Change TRACE log level to a value greater than was ever in webdis.json

src/slog.c

@@ -116,8 +116,9 @@ slog_internal(struct server *s, log_level level,
 	}
 
 	/* generate output line. */
+	char letter = (level == WEBDIS_TRACE ? 5 : c[level]);
 	line_sz = snprintf(line, sizeof(line),
-		"[%d] %s %c %s\n", (int)s->log.self, time_buf, c[level], msg);
+		"[%d] %s %c %s\n", (int)s->log.self, time_buf, letter, msg);
 
 	/* write to log and maybe flush to disk. */
 	ret = write(s->log.fd, line, line_sz);

src/slog.h

@@ -7,7 +7,7 @@ typedef enum {
 	WEBDIS_NOTICE,
 	WEBDIS_INFO,
 	WEBDIS_DEBUG,
-	WEBDIS_TRACE
+	WEBDIS_TRACE = 8
 } log_level;
 
 typedef enum {