i, p;
	int ifd, rtype;
	int rows, eosaf = TRUE, reset = FALSE;
	long cnt = 1;
	off_t fpos;

	/* Get window size */
	rows = get_win_height();

	/* Read file headers and activity list */
	check_file_actlst(&ifd, from_file, act, &file_magic, &file_hdr,
			  &file_actlst, id_seq, FALSE);

	/* Perform required allocations */
	allocate_structures(act);

	/* Print report header */
	print_report_hdr(flags, &rectime, &file_hdr,
			 act[get_activity_position(act, A_CPU)]->nr);

	/* Read system statistics from file */
	do {
		/*
		 * If this record is a special (RESTART or COMMENT) one, print it and
		 * (try to) get another one.
		 */
		do {
			if (sa_fread(ifd, &record_hdr[0], RECORD_HEADER_SIZE, SOFT_SIZE))
				/* End of sa data file */
				return;

			rtype = record_hdr[0].record_type;
			if ((rtype == R_RESTART) || (rtype == R_COMMENT)) {
				sar_print_special(0, tm_start.use, tm_end.use, rtype,
						  ifd, from_file, &file_magic);
			}
			else {
				/*
				 * OK: Previous record was not a special one.
				 * So read now the extra fields.
				 */
				read_file_stat_bunch(act, 0, ifd, file_hdr.sa_act_nr,
						     file_actlst);
				if (sar_get_record_timestamp_struct(0))
					/*
					 * An error was detected.
					 * The timestamp hasn't been updated.
					 */
					continue;
			}
		}
		while ((rtype == R_RESTART) || (rtype == R_COMMENT) ||
		       (tm_start.use && (datecmp(&rectime, &tm_start) < 0)) ||
		       (tm_end.use && (datecmp(&rectime, &tm_end) >=0)));

		/* Save the first stats collected. Will be used to compute the average */
		copy_structures(act, id_seq, record_hdr, 2, 0);

		reset = TRUE;	/* Set flag to reset last_uptime variable */

		/* Save current file position */
		if ((fpos = lseek(ifd, 0, SEEK_CUR)) < 0) {
			perror("lseek");
			exit(2);
		}

		/*
		 * Read and write stats located between two possible Linux restarts.
		 * Activities that should be displayed are saved in id_seq[] array.
		 */
		for (i = 0; i < NR_ACT; i++) {

			if (!id_seq[i])
				continue;

			if ((p = get_activity_position(act, id_seq[i])) < 0) {
				/* Should never happen */
				PANIC(1);
			}
			if (!IS_SELECTED(act[p]->options))
				continue;

			if (!HAS_MULTIPLE_OUTPUTS(act[p]->options)) {
				handle_curr_act_stats(ifd, fpos, &curr, &cnt, &eosaf, rows,
						      act[p]->id, &reset, file_actlst,
						      from_file, &file_magic);
			}
			else {
				unsigned int optf, msk;

				optf = act[p]->opt_flags;

				for (msk = 1; msk < 0x10; msk <<= 1) {
					if (act[p]->opt_flags & msk) {
						act[p]->opt_flags &= msk;

						handle_curr_act_stats(ifd, fpos, &curr, &cnt,
								      &eosaf, rows, act[p]->id,
								      &reset, file_actlst,
								      from_file, &file_magic);
						act[p]->opt_flags = optf;
					}
				}
			}
		}

		if (!cnt) {
			/* Go to next Linux restart, if possible */
			do {
				eosaf = sa_fread(ifd, &record_hdr[curr], RECORD_HEADER_SIZE,
						 SOFT_SIZE);
				rtype = record_hdr[curr].record_type;
				if (!eosaf && (rtype != R_RESTART) && (rtype != R_COMMENT)) {
					read_file_stat_bunch(act, curr, ifd, file_hdr.sa_act_nr,
							     file_actlst);
				}
				else if (!eosaf && (rtype == R_COMMENT)) {
					/* This was a COMMENT record: print it */
					sar_print_special(curr, tm_start.use, tm_end.use, R_COMMENT,
							  ifd, from_file, &file_magic);
				}
			}
			while (!eosaf && (rtype != R_RESTART));
		}

