HADOOP-15598. DataChecksum calculate checksum is contented on hashtable synchronization. Contributed by Prasanth Jayachandran.
(cherry picked from commit 0c7a578927032d5d1ef3469283d7d1fb7dee2a56) Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/34f1dd03 Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/34f1dd03 Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/34f1dd03 Branch: refs/remotes/origin/branch-3.1 Commit: 34f1dd03ee0c31173eb3a0b88a5fad7796a30c24 Parents: 44beab0 Author: Wei-Chiu Chuang <[email protected]> Authored: Mon Jul 16 11:32:45 2018 -0700 Committer: Wei-Chiu Chuang <[email protected]> Committed: Mon Jul 16 11:33:43 2018 -0700 ---------------------------------------------------------------------- .../src/main/java/org/apache/hadoop/util/NativeCrc32.java | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/hadoop/blob/34f1dd03/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/NativeCrc32.java ---------------------------------------------------------------------- diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/NativeCrc32.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/NativeCrc32.java index 0669b0a..3142df2 100644 --- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/NativeCrc32.java +++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/NativeCrc32.java @@ -28,12 +28,12 @@ import com.google.common.annotations.VisibleForTesting; * natively. */ class NativeCrc32 { - + private static final boolean isSparc = System.getProperty("os.arch").toLowerCase().startsWith("sparc"); /** * Return true if the JNI-based native CRC extensions are available. */ public static boolean isAvailable() { - if (System.getProperty("os.arch").toLowerCase().startsWith("sparc")) { + if (isSparc) { return false; } else { return NativeCodeLoader.isNativeCodeLoaded(); --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
