[HDFS-14371] Improve Logging in FSNamesystem by adding parameterized logging

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.3.0
• Fix Version/s: 3.3.0
• Component/s: hdfs
• Assignee: Shweta
• Reporter: Shweta
• Created: 14/Mar/19 00:31
• Updated: 02/Oct/19 17:12
• Resolved: 05/Apr/19 23:09

Description

Remove several instances of check for debug log enabled in FSNamesystem one such example is as:

if (LOG.isDebugEnabled()) {
        LOG.debug("list corrupt file blocks returned: " + count);
}

This can be replaced by using parameterized logging.