		/* The last record we read was a RESTART one: Print it */
		if (!eosaf && (record_hdr[curr].record_type == R_RESTART)) {
			sar_print_special(curr, tm_start.use, tm_end.use, R_RESTART,
					  ifd, from_file, &file_magic);
		}
	}
	while (!eosaf);

	close(ifd);

	free(file_actlst);
}
示例#11
0
/*
 ***************************************************************************
 * Print system statistics.
 *
 * IN:
 * @curr		Index in array for current sample statistics.
 * @read_from_file	Set to TRUE if stats are read from a system activity
 * 			data file.
 * @use_tm_start	Set to TRUE if option -s has been used.
 * @use_tm_end		Set to TRUE if option -e has been used.
 * @reset		Set to TRUE if last_uptime variable should be
 * 			reinitialized (used in next_slice() function).
 * @act_id		Activity that can be displayed or ~0 for all.
 *			Remember that when reading stats from a file, only
 *			one activity can be displayed at a time.
 *
 * OUT:
 * @cnt			Number of remaining lines to display.
 *
 * RETURNS:
 * 1 if stats have been successfully displayed, and 0 otherwise.
 ***************************************************************************
 */
int write_stats(int curr, int read_from_file, long *cnt, int use_tm_start,
		int use_tm_end, int reset, unsigned int act_id)
{
	int i;
	unsigned long long itv, g_itv;
	static int cross_day = 0;
	static __nr_t cpu_nr = -1;

	if (cpu_nr < 0)
		cpu_nr = act[get_activity_position(act, A_CPU)]->nr;

	/* Check time (1) */
	if (read_from_file) {
		if (!next_slice(record_hdr[2].uptime0, record_hdr[curr].uptime0,
				reset, interval))
			/* Not close enough to desired interval */
			return 0;
	}

	/* Set previous timestamp */
	if (set_record_timestamp_string(!curr, timestamp[!curr], 16))
		return 0;
	/* Set current timestamp */
	if (set_record_timestamp_string(curr,  timestamp[curr],  16))
		return 0;

	/* Check if we are beginning a new day */
	if (use_tm_start && record_hdr[!curr].ust_time &&
	    (record_hdr[curr].ust_time > record_hdr[!curr].ust_time) &&
	    (record_hdr[curr].hour < record_hdr[!curr].hour)) {
		cross_day = 1;
	}

	if (cross_day) {
		/*
		 * This is necessary if we want to properly handle something like:
		 * sar -s time_start -e time_end with
		 * time_start(day D) > time_end(day D+1)
		 */
		rectime.tm_hour +=24;
	}

	/* Check time (2) */
	if (use_tm_start && (datecmp(&rectime, &tm_start) < 0))
		/* it's too soon... */
		return 0;

	/* Get interval values */
	get_itv_value(&record_hdr[curr], &record_hdr[!curr],
		      cpu_nr, &itv, &g_itv);

	/* Check time (3) */
	if (use_tm_end && (datecmp(&rectime, &tm_end) > 0)) {
		/* It's too late... */
		*cnt = 0;
		return 0;
	}

	avg_count++;

	/* Test stdout */
	TEST_STDOUT(STDOUT_FILENO);

	for (i = 0; i < NR_ACT; i++) {

		if ((act_id != ALL_ACTIVITIES) && (act[i]->id != act_id))
			continue;

		if (IS_SELECTED(act[i]->options) && (act[i]->nr > 0)) {
			/* Display current activity statistics */
			(*act[i]->f_print)(act[i], !curr, curr,
					   NEED_GLOBAL_ITV(act[i]->options) ? g_itv : itv);
		}
	}

