log: use __log_buf() if we know buf != NULL

[fio.git] / eta.c

diff --git a/eta.c b/eta.c
index 1b0b000df115d4b04ff0ed614d3f9a8660e7abfb..970a67dfd0ac8d6672758b99d528f32526f26e4e 100644 (file)
--- a/eta.c
+++ b/eta.c
@@ -2,14 +2,18 @@
  * Status and ETA code
  */
 #include <unistd.h>
-#include <fcntl.h>
 #include <string.h>
+#ifdef CONFIG_VALGRIND_DEV
+#include <valgrind/drd.h>
+#else
+#define DRD_IGNORE_VAR(x) do { } while (0)
+#endif
 
 #include "fio.h"
 #include "lib/pow2.h"
 
 static char __run_str[REAL_MAX_JOBS + 1];
-static char run_str[__THREAD_RUNSTR_SZ(REAL_MAX_JOBS)];
+static char run_str[__THREAD_RUNSTR_SZ(REAL_MAX_JOBS) + 1];
 
 static void update_condensed_str(char *rstr, char *run_str_condensed)
 {
@@ -145,7 +149,7 @@ void eta_to_str(char *str, unsigned long eta_sec)
                str += sprintf(str, "%02uh:", h);
 
        str += sprintf(str, "%02um:", m);
-       str += sprintf(str, "%02us", s);
+       sprintf(str, "%02us", s);
 }
 
 /*
@@ -347,6 +351,14 @@ static void calc_iops(int unified_rw_rep, unsigned long mtime,
        }
 }
 
+/*
+ * Allow a little slack - if we're within 95% of the time, allow ETA.
+ */
+bool eta_time_within_slack(unsigned int time)
+{
+       return time > ((eta_interval_msec * 95) / 100);
+}
+
 /*
  * Print status of the jobs we know about. This includes rate estimates,
  * ETA, thread state, etc.
@@ -489,10 +501,7 @@ bool calc_thread_status(struct jobs_eta *je, int force)
 
        disp_time = mtime_since(&disp_prev_time, &now);
 
-       /*
-        * Allow a little slack, the target is to print it every 1000 msecs
-        */
-       if (!force && disp_time < 900)
+       if (!force && !eta_time_within_slack(disp_time))
                return false;
 
        calc_rate(unified_rw_rep, disp_time, io_bytes, disp_io_bytes, je->rate);
@@ -509,13 +518,70 @@ bool calc_thread_status(struct jobs_eta *je, int force)
        return true;
 }
 
+static int gen_eta_str(struct jobs_eta *je, char *p, size_t left,
+                      char **rate_str, char **iops_str)
+{
+       bool has_r = je->rate[DDIR_READ] || je->iops[DDIR_READ];
+       bool has_w = je->rate[DDIR_WRITE] || je->iops[DDIR_WRITE];
+       bool has_t = je->rate[DDIR_TRIM] || je->iops[DDIR_TRIM];
+       int l = 0;
+
+       if (!has_r && !has_w && !has_t)
+               return 0;
+
+       if (has_r) {
+               l += snprintf(p + l, left - l, "[r=%s", rate_str[DDIR_READ]);
+               if (!has_w)
+                       l += snprintf(p + l, left - l, "]");
+       }
+       if (has_w) {
+               if (has_r)
+                       l += snprintf(p + l, left - l, ",");
+               else
+                       l += snprintf(p + l, left - l, "[");
+               l += snprintf(p + l, left - l, "w=%s", rate_str[DDIR_WRITE]);
+               if (!has_t)
+                       l += snprintf(p + l, left - l, "]");
+       }
+       if (has_t) {
+               if (has_r || has_w)
+                       l += snprintf(p + l, left - l, ",");
+               else if (!has_r && !has_w)
+                       l += snprintf(p + l, left - l, "[");
+               l += snprintf(p + l, left - l, "t=%s]", rate_str[DDIR_TRIM]);
+       }
+       if (has_r) {
+               l += snprintf(p + l, left - l, "[r=%s", iops_str[DDIR_READ]);
+               if (!has_w)
+                       l += snprintf(p + l, left - l, " IOPS]");
+       }
+       if (has_w) {
+               if (has_r)
+                       l += snprintf(p + l, left - l, ",");
+               else
+                       l += snprintf(p + l, left - l, "[");
+               l += snprintf(p + l, left - l, "w=%s", iops_str[DDIR_WRITE]);
+               if (!has_t)
+                       l += snprintf(p + l, left - l, " IOPS]");
+       }
+       if (has_t) {
+               if (has_r || has_w)
+                       l += snprintf(p + l, left - l, ",");
+               else if (!has_r && !has_w)
+                       l += snprintf(p + l, left - l, "[");
+               l += snprintf(p + l, left - l, "t=%s IOPS]", iops_str[DDIR_TRIM]);
+       }
+
+       return l;
+}
+
 void display_thread_status(struct jobs_eta *je)
 {
        static struct timespec disp_eta_new_line;
        static int eta_new_line_init, eta_new_line_pending;
        static int linelen_last;
        static int eta_good;
-       char output[REAL_MAX_JOBS + 512], *p = output;
+       char output[__THREAD_RUNSTR_SZ(REAL_MAX_JOBS) + 512], *p = output;
        char eta_str[128];
        double perc = 0.0;
 
