[YARN-1175] LogLength shown in $ yarn logs is 1 character longer than actual stdout

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Not A Problem
• Fix Version/s: 2.1.1-beta
• Component/s: applications/distributed-shell
• Assignee: Unassigned
• Reporter: Tassapol Athiapinya
• Created: 09/Sep/13 20:45
• Updated: 24/Sep/13 23:33
• Resolved: 09/Sep/13 22:28

Description

Run distributed shell with -shell_command "pwd". Do $ yarn logs on that application.

Count number of characters in Log Contents field. Number of characters will be smaller than LogLength field by one.

mock-up yarn logs output

$ /usr/bin/yarn logs -applicationId application_1378424977532_0088
...
LogType: stdout
LogLength: 87
Log Contents:
/mypath/appcache/application_1378424977532_0088/container_1378424977532_0088_01_000002

---

Th length of
"/mypath/appcache/application_1378424977532_0088/container_1378424977532_0088_01_000002"
is 86.