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Posted to commits@ignite.apache.org by ag...@apache.org on 2020/06/01 09:12:30 UTC

[ignite] branch master updated: IGNITE-12712 Reorder write throttle init and segments initialization to fix NPE - Fixes #7463.

This is an automated email from the ASF dual-hosted git repository.

agoncharuk pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/ignite.git


The following commit(s) were added to refs/heads/master by this push:
     new e7d9d99  IGNITE-12712 Reorder write throttle init and segments initialization to fix NPE - Fixes #7463.
e7d9d99 is described below

commit e7d9d9999b7f9bea9a288ae9c2a8556a9f4f2771
Author: Anton Kalashnikov <ka...@yandex.ru>
AuthorDate: Mon Jun 1 12:03:08 2020 +0300

    IGNITE-12712 Reorder write throttle init and segments initialization to fix NPE - Fixes #7463.
    
    Signed-off-by: Alexey Goncharuk <al...@gmail.com>
---
 .../processors/cache/persistence/pagemem/PageMemoryImpl.java | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/persistence/pagemem/PageMemoryImpl.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/persistence/pagemem/PageMemoryImpl.java
index a4e3830..2870dcd 100755
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/persistence/pagemem/PageMemoryImpl.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/persistence/pagemem/PageMemoryImpl.java
@@ -68,10 +68,10 @@ import org.apache.ignite.internal.pagemem.wal.record.delta.InitNewPageRecord;
 import org.apache.ignite.internal.pagemem.wal.record.delta.PageDeltaRecord;
 import org.apache.ignite.internal.processors.cache.GridCacheSharedContext;
 import org.apache.ignite.internal.processors.cache.persistence.CheckpointLockStateChecker;
-import org.apache.ignite.internal.processors.cache.persistence.checkpoint.CheckpointProgress;
 import org.apache.ignite.internal.processors.cache.persistence.DataRegionMetricsImpl;
 import org.apache.ignite.internal.processors.cache.persistence.PageStoreWriter;
 import org.apache.ignite.internal.processors.cache.persistence.StorageException;
+import org.apache.ignite.internal.processors.cache.persistence.checkpoint.CheckpointProgress;
 import org.apache.ignite.internal.processors.cache.persistence.freelist.io.PagesListMetaIO;
 import org.apache.ignite.internal.processors.cache.persistence.partstate.GroupPartitionId;
 import org.apache.ignite.internal.processors.cache.persistence.tree.io.DataPageIO;
@@ -378,10 +378,10 @@ public class PageMemoryImpl implements PageMemoryEx {
                 totalTblSize += segments[i].tableSize();
             }
 
-            this.segments = segments;
-
             initWriteThrottle();
 
+            this.segments = segments;
+
             if (log.isInfoEnabled())
                 log.info("Started page memory [memoryAllocated=" + U.readableSize(totalAllocated, false) +
                     ", pages=" + pages +
@@ -1167,8 +1167,10 @@ public class PageMemoryImpl implements PageMemoryEx {
         if (segments == null)
             return;
 
-        for (Segment seg : segments)
-            seg.checkpointPages = null;
+        synchronized (segmentsLock) {
+            for (Segment seg : segments)
+                seg.checkpointPages = null;
+        }
 
         if (throttlingPlc != ThrottlingPolicy.DISABLED)
             writeThrottle.onFinishCheckpoint();