FateWithShellmiaoComment/FATE-Flow/doc/system_operational.md

System Operation

1. Description

2. Log cleaning

2.1 Job logs (N=14 days)

• Machine: the machine where fate flow is located
• Directory: ${FATE_PROJECT_BASE}/fateflow/logs/
• Rule: directory starts with $jobid, clean up the data before $jobid is N days
• Reference command.

rm -rf ${FATE_PROJECT_BASE}/fateflow/logs/20200417*

2.2 EggRoll Session logs (N=14 days)

• Machine: eggroll node
• Directory: ${FATE_PROJECT_BASE}/eggroll/logs/
• Rule: directory starts with $jobid, clean up data before $jobid is N days
• Reference command.

rm -rf ${FATE_PROJECT_BASE}/eggroll/logs/20200417*

2.3 fateflow system logs (N=14 days)

• Machine: fate flow machine
• Directory: ${FATE_PROJECT_BASE}/logs/fate_flow/
• Rule: Log file ends with yyyy-dd-mm, clean up data before N days
• Archive: log file ends with yyyy-dd-mm, archive to keep 180 days of logs
• Reference command.

rm -rf ${FATE_PROJECT_BASE}/logs/fate_flow/fate_flow_stat.log.2020-12-15

2.4 EggRoll system logs (N=14 days)

• Machine: eggroll deployment machine
• Directory: ${FATE_PROJECT_BASE}/eggroll/logs/eggroll
• Rule: directory is yyyy/mm/dd, clean up data before N days
• Archive: directory is yyyy/mm/dd, archive the logs retained for 180 days
• Reference command.

rm -rf ${FATE_PROJECT_BASE}/eggroll/logs/2020/12/15/

3. Data cleanup

3.1 Calculate temporary data (N=2 days)

• Machine: eggroll node
• Directory: ${FATE_PROJECT_BASE}/eggroll/data/IN_MEMORY
• Rule: namespace starts with $jobid, clean up data before $jobid is N days
• Reference command.

rm -rf ${FATE_PROJECT_BASE}/eggroll/data/IN_MEMORY/20200417*

3.2 Component output data (N=14 days)

• Machine: eggroll node
• Directory: ${FATE_PROJECT_BASE}/eggroll/data/LMDB
• Rule: namespace starts with outputdata$jobid, clean up $jobid for data before N days
• Reference command.

rm -rf ${FATE_PROJECT_BASE}/eggroll/data/LMDB/output_data_20200417*