Esempio n. 1
0
/*
 ***************************************************************************
 * Read next sample statistics. If it's a special record (RESTART or COMMENT)
 * then display it if requested. Also fill timestamps structures.
 *
 * IN:
 * @ifd		File descriptor
 * @action	Flags indicating if special records should be displayed or not.
 *
 * @curr	Index in array for current sample statistics.
 * @file	System activity data file name (name of file being read).
 * @rtype	Record type (RESTART, COMMENT, etc.)
 * @tab		Number of tabulations to print.
 * @file_actlst	List of (known or unknown) activities in file.
 * @file_magic	System activity file magic header.
 * @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.
 *
 * OUT:
 * @rectime	Structure where timestamp (expressed in local time or in UTC
 *		depending on whether options -T/-t have been used or not) has
 *		been saved for current record.
 * @loctime	Structure where timestamp (expressed in local time) has been
 *		saved for current record.
 *
 * RETURNS:
 * TRUE if end of file has been reached.
 ***************************************************************************
 */
int read_next_sample(int ifd, int action, int curr, char *file, int *rtype, int tab,
		     struct file_magic *file_magic, struct file_activity *file_actlst,
		     struct tm *rectime, struct tm *loctime)
{
	int eosaf;

	/* Read current record */
	eosaf = sa_fread(ifd, &record_hdr[curr], RECORD_HEADER_SIZE, SOFT_SIZE);
	*rtype = record_hdr[curr].record_type;

	if (!eosaf) {
		if (*rtype == R_COMMENT) {
			if (action & IGNORE_COMMENT) {
				/* Ignore COMMENT record */
				if (lseek(ifd, MAX_COMMENT_LEN, SEEK_CUR) < MAX_COMMENT_LEN) {
					perror("lseek");
				}
			}
			else {
				/* Display COMMENT record */
				print_special_record(curr, tm_start.use, tm_end.use, *rtype, ifd,
						     rectime, loctime, file, tab, file_magic);
			}
		}
		else if (*rtype == R_RESTART) {
			if (action & IGNORE_RESTART) {
				/*
				 * Ignore RESTART record (don't display it)
				 * but anyway we have to reallocate volatile
				 * activities structures (unless we don't want to
				 * do it now).
				 */
				if (!(action & DONT_READ_VOLATILE)) {
					read_vol_act_structures(ifd, act, file, file_magic,
								file_hdr.sa_vol_act_nr);
				}
			}
			else {
				/* Display RESTART record */
				print_special_record(curr, tm_start.use, tm_end.use, *rtype, ifd,
						     rectime, loctime, file, tab, file_magic);
			}
		}
		else {
			/*
			 * OK: Previous record was not a special one.
			 * So read now the extra fields.
			 */
			read_file_stat_bunch(act, curr, ifd, file_hdr.sa_act_nr,
					     file_actlst);
			sa_get_record_timestamp_struct(flags, &record_hdr[curr], rectime, loctime);
		}
	}

	return eosaf;
}
Esempio n. 2
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);
}
Esempio n. 3
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;
}
Esempio n. 4
0
/*
 ***************************************************************************
 * Display activities for textual (XML-like) formats.
 *
 * IN:
 * @ifd		File descriptor of input file.
 * @file_actlst	List of (known or unknown) activities in file.
 * @dfile	System activity data file name.
 * @file_magic	System activity file magic header.
 * @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 textual_display_loop(int ifd, struct file_activity *file_actlst, char *dfile,
			  struct file_magic *file_magic, __nr_t cpu_nr,
			  struct tm *rectime, struct tm *loctime)
{
	int curr, tab = 0, rtype;
	int eosaf = TRUE, next, reset = FALSE;
	long cnt = 1;
	off_t fpos;

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

	/* Print header (eg. XML file header) */
	if (*fmt[f_position]->f_header) {
		(*fmt[f_position]->f_header)(&tab, F_BEGIN, dfile, file_magic,
					     &file_hdr, cpu_nr, act, id_seq);
	}

	/* Process activities */
	if (*fmt[f_position]->f_statistics) {
		(*fmt[f_position]->f_statistics)(&tab, F_BEGIN);
	}

	do {
		/*
		 * If this record is a special (RESTART or COMMENT) one,
		 * skip it and try to read the next record in file.
		 */
		do {
			eosaf = sa_fread(ifd, &record_hdr[0], RECORD_HEADER_SIZE, SOFT_SIZE);
			rtype = record_hdr[0].record_type;

			if (!eosaf && (rtype != R_RESTART) && (rtype != R_COMMENT)) {
				/*
				 * 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);
			}

			if (!eosaf && (rtype == R_COMMENT)) {
				/*
				 * Ignore COMMENT record.
				 * (Unlike RESTART records, COMMENT records have an additional
				 * comment field).
				 */
				if (lseek(ifd, MAX_COMMENT_LEN, SEEK_CUR) < MAX_COMMENT_LEN) {
					perror("lseek");
				}
			}
		}
		while (!eosaf && ((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);

		curr = 1;
		cnt = count;
		reset = TRUE;

		if (!eosaf) {
			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 the extra fields since it's not a special record */
					read_file_stat_bunch(act, curr, ifd, file_hdr.sa_nr_act,
							     file_actlst);

					if (*fmt[f_position]->f_statistics) {
						(*fmt[f_position]->f_statistics)(&tab, F_MAIN);
					}

