/*
- * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
- * Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- * 2015 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ * Copyright (C) 2011 David Goulet <david.goulet@polymtl.ca>
+ * Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright (C) 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License, version 2 only,
- * as published by the Free Software Foundation.
+ * SPDX-License-Identifier: GPL-2.0-only
*
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef _DEFAULTS_H
#define DEFAULT_RELAYD_RUNDIR "%s"
#define DEFAULT_RELAYD_PATH DEFAULT_RELAYD_RUNDIR "/relayd"
+#define DEFAULT_RELAYD_MIN_FD_POOL_SIZE 100
+/*
+ * The file descriptor pool size needs a reserve buffer to accommodates the
+ * indirect use of short-lived file descriptors. For instance, glibc will
+ * create a socket (and thus, use an fd) during calls to gethostname() or
+ * when querying the user's group. Other calls also probably make use of
+ * short-lived FDs.
+ *
+ * The theoritical maximal reserve corresponds to the number of threads as,
+ * in the worst case, they could all be making such calls.
+ *
+ * This value must be less than DEFAULT_RELAYD_MIN_FD_POOL_SIZE.
+ */
+#define DEFAULT_RELAYD_FD_POOL_SIZE_RESERVE 10
+
/* Default lttng run directory */
#define DEFAULT_LTTNG_HOME_ENV_VAR "LTTNG_HOME"
#define DEFAULT_LTTNG_FALLBACK_HOME_ENV_VAR "HOME"
#define DEFAULT_METADATA_SUBBUF_SIZE CONFIG_DEFAULT_METADATA_SUBBUF_SIZE
#define DEFAULT_METADATA_SUBBUF_NUM CONFIG_DEFAULT_METADATA_SUBBUF_NUM
#define DEFAULT_METADATA_CACHE_SIZE CONFIG_DEFAULT_METADATA_CACHE_SIZE
-#define DEFAULT_METADATA_SWITCH_TIMER CONFIG_DEFAULT_METADATA_SWITCH_TIMER
-#define DEFAULT_METADATA_READ_TIMER CONFIG_DEFAULT_METADATA_READ_TIMER
-#define DEFAULT_METADATA_OUTPUT _DEFAULT_CHANNEL_OUTPUT
+#define DEFAULT_METADATA_SWITCH_TIMER 0
+#define DEFAULT_METADATA_READ_TIMER 0
+#define DEFAULT_METADATA_OVERWRITE 0
+#define DEFAULT_METADATA_OUTPUT LTTNG_EVENT_MMAP
/* Kernel has different defaults */
* Name of the intermediate directory used to rename the trace chunk of a
* session's first rotation.
*/
-#define DEFAULT_TEMPORARY_CHUNK_RENAME_DIRECTORY ".tmp_rename_chunk"
+#define DEFAULT_CHUNK_TMP_OLD_DIRECTORY ".tmp_old_chunk"
+#define DEFAULT_CHUNK_TMP_NEW_DIRECTORY ".tmp_new_chunk"
#define DEFAULT_ARCHIVED_TRACE_CHUNKS_DIRECTORY "archives"
+#define DEFAULT_UNLINKED_FILES_DIRECTORY ".unlinked"
/*
* Default timer value in usec for the rotate pending polling check on the