diff options
Diffstat (limited to 'iowatcher/main.c')
-rw-r--r-- | iowatcher/main.c | 1767 |
1 files changed, 1767 insertions, 0 deletions
diff --git a/iowatcher/main.c b/iowatcher/main.c new file mode 100644 index 0000000..54325fb --- /dev/null +++ b/iowatcher/main.c @@ -0,0 +1,1767 @@ +/* + * Copyright (C) 2012 Fusion-io + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License v2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Parts of this file were imported from Jens Axboe's blktrace sources (also GPL) + */ +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <unistd.h> +#include <stdlib.h> +#include <stdio.h> +#include <math.h> +#include <inttypes.h> +#include <string.h> +#include <asm/types.h> +#include <errno.h> +#include <sys/mman.h> +#include <time.h> +#include <math.h> +#include <getopt.h> +#include <limits.h> +#include <float.h> +#include <signal.h> + +#include "plot.h" +#include "blkparse.h" +#include "list.h" +#include "tracers.h" +#include "mpstat.h" +#include "fio.h" + +LIST_HEAD(all_traces); +LIST_HEAD(fio_traces); + +static char line[1024]; +static int line_len = 1024; +static int found_mpstat = 0; +static int make_movie = 0; +static int keep_movie_svgs = 0; +static int opt_graph_width = 0; +static int opt_graph_height = 0; + +static int columns = 1; +static int num_xticks = 9; +static int num_yticks = 4; + +static double min_time = 0; +static double max_time = DBL_MAX; +static unsigned long long min_mb = 0; +static unsigned long long max_mb = ULLONG_MAX >> 20; + +int plot_io_action = 0; +int io_per_process = 0; +unsigned int longest_proc_name = 0; + +/* + * this doesn't include the IO graph, + * but it counts the other graphs as they go out + */ +static int total_graphs_written = 1; + +enum { + IO_GRAPH_INDEX = 0, + TPUT_GRAPH_INDEX, + FIO_GRAPH_INDEX, + CPU_SYS_GRAPH_INDEX, + CPU_IO_GRAPH_INDEX, + CPU_IRQ_GRAPH_INDEX, + CPU_SOFT_GRAPH_INDEX, + CPU_USER_GRAPH_INDEX, + LATENCY_GRAPH_INDEX, + QUEUE_DEPTH_GRAPH_INDEX, + IOPS_GRAPH_INDEX, + TOTAL_GRAPHS +}; + +enum { + MPSTAT_SYS = 0, + MPSTAT_IRQ, + MPSTAT_IO, + MPSTAT_SOFT, + MPSTAT_USER, + MPSTAT_GRAPHS +}; + +static char *graphs_by_name[] = { + "io", + "tput", + "fio", + "cpu-sys", + "cpu-io", + "cpu-irq", + "cpu-soft", + "cpu-user", + "latency", + "queue-depth", + "iops", +}; + +enum { + MOVIE_SPINDLE, + MOVIE_RECT, + NUM_MOVIE_STYLES, +}; + +char *movie_styles[] = { + "spindle", + "rect", + NULL +}; + +static int movie_style = 0; + +static int lookup_movie_style(char *str) +{ + int i; + + for (i = 0; i < NUM_MOVIE_STYLES; i++) { + if (strcmp(str, movie_styles[i]) == 0) + return i; + } + return -1; +} + +static int active_graphs[TOTAL_GRAPHS]; +static int last_active_graph = IOPS_GRAPH_INDEX; + +static int label_index = 0; +static int num_traces = 0; +static int num_fio_traces = 0; +static int longest_label = 0; + +static char *graph_title = ""; +static char *output_filename = "trace.svg"; +static char *blktrace_devices[MAX_DEVICES_PER_TRACE]; +static int num_blktrace_devices = 0; +static char *blktrace_outfile = "trace"; +static char *blktrace_dest_dir = "."; +static char **prog_argv = NULL; +static int prog_argc = 0; +static char *ffmpeg_codec = "libx264"; + +static void alloc_mpstat_gld(struct trace_file *tf) +{ + struct graph_line_data **ptr; + + if (tf->trace->mpstat_num_cpus == 0) + return; + + ptr = calloc((tf->trace->mpstat_num_cpus + 1) * MPSTAT_GRAPHS, + sizeof(struct graph_line_data *)); + if (!ptr) { + perror("Unable to allocate mpstat arrays\n"); + exit(1); + } + tf->mpstat_gld = ptr; +} + +static void enable_all_graphs(void) +{ + int i; + for (i = 0; i < TOTAL_GRAPHS; i++) + active_graphs[i] = 1; +} + +static void disable_all_graphs(void) +{ + int i; + for (i = 0; i < TOTAL_GRAPHS; i++) + active_graphs[i] = 0; +} + +static int enable_one_graph(char *name) +{ + int i; + for (i = 0; i < TOTAL_GRAPHS; i++) { + if (strcmp(name, graphs_by_name[i]) == 0) { + active_graphs[i] = 1; + return 0; + } + } + return -ENOENT; +} + +static int disable_one_graph(char *name) +{ + int i; + for (i = 0; i < TOTAL_GRAPHS; i++) { + if (strcmp(name, graphs_by_name[i]) == 0) { + active_graphs[i] = 0; + return 0; + } + } + return -ENOENT; +} + +static int last_graph(void) +{ + int i; + for (i = TOTAL_GRAPHS - 1; i >= 0; i--) { + if (active_graphs[i]) { + return i; + } + } + return -ENOENT; +} + +static int graphs_left(int cur) +{ + int i; + int left = 0; + for (i = cur; i < TOTAL_GRAPHS; i++) { + if (active_graphs[i]) + left++; + } + return left; +} + +static char * join_path(char *dest_dir, char *filename) +{ + /* alloc 2 extra bytes for '/' and '\0' */ + char *path = malloc(strlen(dest_dir) + strlen(filename) + 2); + sprintf(path, "%s%s%s", dest_dir, "/", filename); + + return path; +} + +static void add_trace_file(char *filename) +{ + struct trace_file *tf; + + tf = calloc(1, sizeof(*tf)); + if (!tf) { + fprintf(stderr, "Unable to allocate memory\n"); + exit(1); + } + tf->label = ""; + tf->filename = strdup(filename); + list_add_tail(&tf->list, &all_traces); + tf->line_color = "black"; + num_traces++; +} + +static void add_fio_trace_file(char *filename) +{ + struct trace_file *tf; + + tf = calloc(1, sizeof(*tf)); + if (!tf) { + fprintf(stderr, "Unable to allocate memory\n"); + exit(1); + } + tf->label = ""; + tf->filename = strdup(filename); + list_add_tail(&tf->list, &fio_traces); + tf->line_color = pick_fio_color(); + tf->fio_trace = 1; + num_fio_traces++; +} + +static void setup_trace_file_graphs(void) +{ + struct trace_file *tf; + int i; + int alloc_ptrs; + + if (io_per_process) + alloc_ptrs = 16; + else + alloc_ptrs = 1; + + list_for_each_entry(tf, &all_traces, list) { + tf->tput_reads_gld = alloc_line_data(tf->min_seconds, tf->max_seconds, tf->stop_seconds); + tf->tput_writes_gld = alloc_line_data(tf->min_seconds, tf->max_seconds, tf->stop_seconds); + tf->latency_gld = alloc_line_data(tf->min_seconds, tf->max_seconds, tf->stop_seconds); + tf->queue_depth_gld = alloc_line_data(tf->min_seconds, tf->max_seconds, tf->stop_seconds); + + tf->iop_gld = alloc_line_data(tf->min_seconds, tf->max_seconds, tf->stop_seconds); + tf->gdd_writes = calloc(alloc_ptrs, sizeof(struct graph_dot_data *)); + tf->gdd_reads = calloc(alloc_ptrs, sizeof(struct graph_dot_data *)); + tf->io_plots_allocated = alloc_ptrs; + + if (tf->trace->mpstat_num_cpus == 0) + continue; + + alloc_mpstat_gld(tf); + for (i = 0; i < (tf->trace->mpstat_num_cpus + 1) * MPSTAT_GRAPHS; i++) { + tf->mpstat_gld[i] = + alloc_line_data(tf->mpstat_min_seconds, + tf->mpstat_max_seconds, + tf->mpstat_max_seconds); + tf->mpstat_gld[i]->max = 100; + } + } + + list_for_each_entry(tf, &fio_traces, list) { + if (tf->trace->fio_seconds > 0) { + tf->fio_gld = alloc_line_data(tf->min_seconds, + tf->max_seconds, + tf->stop_seconds); + } + } + +} + +static void read_traces(void) +{ + struct trace_file *tf; + struct trace *trace; + u64 last_time; + u64 ymin; + u64 ymax; + u64 max_bank; + u64 max_bank_offset; + char *path = NULL; + + list_for_each_entry(tf, &all_traces, list) { + if (num_blktrace_devices) + path = join_path(blktrace_dest_dir, tf->filename); + else + path = strdup(tf->filename); + + trace = open_trace(path); + if (!trace) + exit(1); + + last_time = find_last_time(trace); + tf->trace = trace; + tf->max_seconds = SECONDS(last_time) + 1; + tf->stop_seconds = SECONDS(last_time) + 1; + + find_extreme_offsets(trace, &tf->min_offset, &tf->max_offset, + &max_bank, &max_bank_offset); + filter_outliers(trace, tf->min_offset, tf->max_offset, &ymin, &ymax); + tf->min_offset = ymin; + tf->max_offset = ymax; + + read_mpstat(trace, path); + tf->mpstat_stop_seconds = trace->mpstat_seconds; + tf->mpstat_max_seconds = trace->mpstat_seconds; + if (tf->mpstat_max_seconds) + found_mpstat = 1; + + free(path); + } + + list_for_each_entry(tf, &fio_traces, list) { + trace = open_fio_trace(tf->filename); + if (!trace) + exit(1); + tf->trace = trace; + tf->max_seconds = tf->trace->fio_seconds; + tf->stop_seconds = tf->trace->fio_seconds; + } +} + +static void pick_line_graph_color(void) +{ + struct trace_file *tf; + int i; + + list_for_each_entry(tf, &all_traces, list) { + for (i = 0; i < tf->io_plots; i++) { + if (tf->gdd_reads[i]) { + tf->line_color = tf->gdd_reads[i]->color; + tf->reads_color = tf->gdd_reads[i]->color; + } + if (tf->gdd_writes[i]) { + tf->line_color = tf->gdd_writes[i]->color; + tf->writes_color = tf->gdd_writes[i]->color; + } + if (tf->writes_color && tf->reads_color) + break; + } + if (!tf->reads_color) + tf->reads_color = tf->line_color; + if (!tf->writes_color) + tf->writes_color = tf->line_color; + } +} + +static void read_fio_events(struct trace_file *tf) +{ + u64 bw = 0; + int time = 0; + int dir = 0; + int ret; + + first_fio(tf->trace); + while (1) { + ret = read_fio_event(tf->trace, &time, &bw, &dir); + if (ret) + break; + + if (dir <= 1) + add_fio_gld(time, bw, tf->fio_gld); + if (next_fio_line(tf->trace)) + break; + } +} + +static void read_trace_events(void) +{ + + struct trace_file *tf; + struct trace *trace; + int ret; + int i; + unsigned int time; + double user, sys, iowait, irq, soft; + double max_user = 0, max_sys = 0, max_iowait = 0, + max_irq = 0, max_soft = 0; + + list_for_each_entry(tf, &fio_traces, list) + read_fio_events(tf); + + list_for_each_entry(tf, &all_traces, list) { + trace = tf->trace; + + first_record(trace); + do { + check_record(trace); + if (SECONDS(get_record_time(trace)) > tf->max_seconds) + continue; + add_tput(trace, tf->tput_writes_gld, tf->tput_reads_gld); + add_iop(trace, tf->iop_gld); + add_io(trace, tf); + add_pending_io(trace, tf->queue_depth_gld); + add_completed_io(trace, tf->latency_gld); + } while (!(ret = next_record(trace))); + } + list_for_each_entry(tf, &all_traces, list) { + trace = tf->trace; + + if (trace->mpstat_num_cpus == 0) + continue; + + first_mpstat(trace); + + for (time = 0; time < tf->mpstat_stop_seconds; time++) { + for (i = 0; i < (trace->mpstat_num_cpus + 1) * MPSTAT_GRAPHS; i += MPSTAT_GRAPHS) { + ret = read_mpstat_event(trace, &user, &sys, + &iowait, &irq, &soft); + if (ret) + goto mpstat_done; + if (next_mpstat_line(trace)) + goto mpstat_done; + + if (sys > max_sys) + max_sys = sys; + if (user > max_user) + max_user = user; + if (irq > max_irq) + max_irq = irq; + if (iowait > max_iowait) + max_iowait = iowait; + + add_mpstat_gld(time, sys, tf->mpstat_gld[i + MPSTAT_SYS]); + add_mpstat_gld(time, irq, tf->mpstat_gld[i + MPSTAT_IRQ]); + add_mpstat_gld(time, soft, tf->mpstat_gld[i + MPSTAT_SOFT]); + add_mpstat_gld(time, user, tf->mpstat_gld[i + MPSTAT_USER]); + add_mpstat_gld(time, iowait, tf->mpstat_gld[i + MPSTAT_IO]); + } + if (next_mpstat(trace) == NULL) + break; + } + } + +mpstat_done: + list_for_each_entry(tf, &all_traces, list) { + trace = tf->trace; + + if (trace->mpstat_num_cpus == 0) + continue; + + tf->mpstat_gld[MPSTAT_SYS]->max = max_sys; + tf->mpstat_gld[MPSTAT_IRQ]->max = max_irq; + tf->mpstat_gld[MPSTAT_SOFT]->max = max_soft; + tf->mpstat_gld[MPSTAT_USER]->max = max_user; + tf->mpstat_gld[MPSTAT_IO]->max = max_iowait;; + } + return; +} + +static void set_trace_label(char *label) +{ + int cur = 0; + struct trace_file *tf; + int len = strlen(label); + + if (len > longest_label) + longest_label = len; + + list_for_each_entry(tf, &all_traces, list) { + if (cur == label_index) { + tf->label = strdup(label); + label_index++; + return; + break; + } + cur++; + } + list_for_each_entry(tf, &fio_traces, list) { + if (cur == label_index) { + tf->label = strdup(label); + label_index++; + break; + } + cur++; + } +} + +static void set_blktrace_outfile(char *arg) +{ + char *s = strdup(arg); + char *last_dot = strrchr(s, '.'); + + if (last_dot) { + if (strcmp(last_dot, ".dump") == 0) + *last_dot = '\0'; + } + blktrace_outfile = s; +} + + +static void compare_minmax_tf(struct trace_file *tf, unsigned int *max_seconds, + u64 *min_offset, u64 *max_offset) +{ + if (tf->max_seconds > *max_seconds) + *max_seconds = tf->max_seconds; + if (tf->max_offset > *max_offset) + *max_offset = tf->max_offset; + if (tf->min_offset < *min_offset) + *min_offset = tf->min_offset; +} + +static void set_all_minmax_tf(unsigned int min_seconds, + unsigned int max_seconds, + u64 min_offset, u64 max_offset) +{ + struct trace_file *tf; + struct list_head *traces = &all_traces; +again: + list_for_each_entry(tf, traces, list) { + tf->min_seconds = min_seconds; + tf->max_seconds = max_seconds; + if (tf->stop_seconds > max_seconds) + tf->stop_seconds = max_seconds; + if (tf->mpstat_max_seconds) { + tf->mpstat_min_seconds = min_seconds; + tf->mpstat_max_seconds = max_seconds; + if (tf->mpstat_stop_seconds > max_seconds) + tf->mpstat_stop_seconds = max_seconds; + } + tf->min_offset = min_offset; + tf->max_offset = max_offset; + } + if (traces == &all_traces) { + traces = &fio_traces; + goto again; + } +} + +static struct pid_plot_history *alloc_pid_plot_history(char *color) +{ + struct pid_plot_history *pph; + + pph = calloc(1, sizeof(struct pid_plot_history)); + if (!pph) { + perror("memory allocation failed"); + exit(1); + } + pph->history = malloc(sizeof(double) * 4096); + if (!pph->history) { + perror("memory allocation failed"); + exit(1); + } + pph->history_len = 4096; + pph->color = color; + + return pph; +} + +static struct plot_history *alloc_plot_history(struct trace_file *tf) +{ + struct plot_history *ph = calloc(1, sizeof(struct plot_history)); + int i; + + if (!ph) { + perror("memory allocation failed"); + exit(1); + } + ph->read_pid_history = calloc(tf->io_plots, sizeof(struct pid_plot_history *)); + if (!ph->read_pid_history) { + perror("memory allocation failed"); + exit(1); + } + ph->write_pid_history = calloc(tf->io_plots, sizeof(struct pid_plot_history *)); + if (!ph->write_pid_history) { + perror("memory allocation failed"); + exit(1); + } + ph->pid_history_count = tf->io_plots; + for (i = 0; i < tf->io_plots; i++) { + if (tf->gdd_reads[i]) + ph->read_pid_history[i] = alloc_pid_plot_history(tf->gdd_reads[i]->color); + if (tf->gdd_writes[i]) + ph->write_pid_history[i] = alloc_pid_plot_history(tf->gdd_writes[i]->color); + } + return ph; +} + +LIST_HEAD(movie_history); +int num_histories = 0; + +static void free_plot_history(struct plot_history *ph) +{ + int pid; + + for (pid = 0; pid < ph->pid_history_count; pid++) { + if (ph->read_pid_history[pid]) + free(ph->read_pid_history[pid]); + if (ph->write_pid_history[pid]) + free(ph->write_pid_history[pid]); + } + free(ph->read_pid_history); + free(ph->write_pid_history); + free(ph); +} + +static void add_history(struct plot_history *ph, struct list_head *list) +{ + struct plot_history *entry; + + list_add_tail(&ph->list, list); + num_histories++; + + if (num_histories > 12) { + num_histories--; + entry = list_entry(list->next, struct plot_history, list); + list_del(&entry->list); + free_plot_history(entry); + } +} + +static void plot_movie_history(struct plot *plot, struct list_head *list) +{ + struct plot_history *ph; + int pid; + + if (num_histories > 2) + rewind_spindle_steps(num_histories - 1); + + list_for_each_entry(ph, list, list) { + for (pid = 0; pid < ph->pid_history_count; pid++) { + if (ph->read_pid_history[pid]) { + if (movie_style == MOVIE_SPINDLE) { + svg_io_graph_movie_array_spindle(plot, + ph->read_pid_history[pid]); + } else { + svg_io_graph_movie_array(plot, + ph->read_pid_history[pid]); + } + } + if (ph->write_pid_history[pid]) { + if (movie_style == MOVIE_SPINDLE) { + svg_io_graph_movie_array_spindle(plot, + ph->write_pid_history[pid]); + } else { + svg_io_graph_movie_array(plot, + ph->write_pid_history[pid]); + } + } + } + } +} + +static void free_all_plot_history(struct list_head *head) +{ + struct plot_history *entry; + + while (!list_empty(head)) { + entry = list_entry(head->next, struct plot_history, list); + list_del(&entry->list); + free_plot_history(entry); + } +} + +static int count_io_plot_types(void) +{ + struct trace_file *tf; + int i; + int total_io_types = 