					/* next is set to 1 when we were close enough to desired interval */
					next = write_textual_stats(curr, tm_start.use, tm_end.use, reset,
								   &cnt, tab, cpu_nr, rectime, loctime);

					if (next) {
						curr ^= 1;
						if (cnt > 0) {
							cnt--;
						}
					}
					reset = FALSE;
				}

				if (!eosaf && (rtype == R_COMMENT)) {
					/* Ignore COMMENT record */
					if (lseek(ifd, MAX_COMMENT_LEN, SEEK_CUR) < MAX_COMMENT_LEN) {
						perror("lseek");
					}
				}
			}
			while (cnt && !eosaf && (rtype != R_RESTART));

			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)) {
						/* Ignore COMMENT record */
						if (lseek(ifd, MAX_COMMENT_LEN, SEEK_CUR) < MAX_COMMENT_LEN) {
							perror("lseek");
						}
					}
				}
				while (!eosaf && (rtype != R_RESTART));
			}
			reset = TRUE;
		}
	}
	while (!eosaf);

	if (*fmt[f_position]->f_statistics) {
		(*fmt[f_position]->f_statistics)(&tab, F_END);
	}

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

	/* Process now RESTART entries to display restart messages */
	if (*fmt[f_position]->f_restart) {
		(*fmt[f_position]->f_restart)(&tab, F_BEGIN, NULL, NULL, FALSE,
					      &file_hdr);
	}

	do {
		if ((eosaf = sa_fread(ifd, &record_hdr[0], RECORD_HEADER_SIZE,
				      SOFT_SIZE)) == 0) {

			rtype = record_hdr[0].record_type;
			if ((rtype != R_RESTART) && (rtype != R_COMMENT)) {
				read_file_stat_bunch(act, 0, ifd, file_hdr.sa_nr_act,
						     file_actlst);
			}
			if (rtype == R_RESTART) {
				write_textual_restarts(0, tm_start.use, tm_end.use, tab,
						       rectime, loctime);
			}
			else if (rtype == R_COMMENT) {
				/* Ignore COMMENT record */
				if (lseek(ifd, MAX_COMMENT_LEN, SEEK_CUR) < MAX_COMMENT_LEN) {
					perror("lseek");
				}
			}
		}
	}
	while (!eosaf);

	if (*fmt[f_position]->f_restart) {
		(*fmt[f_position]->f_restart)(&tab, F_END, NULL, NULL, FALSE, &file_hdr);
	}

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

	/* Last, process COMMENT entries to display comments */
	if (DISPLAY_COMMENT(flags)) {
		if (*fmt[f_position]->f_comment) {
			(*fmt[f_position]->f_comment)(&tab, F_BEGIN, NULL, NULL, 0, NULL,
						      &file_hdr);
		}
		do {
			if ((eosaf = sa_fread(ifd, &record_hdr[0], RECORD_HEADER_SIZE,
				              SOFT_SIZE)) == 0) {

				rtype = record_hdr[0].record_type;
				if ((rtype != R_RESTART) && (rtype != R_COMMENT)) {
					read_file_stat_bunch(act, 0, ifd, file_hdr.sa_nr_act,
							     file_actlst);
				}
				if (rtype == R_COMMENT) {
					write_textual_comments(0, tm_start.use, tm_end.use,
							       tab, ifd, rectime, loctime);
				}
			}
		}
		while (!eosaf);

		if (*fmt[f_position]->f_comment) {
			(*fmt[f_position]->f_comment)(&tab, F_END, NULL, NULL, 0, NULL,
						      &file_hdr);
		}
	}

	/* Print header trailer */
	if (*fmt[f_position]->f_header) {
		(*fmt[f_position]->f_header)(&tab, F_END, dfile, file_magic,
					     &file_hdr, cpu_nr, act, id_seq);
	}
}
Esempio n. 5
0
/*
 ***************************************************************************
 * Read stats for current activity from file and write them.
 *
 * IN:
 * @ifd		File descriptor of input file.
 * @fpos	Position in file where reading must start.
 * @curr	Index in array for current sample statistics.
 * @act_id	Activity to display, or ~0 for all.
 * @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.
 *
 * OUT:
 * @curr	Index in array for next sample statistics.
 * @cnt		Number of lines of stats remaining 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 rw_curr_act_stats(int ifd, off_t fpos, int *curr, long *cnt, int *eosaf,
		       unsigned int act_id, int *reset, struct file_activity *file_actlst,
		        __nr_t cpu_nr, struct tm *rectime, struct tm *loctime)
{
	unsigned char rtype;
	int next;

	if (lseek(ifd, fpos, SEEK_SET) < fpos) {
		perror("lseek");
		exit(2);
	}
	
	if (DISPLAY_FIELD_LIST(fmt[f_position]->options)) {
		/* Print field list */
		list_fields(act_id);
	}

	/*
	 * 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;

	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 RESTART record */
			read_file_stat_bunch(act, *curr, ifd, file_hdr.sa_nr_act,
					     file_actlst);
		}

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

			if (rtype == R_COMMENT) {
				sadf_print_special(*curr, tm_start.use, tm_end.use,
						   R_COMMENT, ifd, rectime, loctime);
				continue;
			}

			next = write_parsable_stats(*curr, *reset, cnt,
						    tm_start.use, tm_end.use, act_id,
						    cpu_nr, rectime, loctime);

			if (next) {
				/*
				 * next is set to 1 when we were close enough to desired interval.
				 * In this case, the call to write_parsable_stats() has actually
				 * displayed a line of stats.
				 */
				*curr ^=1;
				if (*cnt > 0) {
					(*cnt)--;
				}
			}
			*reset = FALSE;
		}
	}
	while (*cnt && !*eosaf && (rtype != R_RESTART));

	*reset = TRUE;
}
Esempio n. 6
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);
}