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authorGarrett D'Amore <garrett@damore.org>2018-06-12 00:40:37 -0700
committerGarrett D'Amore <garrett@damore.org>2018-06-12 00:40:37 -0700
commite60308808f58a3517170edf61245031cb899e59e (patch)
tree79c78ac8fbde2efef1c179e5c2cc6c23fff1f64d /src/core/taskq.c
parent061beeabd9859f92917ae3f0c5657dd8eca44d68 (diff)
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fixes #32 autoscale based on CPUs available
This should work on both Windows and the most common POSIX variants. We will create at least two threads for running completions, but there are numerous other threads in the code.
Diffstat (limited to 'src/core/taskq.c')
-rw-r--r--src/core/taskq.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/src/core/taskq.c b/src/core/taskq.c
index ae66ec67..82a7456b 100644
--- a/src/core/taskq.c
+++ b/src/core/taskq.c
@@ -261,11 +261,14 @@ nni_task_fini(nni_task *task)
int
nni_taskq_sys_init(void)
{
- int rv;
+ int nthrs;
- // XXX: Make the "16" = NCPUs * 2
- rv = nni_taskq_init(&nni_taskq_systq, 16);
- return (rv);
+ nthrs = nni_plat_ncpu() * 2;
+ if (nthrs < 2) {
+ nthrs = 2;
+ }
+
+ return (nni_taskq_init(&nni_taskq_systq, nthrs));
}
void