Oracle 5.0 Reference Manual page 437

Option-File Format
Only use one thread (for debugging under Linux). This option is available only if the server is built
with debugging enabled. See
•
--open-files-limit=count
Command-Line Format
Option-File Format
Option Sets Variable
Variable Name
Variable Scope
Dynamic Variable
Changes the number of file descriptors available to mysqld. You should try increasing the value of
this option if
mysqld
to reserve descriptors with setrlimit(). If the requested number of file descriptors cannot be
allocated, writes a warning to the error log.
mysqld
may attempt to allocate more than the requested number of descriptors (if they are
mysqld
available), using the values of
whether more descriptors will be needed.
On Unix, the value cannot be set less than
•
--pid-file=path
Command-Line Format
Option-File Format
Option Sets Variable
Variable Name
Variable Scope
Dynamic Variable
The path name of the process ID file. The server creates the file in the data directory unless an
absolute path name is given to specify a different directory. This file is used by other programs such
as to determine the server's process ID.
mysqld_safe
•
--port=port_num
Command-Line Format
Option-File Format
Option Sets Variable
Variable Name
Variable Scope
Dynamic Variable
Server Command Options
one-thread
MySQL Internals: Porting to Other
[417]
--open-files-limit=#
open-files-limit
Yes,
open_files_limit
open_files_limit
Global
No
gives you the error
Too many open
max_connections
ulimit
[417]
--pid-file=file_name
pid-file=file_name
Yes,
pid_file
pid_file
Global
No
Permitted Values
Type
file name
[417],
-P port_num
--port=#
-P
port
Yes, [482]
port
port
Global
No
Permitted Values
Type
numeric
417
Systems.
[480]
files.
[467] and
table_cache
-n.
[481]
uses the option value
mysqld
[498] to estimate