	return 1;
}
示例#12
0
/*
 ***************************************************************************
 * Read stats for current activity from file and display them.
 *
 * IN:
 * @ifd		Input file descriptor.
 * @fpos	Position in file where reading must start.
 * @curr	Index in array for current sample statistics.
 * @rows	Number of rows of screen.
 * @act_id	Activity to display.
 * @file_actlst	List of activities in file.
 * @file	Name of file being read.
 * @file_magic	file_magic structure filled with file magic header data.
 *
 * OUT:
 * @curr	Index in array for next sample statistics.
 * @cnt		Number of remaining lines of stats to write.
 * @eosaf	Set to TRUE if EOF (end of file) has been reached.
 * @reset	Set to TRUE if last_uptime variable should be
 * 		reinitialized (used in next_slice() function).
 ***************************************************************************
 */
void handle_curr_act_stats(int ifd, off_t fpos, int *curr, long *cnt, int *eosaf,
			   int rows, unsigned int act_id, int *reset,
			   struct file_activity *file_actlst, char *file,
			   struct file_magic *file_magic)
{
	int p;
	unsigned long lines = 0;
	unsigned char rtype;
	int davg = 0, next, inc = -2;

	if (lseek(ifd, fpos, SEEK_SET) < fpos) {
		perror("lseek");
		exit(2);
	}

	/*
	 * Restore the first stats collected.
	 * Used to compute the rate displayed on the first line.
	 */
	copy_structures(act, id_seq, record_hdr, !*curr, 2);

	*cnt  = count;

	/* Assess number of lines printed */
	if ((p = get_activity_position(act, act_id)) >= 0) {
		if (act[p]->bitmap) {
			inc = count_bits(act[p]->bitmap->b_array,
					 BITMAP_SIZE(act[p]->bitmap->b_size));
		}
		else {
			inc = act[p]->nr;
		}
	}
	if (inc < 0) {
		/* Should never happen */
		PANIC(inc);
	}

	do {
		/* Display count lines of stats */
		*eosaf = sa_fread(ifd, &record_hdr[*curr],
				  RECORD_HEADER_SIZE, SOFT_SIZE);
		rtype = record_hdr[*curr].record_type;

		if (!*eosaf && (rtype != R_RESTART) && (rtype != R_COMMENT)) {
			/* Read the extra fields since it's not a special record */
			read_file_stat_bunch(act, *curr, ifd, file_hdr.sa_act_nr, file_actlst);
		}

		if ((lines >= rows) || !lines) {
			lines = 0;
			dis = 1;
		}
		else
			dis = 0;

		if (!*eosaf && (rtype != R_RESTART)) {

			if (rtype == R_COMMENT) {
				/* Display comment */
				next = sar_print_special(*curr, tm_start.use, tm_end.use,
						     R_COMMENT, ifd, file, file_magic);
				if (next) {
					/* A line of comment was actually displayed */
					lines++;
				}
				continue;
			}

			/* next is set to 1 when we were close enough to desired interval */
			next = write_stats(*curr, USE_SA_FILE, cnt, tm_start.use, tm_end.use,
					   *reset, act_id);
			if (next && (*cnt > 0)) {
				(*cnt)--;
			}
			if (next) {
				davg++;
				*curr ^=1;
				lines += inc;
			}
			*reset = FALSE;
		}
	}
	while (*cnt && !*eosaf && (rtype != R_RESTART));

