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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-24 04:52:22 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-24 04:52:22 +0000 |
commit | 3d08cd331c1adcf0d917392f7e527b3f00511748 (patch) | |
tree | 312f0d1e1632f48862f044b8bb87e602dcffb5f9 /man3/aio_init.3 | |
parent | Adding debian version 6.7-2. (diff) | |
download | manpages-3d08cd331c1adcf0d917392f7e527b3f00511748.tar.xz manpages-3d08cd331c1adcf0d917392f7e527b3f00511748.zip |
Merging upstream version 6.8.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'man3/aio_init.3')
-rw-r--r-- | man3/aio_init.3 | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/man3/aio_init.3 b/man3/aio_init.3 deleted file mode 100644 index 2e43d03..0000000 --- a/man3/aio_init.3 +++ /dev/null @@ -1,78 +0,0 @@ -.\" Copyright (c) 2010 by Michael Kerrisk <mtk.manpages@gmail.com> -.\" -.\" SPDX-License-Identifier: Linux-man-pages-copyleft -.\" -.TH aio_init 3 2023-10-31 "Linux man-pages 6.7" -.SH NAME -aio_init \- asynchronous I/O initialization -.SH LIBRARY -Real-time library -.RI ( librt ", " \-lrt ) -.SH SYNOPSIS -.nf -.BR "#define _GNU_SOURCE" " /* See feature_test_macros(7) */" -.B "#include <aio.h>" -.P -.BI "void aio_init(const struct aioinit *" init ); -.fi -.SH DESCRIPTION -The GNU-specific -.BR aio_init () -function allows the caller to provide tuning hints to the -glibc POSIX AIO implementation. -Use of this function is optional, but to be effective, -it must be called before employing any other functions in the POSIX AIO API. -.P -The tuning information is provided in the buffer pointed to by the argument -.IR init . -This buffer is a structure of the following form: -.P -.in +4n -.EX -struct aioinit { - int aio_threads; /* Maximum number of threads */ - int aio_num; /* Number of expected simultaneous - requests */ - int aio_locks; /* Not used */ - int aio_usedba; /* Not used */ - int aio_debug; /* Not used */ - int aio_numusers; /* Not used */ - int aio_idle_time; /* Number of seconds before idle thread - terminates (since glibc 2.2) */ - int aio_reserved; -}; -.EE -.in -.P -The following fields are used in the -.I aioinit -structure: -.TP -.I aio_threads -This field specifies the maximum number of worker threads that -may be used by the implementation. -If the number of outstanding I/O operations exceeds this limit, -then excess operations will be queued until a worker thread becomes free. -If this field is specified with a value less than 1, the value 1 is used. -The default value is 20. -.TP -.I aio_num -This field should specify the maximum number of simultaneous I/O requests -that the caller expects to enqueue. -If a value less than 32 is specified for this field, -it is rounded up to 32. -.\" FIXME . But, if aio_num > 32, the behavior looks strange. See -.\" http://sourceware.org/bugzilla/show_bug.cgi?id=12083 -The default value is 64. -.TP -.I aio_idle_time -This field specifies the amount of time in seconds that a -worker thread should wait for further requests before terminating, -after having completed a previous request. -The default value is 1. -.SH STANDARDS -GNU. -.SH HISTORY -glibc 2.1. -.SH SEE ALSO -.BR aio (7) |