Examples of using File descriptors in English and their translations into Russian
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Colloquial
Control over all input/output file descriptors.
In some cases, you may find that more file descriptors are required, so the"ulimit-n" value can be increased up to 32768 safely.
You can either tell mysqld not to open so many files at once orincrease the number of file descriptors available to mysqld.
Often times, allowing at least 8192 sockets and 16384 open file descriptors per process should be plenty for most systems, even under significant load.
(errno: 24), or any other error with errno 23 or errno 24 from MySQL,it means that you haven't allocated enough file descriptors for the MySQL server.
You must also reserve some extra file descriptors for temporary tables and files. .
All those"processes" are actuallyCommuniGate Pro Server threads, and they share all their resources- VRAM, File Descriptors, etc.
Tsirkin of Red Hat Engineering found that the vhost driver leaked file descriptors passed to it with the VHOST_SET_LOG_FD ioctl command.
This is normal: all those"processes" are actuallyCommuniGate Pro Server threads, and they share all their resources- VRAM, file descriptors, etc.
In addition to sending data, processes may send file descriptors across a Unix domain socket connection using the sendmsg() and recvmsg() system calls.
You also have to take into account that the MyISAM storage engine needs two file descriptors for each unique open table.
The send_dg function in resolv/ res send does not properly reuse file descriptors, which allows remote attackers to send DNS queries to unintended locations via a large number of requests that trigger a call to the getaddrinfo function.
In this case, the shell changes the default assignments for the file descriptors 0 and 1 to the named files. .
The most common case for C is to skip'Dispose()' method call for'IDisposable' object, which can lead to a run-time error due to early violation of memory limits or other system resources,such as file descriptors.
On Unix systems, when the Server detects that the number of open network sockets and file descriptors is coming close to the set limit, it starts to reject incoming connections, and reports about this problem via the Log.
In versions of MIT Kerberos shipped by Debian,this bug can only be triggered in configurations that allow large numbers of open file descriptors in a process.
You can remove the‘' character to uncomment this line, andchange the number 256 to set the number of file descriptors to be made available to mysqld.
When optimizing a system for performance, there are often certain system kernel and TCP/UDP stack tuning options available which allow the system to open moreconcurrent network connections and allow the CommuniGate Pro process to open many file descriptors.
Use top, df, or a similar program to check whether you are out of memory,disk space, file descriptors, or some other critical resource.
When optimizing a system for performance, there are often certain system kernel andTCP/UDP stack tuning options available which allow the system to open more concurrent network connections and allow the CommuniGate Pro process to open many file descriptors.
Requires a backend method that can support arbitrary file descriptor types, and not just sockets.
According to the comment, if the file descriptor equals NULL, a new file shall be created.
File descriptor- unique number of the file that is opened by the program at the moment.
The function returns the file descriptor of the opened file of -1, in case it fails.
It was discovered that incorrect file descriptor handling could lead to denial of service.
Such as a file descriptor being readable or a timeout occurring.
The file descriptor, stream resource or socket associated with the event.
Numeric file descriptor associated with the buffer event.
Equals to NULL, if there is no file descriptor(socket) associated with the buffer event.
Numeric file descriptor of the underlying socket.