second async IO code drop
[fio.git] / stat.c
diff --git a/stat.c b/stat.c
index 5d50ae865a1268865b1831a5147eff1ff00acd59..f84ce5300f605736b5ef8b9556286792b2b53cd8 100644 (file)
--- a/stat.c
+++ b/stat.c
@@ -1232,12 +1232,12 @@ static void __show_run_stats(void)
                        /*
                         * These are per-group shared already
                         */
-                       strncpy(ts->name, td->o.name, FIO_JOBNAME_SIZE);
+                       strncpy(ts->name, td->o.name, FIO_JOBNAME_SIZE - 1);
                        if (td->o.description)
                                strncpy(ts->description, td->o.description,
-                                               FIO_JOBNAME_SIZE);
+                                               FIO_JOBDESC_SIZE - 1);
                        else
-                               memset(ts->description, 0, FIO_JOBNAME_SIZE);
+                               memset(ts->description, 0, FIO_JOBDESC_SIZE);
 
                        /*
                         * If multiple entries in this group, this is
@@ -1386,6 +1386,16 @@ static void __show_run_stats(void)
                show_idle_prof_stats(FIO_OUTPUT_NORMAL, NULL);
        }
 
+       if ( !(output_format == FIO_OUTPUT_TERSE) && append_terse_output) {
+               log_info("\nAdditional Terse Output:\n");
+
+               for (i = 0; i < nr_ts; i++) {
+                       ts = &threadstats[i];
+                       rs = &runstats[ts->groupid];
+                       show_thread_status_terse(ts, rs);
+               }
+       }
+
        log_info_flush();
        free(runstats);
        free(threadstats);
@@ -1469,8 +1479,9 @@ void show_running_run_stats(void)
 
 static int status_interval_init;
 static struct timeval status_time;
+static int status_file_disabled;
 
-#define FIO_STATUS_FILE                "/tmp/fio-dump-status"
+#define FIO_STATUS_FILE                "fio-dump-status"
 
 static int check_status_file(void)
 {
@@ -1478,6 +1489,9 @@ static int check_status_file(void)
        const char *temp_dir;
        char fio_status_file_path[PATH_MAX];
 
+       if (status_file_disabled)
+               return 0;
+
        temp_dir = getenv("TMPDIR");
        if (temp_dir == NULL)
                temp_dir = getenv("TEMP");
@@ -1489,7 +1503,13 @@ static int check_status_file(void)
        if (stat(fio_status_file_path, &sb))
                return 0;
 
-       unlink(fio_status_file_path);
+       if (unlink(fio_status_file_path) < 0) {
+               log_err("fio: failed to unlink %s: %s\n", fio_status_file_path,
+                                                       strerror(errno));
+               log_err("fio: disabling status file updates\n");
+               status_file_disabled = 1;
+       }
+
        return 1;
 }
 
@@ -1569,6 +1589,72 @@ static inline void reset_io_stat(struct io_stat *ios)
        ios->mean.u.f = ios->S.u.f = 0;
 }
 
