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Linux Programmer's Manual (2)
acct - switch process accounting on or off
int acct(const char *filename);
Feature Test Macro Requirements for glibc (see
_BSD_SOURCE || (_XOPEN_SOURCE && _XOPEN_SOURCE < 500)
system call enables or disables process accounting.
If called with the name of an existing file as its argument,
accounting is turned on,
and records for each terminating process are appended to
as it terminates.
An argument of NULL causes accounting to be turned off.
On success, zero is returned.
On error, -1 is returned, and
is set appropriately.
Write permission is denied for the specified file,
or search permission is denied for one of the directories
in the path prefix of
is not a regular file.
points outside your accessible address space.
Error writing to the file
is a directory.
Too many symbolic links were encountered in resolving
was too long.
The system limit on the total number of open files has been reached.
The specified filename does not exist.
Out of memory.
BSD process accounting has not been enabled when the operating system
kernel was compiled.
The kernel configuration parameter controlling this feature is
A component used as a directory in
is not in fact a directory.
The calling process has insufficient privilege to enable process accounting.
On Linux the
capability is required.
refers to a file on a read-only filesystem.
There are no more free file structures or we ran out of memory.
SVr4, 4.3BSD (but not POSIX).
No accounting is produced for programs running when a system crash occurs.
In particular, nonterminating processes are never accounted for.
The structure of the records written to the accounting file is described in
This page is part of release 3.66 of the Linux
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information about reporting bugs,
and the latest version of this page,
can be found at
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Time: 21:42:57 GMT, July 12, 2014