netapp plugin: Use UINT64_MAX as default value.

Meaning "invalid".

diff --git a/src/netapp.c b/src/netapp.c
index d303378..723ec88 100644 (file)
--- a/src/netapp.c
+++ b/src/netapp.c
@@ -328,45 +328,49 @@ static void collect_perf_wafl_data(host_config_t *host, na_elem_t *out, void *da
 
                name = na_child_get_string(counter, "name");
                if (!strcmp(name, "name_cache_hit"))
-                       name_cache_hit = na_child_get_uint64(counter, "value", 0);
+                       name_cache_hit = na_child_get_uint64(counter, "value", UINT64_MAX);
                else if (!strcmp(name, "name_cache_miss"))
-                       name_cache_miss = na_child_get_uint64(counter, "value", 0);
+                       name_cache_miss = na_child_get_uint64(counter, "value", UINT64_MAX);
                else if (!strcmp(name, "find_dir_hit"))
-                       find_dir_hit = na_child_get_uint64(counter, "value", 0);
+                       find_dir_hit = na_child_get_uint64(counter, "value", UINT64_MAX);
                else if (!strcmp(name, "find_dir_miss"))
-                       find_dir_miss = na_child_get_uint64(counter, "value", 0);
+                       find_dir_miss = na_child_get_uint64(counter, "value", UINT64_MAX);
                else if (!strcmp(name, "buf_hash_hit"))
-                       buf_hash_hit = na_child_get_uint64(counter, "value", 0);
+                       buf_hash_hit = na_child_get_uint64(counter, "value", UINT64_MAX);
                else if (!strcmp(name, "buf_hash_miss"))
-                       buf_hash_miss = na_child_get_uint64(counter, "value", 0);
+                       buf_hash_miss = na_child_get_uint64(counter, "value", UINT64_MAX);
                else if (!strcmp(name, "inode_cache_hit"))
-                       inode_cache_hit = na_child_get_uint64(counter, "value", 0);
+                       inode_cache_hit = na_child_get_uint64(counter, "value", UINT64_MAX);
                else if (!strcmp(name, "inode_cache_miss"))
-                       inode_cache_miss = na_child_get_uint64(counter, "value", 0);
+                       inode_cache_miss = na_child_get_uint64(counter, "value", UINT64_MAX);
                else
                        INFO ("netapp plugin: Found unexpected child: %s", name);
        }
 
        /* Submit requested counters */
-       if (wafl->flags & PERF_WAFL_NAME_CACHE)
+       if ((wafl->flags & PERF_WAFL_NAME_CACHE)
+                       && (name_cache_hit != UINT64_MAX) && (name_cache_miss != UINT64_MAX))
                submit_cache_ratio (host->name, plugin_inst, "name_cache_hit",
                                name_cache_hit, name_cache_miss,
                                &wafl->last_name_cache_hit, &wafl->last_name_cache_miss,
                                timestamp);
 
-       if (wafl->flags & PERF_WAFL_DIR_CACHE)
+       if ((wafl->flags & PERF_WAFL_DIR_CACHE)
+                       && (find_dir_hit != UINT64_MAX) && (find_dir_miss != UINT64_MAX))
                submit_cache_ratio (host->name, plugin_inst, "find_dir_hit",
                                find_dir_hit, find_dir_miss,
                                &wafl->last_find_dir_hit, &wafl->last_find_dir_miss,
                                timestamp);
 
-       if (wafl->flags & PERF_WAFL_BUF_CACHE)
+       if ((wafl->flags & PERF_WAFL_BUF_CACHE)
+                       && (buf_hash_hit != UINT64_MAX) && (buf_hash_miss != UINT64_MAX))
                submit_cache_ratio (host->name, plugin_inst, "buf_hash_hit",
                                buf_hash_hit, buf_hash_miss,
                                &wafl->last_buf_hash_hit, &wafl->last_buf_hash_miss,
                                timestamp);
 
-       if (wafl->flags & PERF_WAFL_INODE_CACHE)
+       if ((wafl->flags & PERF_WAFL_INODE_CACHE)
+                       && (inode_cache_hit != UINT64_MAX) && (inode_cache_miss != UINT64_MAX))
                submit_cache_ratio (host->name, plugin_inst, "inode_cache_hit",
                                inode_cache_hit, inode_cache_miss,
                                &wafl->last_inode_cache_hit, &wafl->last_inode_cache_miss,
@@ -401,12 +405,12 @@ static void collect_perf_disk_data(host_config_t *host, na_elem_t *out, void *da
                                continue;
 
                        if (strcmp(name, "disk_busy") == 0)
-                               disk_busy = na_child_get_uint64(counter, "value", 0);
+                               disk_busy = na_child_get_uint64(counter, "value", UINT64_MAX);
                        else if (strcmp(name, "base_for_disk_busy") == 0)
-                               base_for_disk_busy = na_child_get_uint64(counter, "value", 0);
+                               base_for_disk_busy = na_child_get_uint64(counter, "value", UINT64_MAX);
                }
 
-               if ((disk_busy == 0) || (base_for_disk_busy == 0))
+               if ((disk_busy == UINT64_MAX) || (base_for_disk_busy == UINT64_MAX))
                {
                        disk->perf_data.last_disk_busy = 0;
                        disk->perf_data.last_base_for_disk_busy = 0;