0; + + list_for_each_entry(tf, &all_traces, list) { + for (i = 0; i < tf->io_plots; i++) { + if (tf->gdd_reads[i]) + total_io_types++; + if (tf->gdd_writes[i]) + total_io_types++; + } + } + return total_io_types; +} + +static void plot_io_legend(struct plot *plot, struct graph_dot_data *gdd, char *prefix, char *rw) +{ + int ret = 0; + char *label = NULL; + if (io_per_process) + ret = asprintf(&label, "%s %s", prefix, gdd->label); + else + ret = asprintf(&label, "%s", prefix); + if (ret < 0) { + perror("Failed to process labels"); + exit(1); + } + svg_add_legend(plot, label, rw, gdd->color); + free(label); +} + +static void plot_io(struct plot *plot, unsigned int min_seconds, + unsigned int max_seconds, u64 min_offset, u64 max_offset) +{ + struct trace_file *tf; + int i; + + if (active_graphs[IO_GRAPH_INDEX] == 0) + return; + + setup_axis(plot); + + svg_alloc_legend(plot, count_io_plot_types() * 2); + + set_plot_label(plot, "Device IO"); + set_ylabel(plot, "Offset (MB)"); + set_yticks(plot, num_yticks, min_offset / (1024 * 1024), + max_offset / (1024 * 1024), ""); + set_xticks(plot, num_xticks, min_seconds, max_seconds); + + list_for_each_entry(tf, &all_traces, list) { + char *prefix = tf->label ? tf->label : ""; + + for (i = 0; i < tf->io_plots; i++) { + if (tf->gdd_writes[i]) { + svg_io_graph(plot, tf->gdd_writes[i]); + plot_io_legend(plot, tf->gdd_writes[i], prefix, " Writes"); + } + if (tf->gdd_reads[i]) { + svg_io_graph(plot, tf->gdd_reads[i]); + plot_io_legend(plot, tf->gdd_reads[i], prefix, " Reads"); + } + } + } + if (plot->add_xlabel) + set_xlabel(plot, "Time (seconds)"); + svg_write_legend(plot); + close_plot(plot); +} + +static void plot_tput(struct plot *plot, unsigned int min_seconds, + unsigned int max_seconds, int with_legend) +{ + struct trace_file *tf; + char *units; + char line[128]; + u64 max = 0, val; + + if (active_graphs[TPUT_GRAPH_INDEX] == 0) + return; + + if (with_legend) + svg_alloc_legend(plot, num_traces * 2); + + list_for_each_entry(tf, &all_traces, list) { + val = line_graph_roll_avg_max(tf->tput_writes_gld); + if (val > max) + max = val; + val = line_graph_roll_avg_max(tf->tput_reads_gld); + if (val > max) + max = val; + } + list_for_each_entry(tf, &all_traces, list) { + if (tf->tput_writes_gld->max > 0) + tf->tput_writes_gld->max = max; + if (tf->tput_reads_gld->max > 0) + tf->tput_reads_gld->max = max; + } + + setup_axis(plot); + set_plot_label(plot, "Throughput"); + + tf = list_entry(all_traces.next, struct trace_file, list); + + scale_line_graph_bytes(&max, &units, 1024); + sprintf(line, "%sB/s", units); + set_ylabel(plot, line); + set_yticks(plot, num_yticks, 0, max, ""); + set_xticks(plot, num_xticks, min_seconds, max_seconds); + + list_for_each_entry(tf, &all_traces, list) { + if (tf->tput_writes_gld->max > 0) { + svg_line_graph(plot, tf->tput_writes_gld, tf->writes_color, 0, 0); + if (with_legend) + svg_add_legend(plot, tf->label, " Writes", tf->writes_color); + } + if (tf->tput_reads_gld->max > 0) { + svg_line_graph(plot, tf->tput_reads_gld, tf->reads_color, 0, 0); + if (with_legend) + svg_add_legend(plot, tf->label, " Reads", tf->reads_color); + } + } + + if (plot->add_xlabel) + set_xlabel(plot, "Time (seconds)"); + + if (with_legend) + svg_write_legend(plot); + + close_plot(plot); + total_graphs_written++; +} + +static void plot_fio_tput(struct plot *plot, + unsigned int min_seconds, unsigned int max_seconds) +{ + struct trace_file *tf; + char *units; + char line[128]; + u64 max = 0, val; + + if (num_fio_traces == 0 || active_graphs[FIO_GRAPH_INDEX] == 0) + return; + + if (num_fio_traces > 1) + svg_alloc_legend(plot, num_fio_traces); + + list_for_each_entry(tf, &fio_traces, list) { + val = line_graph_roll_avg_max(tf->fio_gld); + if (val > max) + max = val; + } + + list_for_each_entry(tf, &fio_traces, list) { + if (tf->fio_gld->max > 0) + tf->fio_gld->max = max; + } + + setup_axis(plot); + set_plot_label(plot, "Fio Throughput"); + + tf = list_entry(all_traces.next, struct trace_file, list); + + scale_line_graph_bytes(&max, &units, 1024); + sprintf(line, "%sB/s", units); + set_ylabel(plot, line); + set_yticks(plot, num_yticks, 0, max, ""); + + set_xticks(plot, num_xticks, min_seconds, max_seconds); + list_for_each_entry(tf, &fio_traces, list) { + if (tf->fio_gld->max > 0) { + svg_line_graph(plot, tf->fio_gld, tf->line_color, 0, 0); + if (num_fio_traces > 1) + svg_add_legend(plot, tf->label, "", tf->line_color); + } + } + + if (plot->add_xlabel) + set_xlabel(plot, "Time (seconds)"); + + if (num_fio_traces > 1) + svg_write_legend(plot); + close_plot(plot); + total_graphs_written++; +} + +static void plot_cpu(struct plot *plot, unsigned int max_seconds, char *label, + int active_index, int gld_index) +{ + struct trace_file *tf; + int max = 0; + int i; + unsigned int gld_i; + char *color; + double avg = 0; + int ymax; + int plotted = 0; + + if (active_graphs[active_index] == 0) + return; + + list_for_each_entry(tf, &all_traces, list) { + if (tf->trace->mpstat_num_cpus > max) + max = tf->trace->mpstat_num_cpus; + } + if (max == 0) + return; + + tf = list_entry(all_traces.next, struct trace_file, list); + + ymax = tf->mpstat_gld[gld_index]->max; + if (ymax == 0) + return; + + svg_alloc_legend(plot, num_traces * max); + + setup_axis(plot); + set_plot_label(plot, label); + + max_seconds = tf->mpstat_max_seconds; + + set_yticks(plot, num_yticks, 0, tf->mpstat_gld[gld_index]->max, ""); + set_ylabel(plot, "Percent"); + set_xticks(plot, num_xticks, tf->mpstat_min_seconds, max_seconds); + + reset_cpu_color(); + list_for_each_entry(tf, &all_traces, list) { + if (tf->mpstat_gld == 0) + break; + for (gld_i = tf->mpstat_gld[0]->min_seconds; + gld_i < tf->mpstat_gld[0]->stop_seconds; gld_i++) { + if (tf->mpstat_gld[gld_index]->data[gld_i].count) { + avg += (tf->mpstat_gld[gld_index]->data[gld_i].sum / + tf->mpstat_gld[gld_index]->data[gld_i].count); + } + } + avg /= tf->mpstat_gld[gld_index]->stop_seconds - + tf->mpstat_gld[gld_index]->min_seconds; + color = pick_cpu_color(); + svg_line_graph(plot, tf->mpstat_gld[0], color, 0, 0); + svg_add_legend(plot, tf->label, " avg", color); + + for (i = 1; i < tf->trace->mpstat_num_cpus + 1; i++) { + struct graph_line_data *gld = tf->mpstat_gld[i * MPSTAT_GRAPHS + gld_index]; + double this_avg = 0; + + for (gld_i = gld->min_seconds; + gld_i < gld->stop_seconds; gld_i++) { + if (gld->data[i].count) { + this_avg += gld->data[i].sum / + gld->data[i].count; + } + } + + this_avg /= gld->stop_seconds - gld->min_seconds; + + for (gld_i = gld->min_seconds; + gld_i < gld->stop_seconds; gld_i++) { + double val; + + if (gld->data[gld_i].count == 0) + continue; + val = (double)gld->data[gld_i].sum / + gld->data[gld_i].count; + + if (this_avg > avg + 30 || val > 95) { + color = pick_cpu_color(); + svg_line_graph(plot, gld, color, avg + 30, 95); + snprintf(line, line_len, " CPU %d\n", i - 1); + svg_add_legend(plot, tf->label, line, color); + plotted++; + break; + } + + } + } + } + + if (plot->add_xlabel) + set_xlabel(plot, "Time (seconds)"); + + if (!plot->no_legend) { + svg_write_legend(plot); + svg_free_legend(plot); + } + close_plot(plot); + total_graphs_written++; +} + +static void plot_queue_depth(struct plot *plot, unsigned int min_seconds, + unsigned int max_seconds) +{ + struct trace_file *tf; + u64 max = 0, val; + + if (active_graphs[QUEUE_DEPTH_GRAPH_INDEX] == 0) + return; + + setup_axis(plot); + set_plot_label(plot, "Queue Depth"); + if (num_traces > 1) + svg_alloc_legend(plot, num_traces); + + list_for_each_entry(tf, &all_traces, list) { + val = line_graph_roll_avg_max(tf->queue_depth_gld); + if (val > max) + max = val; + } + + list_for_each_entry(tf, &all_traces, list) + tf->queue_depth_gld->max = max; + + set_ylabel(plot, "Pending IO"); + set_yticks(plot, num_yticks, 0, max, ""); + set_xticks(plot, num_xticks, min_seconds, max_seconds); + + list_for_each_entry(tf, &all_traces, list) { + svg_line_graph(plot, tf->queue_depth_gld, tf->line_color, 0, 0); + if (num_traces > 1) + svg_add_legend(plot, tf->label, "", tf->line_color); + } + + if (plot->add_xlabel) + set_xlabel(plot, "Time (seconds)"); + if (num_traces > 1) + svg_write_legend(plot); + close_plot(plot); + total_graphs_written++; +} + +static void system_check(const char *cmd) +{ + if (system(cmd) < 0) { + int err = errno; + + fprintf(stderr, "system exec failed (%d): %s\n", err, cmd); + exit(1); + } +} + +static void convert_movie_files(char *movie_dir) +{ + fprintf(stderr, "Converting svg files in %s\n", movie_dir); + snprintf(line, line_len, "find %s -name \\*.svg | xargs -I{} -n 1 -P 8 rsvg-convert -o {}.png {}", + movie_dir); + system_check(line); +} + +static void mencode_movie(char *movie_dir) +{ + fprintf(stderr, "Creating movie %s with ffmpeg\n", movie_dir); + snprintf(line, line_len, "ffmpeg -r 20 -y -i %s/%%10d-%s.svg.png -b:v 250k " + "-vcodec %s %s", movie_dir, output_filename, ffmpeg_codec, + output_filename); + system_check(line); +} + +static void tencode_movie(char *movie_dir) +{ + fprintf(stderr, "Creating movie %s with png2theora\n", movie_dir); + snprintf(line, line_len, "png2theora -o %s %s/%%010d-%s.svg.png", + output_filename, movie_dir, output_filename); + system_check(line); +} + +static void encode_movie(char *movie_dir) +{ + char *last_dot = strrchr(output_filename, '.'); + + if (last_dot && + (!strncmp(last_dot, ".ogg", 4) || !strncmp(last_dot, ".ogv", 4))) { + tencode_movie(movie_dir); + } else + mencode_movie(movie_dir); +} + +static void cleanup_movie(char *movie_dir) +{ + if (keep_movie_svgs) { + fprintf(stderr, "Keeping movie dir %s\n", movie_dir); + return; + } + fprintf(stderr, "Removing movie dir %s\n", movie_dir); + snprintf(line, line_len, "rm %s/*", movie_dir); + system_check(line); + + snprintf(line, line_len, "rmdir %s", movie_dir); + system_check(line); +} + +static void plot_io_movie(struct plot *plot) +{ + struct trace_file *tf; + int i, pid; + struct plot_history *history; + int batch_i; + int movie_len = 30; + int movie_frames_per_sec = 20; + int total_frames = movie_len * movie_frames_per_sec; + int rows, cols; + int batch_count; + int graph_width_factor = 5; + int orig_y_offset; + char movie_dir[] = "io-movie-XXXXXX"; + + if (mkdtemp(movie_dir) == NULL) { + perror("Unable to create temp directory for movie files"); + exit(1); + } + + get_graph_size(&cols, &rows); + batch_count = cols / total_frames; + + if (batch_count == 0) + batch_count = 1; + + list_for_each_entry(tf, &all_traces, list) { + char *prefix = tf->label ? tf->label : ""; + + i = 0; + while (i < cols) { + snprintf(line, line_len, "%s/%010d-%s.svg", movie_dir, i, output_filename); + set_plot_output(plot, line); + set_plot_title(plot, graph_title); + orig_y_offset = plot->start_y_offset; + + plot->no_legend = 1; + + set_graph_size(cols / graph_width_factor, rows / 8); + plot->timeline = i / graph_width_factor; + + plot_tput(plot, tf->min_seconds, tf->max_seconds, 0); + + plot_cpu(plot, tf->max_seconds, + "CPU System Time", CPU_SYS_GRAPH_INDEX, MPSTAT_SYS); + + plot->direction = PLOT_ACROSS; + plot_queue_depth(plot, tf->min_seconds, tf->max_seconds); + + /* movie graph starts here */ + plot->start_y_offset = orig_y_offset; + set_graph_size(cols - cols / graph_width_factor, rows); + plot->no_legend = 0; + plot->timeline = 0; + plot->direction = PLOT_DOWN;; + + if (movie_style == MOVIE_SPINDLE) + setup_axis_spindle(plot); + else + setup_axis(plot); + + svg_alloc_legend(plot, count_io_plot_types() * 2); + + history = alloc_plot_history(tf); + history->col = i; + + for (pid = 0; pid < tf->io_plots; pid++) { + if (tf->gdd_reads[pid]) + plot_io_legend(plot, tf->gdd_reads[pid], prefix, " Reads"); + if (tf->gdd_writes[pid]) + plot_io_legend(plot, tf->gdd_writes[pid], prefix, " Writes"); + } + + batch_i = 0; + while (i < cols && batch_i < batch_count) { + for (pid = 0; pid < tf->io_plots; pid++) { + if (tf->gdd_reads[pid]) { + svg_io_graph_movie(tf->gdd_reads[pid], + history->read_pid_history[pid], + i); + } + if (tf->gdd_writes[pid]) { + svg_io_graph_movie(tf->gdd_writes[pid], + history->write_pid_history[pid], + i); + } + } + i++; + batch_i++; + } + + add_history(history, &movie_history); + + plot_movie_history(plot, &movie_history); + + svg_write_legend(plot); + close_plot(plot); + close_plot(plot); + + close_plot_file(plot); + } + free_all_plot_history(&movie_history); + } + convert_movie_files(movie_dir); + encode_movie(movie_dir); + cleanup_movie(movie_dir); +} + +static void plot_latency(struct plot *plot, unsigned int min_seconds, + unsigned int max_seconds) +{ + struct trace_file *tf; + char *units; + char line[128]; + u64 max = 0, val; + + if (active_graphs[LATENCY_GRAPH_INDEX] == 0) + return; + + if (num_traces > 1) + svg_alloc_legend(plot, num_traces); + + list_for_each_entry(tf, &all_traces, list) { + val = line_graph_roll_avg_max(tf->latency_gld); + if (val > max) + max = val; + } + + list_for_each_entry(tf, &all_traces, list) + tf->latency_gld->max = max; + + setup_axis(plot); + set_plot_label(plot, "IO Latency"); + + tf = list_entry(all_traces.next, struct trace_file, list); + + scale_line_graph_time(&max, &units); + sprintf(line, "latency (%ss)", units); + set_ylabel(plot, line); + set_yticks(plot, num_yticks, 0, max, ""); + set_xticks(plot, num_xticks, min_seconds, max_seconds); + + list_for_each_entry(tf, &all_traces, list) { + svg_line_graph(plot, tf->latency_gld, tf->line_color, 0, 0); + if (num_traces > 1) + svg_add_legend(plot, tf->label, "", tf->line_color); + } + + if (plot->add_xlabel) + set_xlabel(plot, "Time (seconds)"); + if (num_traces > 1) + svg_write_legend(plot); + close_plot(plot); + total_graphs_written++; +} + +static void plot_iops(struct plot *plot, unsigned int min_seconds, + unsigned int max_seconds) +{ + struct trace_file *tf; + char *units; + u64 max = 0, val; + + if (active_graphs[IOPS_GRAPH_INDEX] == 0) + return; + + list_for_each_entry(tf, &all_traces, list) { + val = line_graph_roll_avg_max(tf->iop_gld); + if (val > max) + max = val; + } + + list_for_each_entry(tf, &all_traces, list) + tf->iop_gld->max = max; + + setup_axis(plot); + set_plot_label(plot, "IOPs"); + if (num_traces > 1) + svg_alloc_legend(plot, num_traces); + + tf = list_entry(all_traces.next, struct trace_file, list); + + scale_line_graph_bytes(&max, &units, 1000); + set_ylabel(plot, "IO/s"); + + set_yticks(plot, num_yticks, 0, max, units); + set_xticks(plot, num_xticks, min_seconds, max_seconds); + + list_for_each_entry(tf, &all_traces, list) { + svg_line_graph(plot, tf->iop_gld, tf->line_color, 0, 0); + if (num_traces > 1) + svg_add_legend(plot, tf->label, "", tf->line_color); + } + + if (plot->add_xlabel) + set_xlabel(plot, "Time (seconds)"); + if (num_traces > 1) + svg_write_legend(plot); + + close_plot(plot); + total_graphs_written++; +} + +static void check_plot_columns(struct plot *plot, int index) +{ + int count; + + if (columns > 1 && (total_graphs_written == 0 || + total_graphs_written % columns != 0)) { + count = graphs_left(index); + if (plot->direction == PLOT_DOWN) { + plot->start_x_offset = 0; + if (count <= columns) + plot->add_xlabel = 1; + } + plot->direction = PLOT_ACROSS; + + } else { + plot->direction = PLOT_DOWN; + if (index == last_active_graph) + plot->add_xlabel = 1; + } + +} + +enum { + HELP_LONG_OPT = 1, +}; + +char *option_string = "+F:T:t:o:l:r:O:N:d:D:pm::h:w:c:x:y:a:C:PK"; +static struct option long_options[] = { + {"columns", required_argument, 0, 'c'}, + {"fio-trace", required_argument, 0, 'F'}, + {"title", required_argument, 0, 'T'}, + {"trace", required_argument, 0, 't'}, + {"output", required_argument, 0, 'o'}, + {"label", required_argument, 0, 'l'}, + {"rolling", required_argument, 0, 'r'}, + {"no-graph", required_argument, 0, 'N'}, + {"only-graph", required_argument, 0, 'O'}, + {"device", required_argument, 0, 'd'}, + {"blktrace-destination", required_argument, 0, 'D'}, + {"prog", no_argument, 0, 'p'}, + {"movie", optional_argument, 0, 'm'}, + {"codec", optional_argument, 0, 'C'}, + {"keep-movie-svgs", no_argument, 