[HDFS-13705] The native ISA-L library loading failure should be made warning rather than an error message

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 3.2.0, 3.1.1
• Component/s: erasure-coding
• Assignee: Shashikant Banerjee
• Reporter: Nilotpal Nandi
• Created: 28/Jun/18 08:33
• Updated: 28/Jun/18 17:12
• Resolved: 28/Jun/18 16:26

Description

If the loading of native ISA-L library fails, the java built in library is used for Erasure coding.

The loading failure should be logged as warning and the stack trace below should be suppressed.

 

 
18/06/26 10:22:34 ERROR erasurecode.ErasureCodeNative: Loading ISA-L failed java.lang.UnsatisfiedLinkError: Failed to load libisal.so.2 (libisal.so.2: cannot open shared object file: No such file or directory) at org.apache.hadoop.io.erasurecode.ErasureCodeNative.loadLibrary(Native Method) at org.apache.hadoop.io.erasurecode.ErasureCodeNative.<clinit>(ErasureCodeNative.java:46) at org.apache.hadoop.io.erasurecode.rawcoder.NativeRSRawEncoder.<clinit>(NativeRSRawEncoder.java:34) at org.apache.hadoop.io.erasurecode.rawcoder.NativeRSRawErasureCoderFactory.createEncoder(NativeRSRawErasureCoderFactory.java:35) at org.apache.hadoop.io.erasurecode.CodecUtil.createRawEncoderWithFallback(CodecUtil.java:177) at org.apache.hadoop.io.erasurecode.CodecUtil.createRawEncoder(CodecUtil.java:129) at org.apache.hadoop.hdfs.DFSStripedOutputStream.<init>(DFSStripedOutputStream.java:309) at org.apache.hadoop.hdfs.DFSOutputStream.newStreamForCreate(DFSOutputStream.java:307)