Apache
/
hbase
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

HBASE-6065 Log for flush would append a non-sequential edit in the hlog, leading to possible data loss (Chunhui) 

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1342019 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Zhihong Yu 2012-05-23 20:17:44 +00:00
parent dfc63998d2
commit be6e4c6593
1 changed files with 9 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
src/main/java/org/apache/hadoop/hbase/regionserver/wal/HLogSplitter.java
View File

@ -1303,9 +1303,16 @@ public class HLogSplitter {
* Update region's maximum edit log SeqNum.
*/
void updateRegionMaximumEditLogSeqNum(Entry entry) {
synchronized (regionMaximumEditLogSeqNum) {
Long currentMaxSeqNum=regionMaximumEditLogSeqNum.get(entry.getKey().getEncodedRegionName());
if (currentMaxSeqNum == null
|| entry.getKey().getLogSeqNum() > currentMaxSeqNum) {
regionMaximumEditLogSeqNum.put(entry.getKey().getEncodedRegionName(),
entry.getKey().getLogSeqNum());
}
}
}
Long getRegionMaximumEditLogSeqNum(byte[] region) {
return regionMaximumEditLogSeqNum.get(region);