[0.11.0][BugFix] Improve the performance of prefixcache features#4021

wangxiyuan merged 4 commits intovllm-project:v0.11.0-devvllm-project/vllm-ascend:v0.11.0-devfrom

underfituu:dev_bugfix_prefix_cache_prefunderfituu/vllm-ascend:dev_bugfix_prefix_cache_prefCopy head branch name to clipboard