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fix problem that CleanSystemCaches not correct

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This commit is contained in:
yanghao
2021-03-27 16:38:08 +08:00
parent 28934bcdfa
commit c87ee615f6
1 changed files with 4 additions and 4 deletions
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8
src/gausskernel/process/postmaster/postmaster.cpp
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@ -9510,16 +9510,16 @@ void check_backend_env(const char* input_env_value)
void CleanSystemCaches(bool is_in_read_command)
{
int64 totalsize = 0;
int64 usedSize = 0;
totalsize = ((AllocSet)u_sess->cache_mem_cxt)->totalSpace;
usedSize = ((AllocSet)u_sess->cache_mem_cxt)->totalSpace - ((AllocSet)u_sess->cache_mem_cxt)->freeSpace;
/* Over threshold, need to clean cache. */
if (totalsize > g_instance.attr.attr_memory.local_syscache_threshold*1024) {
if (usedSize > g_instance.attr.attr_memory.local_syscache_threshold*1024) {
ereport(DEBUG1,
(errmsg("CleanSystemCaches due to "
"SystemCache(%ld) greater than (%d),in_read_command(%d).",
totalsize,
usedSize,
g_instance.attr.attr_memory.local_syscache_threshold*1024,
(is_in_read_command ? 1 : 0))));