yangzhg commented on code in PR #11629:
URL: https://github.com/apache/doris/pull/11629#discussion_r942031469
##########
be/src/io/cache/whole_file_cache.cpp:
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@@ -37,6 +37,16 @@ WholeFileCache::~WholeFileCache() {}
Status WholeFileCache::read_at(size_t offset, Slice result, size_t*
bytes_read) {
if (_cache_file_reader == nullptr) {
+ std::lock_guard<std::shared_mutex> wrlock(_cache_lock);
Review Comment:
why create cache dir when read ？and why use shared_mutex here ？
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