[james-project] 15/20: JAMES-2838 Parallelism do not play well with error propagation

[bt...@apache.org]

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btellier pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/james-project.git

commit 2c1db46f32dff67d86cc87449bb1c2816835aed9
Author: Benoit Tellier <bt...@linagora.com>
AuthorDate: Tue Jul 30 09:10:36 2019 +0200

    JAMES-2838 Parallelism do not play well with error propagation
    
    Despite a long debug session. Hence I turned it off. Note that with IO
    what we really need is prefetch, as we are not CPU bound.
---
 .../main/java/org/apache/james/blob/cassandra/CassandraBlobStore.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/server/blob/blob-cassandra/src/main/java/org/apache/james/blob/cassandra/CassandraBlobStore.java b/server/blob/blob-cassandra/src/main/java/org/apache/james/blob/cassandra/CassandraBlobStore.java
index 283c76b..653edef 100644
--- a/server/blob/blob-cassandra/src/main/java/org/apache/james/blob/cassandra/CassandraBlobStore.java
+++ b/server/blob/blob-cassandra/src/main/java/org/apache/james/blob/cassandra/CassandraBlobStore.java
@@ -52,7 +52,7 @@ import reactor.core.scheduler.Schedulers;
 public class CassandraBlobStore implements BlobStore {
 
     private static final int PREFETCH = 16;
-    private static final int MAX_CONCURRENCY = 2;
+    private static final int MAX_CONCURRENCY = 1;
     private final CassandraDefaultBucketDAO defaultBucketDAO;
     private final CassandraBucketDAO bucketDAO;
     private final DataChunker dataChunker;


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