	if (davg) {
		write_stats_avg(!*curr, USE_SA_FILE, act_id);
	}

	*reset = TRUE;
}
示例#13
0
/*
 ***************************************************************************
 * Compute the number of SVG graphs to display. Each activity selected may
 * have several graphs. Moreover we have to take into account volatile
 * activities (eg. CPU) for which the number of graphs will depend on the
 * highest number of items (eg. maximum number of CPU) saved in the file.
 * This number may be higher than the real number of graphs that will be
 * displayed since some items have a preallocation constant.
 *
 * IN:
 * @ifd		File descriptor of input file.
 * @file	Name of file being read.
 * @file_magic	file_magic structure filled with file magic header data.
 * @file_actlst	List of (known or unknown) activities in file.
 * @rectime	Structure where timestamp (expressed in local time or in UTC
 *		depending on whether options -T/-t have been used or not) can
 *		be saved for current record.
 * @loctime	Structure where timestamp (expressed in local time) can be
 *		saved for current record.
 *
 * RETURNS:
 * Total number of graphs to display, taking into account only activities
 * to be displayed, and selected period of time (options -s/-e).
 ***************************************************************************
 */
int get_svg_graph_nr(int ifd, char *file, struct file_magic *file_magic,
		     struct file_activity *file_actlst, struct tm *rectime,
		     struct tm *loctime)
{
	int i, n, p, eosaf;
	int rtype, new_tot_g_nr, tot_g_nr = 0;
	off_t fpos;
	__nr_t save_act_nr[NR_ACT] = {0};

	/* Save current file position and items number */
	if ((fpos = lseek(ifd, 0, SEEK_CUR)) < 0) {
		perror("lseek");
		exit(2);
	}
	sr_act_nr(save_act_nr, DO_SAVE);

	/* Init total number of graphs for each activity */
	for (i = 0; i < NR_ACT; i++) {
		id_g_nr[i] = 0;
	}

	/* Look for the first record that will be displayed */
	do {
		eosaf = read_next_sample(ifd, IGNORE_RESTART | IGNORE_COMMENT | SET_TIMESTAMPS,
					 0, file, &rtype, 0, file_magic, file_actlst,
					 rectime, loctime);
		if (eosaf)
			/* No record to display => no graph too */
			return 0;
	}
	while ((tm_start.use && (datecmp(loctime, &tm_start) < 0)) ||
	       (tm_end.use && (datecmp(loctime, &tm_end) >= 0)));

	do {
		new_tot_g_nr = 0;

		for (i = 0; i < NR_ACT; i++) {
			if (!id_seq[i])
				continue;

			p = get_activity_position(act, id_seq[i], EXIT_IF_NOT_FOUND);
			if (!IS_SELECTED(act[p]->options))
				continue;

			if (ONE_GRAPH_PER_ITEM(act[p]->options)) {
				 n = act[p]->g_nr * act[p]->nr;
			}
			else {
				n = act[p]->g_nr;
			}

			if (n > id_g_nr[i]) {
				 id_g_nr[i] = n;
			 }
			new_tot_g_nr += n;
		}

		if (new_tot_g_nr > tot_g_nr) {
			tot_g_nr = new_tot_g_nr;
		}

		do {
			eosaf = read_next_sample(ifd, IGNORE_RESTART | IGNORE_COMMENT | SET_TIMESTAMPS,
						 0, file, &rtype, 0, file_magic, file_actlst,
						 rectime, loctime);
			if (eosaf ||
			    (tm_end.use && (datecmp(loctime, &tm_end) >= 0)))
				/* End of data file or end time exceeded */
				break;
		}
		while (rtype != R_RESTART);

		if (eosaf ||
		    (tm_end.use && (datecmp(loctime, &tm_end) >= 0)))
			/*
			 * End of file, or end time exceeded:
			 * Current number of graphs is up-to-date.
			 */
			break;

	/*
	 * If we have found a RESTART record then we have also read the list of volatile
	 * activities following it, reallocated the structures and changed the number of
	 * items (act[p]->nr) for those volatile activities. So loop again to compute
	 * the new total number of graphs.
	 */
	}
	while (rtype == R_RESTART);

	/* Rewind file and restore items number */
	if (lseek(ifd, fpos, SEEK_SET) < fpos) {
		perror("lseek");
		exit(2);
	}
	sr_act_nr(save_act_nr, DO_RESTORE);

	return tot_g_nr;
}
示例#14
0
/*
 ***************************************************************************
 * Read statistics sent by sadc, the data collector.
 ***************************************************************************
 */
void read_stats(void)
{
	int curr = 1;
	unsigned long lines;
	unsigned int rows = 23;
	int dis_hdr = 0;

