diff options
Diffstat (limited to 'lib/libc/sys/getrlimit.2')
| -rw-r--r-- | lib/libc/sys/getrlimit.2 | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/lib/libc/sys/getrlimit.2 b/lib/libc/sys/getrlimit.2 index 159989a..1e67083 100644 --- a/lib/libc/sys/getrlimit.2 +++ b/lib/libc/sys/getrlimit.2 @@ -103,11 +103,13 @@ this defines how far a program's stack segment may be extended. Stack extension is performed automatically by the system. .El .Pp -A resource limit is specified as a soft limit and a hard limit. When a +A resource limit is specified as a soft limit and a hard limit. +When a soft limit is exceeded a process may receive a signal (for example, if the cpu time or file size is exceeded), but it will be allowed to continue execution until it reaches the hard limit (or modifies -its resource limit). The +its resource limit). +The .Vt rlimit structure is used to specify the hard and soft limits on a resource, .Bd -literal -offset indent @@ -117,7 +119,8 @@ struct rlimit { }; .Ed .Pp -Only the super-user may raise the maximum limits. Other users +Only the super-user may raise the maximum limits. +Other users may only alter .Fa rlim_cur within the range from 0 to @@ -152,7 +155,8 @@ A file I/O operation that would create a file larger that the process' soft limit will cause the write to fail and a signal .Dv SIGXFSZ to be -generated; this normally terminates the process, but may be caught. When +generated; this normally terminates the process, but may be caught. +When the soft cpu time limit is exceeded, a signal .Dv SIGXCPU is sent to the |