0, 'K'}, + {"width", required_argument, 0, 'w'}, + {"height", required_argument, 0, 'h'}, + {"xzoom", required_argument, 0, 'x'}, + {"yzoom", required_argument, 0, 'y'}, + {"io-plot-action", required_argument, 0, 'a'}, + {"per-process-io", no_argument, 0, 'P'}, + {"help", no_argument, 0, HELP_LONG_OPT}, + {0, 0, 0, 0} +}; + +static void print_usage(void) +{ + fprintf(stderr, "iowatcher usage:\n" + "\t-d (--device): device for blktrace to trace\n" + "\t-D (--blktrace-destination): destination for blktrace\n" + "\t-t (--trace): trace file name (more than one allowed)\n" + "\t-F (--fio-trace): fio bandwidth trace (more than one allowed)\n" + "\t-l (--label): trace label in the graph\n" + "\t-o (--output): output file name for the SVG image or video\n" + "\t-p (--prog): run a program while blktrace is run\n" + "\t-K (--keep-movie-svgs keep svgs generated for movie mode\n" + "\t-m (--movie [=spindle|rect]): create IO animations\n" + "\t-C (--codec): ffmpeg codec. Use ffmpeg -codecs to list\n" + "\t-r (--rolling): number of seconds in the rolling averge\n" + "\t-T (--title): graph title\n" + "\t-N (--no-graph): skip a single graph (io, tput, latency, queue-depth, \n" + "\t\t\tiops, cpu-sys, cpu-io, cpu-irq cpu-soft cpu-user)\n" + "\t-O (--only-graph): add a single graph to the output\n" + "\t-h (--height): set the height of each graph\n" + "\t-w (--width): set the width of each graph\n" + "\t-c (--columns): numbers of columns in graph output\n" + "\t-x (--xzoom): limit processed time to min:max\n" + "\t-y (--yzoom): limit processed sectors to min:max\n" + "\t-a (--io-plot-action): plot given action (one of Q,D,C) in IO graph\n" + "\t-P (--per-process-io): distinguish between processes in IO graph\n" + ); + exit(1); +} + +static int parse_double_range(char *str, double *min, double *max) +{ + char *end; + + /* Empty lower bound - leave original value */ + if (str[0] != ':') { + *min = strtod(str, &end); + if (*min == HUGE_VAL || *min == -HUGE_VAL) + return -ERANGE; + if (*end != ':') + return -EINVAL; + } else + end = str; + /* Empty upper bound - leave original value */ + if (end[1]) { + *max = strtod(end+1, &end); + if (*max == HUGE_VAL || *max == -HUGE_VAL) + return -ERANGE; + if (*end != 0) + return -EINVAL; + } + if (*min > *max) + return -EINVAL; + return 0; +} + +static int parse_ull_range(char *str, unsigned long long *min, + unsigned long long *max) +{ + char *end; + + /* Empty lower bound - leave original value */ + if (str[0] != ':') { + *min = strtoull(str, &end, 10); + if (*min == ULLONG_MAX && errno == ERANGE) + return -ERANGE; + if (*end != ':') + return -EINVAL; + } else + end = str; + /* Empty upper bound - leave original value */ + if (end[1]) { + *max = strtoull(end+1, &end, 10); + if (*max == ULLONG_MAX && errno == ERANGE) + return -ERANGE; + if (*end != 0) + return -EINVAL; + } + if (*min > *max) + return -EINVAL; + return 0; +} + +static int parse_options(int ac, char **av) +{ + int c; + int disabled = 0; + int p_flagged = 0; + + while (1) { + int option_index = 0; + + c = getopt_long(ac, av, option_string, + long_options, &option_index); + + if (c == -1) + break; + + switch(c) { + case 'T': + graph_title = strdup(optarg); + break; + case 't': + add_trace_file(optarg); + set_blktrace_outfile(optarg); + break; + case 'F': + add_fio_trace_file(optarg); + break; + case 'o': + output_filename = strdup(optarg); + break; + case 'l': + set_trace_label(optarg); + break; + case 'r': + set_rolling_avg(atoi(optarg)); + break; + case 'O': + if (!disabled) { + disable_all_graphs(); + disabled = 1; + } + enable_one_graph(optarg); + break; + case 'N': + disable_one_graph(optarg); + break; + case 'd': + if (num_blktrace_devices == MAX_DEVICES_PER_TRACE - 1) { + fprintf(stderr, "Too many blktrace devices provided\n"); + exit(1); + } + blktrace_devices[num_blktrace_devices++] = strdup(optarg); + break; + case 'D': + blktrace_dest_dir = strdup(optarg); + if (!strcmp(blktrace_dest_dir, "")) { + fprintf(stderr, "Need a directory\n"); + print_usage(); + } + break; + case 'p': + p_flagged = 1; + break; + case 'K': + keep_movie_svgs = 1; + break; + case 'm': + make_movie = 1; + if (optarg) { + movie_style = lookup_movie_style(optarg); + if (movie_style < 0) { + fprintf(stderr, "Unknown movie style %s\n", optarg); + print_usage(); + } + } + fprintf(stderr, "Using movie style: %s\n", + movie_styles[movie_style]); + break; + case 'C': + ffmpeg_codec = strdup(optarg); + break; + case 'h': + opt_graph_height = atoi(optarg); + break; + case 'w': + opt_graph_width = atoi(optarg); + break; + case 'c': + columns = atoi(optarg); + break; + case 'x': + if (parse_double_range(optarg, &min_time, &max_time) + < 0) { + fprintf(stderr, "Cannot parse time range %s\n", + optarg); + exit(1); + } + break; + case 'y': + if (parse_ull_range(optarg, &min_mb, &max_mb) + < 0) { + fprintf(stderr, + "Cannot parse offset range %s\n", + optarg); + exit(1); + } + if (max_mb > ULLONG_MAX >> 20) { + fprintf(stderr, + "Upper range limit too big." + " Maximum is %llu.