	/* Don't buffer data if redirected to a pipe... */
	setbuf(stdout, NULL);

	/* Read stats header */
	read_header_data();

	if (!get_activity_nr(act, AO_SELECTED, COUNT_ACTIVITIES)) {
		fprintf(stderr, _("Requested activities not available\n"));
		exit(1);
	}

	/* Determine if a stat line header has to be displayed */
	dis_hdr = check_line_hdr();

	lines = rows = get_win_height();

	/* Perform required allocations */
	allocate_structures(act);

	/* Print report header */
	print_report_hdr(flags, &rectime, &file_hdr,
			 act[get_activity_position(act, A_CPU)]->nr);

	/* Read system statistics sent by the data collector */
	read_sadc_stat_bunch(0);

	if (!interval) {
		/* Display stats since boot time and exit */
		write_stats_startup(0);
	}

	/* Save the first stats collected. Will be used to compute the average */
	copy_structures(act, id_seq, record_hdr, 2, 0);

	/* Set a handler for SIGINT */
	memset(&int_act, 0, sizeof(int_act));
	int_act.sa_handler = (void *) int_handler;
	int_act.sa_flags = SA_RESTART;
	sigaction(SIGINT, &int_act, NULL);

	/* Main loop */
	do {

		/* Get stats */
		read_sadc_stat_bunch(curr);

		/* Print results */
		if (!dis_hdr) {
			dis = lines / rows;
			if (dis) {
				lines %= rows;
			}
			lines++;
		}
		write_stats(curr, USE_SADC, &count, NO_TM_START, tm_end.use,
			    NO_RESET, ALL_ACTIVITIES);

		if (record_hdr[curr].record_type == R_LAST_STATS) {
			/* File rotation is happening: Re-read header data sent by sadc */
			read_header_data();
			allocate_structures(act);
		}

		if (count > 0) {
			count--;
		}
		if (count) {
			if (sigint_caught) {
				/* SIGINT signal caught => Display average stats */
				count = 0;
			}
			else {
				curr ^= 1;
			}
		}
	}
	while (count);

	/* Print statistics average */
	dis = dis_hdr;
	write_stats_avg(curr, USE_SADC, ALL_ACTIVITIES);
}
示例#15
0
/*
 ***************************************************************************
 * Display file contents in selected format (logic #2).
 * Logic #2:	Grouped by activity. Sorted by timestamp. Stop on RESTART
 * 		records.
 * Formats:	ppc, CSV
 *
 * IN:
 * @ifd		File descriptor of input file.
 * @file_actlst	List of (known or unknown) activities in file.
 * @cpu_nr	Number of processors for current activity data file.
 * @rectime	Structure where timestamp (expressed in local time or in UTC
 *		depending on whether options -T/-t have been used or not) can
 *		be saved for current record.
 * @loctime	Structure where timestamp (expressed in local time) can be
 *		saved for current record.
 * @file	Name of file being read.
 * @file_magic	file_magic structure filled with file magic header data.
 ***************************************************************************
 */
void logic2_display_loop(int ifd, struct file_activity *file_actlst, __nr_t cpu_nr,
			 struct tm *rectime, struct tm *loctime, char *file,
			 struct file_magic *file_magic)
{
	int i, p;
	int curr = 1, rtype;
	int eosaf = TRUE, reset = FALSE;
	long cnt = 1;
	off_t fpos;

	/* Read system statistics from file */
	do {
		/*
		 * If this record is a special (RESTART or COMMENT) one, print it and
		 * (try to) get another one.
		 */
		do {
			if (read_next_sample(ifd, IGNORE_NOTHING, 0,
					     file, &rtype, 0, file_magic, file_actlst,
					     rectime, loctime))
				/* End of sa data file */
				return;
		}
		while ((rtype == R_RESTART) || (rtype == R_COMMENT) ||
		       (tm_start.use && (datecmp(loctime, &tm_start) < 0)) ||
		       (tm_end.use && (datecmp(loctime, &tm_end) >= 0)));