+void reset_io_stats(struct thread_data *td)
+{
+       struct thread_stat *ts = &td->ts;
+       int i, j;
+
+       for (i = 0; i < DDIR_RWDIR_CNT; i++) {
+               reset_io_stat(&ts->clat_stat[i]);
+               reset_io_stat(&ts->slat_stat[i]);
+               reset_io_stat(&ts->lat_stat[i]);
+               reset_io_stat(&ts->bw_stat[i]);
+               reset_io_stat(&ts->iops_stat[i]);
+
+               ts->io_bytes[i] = 0;
+               ts->runtime[i] = 0;
+
+               for (j = 0; j < FIO_IO_U_PLAT_NR; j++)
+                       ts->io_u_plat[i][j] = 0;
+       }
+
+       for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
+               ts->io_u_map[i] = 0;
+               ts->io_u_submit[i] = 0;
+               ts->io_u_complete[i] = 0;
+               ts->io_u_lat_u[i] = 0;
+               ts->io_u_lat_m[i] = 0;
+               ts->total_submit = 0;
+               ts->total_complete = 0;
+       }
+
+       for (i = 0; i < 3; i++) {
+               ts->total_io_u[i] = 0;
+               ts->short_io_u[i] = 0;
+       }
+}
+
+static void _add_stat_to_log(struct io_log *iolog, unsigned long elapsed)
+{
+       /*
+        * Note an entry in the log. Use the mean from the logged samples,
+        * making sure to properly round up. Only write a log entry if we
+        * had actual samples done.
+        */
+       if (iolog->avg_window[DDIR_READ].samples) {
+               unsigned long mr;
+
+               mr = iolog->avg_window[DDIR_READ].mean.u.f + 0.50;
+               __add_log_sample(iolog, mr, DDIR_READ, 0, elapsed);
+       }
+       if (iolog->avg_window[DDIR_WRITE].samples) {
+               unsigned long mw;
+
+               mw = iolog->avg_window[DDIR_WRITE].mean.u.f + 0.50;
+               __add_log_sample(iolog, mw, DDIR_WRITE, 0, elapsed);
+       }
+       if (iolog->avg_window[DDIR_TRIM].samples) {
+               unsigned long mw;
+
+               mw = iolog->avg_window[DDIR_TRIM].mean.u.f + 0.50;
+               __add_log_sample(iolog, mw, DDIR_TRIM, 0, elapsed);
+       }
+
+       reset_io_stat(&iolog->avg_window[DDIR_READ]);
+       reset_io_stat(&iolog->avg_window[DDIR_WRITE]);
+       reset_io_stat(&iolog->avg_window[DDIR_TRIM]);
+}
+
 static void add_log_sample(struct thread_data *td, struct io_log *iolog,
                           unsigned long val, enum fio_ddir ddir,
                           unsigned int bs)
@@ -1602,35 +1688,27 @@ static void add_log_sample(struct thread_data *td, struct io_log *iolog,
        if (this_window < iolog->avg_msec)
                return;
 
-       /*
-        * Note an entry in the log. Use the mean from the logged samples,
-        * making sure to properly round up. Only write a log entry if we
-        * had actual samples done.
-        */
-       if (iolog->avg_window[DDIR_READ].samples) {
-               unsigned long mr;
-
-               mr = iolog->avg_window[DDIR_READ].mean.u.f + 0.50;
-               __add_log_sample(iolog, mr, DDIR_READ, 0, elapsed);
-       }
-       if (iolog->avg_window[DDIR_WRITE].samples) {
-               unsigned long mw;
+       _add_stat_to_log(iolog, elapsed);
 
-               mw = iolog->avg_window[DDIR_WRITE].mean.u.f + 0.50;
-               __add_log_sample(iolog, mw, DDIR_WRITE, 0, elapsed);
-       }
-       if (iolog->avg_window[DDIR_TRIM].samples) {
-               unsigned long mw;
+       iolog->avg_last = elapsed;
+}
 
-               mw = iolog->avg_window[DDIR_TRIM].mean.u.f + 0.50;
-               __add_log_sample(iolog, mw, DDIR_TRIM, 0, elapsed);
-       }
+void finalize_logs(struct thread_data *td)
+{
+       unsigned long elapsed;
 
+       elapsed = mtime_since_now(&td->epoch);
 
-       reset_io_stat(&iolog->avg_window[DDIR_READ]);
-       reset_io_stat(&iolog->avg_window[DDIR_WRITE]);
-       reset_io_stat(&iolog->avg_window[DDIR_TRIM]);
-       iolog->avg_last = elapsed;
+       if (td->clat_log)
+               _add_stat_to_log(td->clat_log, elapsed);
+       if (td->slat_log)
+               _add_stat_to_log(td->slat_log, elapsed);
+       if (td->lat_log)
+               _add_stat_to_log(td->lat_log, elapsed);
+       if (td->bw_log)
+               _add_stat_to_log(td->bw_log, elapsed);
+       if (td->iops_log)
+               _add_stat_to_log(td->iops_log, elapsed);
 }
 
 void add_agg_sample(unsigned long val, enum fio_ddir ddir, unsigned int bs)