\n", ULLONG_MAX >> 20); + exit(1); + } + break; + case 'a': + if (strlen(optarg) != 1) { +action_err: + fprintf(stderr, "Action must be one of Q, D, C."); + exit(1); + } + plot_io_action = action_char_to_num(optarg[0]); + if (plot_io_action < 0) + goto action_err; + break; + case 'P': + io_per_process = 1; + break; + case '?': + case HELP_LONG_OPT: + print_usage(); + break; + default: + break; + } + } + + if (optind < ac && p_flagged) { + prog_argv = &av[optind]; + prog_argc = ac - optind; + } else if (p_flagged) { + fprintf(stderr, "--prog or -p given but no program specified\n"); + exit(1); + } else if (optind < ac) { + fprintf(stderr, "Extra arguments '%s'... (and --prog not specified)\n", av[optind]); + exit(1); + } + + return 0; +} + +static void dest_mkdir(char *dir) +{ + int ret; + + ret = mkdir(dir, 0777); + if (ret && errno != EEXIST) { + fprintf(stderr, "failed to mkdir error %s\n", strerror(errno)); + exit(errno); + } +} + +int main(int ac, char **av) +{ + struct plot *plot; + unsigned int min_seconds = 0; + unsigned int max_seconds = 0; + u64 max_offset = 0; + u64 min_offset = ~(u64)0; + struct trace_file *tf; + int ret; + int rows, cols; + + init_io_hash_table(); + init_process_hash_table(); + + enable_all_graphs(); + + parse_options(ac, av); + + last_active_graph = last_graph(); + if (make_movie) { + set_io_graph_scale(256); + if (movie_style == MOVIE_SPINDLE) + set_graph_size(750, 550); + else + set_graph_size(700, 400); + + /* + * the plots in the movie don't have a seconds + * line yet, this makes us skip it + */ + last_active_graph = TOTAL_GRAPHS + 1; + } + if (opt_graph_height) + set_graph_height(opt_graph_height); + + if (opt_graph_width) + set_graph_width(opt_graph_width); + + if (list_empty(&all_traces) && list_empty(&fio_traces)) { + fprintf(stderr, "No traces found, exiting\n"); + exit(1); + } + + if (num_blktrace_devices) { + char *path = join_path(blktrace_dest_dir, blktrace_outfile); + dest_mkdir(blktrace_dest_dir); + dest_mkdir(path); + + snprintf(line, line_len, "%s.dump", path); + unlink(line); + + ret = start_blktrace(blktrace_devices, num_blktrace_devices, + blktrace_outfile, blktrace_dest_dir); + if (ret) { + perror("Exiting due to blktrace failure"); + exit(ret); + } + + snprintf(line, line_len, "%s.mpstat", path); + ret = start_mpstat(line); + if (ret) { + perror("Exiting due to mpstat failure"); + exit(ret); + } + + if (prog_argv && prog_argc) { + run_program(prog_argc, prog_argv, 1, NULL, NULL); + wait_for_tracers(SIGINT); + } else { + printf("Tracing until interrupted...\n"); + wait_for_tracers(0); + } + free(path); + } + + /* step one, read all the traces */ + read_traces(); + + /* step two, find the maxes for time and offset */ + list_for_each_entry(tf, &all_traces, list) + compare_minmax_tf(tf, &max_seconds, &min_offset, &max_offset); + list_for_each_entry(tf, &fio_traces, list) + compare_minmax_tf(tf, &max_seconds, &min_offset, &max_offset); + min_seconds = min_time; + if (max_seconds > max_time) + max_seconds = ceil(max_time); + if (min_offset < min_mb << 20) + min_offset = min_mb << 20; + if (max_offset > max_mb << 20) + max_offset = max_mb << 20; + + /* push the max we found into all the tfs */ + set_all_minmax_tf(min_seconds, max_seconds, min_offset, max_offset); + + /* alloc graphing structs for all the traces */ + setup_trace_file_graphs(); + + /* run through all the traces and read their events */ + read_trace_events(); + + pick_line_graph_color(); + + plot = alloc_plot(); + + if (make_movie) { + set_legend_width(longest_label + longest_proc_name + 1 + strlen("writes")); + plot_io_movie(plot); + exit(0); + } + + set_plot_output(plot, output_filename); + + if (active_graphs[IO_GRAPH_INDEX] || found_mpstat) + set_legend_width(longest_label + longest_proc_name + 1 + strlen("writes")); + else if (num_traces >= 1 || num_fio_traces >= 1) + set_legend_width(longest_label); + else + set_legend_width(0); + + get_graph_size(&cols, &rows); + if (columns > 1) + plot->add_xlabel = 1; + set_plot_title(plot, graph_title); + + check_plot_columns(plot, IO_GRAPH_INDEX); + plot_io(plot, min_seconds, max_seconds, min_offset, max_offset); + plot->add_xlabel = 0; + + if (columns > 1) { + set_graph_size(cols / columns, rows); + num_xticks /= columns; + if (num_xticks < 2) + num_xticks = 2; + } + if (rows <= 50) + num_yticks--; + + check_plot_columns(plot, TPUT_GRAPH_INDEX); + plot_tput(plot, min_seconds, max_seconds, 1); + + check_plot_columns(plot, FIO_GRAPH_INDEX); + plot_fio_tput(plot, min_seconds, max_seconds); + + check_plot_columns(plot, CPU_IO_GRAPH_INDEX); + plot_cpu(plot, max_seconds, "CPU IO Wait Time", + CPU_IO_GRAPH_INDEX, MPSTAT_IO); + + check_plot_columns(plot, CPU_SYS_GRAPH_INDEX); + plot_cpu(plot, max_seconds, "CPU System Time", + CPU_SYS_GRAPH_INDEX, MPSTAT_SYS); + + check_plot_columns(plot, CPU_IRQ_GRAPH_INDEX); + plot_cpu(plot, max_seconds, "CPU IRQ Time", + CPU_IRQ_GRAPH_INDEX, MPSTAT_IRQ); + + check_plot_columns(plot, CPU_SOFT_GRAPH_INDEX); + plot_cpu(plot, max_seconds, "CPU SoftIRQ Time", + CPU_SOFT_GRAPH_INDEX, MPSTAT_SOFT); + + check_plot_columns(plot, CPU_USER_GRAPH_INDEX); + plot_cpu(plot, max_seconds, "CPU User Time", + CPU_USER_GRAPH_INDEX, MPSTAT_USER); + + check_plot_columns(plot, LATENCY_GRAPH_INDEX); + plot_latency(plot, min_seconds, max_seconds); + + check_plot_columns(plot, QUEUE_DEPTH_GRAPH_INDEX); + plot_queue_depth(plot, min_seconds, max_seconds); + + check_plot_columns(plot, IOPS_GRAPH_INDEX); + plot_iops(plot, min_seconds, max_seconds); + + /* once for all */ + close_plot(plot); + close_plot_file(plot); + return 0; +} |