X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fdefaults.h;h=1e4b7fac7ab7d5d500ddd84985b76051dfefef49;hp=e57e6495fa7509056e308238caed41d6dfd60b54;hb=d42266a417afa6e8ca6024590b8282002aebca07;hpb=896010e38f60e85d757a43778e25a51b890a7443 diff --git a/src/common/defaults.h b/src/common/defaults.h index e57e6495f..1e4b7fac7 100644 --- a/src/common/defaults.h +++ b/src/common/defaults.h @@ -1,20 +1,10 @@ /* - * Copyright (C) 2011 - David Goulet - * Mathieu Desnoyers - * 2015 - Jérémie Galarneau + * Copyright (C) 2011 David Goulet + * Copyright (C) 2011 Mathieu Desnoyers + * Copyright (C) 2015 Jérémie Galarneau * - * 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 @@ -93,7 +83,20 @@ #define DEFAULT_RELAYD_RUNDIR "%s" #define DEFAULT_RELAYD_PATH DEFAULT_RELAYD_RUNDIR "/relayd" -#define DEFAULT_RELAYD_MINIMAL_FD_CAP 30 +#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" @@ -207,9 +210,10 @@ #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 */ @@ -358,6 +362,7 @@ #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