Pretty up clat percentile display so it's actually readable

Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/stat.c b/stat.c
index 72b84be81e29b192e681a7e1bf8acb0ed77f3de3..702716e2a828cfa020f1ea7a627a5af965eae4dd 100644 (file)
--- a/stat.c
+++ b/stat.c
@@ -136,22 +136,29 @@ static void show_clat_percentiles(unsigned int *io_u_plat, unsigned long nr,
        if (len > 1)
                qsort((void*)plist, len, sizeof(plist[0]), double_cmp);
 
-       log_info("    clat percentiles (usec) :");
+       log_info("    clat percentiles (usec):\n     |");
 
        for (i = 0; i < FIO_IO_U_PLAT_NR && !is_last; i++) {
                sum += io_u_plat[i];
                while (sum >= (plist[j].u.f / 100.0 * nr)) {
+                       char fbuf[8];
+
                        assert(plist[j].u.f <= 100.0);
 
                        /* for formatting */
                        if (j != 0 && (j % 4) == 0)
-                               log_info("                             ");
+                               log_info("     |");
 
                        /* end of the list */
                        is_last = (j == len - 1);
 
-                       log_info(" %2.2fth=%u%c", plist[j].u.f,
-                               plat_idx_to_val(i), (is_last? '\n' : ','));
+                       if (plist[j].u.f < 10.0)
+                               sprintf(fbuf, " %2.2f", plist[j].u.f);
+                       else
+                               sprintf(fbuf, "%2.2f", plist[j].u.f);
+
+                       log_info(" %sth=[%5u]%c", fbuf, plat_idx_to_val(i),
+                                       (is_last? '\n' : ','));
 
                        if (is_last)
                                break;