json output fixups

[fio.git] / diskutil.c

diff --git a/diskutil.c b/diskutil.c
index 3ee5c6c871b4d4545ff0f9f34b0a4ef81e89e234..c3181b5bcd1f87bbe194892717852f1e9df0e6fb 100644 (file)
--- a/diskutil.c
+++ b/diskutil.c
@@ -30,7 +30,7 @@ static void disk_util_free(struct disk_util *du)
        while (!flist_empty(&du->slaves)) {
                struct disk_util *slave;
 
-               slave = flist_entry(du->slaves.next, struct disk_util, slavelist);
+               slave = flist_first_entry(&du->slaves, struct disk_util, slavelist);
                flist_del(&slave->slavelist);
                slave->users--;
        }
@@ -62,14 +62,18 @@ static int get_io_ticks(struct disk_util *du, struct disk_util_stat *dus)
 
        dprint(FD_DISKUTIL, "%s: %s", du->path, p);
 
-       ret = sscanf(p, "%u %u %llu %u %u %u %llu %u %u %u %u\n",
-                                       &dus->s.ios[0],
-                                       &dus->s.merges[0], &sectors[0],
-                                       &dus->s.ticks[0], &dus->s.ios[1],
-                                       &dus->s.merges[1], &sectors[1],
-                                       &dus->s.ticks[1], &in_flight,
-                                       &dus->s.io_ticks,
-                                       &dus->s.time_in_queue);
+       ret = sscanf(p, "%llu %llu %llu %llu %llu %llu %llu %llu %u %llu %llu\n",
+                               (unsigned long long *) &dus->s.ios[0],
+                               (unsigned long long *) &dus->s.merges[0],
+                               &sectors[0],
+                               (unsigned long long *) &dus->s.ticks[0],
+                               (unsigned long long *) &dus->s.ios[1],
+                               (unsigned long long *) &dus->s.merges[1],
+                               &sectors[1],
+                               (unsigned long long *) &dus->s.ticks[1],
+                               &in_flight,
+                               (unsigned long long *) &dus->s.io_ticks,
+                               (unsigned long long *) &dus->s.time_in_queue);
        fclose(f);
        dprint(FD_DISKUTIL, "%s: stat read ok? %d\n", du->path, ret == 1);
        dus->s.sectors[0] = sectors[0];
@@ -117,7 +121,7 @@ int update_io_ticks(void)
 
        fio_mutex_down(disk_util_mutex);
 
-       if (!disk_util_exit) {
+       if (!helper_exit) {
                flist_for_each(entry, &disk_list) {
                        du = flist_entry(entry, struct disk_util, list);
                        update_io_tick_disk(du);
@@ -300,7 +304,7 @@ static struct disk_util *disk_util_add(struct thread_data *td, int majdev,
                sfree(du);
                return NULL;
        }
-       strncpy((char *) du->dus.name, basename(path) - 1, FIO_DU_NAME_SZ);
+       strncpy((char *) du->dus.name, basename(path), FIO_DU_NAME_SZ - 1);
        du->sysfs_root = path;
        du->major = majdev;
        du->minor = mindev;
@@ -491,32 +495,34 @@ void init_disk_util(struct thread_data *td)
                f->du = __init_disk_util(td, f);
 }
 
-static void show_agg_stats(struct disk_util_agg *agg, int terse)
+static void show_agg_stats(struct disk_util_agg *agg, int terse,
+                          struct buf_output *out)
 {
        if (!agg->slavecount)
                return;
 
        if (!terse) {
-               log_info(", aggrios=%u/%u, aggrmerge=%u/%u, aggrticks=%u/%u,"
-                               " aggrin_queue=%u, aggrutil=%3.2f%%",
-                               agg->ios[0] / agg->slavecount,
-                               agg->ios[1] / agg->slavecount,
-                               agg->merges[0] / agg->slavecount,
-                               agg->merges[1] / agg->slavecount,
-                               agg->ticks[0] / agg->slavecount,
-                               agg->ticks[1] / agg->slavecount,
-                               agg->time_in_queue / agg->slavecount,
-                               agg->max_util.u.f);
+               log_buf(out, ", aggrios=%llu/%llu, aggrmerge=%llu/%llu, "
+                        "aggrticks=%llu/%llu, aggrin_queue=%llu, "
+                        "aggrutil=%3.2f%%",
+                       (unsigned long long) agg->ios[0] / agg->slavecount,
+                       (unsigned long long) agg->ios[1] / agg->slavecount,
+                       (unsigned long long) agg->merges[0] / agg->slavecount,
+                       (unsigned long long) agg->merges[1] / agg->slavecount,
+                       (unsigned long long) agg->ticks[0] / agg->slavecount,
+                       (unsigned long long) agg->ticks[1] / agg->slavecount,
+                       (unsigned long long) agg->time_in_queue / agg->slavecount,
+                       agg->max_util.u.f);
        } else {
-               log_info(";slaves;%u;%u;%u;%u;%u;%u;%u;%3.2f%%",
-                               agg->ios[0] / agg->slavecount,
-                               agg->ios[1] / agg->slavecount,
-                               agg->merges[0] / agg->slavecount,
-                               agg->merges[1] / agg->slavecount,
-                               agg->ticks[0] / agg->slavecount,
-                               agg->ticks[1] / agg->slavecount,
-                               agg->time_in_queue / agg->slavecount,
-                               agg->max_util.u.f);
+               log_buf(out, ";slaves;%llu;%llu;%llu;%llu;%llu;%llu;%llu;%3.2f%%",
+                       (unsigned long long) agg->ios[0] / agg->slavecount,
+                       (unsigned long long) agg->ios[1] / agg->slavecount,
+                       (unsigned long long) agg->merges[0] / agg->slavecount,
+                       (unsigned long long) agg->merges[1] / agg->slavecount,
+                       (unsigned long long) agg->ticks[0] / agg->slavecount,
+                       (unsigned long long) agg->ticks[1] / agg->slavecount,
+                       (unsigned long long) agg->time_in_queue / agg->slavecount,
+                       agg->max_util.u.f);
        }
 }
 
