Skip to content
GitLab
Menu
Projects
Groups
Snippets
Loading...
Help
Help
Support
Community forum
Keyboard shortcuts
?
Submit feedback
Contribute to GitLab
Sign in / Register
Toggle navigation
Menu
Open sidebar
ruanhaishen
redis
Commits
30091dc2
Commit
30091dc2
authored
Mar 27, 2019
by
antirez
Browse files
Threaded IO: use main thread if num of threads is 1.
parent
9bf7f302
Changes
1
Show whitespace changes
Inline
Side-by-side
src/networking.c
View file @
30091dc2
...
...
@@ -2525,11 +2525,16 @@ void *IOThreadMain(void *myid) {
/* Initialize the data structures needed for threaded I/O. */
void initThreadedIO(void) {
pthread_t
tid
;
server.io_threads_num = 8;
io_threads_active = 0; /* We start with threads not active. */
/* Don't spawn any thread if the user selected a single thread:
* we'll handle I/O directly from the main thread. */
if (server.io_threads_num == 1) return;
/* Spawn the I/O threads. */
for (int i = 0; i < server.io_threads_num; i++) {
pthread_t tid;
pthread_mutex_init(&io_threads_mutex[i],NULL);
io_threads_pending[i] = 0;
io_threads_list[i] = listCreate();
...
...
@@ -2569,6 +2574,10 @@ void stopThreadedIO(void) {
* could be possibly stopped (if already active) as a side effect. */
int stopThreadedIOIfNeeded(void) {
int pending = listLength(server.clients_pending_write);
/* Return ASAP if IO threads are disabled (single threaded mode). */
if (server.io_threads_num == 1) return 0;
if (pending < (server.io_threads_num*2)) {
if (io_threads_active) stopThreadedIO();
return 1;
...
...
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
.
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment