change some default config of ps v3 (#5398)

ref #3594
pingcap · Jul 19, 2022 · 75dbc1c · 75dbc1c
1 parent 5d680c4
commit 75dbc1c
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/dbms/src/Storages/Page/PageDefines.h b/dbms/src/Storages/Page/PageDefines.h
@@ -41,7 +41,7 @@ static_assert(PAGE_SIZE_STEP >= ((1 << 10) * 16), "PAGE_SIZE_STEP should be at l
 static_assert((PAGE_SIZE_STEP & (PAGE_SIZE_STEP - 1)) == 0, "PAGE_SIZE_STEP should be power of 2");
 
 // PageStorage V3 define
-static constexpr UInt64 BLOBFILE_LIMIT_SIZE = 512 * MB;
+static constexpr UInt64 BLOBFILE_LIMIT_SIZE = 256 * MB;
 static constexpr UInt64 BLOBSTORE_CACHED_FD_SIZE = 100;
 static constexpr UInt64 PAGE_META_ROLL_SIZE = 2 * MB;
 static constexpr UInt64 MAX_PERSISTED_LOG_FILES = 4;

diff --git a/dbms/src/Storages/Page/PageStorage.h b/dbms/src/Storages/Page/PageStorage.h
@@ -138,7 +138,7 @@ class PageStorage : private boost::noncopyable
         SettingUInt64 blob_file_limit_size = BLOBFILE_LIMIT_SIZE;
         SettingUInt64 blob_spacemap_type = 2;
         SettingUInt64 blob_cached_fd_size = BLOBSTORE_CACHED_FD_SIZE;
-        SettingDouble blob_heavy_gc_valid_rate = 0.2;
+        SettingDouble blob_heavy_gc_valid_rate = 0.5;
         SettingUInt64 blob_block_alignment_bytes = 0;
 
         SettingUInt64 wal_roll_size = PAGE_META_ROLL_SIZE;