void make_tunables_script(char *file)
{
init_tuning();
sort_tunables();
// try to open the file for writing.
FILE* f = (file)?fopen(file,"w"):stdout;
if (!f) {
fprintf(stderr,"Error: cannot open file %s for writing",file);
return;
}
/* print shebang and some comments. */
fprintf(f,"#!/bin/bash\n\n");
fprintf(f,"###################################\n");
fprintf(f,"####### PowerTOP Tunables #######\n");
fprintf(f,"###################################\n\n");
for (size_t i = 0; i < all_tunables.size(); i++) {
if (all_tunables[i]->good_bad() != TUNE_BAD)
continue;
// TODO: it woudl be nice to categorize here.
fprintf(f,"# %s\n", all_tunables[i]->description());
fprintf(f,"%s\n\n", all_tunables[i]->toggle_script());
}
if (f != stderr)
fclose(f);
}
static void init_tuning(void)
{
add_sysfs_tunable(_("Enable Audio codec power management"), "/sys/module/snd_hda_intel/parameters/power_save", "1");
add_sysfs_tunable(_("NMI watchdog should be turned off"), "/proc/sys/kernel/nmi_watchdog", "0");
add_sysfs_tunable(_("Power Aware CPU scheduler"), "/sys/devices/system/cpu/sched_mc_power_savings", "1");
add_sysfs_tunable(_("VM writeback timeout"), "/proc/sys/vm/dirty_writeback_centisecs", "1500");
add_sata_tunables();
add_usb_tunables();
add_runtime_tunables("pci");
add_ethernet_tunable();
add_bt_tunable();
add_wifi_tunables();
add_cpufreq_tunable();
sort_tunables();
}
void report_show_tunables(void)
{
unsigned int i;
bool is_header;
/* three tables; bad, unfixable, good */
sort_tunables();
report.begin_section(SECTION_TUNING);
for (is_header = true, i = 0; i < all_tunables.size(); i++) {
int gb;
gb = all_tunables[i]->good_bad();
if (gb != TUNE_BAD)
continue;
if (is_header) {
report.add_header("Software Settings in need of Tuning");
report.begin_table(TABLE_WIDE);
report.begin_row();
report.begin_cell(CELL_TUNABLE_HEADER);
report.add("Description");
report.begin_cell(CELL_TUNABLE_HEADER);
report.add("Script");
is_header = false;
}
report.begin_row(ROW_TUNABLE_BAD);
report.begin_cell();
report.add(all_tunables[i]->description());
report.begin_cell();
report.add(all_tunables[i]->toggle_script());
}
for (i = 0, is_header = true; i < all_untunables.size(); i++) {
if (is_header) {
report.add_header("Untunable Software Issues");
report.begin_table(TABLE_WIDE);
report.begin_row();
report.begin_cell(CELL_TUNABLE_HEADER);
report.add("Description");
is_header = false;
}
report.begin_row(ROW_TUNABLE_BAD);
report.begin_cell();
report.add(all_untunables[i]->description());
}
for (i = 0, is_header = true; i < all_tunables.size(); i++) {
int gb;
gb = all_tunables[i]->good_bad();
if (gb != TUNE_GOOD)
continue;
if (is_header) {
report.add_header("Optimal Tuned Software Settings");
report.begin_table(TABLE_WIDE);
report.begin_row();
report.begin_cell(CELL_TUNABLE_HEADER);
report.add("Description");
is_header = false;
}
report.begin_row(ROW_TUNABLE);
report.begin_cell();
report.add(all_tunables[i]->description());
}
}
void tuning_window::expose(void)
{
cursor_pos = 0;
sort_tunables();
repaint();
}
void report_show_tunables(void)
{
unsigned int i, line;
/* three sections; bad, unfixable, good */
if ((!reportout.csv_report)&&(!reportout.http_report))
return;
sort_tunables();
if (reporttype)
fprintf(reportout.http_report, "<div id=\"tuning\">\n");
line = 0;
for (i = 0; i < all_tunables.size(); i++) {
int gb;
gb = all_tunables[i]->good_bad();
if (gb != TUNE_BAD)
continue;
if (line == 0) {
if(reporttype)
fprintf(reportout.http_report,"<h2>Software Settings in need of Tuning</h2>\n <table width=\"100%%\">\n");
else
fprintf(reportout.csv_report,"**Software Settings in need of Tuning**, \n\n");
}
line++;
if (i < 1 && !reporttype)
fprintf(reportout.csv_report, "Description, \n");
if (reporttype)
fprintf(reportout.http_report, "<tr class=\"%s\"><td>%s</td><td>%s</td></tr>\n", tune_class_bad(line), all_tunables[i]->description(), all_tunables[i]->toggle_script());
else
fprintf(reportout.csv_report, "\"%s\", \n", all_tunables[i]->description());
}
if (line > 0) {
if(reporttype)
fprintf(reportout.http_report,"</table>\n");
else
fprintf(reportout.csv_report, "\n");
}
line = 0;
for (i = 0; i < all_untunables.size(); i++) {
if (line == 0) {
if(reporttype)
fprintf(reportout.http_report,
"<h2>Untunable Software Issues</h2>\n <table width=\"100%%\">\n");
else
fprintf(reportout.csv_report,
"**Untunable Software Issues**,\n\n");
}
line++;
if (i < 1 && !reporttype)
fprintf(reportout.csv_report, "Description, \n");
if (reporttype)
fprintf(reportout.http_report,
"<tr class=\"%s\"><td>%s</td></tr>\n",
tune_class_bad(line), all_untunables[i]->description());
else
fprintf(reportout.csv_report,"\"%s\", \n", all_untunables[i]->description());
}
if (line > 0) {
if(reporttype)
fprintf(reportout.http_report,"</table>\n");
else
fprintf(reportout.csv_report,"\n");
}
line = 0;
for (i = 0; i < all_tunables.size(); i++) {
int gb;
gb = all_tunables[i]->good_bad();
if (gb != TUNE_GOOD)
continue;
if (line == 0) {
if (reporttype)
fprintf(reportout.http_report,
"<h2>Optimal Tuned Software Settings</h2>\n <table width=\"100%%\">\n");
else
fprintf(reportout.csv_report,
"**Optimal Tuned Software Settings**, \n\n");
}
line++;
if (i < 1 && !reporttype)
fprintf(reportout.csv_report, "Description, \n");
if (reporttype)
fprintf(reportout.http_report,"<tr class=\"%s\"><td>%s</td></tr>\n",
tune_class(line), all_tunables[i]->description());
else
fprintf(reportout.csv_report,"\"%s\", \n", all_tunables[i]->description());
}
if (line > 0){
if (reporttype)
fprintf(reportout.http_report,"</table></div>\n");
else
fprintf(reportout.csv_report,"\n");
}
}
