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journald: log the slice of a process along with each message in _SYSTEMD_SLICE=

This commit is contained in:
Lennart Poettering 2013-09-17 15:21:00 -05:00
parent 41a5ef639b
commit 0a244b8ecb
3 changed files with 18 additions and 9 deletions
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19
man/systemd.journal-fields.xml
View File

@ -223,17 +223,20 @@
<term><varname>_SYSTEMD_UNIT=</varname></term>
<term><varname>_SYSTEMD_USER_UNIT=</varname></term>
<term><varname>_SYSTEMD_OWNER_UID=</varname></term>
<term><varname>_SYSTEMD_SLICE=</varname></term>
<listitem>
<para>The control group path in
the systemd hierarchy, the
<para>The control group path
in the systemd hierarchy, the
systemd session ID (if any),
the systemd unit name (if any),
the systemd user session unit name (if any)
and the owner UID of the
systemd session (if any) of
the process the journal entry
originates from.</para>
the systemd unit name (if
any), the systemd user session
unit name (if any), the owner
UID of the systemd session (if
any) and the systemd slice
unit of the process the
journal entry originates
from.</para>
</listitem>
</varlistentry>

6
src/journal/journald-server.c
View File

@ -638,6 +638,12 @@ static void dispatch_message_real(
IOVEC_SET_STRING(iovec[n++], x);
}
if (cg_path_get_slice(c, &t) >= 0) {
x = strappenda("_SYSTEMD_SLICE=", t);
free(t);
IOVEC_SET_STRING(iovec[n++], x);
}
free(c);
}

2
src/journal/journald-server.h
View File

@ -125,7 +125,7 @@ typedef struct Server {
bool sync_scheduled;
} Server;
#define N_IOVEC_META_FIELDS 19
#define N_IOVEC_META_FIELDS 20
#define N_IOVEC_KERNEL_FIELDS 64
#define N_IOVEC_UDEV_FIELDS 32
#define N_IOVEC_OBJECT_FIELDS 11