arno/linux-insides
1
0
Fork 0
mirror of https://github.com/0xAX/linux-insides.git synced 2024-12-22 22:58:08 +00:00
Code Issues Releases Wiki Activity

SysCall/syscall-6: Fix typos

Browse Source
This commit is contained in:
Jakub Wilk 2017-07-30 14:09:13 +02:00
parent cf40a49fc9
commit 307605b854
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
SysCall/syscall-6.md
View File

@ -77,7 +77,7 @@ Here we can see `prlimit64`, but not the `prlimit`. The fact is that we see unde
Now let's look at list of available resources: Now let's look at list of available resources:
| Resouce | Description | Resource | Description
|-------------------|------------------------------------------------------------------------------------------| |-------------------|------------------------------------------------------------------------------------------|
| RLIMIT_CPU | CPU time limit given in seconds | | RLIMIT_CPU | CPU time limit given in seconds |
| RLIMIT_FSIZE | the maximum size of files that a process may create | | RLIMIT_FSIZE | the maximum size of files that a process may create |
@ -86,7 +86,7 @@ Now let's look at list of available resources:
| RLIMIT_CORE | the maximum size of a [core](http://man7.org/linux/man-pages/man5/core.5.html) file. | | RLIMIT_CORE | the maximum size of a [core](http://man7.org/linux/man-pages/man5/core.5.html) file. |
| RLIMIT_RSS | the number of bytes that can be allocated for a process in RAM | | RLIMIT_RSS | the number of bytes that can be allocated for a process in RAM |
| RLIMIT_NPROC | the maximum number of processes that can be created by a user | | RLIMIT_NPROC | the maximum number of processes that can be created by a user |
| RLIMIT_NOFILE | the maximum number of a file descriptor that can be opened by by a process | | RLIMIT_NOFILE | the maximum number of a file descriptor that can be opened by a process |
| RLIMIT_MEMLOCK | the maximum number of bytes of memory that may be locked into RAM by [mlock](http://man7.org/linux/man-pages/man2/mlock.2.html).| | RLIMIT_MEMLOCK | the maximum number of bytes of memory that may be locked into RAM by [mlock](http://man7.org/linux/man-pages/man2/mlock.2.html).|
| RLIMIT_AS | the maximum size of virtual memory in bytes. | | RLIMIT_AS | the maximum size of virtual memory in bytes. |
| RLIMIT_LOCKS | the maximum number [flock](https://linux.die.net/man/1/flock) and locking related [fcntl](http://man7.org/linux/man-pages/man2/fcntl.2.html) calls| | RLIMIT_LOCKS | the maximum number [flock](https://linux.die.net/man/1/flock) and locking related [fcntl](http://man7.org/linux/man-pages/man2/fcntl.2.html) calls|
@ -96,7 +96,7 @@ Now let's look at list of available resources:
| RLIMIT_RTPRIO | maximum real-time priority value | | RLIMIT_RTPRIO | maximum real-time priority value |
| RLIMIT_RTTIME | maximum number of microseconds that a process may be scheduled under real-time scheduling policy without making blocking system call| | RLIMIT_RTTIME | maximum number of microseconds that a process may be scheduled under real-time scheduling policy without making blocking system call|
If you're looking into source code of an open source projects, you will note that reading or updating of a resource limit is quite widely used operation and. If you're looking into source code of open source projects, you will note that reading or updating of a resource limit is quite widely used operation.
For example: [systemd](https://github.com/systemd/systemd/blob/master/src/core/main.c) For example: [systemd](https://github.com/systemd/systemd/blob/master/src/core/main.c)
@ -172,7 +172,7 @@ if (new_rlim) {
} }
``` ```
check that the given `soft` limit does not exceeds `hard` limit and in a case when the given resource is the maximum number of a file descriptors that hard limit is not greater than `sysctl_nr_open` value. The value of the `sysctl_nr_open` can be found via [procfs](https://en.wikipedia.org/wiki/Procfs): check that the given `soft` limit does not exceed `hard` limit and in a case when the given resource is the maximum number of a file descriptors that hard limit is not greater than `sysctl_nr_open` value. The value of the `sysctl_nr_open` can be found via [procfs](https://en.wikipedia.org/wiki/Procfs):
``` ```
~$ cat /proc/sys/fs/nr_open ~$ cat /proc/sys/fs/nr_open