From 5eeb5675277188baa42f6995b6c69b89552a608c Mon Sep 17 00:00:00 2001
From: wiz <j@wiz.biz>
Date: Fri, 23 Oct 2020 13:43:35 +0900
Subject: [PATCH] Add electrs patch to disable compaction, use LZ4 instead of
 Snappy

---
 production/compaction.patch | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 production/compaction.patch

diff --git a/production/compaction.patch b/production/compaction.patch
new file mode 100644
index 000000000..4f5d9c394
--- /dev/null
+++ b/production/compaction.patch
@@ -0,0 +1,26 @@
+diff --git a/src/new_index/db.rs b/src/new_index/db.rs
+index ef226d3..d9d51ba 100644
+--- a/src/new_index/db.rs
++++ b/src/new_index/db.rs
+@@ -87,10 +87,10 @@ impl DB {
+         db_opts.create_if_missing(true);
+         db_opts.set_max_open_files(100_000); // TODO: make sure to `ulimit -n` this process correctly
+         db_opts.set_compaction_style(rocksdb::DBCompactionStyle::Level);
+-        db_opts.set_compression_type(rocksdb::DBCompressionType::Snappy);
++        db_opts.set_compression_type(rocksdb::DBCompressionType::Lz4);
+         db_opts.set_target_file_size_base(1_073_741_824);
+         db_opts.set_write_buffer_size(256 << 20);
+-        db_opts.set_disable_auto_compactions(true); // for initial bulk load
++        db_opts.set_disable_auto_compactions(false); // for initial bulk load
+ 
+         // db_opts.set_advise_random_on_open(???);
+         db_opts.set_compaction_readahead_size(1 << 20);
+@@ -109,7 +109,7 @@ impl DB {
+     pub fn full_compaction(&self) {
+         // TODO: make sure this doesn't fail silently
+         debug!("starting full compaction on {:?}", self.db);
+-        self.db.compact_range(None::<&[u8]>, None::<&[u8]>);
++        //self.db.compact_range(None::<&[u8]>, None::<&[u8]>);
+         debug!("finished full compaction on {:?}", self.db);
+     }
+