@@ -526,6 +592,7 @@ void display_thread_status(struct jobs_eta *je)
 
        if (eta_new_line_pending) {
                eta_new_line_pending = 0;
+               linelen_last = 0;
                p += sprintf(p, "\n");
        }
 
@@ -559,6 +626,7 @@ void display_thread_status(struct jobs_eta *je)
                size_t left;
                int l;
                int ddir;
+               int linelen;
 
                if ((!je->eta_sec && !eta_good) || je->nr_ramp == je->nr_running ||
                    je->eta_sec == -1)
@@ -581,32 +649,25 @@ void display_thread_status(struct jobs_eta *je)
                }
 
                left = sizeof(output) - (p - output) - 1;
+               l = snprintf(p, left, ": [%s][%s]", je->run_str, perc_str);
+               l += gen_eta_str(je, p + l, left - l, rate_str, iops_str);
+               l += snprintf(p + l, left - l, "[eta %s]", eta_str);
 
-               if (je->rate[DDIR_TRIM] || je->iops[DDIR_TRIM])
-                       l = snprintf(p, left,
-                               ": [%s][%s][r=%s,w=%s,t=%s][r=%s,w=%s,t=%s IOPS][eta %s]",
-                               je->run_str, perc_str, rate_str[DDIR_READ],
-                               rate_str[DDIR_WRITE], rate_str[DDIR_TRIM],
-                               iops_str[DDIR_READ], iops_str[DDIR_WRITE],
-                               iops_str[DDIR_TRIM], eta_str);
-               else
-                       l = snprintf(p, left,
-                               ": [%s][%s][r=%s,w=%s][r=%s,w=%s IOPS][eta %s]",
-                               je->run_str, perc_str,
-                               rate_str[DDIR_READ], rate_str[DDIR_WRITE],
-                               iops_str[DDIR_READ], iops_str[DDIR_WRITE],
-                               eta_str);
+               /* If truncation occurred adjust l so p is on the null */
+               if (l >= left)
+                       l = left - 1;
                p += l;
-               if (l >= 0 && l < linelen_last)
-                       p += sprintf(p, "%*s", linelen_last - l, "");
-               linelen_last = l;
+               linelen = p - output;
+               if (l >= 0 && linelen < linelen_last)
+                       p += sprintf(p, "%*s", linelen_last - linelen, "");
+               linelen_last = linelen;
 
                for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
                        free(rate_str[ddir]);
                        free(iops_str[ddir]);
                }
        }
-       p += sprintf(p, "\r");
+       sprintf(p, "\r");
 
        printf("%s", output);
 
@@ -657,6 +718,7 @@ void print_thread_status(void)
 
 void print_status_init(int thr_number)
 {
+       DRD_IGNORE_VAR(__run_str);
        __run_str[thr_number] = 'P';
        update_condensed_str(__run_str, run_str);
 }