		/* Save the first stats collected. Used for example in next_slice() function */
		copy_structures(act, id_seq, record_hdr, 2, 0);

		/* Set flag to reset last_uptime variable. Should be done after a LINUX RESTART record */
		reset = TRUE;

		/* Save current file position */
		if ((fpos = lseek(ifd, 0, SEEK_CUR)) < 0) {
			perror("lseek");
			exit(2);
		}

		/* Read and write stats located between two possible Linux restarts */

		if (DISPLAY_HORIZONTALLY(flags)) {
			/*
			 * If stats are displayed horizontally, then all activities
			 * are printed on the same line.
			 */
			rw_curr_act_stats(ifd, fpos, &curr, &cnt, &eosaf,
					  ALL_ACTIVITIES, &reset, file_actlst,
					  cpu_nr, rectime, loctime, file, file_magic);
		}
		else {
			/* For each requested activity... */
			for (i = 0; i < NR_ACT; i++) {

				if (!id_seq[i])
					continue;

				p = get_activity_position(act, id_seq[i], EXIT_IF_NOT_FOUND);
				if (!IS_SELECTED(act[p]->options))
					continue;

				if (!HAS_MULTIPLE_OUTPUTS(act[p]->options)) {
					rw_curr_act_stats(ifd, fpos, &curr, &cnt, &eosaf,
							  act[p]->id, &reset, file_actlst,
							  cpu_nr, rectime, loctime, file,
							  file_magic);
				}
				else {
					unsigned int optf, msk;

					optf = act[p]->opt_flags;

					for (msk = 1; msk < 0x100; msk <<= 1) {
						if ((act[p]->opt_flags & 0xff) & msk) {
							act[p]->opt_flags &= (0xffffff00 + msk);

							rw_curr_act_stats(ifd, fpos, &curr, &cnt, &eosaf,
									  act[p]->id, &reset, file_actlst,
									  cpu_nr, rectime, loctime, file,
									  file_magic);
							act[p]->opt_flags = optf;
						}
					}
				}
			}
		}

		if (!cnt) {
			/* Go to next Linux restart, if possible */
			do {
				eosaf = read_next_sample(ifd, IGNORE_RESTART | DONT_READ_VOLATILE,
							 curr, file, &rtype, 0, file_magic,
							 file_actlst, rectime, loctime);
			}
			while (!eosaf && (rtype != R_RESTART));
		}

		/*
		 * The last record we read was a RESTART one: Print it.
		 * NB: Unlike COMMENTS records (which are displayed for each
		 * activity), RESTART ones are only displayed once.
		 */
		if (!eosaf && (record_hdr[curr].record_type == R_RESTART)) {
			print_special_record(&record_hdr[curr], flags, &tm_start, &tm_end,
					     R_RESTART, ifd, rectime, loctime, file, 0,
					     file_magic, &file_hdr, act, fmt[f_position]);
		}
	}
	while (!eosaf);
}
示例#16
0
/*
 ***************************************************************************
 * Display activities for non textual formats.
 *
 * IN:
 * @ifd		File descriptor of input file.
 * @file_actlst	List of (known or unknown) activities in file.
 * @cpu_nr	Number of processors for current activity data file.
 * @rectime	Structure where timestamp (expressed in local time or in UTC
 *		depending on whether option -t has been used or not) can be
 *		saved for current record.
 * @loctime	Structure where timestamp (expressed in local time) can be
 *		saved for current record.
 ***************************************************************************
 */
void main_display_loop(int ifd, struct file_activity *file_actlst, __nr_t cpu_nr,
		       struct tm *rectime, struct tm *loctime)
{
	int i, p;
	int curr = 1, rtype;
	int eosaf = TRUE, reset = FALSE;
	long cnt = 1;
	off_t fpos;
	
