You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@ignite.apache.org by vo...@apache.org on 2017/07/07 09:34:09 UTC
[06/46] ignite git commit: IGNITE-5527: Prevent starvation in stripe
pool on unstable topology.
IGNITE-5527: Prevent starvation in stripe pool on unstable topology.
(cherry picked from commit 97ea507)
Project: http://git-wip-us.apache.org/repos/asf/ignite/repo
Commit: http://git-wip-us.apache.org/repos/asf/ignite/commit/f3912902
Tree: http://git-wip-us.apache.org/repos/asf/ignite/tree/f3912902
Diff: http://git-wip-us.apache.org/repos/asf/ignite/diff/f3912902
Branch: refs/heads/ignite-2.1
Commit: f39129020999561e9def300b9cc136138ea3698e
Parents: 6c9d222
Author: Andrey V. Mashenkov <an...@gmail.com>
Authored: Fri Jun 16 19:54:26 2017 +0300
Committer: Andrey V. Mashenkov <an...@gmail.com>
Committed: Tue Jul 4 17:39:28 2017 +0300
----------------------------------------------------------------------
.../internal/processors/cache/GridDeferredAckMessageSender.java | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/ignite/blob/f3912902/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/GridDeferredAckMessageSender.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/GridDeferredAckMessageSender.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/GridDeferredAckMessageSender.java
index 89aa725..a8e8226 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/GridDeferredAckMessageSender.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/GridDeferredAckMessageSender.java
@@ -173,7 +173,8 @@ public abstract class GridDeferredAckMessageSender<T> {
* @return {@code True} if request was handled, {@code false} if this buffer is filled and cannot be used.
*/
public boolean add(T ver) {
- readLock().lock();
+ if(!readLock().tryLock())
+ return false; // Here, writeLock is help by another thread and guard is already true.
boolean snd = false;