PHP Manual
Function Reference
Process Control Extensions
Eio
Ev
Expect
PCNTL
POSIX
Program execution
parallel
pthreads
Semaphore
Shared Memory
Sync
Process Control Extensions
Introduction
Process Control Extensions
PHP Manual
Eio
Table of Contents
Introduction
Installing/Configuring
Requirements
Installation
Resource Types
Predefined Constants
Examples
Eio Functions
eio_busy
— Artificially increase load. Could be useful in tests, benchmarking
eio_cancel
— Cancels a request
eio_chmod
— Change file/directory permissions
eio_chown
— Change file/directory permissions
eio_close
— Close file
eio_custom
— Execute custom request like any other eio_* call
eio_dup2
— Duplicate a file descriptor
eio_event_loop
— Polls libeio until all requests proceeded
eio_fallocate
— Allows the caller to directly manipulate the allocated disk space for a file
eio_fchmod
— Change file permissions
eio_fchown
— Change file ownership
eio_fdatasync
— Synchronize a file's in-core state with storage device
eio_fstat
— Get file status
eio_fstatvfs
— Get file system statistics
eio_fsync
— Synchronize a file's in-core state with storage device
eio_ftruncate
— Truncate a file
eio_futime
— Change file last access and modification times
eio_get_event_stream
— Get stream representing a variable used in internal communications with libeio
eio_get_last_error
— Returns string describing the last error associated with a request resource
eio_grp
— Creates a request group
eio_grp_add
— Adds a request to the request group
eio_grp_cancel
— Cancels a request group
eio_grp_limit
— Set group limit
eio_init
— (Re-)initialize Eio
eio_link
— Create a hardlink for file
eio_lstat
— Get file status
eio_mkdir
— Create directory
eio_mknod
— Create a special or ordinary file
eio_nop
— Does nothing, except go through the whole request cycle
eio_npending
— Returns number of finished, but unhandled requests
eio_nready
— Returns number of not-yet handled requests
eio_nreqs
— Returns number of requests to be processed
eio_nthreads
— Returns number of threads currently in use
eio_open
— Opens a file
eio_poll
— Can be to be called whenever there are pending requests that need finishing
eio_read
— Read from a file descriptor at given offset
eio_readahead
— Perform file readahead into page cache
eio_readdir
— Reads through a whole directory
eio_readlink
— Read value of a symbolic link
eio_realpath
— Get the canonicalized absolute pathname
eio_rename
— Change the name or location of a file
eio_rmdir
— Remove a directory
eio_seek
— Seek to a position
eio_sendfile
— Transfer data between file descriptors
eio_set_max_idle
— Set maximum number of idle threads
eio_set_max_parallel
— Set maximum parallel threads
eio_set_max_poll_reqs
— Set maximum number of requests processed in a poll
eio_set_max_poll_time
— Set maximum poll time
eio_set_min_parallel
— Set minimum parallel thread number
eio_stat
— Get file status
eio_statvfs
— Get file system statistics
eio_symlink
— Create a symbolic link
eio_sync
— Commit buffer cache to disk
eio_sync_file_range
— Sync a file segment with disk
eio_syncfs
— Calls Linux' syncfs syscall, if available
eio_truncate
— Truncate a file
eio_unlink
— Delete a name and possibly the file it refers to
eio_utime
— Change file last access and modification times
eio_write
— Write to file