	/* Read system statistics from file */
	do {
		/*
		 * If this record is a special (RESTART or COMMENT) one, print it and
		 * (try to) get another one.
		 */
		do {
			if (sa_fread(ifd, &record_hdr[0], RECORD_HEADER_SIZE, SOFT_SIZE))
				/* End of sa data file */
				return;

			rtype = record_hdr[0].record_type;
			if ((rtype == R_RESTART) || (rtype == R_COMMENT)) {
				sadf_print_special(0, tm_start.use, tm_end.use, rtype, ifd,
						   rectime, loctime);
			}
			else {
				/*
				 * OK: Previous record was not a special one.
				 * So read now the extra fields.
				 */
				read_file_stat_bunch(act, 0, ifd, file_hdr.sa_nr_act,
						     file_actlst);
				sadf_get_record_timestamp_struct(0, rectime, loctime);
			}
		}
		while ((rtype == R_RESTART) || (rtype == R_COMMENT) ||
		       (tm_start.use && (datecmp(loctime, &tm_start) < 0)) ||
		       (tm_end.use && (datecmp(loctime, &tm_end) >= 0)));

		/* Save the first stats collected. Will be used to compute the average */
		copy_structures(act, id_seq, record_hdr, 2, 0);

		/* Set flag to reset last_uptime variable. Should be done after a LINUX RESTART record */
		reset = TRUE;

		/* Save current file position */
		if ((fpos = lseek(ifd, 0, SEEK_CUR)) < 0) {
			perror("lseek");
			exit(2);
		}

		/* Read and write stats located between two possible Linux restarts */

		if (DISPLAY_HORIZONTALLY(flags)) {
			/*
			 * If stats are displayed horizontally, then all activities
			 * are printed on the same line.
			 */
			rw_curr_act_stats(ifd, fpos, &curr, &cnt, &eosaf,
					  ALL_ACTIVITIES, &reset, file_actlst,
					  cpu_nr, rectime, loctime);
		}
		else {
			/* For each requested activity... */
			for (i = 0; i < NR_ACT; i++) {
				
				if (!id_seq[i])
					continue;
				
				if ((p = get_activity_position(act, id_seq[i])) < 0) {
					/* Should never happen */
					PANIC(1);
				}
				if (!IS_SELECTED(act[p]->options))
					continue;

				if (!HAS_MULTIPLE_OUTPUTS(act[p]->options)) {
					rw_curr_act_stats(ifd, fpos, &curr, &cnt, &eosaf,
							  act[p]->id, &reset, file_actlst,
							  cpu_nr, rectime, loctime);
				}
				else {
					unsigned int optf, msk;
					
					optf = act[p]->opt_flags;
					
					for (msk = 1; msk < 0x10; msk <<= 1) {
						if (act[p]->opt_flags & msk) {
							act[p]->opt_flags &= msk;
							
							rw_curr_act_stats(ifd, fpos, &curr, &cnt, &eosaf,
									  act[p]->id, &reset, file_actlst,
									  cpu_nr, rectime, loctime);
							act[p]->opt_flags = optf;
						}
					}
				}
			}
		}

		if (!cnt) {
			/* Go to next Linux restart, if possible */
			do {
				eosaf = sa_fread(ifd, &record_hdr[curr], RECORD_HEADER_SIZE,
						 SOFT_SIZE);
				rtype = record_hdr[curr].record_type;
				if (!eosaf && (rtype != R_RESTART) && (rtype != R_COMMENT)) {
					read_file_stat_bunch(act, curr, ifd, file_hdr.sa_nr_act,
							     file_actlst);
				}
				else if (!eosaf && (rtype == R_COMMENT)) {
					/* This was a COMMENT record: print it */
					sadf_print_special(curr, tm_start.use, tm_end.use,
							   R_COMMENT, ifd, rectime, loctime);
				}
			}
			while (!eosaf && (rtype != R_RESTART));
		}

