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authorSage Weil <sage@inktank.com>2013-04-30 10:26:24 -0700
committerSage Weil <sage@inktank.com>2013-04-30 10:26:24 -0700
commit0acede3bff88bd3e4901d1d704b0cc933b61c0fd (patch)
tree4298518dca2fedda2da402d834b5a56826b7be1c
parent6f2a7df4b0f848ff3d809925462a395656410e87 (diff)
downloadceph-0acede3bff88bd3e4901d1d704b0cc933b61c0fd.tar.gz
mon: change leveldb block size to 64K
#leveldb on freenode says > 2MB is nonsense (it might explain the weird behavior we saw). Riak tuning guide suggests 256KB for large data block environments. Default is 8KB. 64KB seems sane for us. Signed-off-by: Sage Weil <sage@inktank.com>
-rw-r--r--src/common/config_opts.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/common/config_opts.h b/src/common/config_opts.h
index 22d3d334f36..30702d68026 100644
--- a/src/common/config_opts.h
+++ b/src/common/config_opts.h
@@ -182,7 +182,7 @@ OPTION(mon_sync_provider_kill_at, OPT_INT, 0) // kill the sync provider at a spe
OPTION(mon_sync_requester_kill_at, OPT_INT, 0) // kill the sync requester at a specific point in the work flow
OPTION(mon_leveldb_write_buffer_size, OPT_U64, 32*1024*1024) // monitor's leveldb write buffer size
OPTION(mon_leveldb_cache_size, OPT_U64, 0) // monitor's leveldb cache size
-OPTION(mon_leveldb_block_size, OPT_U64, 4*1024*1024) // monitor's leveldb block size
+OPTION(mon_leveldb_block_size, OPT_U64, 64*1024) // monitor's leveldb block size
OPTION(mon_leveldb_bloom_size, OPT_INT, 0) // monitor's leveldb bloom bits per entry
OPTION(mon_leveldb_max_open_files, OPT_INT, 0) // monitor's leveldb max open files
OPTION(mon_leveldb_compression, OPT_BOOL, false) // monitor's leveldb uses compression