Remove debug codes

Signed-off-by: JaySon-Huang <[email protected]>

Author: JaySon-Huang

dbms/src/Storages/DeltaMerge/tests/gtest_segment.cpp

@@ -607,58 +607,6 @@ try
 }
 CATCH
 
-namespace
-{
-struct ProcessMemoryUsage
-{
-    double resident_mb;
-    Int64 cur_proc_num_threads;
-    double cur_virt_mb;
-};
-
-bool process_mem_usage(double & resident_set, Int64 & cur_proc_num_threads, UInt64 & cur_virt_size)
-{
-    resident_set = 0.0;
-
-    // 'file' stat seems to give the most reliable results
-    std::ifstream stat_stream("/proc/self/stat", std::ios_base::in);
-    // if "/proc/self/stat" is not supported
-    if (!stat_stream.is_open())
-        return false;
-
-    // dummy vars for leading entries in stat that we don't care about
-    std::string pid, comm, state, ppid, pgrp, session, tty_nr;
-    std::string tpgid, flags, minflt, cminflt, majflt, cmajflt;
-    std::string utime, stime, cutime, cstime, priority, nice;
-    std::string itrealvalue, starttime;
-
-    // the field we want
-    Int64 rss;
-
-    stat_stream >> pid >> comm >> state >> ppid >> pgrp >> session >> tty_nr >> tpgid >> flags >> minflt >> cminflt
-        >> majflt >> cmajflt >> utime >> stime >> cutime >> cstime >> priority >> nice >> cur_proc_num_threads
-        >> itrealvalue >> starttime >> cur_virt_size >> rss; // don't care about the rest
-
-    stat_stream.close();
-
-    Int64 page_size_kb = sysconf(_SC_PAGE_SIZE) / 1024; // in case x86-64 is configured to use 2MB pages
-    resident_set = rss * page_size_kb;
-    return true;
-}
-ProcessMemoryUsage get_process_mem_usage()
-{
-    double resident_set;
-    Int64 cur_proc_num_threads = 1;
-    UInt64 cur_virt_size = 0;
-    process_mem_usage(resident_set, cur_proc_num_threads, cur_virt_size);
-    resident_set *= 1024; // unit: byte
-    return ProcessMemoryUsage{
-        resident_set / 1024.0 / 1024,
-        cur_proc_num_threads,
-        cur_virt_size / 1024.0 / 1024,
-    };
-}
-} // namespace
 
 class SegmentEnableLogicalSplitTest : public SegmentOperationTest
 {