		/* The last record we read was a RESTART one: Print it */
		if (!eosaf && (record_hdr[curr].record_type == R_RESTART)) {
			sadf_print_special(curr, tm_start.use, tm_end.use,
					   R_RESTART, ifd, rectime, loctime);
		}
	}
	while (!eosaf);
}
示例#17
0
文件: sar.c 项目: gagoel/sysstat
/*
 ***************************************************************************
 * Print system statistics.
 *
 * IN:
 * @curr		Index in array for current sample statistics.
 * @read_from_file	Set to TRUE if stats are read from a system activity
 * 			data file.
 * @use_tm_start	Set to TRUE if option -s has been used.
 * @use_tm_end		Set to TRUE if option -e has been used.
 * @reset		Set to TRUE if last_uptime variable should be
 * 			reinitialized (used in next_slice() function).
 * @act_id		Activity that can be displayed or ~0 for all.
 *			Remember that when reading stats from a file, only
 *			one activity can be displayed at a time.
 * @reset_cd		TRUE if static cross_day variable should be reset
 * 			(see below).
 *
 * OUT:
 * @cnt			Number of remaining lines to display.
 *
 * RETURNS:
 * 1 if stats have been successfully displayed, and 0 otherwise.
 ***************************************************************************
 */
int write_stats(int curr, int read_from_file, long *cnt, int use_tm_start,
		int use_tm_end, int reset, unsigned int act_id, int reset_cd)
{
	int i;
	unsigned long long itv, g_itv;
	static int cross_day = 0;
	static __nr_t cpu_nr = -1;

	if (cpu_nr < 0)
		cpu_nr = act[get_activity_position(act, A_CPU, EXIT_IF_NOT_FOUND)]->nr;

	if (reset_cd) {
		/*
		 * cross_day is a static variable that is set to 1 when the first
		 * record of stats from a new day is read from a unique data file
		 * (in the case where the file contains data from two consecutive
		 * days). When set to 1, every following records timestamp will
		 * have its hour value increased by 24.
		 * Yet when a new activity (being read from the file) is going to
		 * be displayed, we start reading the file from the beginning
		 * again, and so cross_day should be reset in this case.
		 */
		cross_day = 0;
	}

	/* Check time (1) */
	if (read_from_file) {
		if (!next_slice(record_hdr[2].uptime0, record_hdr[curr].uptime0,
				reset, interval))
			/* Not close enough to desired interval */
			return 0;
	}

	/* Set previous timestamp */
	if (set_record_timestamp_string(!curr, timestamp[!curr], 16))
		return 0;
	/* Set current timestamp */
	if (set_record_timestamp_string(curr,  timestamp[curr],  16))
		return 0;

	/* Check if we are beginning a new day */
	if (use_tm_start && record_hdr[!curr].ust_time &&
	    (record_hdr[curr].ust_time > record_hdr[!curr].ust_time) &&
	    (record_hdr[curr].hour < record_hdr[!curr].hour)) {
		cross_day = 1;
	}

	if (cross_day) {
		/*
		 * This is necessary if we want to properly handle something like:
		 * sar -s time_start -e time_end with
		 * time_start(day D) > time_end(day D+1)
		 */
		rectime.tm_hour +=24;
	}

	/* Check time (2) */
	if (use_tm_start && (datecmp(&rectime, &tm_start) < 0))
		/* it's too soon... */
		return 0;

	/* Get interval values */
	get_itv_value(&record_hdr[curr], &record_hdr[!curr],
		      cpu_nr, &itv, &g_itv);

	/* Check time (3) */
	if (use_tm_end && (datecmp(&rectime, &tm_end) > 0)) {
		/* It's too late... */
		*cnt = 0;
		return 0;
	}

	avg_count++;

	/* Test stdout */
	TEST_STDOUT(STDOUT_FILENO);

	for (i = 0; i < NR_ACT; i++) {

		if ((act_id != ALL_ACTIVITIES) && (act[i]->id != act_id))
			continue;

		if (IS_SELECTED(act[i]->options) && (act[i]->nr > 0)) {
			/* Display current activity statistics */
			(*act[i]->f_print)(act[i], !curr, curr,
					   NEED_GLOBAL_ITV(act[i]->options) ? g_itv : itv);
		}
	}

	return 1;
}