Spotlight on Oracle 10.5 - Getting Started Guide

Note: Descriptions for other system calls can be obtained using the Unix man or whatis commands. Some man entries may vary slightly from the DTrace listing. For instance, the man page for pollsys is "man poll"; the man page for read64 is "man read".

System Call	Description
access	Determines the accessibility of a file.
bind	Binds a name to a socket.
brk	Changes the amount of space allocated for the data segment of the calling process.
chdir	Changes the working directory.
close	Releases access to a device.
doorfs	Uses the Solaris fast IPC (inter-process communication) facility.
exece	Executes a process image.
fcntl	Uses file control options.
fork1	Creates a new process.
fstatvfs	Gets file system information.
getcwd	Gets the path name of the current working directory.
getgid	Gets a real user.
getpeername	Gets the name of the peer socket.
getpid	Gets a process.
getrlimit	Controls the maximum consumption of system resources.
getsockname	Gets the socket name.
getsockopt	Gets and sets the options on sockets.
getuid	Gets a real user.
ioctl	Controls an I/O device such as a disk drive.
kaio	Performs kernel asynchronous I/O, which optimizes I/O to raw files.
lseek	Moves the read/write file pointer.
lwp_park	Puts a light-weight process to sleep in kernel mode.
memcntl	Controls memory management.
mmap	Checks the virtual mapping for a memory-mapped device.
munmap	Unmaps pages of memory.
open	Gains access to a disk or other device.
open64	Gains access to a disk or other device.
pipe	Creates an inter-process channel.
pollsys	Performs I/O multiplexing — a driver for fast polling on many file descriptors.
pread64	Reads from a file.
pset	Performs processor set operations.
pwrite64	Writes on a file or device.
read	Reads data from a device.
readv	Reads from a file.
resolvepath	Resolves all symbolic links of a path name.
schedctl	Performs calls to schedule or reschedule a thread on the CPU.
semsys	Uses the semaphore facility.
setpgrp	Sets the ID for a process group.
setrlimit	Controls the maximum consumption of system resources.
setsockopt	Gets and sets the options on sockets.
shmsys	Uses the shared memory facility.
sigaction	Performs detailed signal management.
so_socket	Performs the low-level implementation of socket operations.
stat64	Gets file status.
times	Gets process times. (Used by the Oracle TIMED_STATISTIC option.)
waitsys	Waits for a child process to stop or terminate.
write	Writes data to a device.
writev	Writes on a file.
xstat	Gets file status.
yield	Yields execution to another lightweight process.

For more information on system calls, see:

the Oracle Solaris Web site.

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Spotlight on Oracle 10.5 - Getting Started Guide

Common Solaris system calls