Add support for options being a power-of-2

[fio.git] / eta.c

diff --git a/eta.c b/eta.c
index 42066e0d95c044136e96c381caa04e614b48c68d..e458457a902f4df3fc3e6642c402abf6148c7016 100644 (file)
--- a/eta.c
+++ b/eta.c
@@ -6,15 +6,35 @@
 #include <string.h>
 
 #include "fio.h"
+#include "lib/pow2.h"
 
-static char run_str[REAL_MAX_JOBS + 1];
+static char __run_str[REAL_MAX_JOBS + 1];
+static char run_str[__THREAD_RUNSTR_SZ(REAL_MAX_JOBS)];
+
+static void update_condensed_str(char *rstr, char *run_str_condensed)
+{
+       if (*rstr) {
+               while (*rstr) {
+                       int nr = 1;
+
+                       *run_str_condensed++ = *rstr++;
+                       while (*(rstr - 1) == *rstr) {
+                               rstr++;
+                               nr++;
+                       }
+                       run_str_condensed += sprintf(run_str_condensed, "(%u),", nr);
+               }
+               run_str_condensed--;
+       }
+       *run_str_condensed = '\0';
+}
 
 /*
  * Sets the status of the 'td' in the printed status map.
  */
 static void check_str_update(struct thread_data *td)
 {
-       char c = run_str[td->thread_number - 1];
+       char c = __run_str[td->thread_number - 1];
 
        switch (td->runstate) {
        case TD_REAPED:
@@ -91,7 +111,8 @@ static void check_str_update(struct thread_data *td)
                log_err("state %d\n", td->runstate);
        }
 
-       run_str[td->thread_number - 1] = c;
+       __run_str[td->thread_number - 1] = c;
+       update_condensed_str(__run_str, run_str);
 }
 
 /*
@@ -174,14 +195,26 @@ static int thread_eta(struct thread_data *td)
                double perc, perc_t;
 
                bytes_done = ddir_rw_sum(td->io_bytes);
-               perc = (double) bytes_done / (double) bytes_total;
-               if (perc > 1.0)
-                       perc = 1.0;
+
+               if (bytes_total) {
+                       perc = (double) bytes_done / (double) bytes_total;
+                       if (perc > 1.0)
+                               perc = 1.0;
+               } else
+                       perc = 0.0;
 
                if (td->o.time_based) {
-                       perc_t = (double) elapsed / (double) timeout;
-                       if (perc_t < perc)
-                               perc = perc_t;
+                       if (timeout) {
+                               perc_t = (double) elapsed / (double) timeout;
+                               if (perc_t < perc)
+                                       perc = perc_t;
+                       } else {
+                               /*
+                                * Will never hit, we can't have time_based
+                                * without a timeout set.
+                                */
+                               perc = 0.0;
+                       }
                }
 
                eta_sec = (unsigned long) (elapsed * (1.0 / perc)) - elapsed;
@@ -202,11 +235,11 @@ static int thread_eta(struct thread_data *td)
                 * if given, otherwise assume it'll run at the specified rate.
                 */
                if (td->o.timeout) {
-                       uint64_t timeout = td->o.timeout;
+                       uint64_t __timeout = td->o.timeout;
                        uint64_t start_delay = td->o.start_delay;
                        uint64_t ramp_time = td->o.ramp_time;
 
-                       t_eta = timeout + start_delay + ramp_time;
+                       t_eta = __timeout + start_delay + ramp_time;
                        t_eta /= 1000000ULL;
 
                        if (in_ramp_time(td)) {
@@ -360,10 +393,9 @@ int calc_thread_status(struct jobs_eta *je, int force)
                } else if (td->runstate == TD_RAMP) {
                        je->nr_running++;
                        je->nr_ramp++;
-               } else if (td->runstate == TD_SETTING_UP) {
-                       je->nr_running++;
+               } else if (td->runstate == TD_SETTING_UP)
                        je->nr_setting_up++;
-               } else if (td->runstate < TD_RUNNING)
+               else if (td->runstate < TD_RUNNING)
                        je->nr_pending++;
 
                if (je->elapsed_sec >= 3)
@@ -434,7 +466,8 @@ int calc_thread_status(struct jobs_eta *je, int force)
                return 0;
 
        je->nr_threads = thread_number;
-       memcpy(je->run_str, run_str, thread_number * sizeof(char));
+       update_condensed_str(__run_str, run_str);
+       memcpy(je->run_str, run_str, strlen(run_str));
        return 1;
 }
 
@@ -523,8 +556,7 @@ void display_thread_status(struct jobs_eta *je)
        if (!eta_new_line_init) {
                fio_gettime(&disp_eta_new_line, NULL);
                eta_new_line_init = 1;
-       } else if (eta_new_line &&
-                  mtime_since_now(&disp_eta_new_line) > eta_new_line * 1000) {
+       } else if (eta_new_line && mtime_since_now(&disp_eta_new_line) > eta_new_line) {
                fio_gettime(&disp_eta_new_line, NULL);
                eta_new_line_pending = 1;
        }
@@ -532,19 +564,35 @@ void display_thread_status(struct jobs_eta *je)
        fflush(stdout);
 }
 
-void print_thread_status(void)
+struct jobs_eta *get_jobs_eta(int force, size_t *size)
 {
        struct jobs_eta *je;
-       size_t size;
 
        if (!thread_number)
-               return;
+               return NULL;
+
+       *size = sizeof(*je) + THREAD_RUNSTR_SZ;
+       je = malloc(*size);
+       if (!je)
+               return NULL;
+       memset(je, 0, *size);
 
-       size = sizeof(*je) + thread_number * sizeof(char) + 1;
-       je = malloc(size);
-       memset(je, 0, size);
+       if (!calc_thread_status(je, force)) {
+               free(je);
+               return NULL;
+       }
+
+       *size = sizeof(*je) + strlen((char *) je->run_str) + 1;
+       return je;
+}
+
+void print_thread_status(void)
+{
+       struct jobs_eta *je;
+       size_t size;
 
-       if (calc_thread_status(je, 0))
+       je = get_jobs_eta(0, &size);
+       if (je)
                display_thread_status(je);
 
        free(je);
@@ -552,5 +600,6 @@ void print_thread_status(void)
 
 void print_status_init(int thr_number)
 {
-       run_str[thr_number] = 'P';
+       __run_str[thr_number] = 'P';
+       update_condensed_str(__run_str, run_str);
 }