diff --git a/main/channel.c b/main/channel.c
index a386154154..a44279d222 100644
--- a/main/channel.c
+++ b/main/channel.c
@@ -6346,18 +6346,19 @@ void ast_channel_inherit_variables(const struct ast_channel *parent, struct ast_
 			newvar = ast_var_assign(&varname[1], ast_var_value(current));
 			if (newvar) {
 				AST_LIST_INSERT_TAIL(ast_channel_varshead(child), newvar, entries);
-				ast_debug(1, "Copying soft-transferable variable %s.\n", ast_var_name(newvar));
+				ast_debug(1, "Inheriting variable %s from %s to %s.\n",
+					ast_var_name(newvar), ast_channel_name(parent), ast_channel_name(child));
 			}
 			break;
 		case 2:
 			newvar = ast_var_assign(varname, ast_var_value(current));
 			if (newvar) {
 				AST_LIST_INSERT_TAIL(ast_channel_varshead(child), newvar, entries);
-				ast_debug(1, "Copying hard-transferable variable %s.\n", ast_var_name(newvar));
+				ast_debug(1, "Inheriting variable %s from %s to %s.\n",
+					ast_var_name(newvar), ast_channel_name(parent), ast_channel_name(child));
 			}
 			break;
 		default:
-			ast_debug(1, "Not copying variable %s.\n", ast_var_name(current));
 			break;
 		}
 	}
diff --git a/main/pbx.c b/main/pbx.c
index 24c34b49f8..5c29a0c422 100644
--- a/main/pbx.c
+++ b/main/pbx.c
@@ -4323,7 +4323,7 @@ void ast_str_substitute_variables_full(struct ast_str **buf, ssize_t maxlen, str
 						ast_log(LOG_ERROR, "Unable to allocate bogus channel for variable substitution.  Function results may be blank.\n");
 					}
 				}
-				ast_debug(2, "Function result is '%s'\n", cp4 ? cp4 : "(null)");
+				ast_debug(2, "Function %s result is '%s'\n", finalvars, cp4 ? cp4 : "(null)");
 			} else {
 				/* Retrieve variable value */
 				ast_str_retrieve_variable(&substr3, 0, c, headp, finalvars);
@@ -4523,7 +4523,7 @@ void pbx_substitute_variables_helper_full(struct ast_channel *c, struct varshead
 						ast_log(LOG_ERROR, "Unable to allocate bogus channel for variable substitution.  Function results may be blank.\n");
 					}
 				}
-				ast_debug(2, "Function result is '%s'\n", cp4 ? cp4 : "(null)");
+				ast_debug(2, "Function %s result is '%s'\n", vars, cp4 ? cp4 : "(null)");
 			} else {
 				/* Retrieve variable value */
 				pbx_retrieve_variable(c, vars, &cp4, workspace, VAR_BUF_SIZE, headp);
diff --git a/main/translate.c b/main/translate.c
index 5037b4283a..96019f1c7d 100644
--- a/main/translate.c
+++ b/main/translate.c
@@ -771,7 +771,7 @@ static void matrix_rebuild(int samples)
 						matrix_get(x, z)->table_cost = newtablecost;
 						matrix_get(x, z)->multistep = 1;
 						changed++;
-						ast_debug(3, "Discovered %d cost path from %s to %s, via %s\n",
+						ast_debug(10, "Discovered %d cost path from %s to %s, via %s\n",
 							matrix_get(x, z)->table_cost,
 							ast_getformatname(ast_format_set(&tmpx, index2format(x), 0)),
 							ast_getformatname(ast_format_set(&tmpy, index2format(z), 0)),
diff --git a/main/xmldoc.c b/main/xmldoc.c
index 80e7830aed..8a54d6f120 100644
--- a/main/xmldoc.c
+++ b/main/xmldoc.c
@@ -2186,7 +2186,6 @@ static char *_xmldoc_build_field(struct ast_xml_node *node, const char *var, int
 	node = ast_xml_find_element(ast_xml_node_get_children(node), var, NULL, NULL);
 
 	if (!node || !ast_xml_node_get_children(node)) {
-		ast_debug(1, "Cannot find variable '%s' in tree\n", var);
 		return ret;
 	}