os/bluestore: set cache meta ratio to .9

More metadata, less data.

Signed-off-by: Sage Weil <sage@redhat.com>

diff --git a/src/common/config_opts.h b/src/common/config_opts.h
index c53d0e98a384afaf93abf38930ec86dae1a071c3..b85d92a926f43f761c33c374c7baed7a175d3ec2 100644 (file)
--- a/src/common/config_opts.h
+++ b/src/common/config_opts.h
@@ -1045,7 +1045,7 @@ OPTION(bluestore_cache_type, OPT_STR, "2q")   // lru, 2q
 OPTION(bluestore_2q_cache_kin_ratio, OPT_DOUBLE, .5)    // kin page slot size / max page slot size
 OPTION(bluestore_2q_cache_kout_ratio, OPT_DOUBLE, .5)   // number of kout page slot / total number of page slot
 OPTION(bluestore_cache_size, OPT_U64, 1024*1024*1024)
-OPTION(bluestore_cache_meta_ratio, OPT_DOUBLE, .5)
+OPTION(bluestore_cache_meta_ratio, OPT_DOUBLE, .9)
 OPTION(bluestore_kvbackend, OPT_STR, "rocksdb")
 OPTION(bluestore_allocator, OPT_STR, "bitmap")     // stupid | bitmap
 OPTION(bluestore_freelist_type, OPT_STR, "bitmap") // extent | bitmap