@@ -562,7 +568,7 @@ void disk_util_prune_entries(void)
        while (!flist_empty(&disk_list)) {
                struct disk_util *du;
 
-               du = flist_entry(disk_list.next, struct disk_util, list);
+               du = flist_first_entry(&disk_list, struct disk_util, list);
                flist_del(&du->list);
                disk_util_free(du);
        }
@@ -573,7 +579,7 @@ void disk_util_prune_entries(void)
 }
 
 void print_disk_util(struct disk_util_stat *dus, struct disk_util_agg *agg,
-                    int terse)
+                    int terse, struct buf_output *out)
 {
        double util = 0;
 
@@ -584,31 +590,40 @@ void print_disk_util(struct disk_util_stat *dus, struct disk_util_agg *agg,
 
        if (!terse) {
                if (agg->slavecount)
-                       log_info("  ");
-
-               log_info("  %s: ios=%u/%u, merge=%u/%u, ticks=%u/%u, "
-                        "in_queue=%u, util=%3.2f%%", dus->name,
-                                       dus->s.ios[0], dus->s.ios[1],
-                                       dus->s.merges[0], dus->s.merges[1],
-                                       dus->s.ticks[0], dus->s.ticks[1],
-                                       dus->s.time_in_queue, util);
+                       log_buf(out, "  ");
+
+               log_buf(out, "  %s: ios=%llu/%llu, merge=%llu/%llu, "
+                        "ticks=%llu/%llu, in_queue=%llu, util=%3.2f%%",
+                               dus->name,
+                               (unsigned long long) dus->s.ios[0],
+                               (unsigned long long) dus->s.ios[1],
+                               (unsigned long long) dus->s.merges[0],
+                               (unsigned long long) dus->s.merges[1],
+                               (unsigned long long) dus->s.ticks[0],
+                               (unsigned long long) dus->s.ticks[1],
+                               (unsigned long long) dus->s.time_in_queue,
+                               util);
        } else {
-               log_info(";%s;%u;%u;%u;%u;%u;%u;%u;%3.2f%%",
-                                       dus->name, dus->s.ios[0],
-                                       dus->s.ios[1], dus->s.merges[0],
-                                       dus->s.merges[1], dus->s.ticks[0],
-                                       dus->s.ticks[1],
-                                       dus->s.time_in_queue, util);
+               log_buf(out, ";%s;%llu;%llu;%llu;%llu;%llu;%llu;%llu;%3.2f%%",
+                               dus->name,
+                               (unsigned long long) dus->s.ios[0],
+                               (unsigned long long) dus->s.ios[1],
+                               (unsigned long long) dus->s.merges[0],
+                               (unsigned long long) dus->s.merges[1],
+                               (unsigned long long) dus->s.ticks[0],
+                               (unsigned long long) dus->s.ticks[1],
+                               (unsigned long long) dus->s.time_in_queue,
+                               util);
        }
 
        /*
         * If the device has slaves, aggregate the stats for
         * those slave devices also.
         */
-       show_agg_stats(agg, terse);
+       show_agg_stats(agg, terse, out);
 
        if (!terse)
-               log_info("\n");
+               log_buf(out, "\n");
 }
 
 void json_array_add_disk_util(struct disk_util_stat *dus,
@@ -675,11 +690,15 @@ static void json_object_add_disk_utils(struct json_object *obj,
        }
 }
 
-void show_disk_util(int terse, struct json_object *parent)
+void show_disk_util(int terse, struct json_object *parent,
+                   struct buf_output *out)
 {
        struct flist_head *entry;
        struct disk_util *du;
 
+       if (!disk_util_mutex)
+               return;
+
        fio_mutex_down(disk_util_mutex);
 
        if (flist_empty(&disk_list)) {
@@ -687,21 +706,22 @@ void show_disk_util(int terse, struct json_object *parent)
                return;
        }
 
-       if (output_format == FIO_OUTPUT_JSON)
+       if (output_format & FIO_OUTPUT_JSON)
                assert(parent);
 
-       if (!terse && output_format != FIO_OUTPUT_JSON)
-               log_info("\nDisk stats (read/write):\n");
+       if (!terse && !(output_format & FIO_OUTPUT_JSON))
+               log_buf(out, "\nDisk stats (read/write):\n");
 
-       if (output_format == FIO_OUTPUT_JSON)
+       if (output_format & FIO_OUTPUT_JSON)
                json_object_add_disk_utils(parent, &disk_list);
-       else
+       if (output_format & ~(FIO_OUTPUT_JSON | FIO_OUTPUT_JSON_PLUS)) {
                flist_for_each(entry, &disk_list) {
                        du = flist_entry(entry, struct disk_util, list);
 
                        aggregate_slaves_stats(du);
-                       print_disk_util(&du->dus, &du->agg, terse);
+                       print_disk_util(&du->dus, &du->agg, terse, out);
                }
+       }
 
        fio_mutex_up(disk_util_mutex);
 }