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Perf: Limit the size of object cache pool

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This commit is contained in:
winlin 2021-02-27 08:18:08 +08:00
parent 3989f2d553
commit 501104e728
6 changed files with 72 additions and 48 deletions
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23
trunk/src/kernel/srs_kernel_rtc_rtp.hpp
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@ -345,10 +345,12 @@ private:
bool enabled_;
std::list<T*> cache_objs_;
size_t capacity_;
size_t object_size_;
public:
SrsRtpObjectCacheManager() {
SrsRtpObjectCacheManager(size_t size_of_object) {
enabled_ = false;
capacity_ = 0;
object_size_ = size_of_object;
}
virtual ~SrsRtpObjectCacheManager() {
typedef typename std::list<T*>::iterator iterator;
@ -358,11 +360,24 @@ public:
}
}
public:
// Enable or disable cache.
void set_enabled(bool v, uint64_t memory) {
// Setup the object cache, shrink if capacity changed.
void setup(bool v, uint64_t memory) {
enabled_ = v;
capacity_ = (size_t)(memory / sizeof(T));
capacity_ = (size_t)(memory / object_size_);
if (!enabled_) {
capacity_ = 0;
}
// Shrink the cache.
while (cache_objs_.size() > capacity_) {
T* obj = cache_objs_.back();
cache_objs_.pop_back();
srs_freep(obj);
}
}
// Get the status of object cache.
bool enabled() {
return enabled_;
}