Changes between Version 1 and Version 2 of jazz/Hadoop_Update


Ignore:
Timestamp:
Nov 14, 2010, 7:26:38 PM (15 years ago)
Author:
jazz
Comment:

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  • jazz/Hadoop_Update

    v1 v2  
    11= 紀錄一些 hadoop 叢集的修改 =
    22
    3  * 改用 DRBL SSI 模式
     3 * 改用 DRBL SSI 模式 (2010-10-19)
    44
    5  * /etc/sysctl.conf
     5 * /etc/sysctl.conf (2010-10-19)
    66{{{
    77# reboot while kernal panic
    … …  
    99}}}
    1010
    11  * /etc/rc.local
     11 * /etc/rc.local (2010-11-14)
    1212{{{
     13# 避免記憶體 cache 用太凶
    1314echo 1 > /proc/sys/vm/drop_caches
    14 echo 0 > /proc/
     15# 避免 java 程序跑太久的警告
     16echo 0 > /proc/sys/kernel/hung_task_timeout_secs
    1517}}}