= 2009-09-11 =

 * [陽明] 長久以來，/etc/hosts 對於 MPICH2 就容易造成一些困擾，今天又發現對 torque 也有影響。
  * [狀況] 
{{{
#!diff
--- /etc/hosts.org      2009-09-11 02:41:13.000000000 +0800
+++ /etc/hosts  2009-09-11 02:34:26.000000000 +0800
@@ -1,6 +1,6 @@
 127.0.0.1      localhost
-140.X.X.X bio2.classcloud.org bio037
-192.168.128.254 bio-eth0
+140.X.X.X bio2.classcloud.org
+192.168.128.254 bio-eth0 bio037
 192.168.128.13 bio013
 192.168.128.14 bio014
 192.168.128.15 bio015
}}}
 * [課程] 還原電腦教室 A 的 Hadoop Image
{{{
#!sh
#!/bin/bash
/opt/drbl/sbin/drbl-ocs -b -g auto -e1 auto -e2 -x -j2 -o1 -p poweroff --clients-to-wait 31 --max-time-to-wait 300 --broadcast -h "192.168.100.1 192.168.100.2 192.168.100.3 192.168.100.4 192.168.100.5 192.168.100.6 192.168.100.7 192.168.100.8 192.168.100.9 192.168.100.10 192.168.100.11 192.168.100.12 192.168.100.13 192.168.100.14 192.168.100.15 192.168.100.16 192.168.100.17 192.168.100.18 192.168.100.19 192.168.100.20 192.168.100.21 192.168.100.22 192.168.100.23 192.168.100.24 192.168.100.25 192.168.100.26 192.168.100.27 192.168.100.28 192.168.100.29 192.168.100.30 192.168.100.31" -l zh_TW.UTF-8 startdisk multicast_restore 2009-08-24-Hadoop_Class sda
/opt/drbl/sbin/dcs -h "192.168.100.1 192.168.100.2 192.168.100.3 192.168.100.4 192.168.100.5 192.168.100.6 192.168.100.7 192.168.100.8 192.168.100.9 192.168.100.10 192.168.100.11 192.168.100.12 192.168.100.13 192.168.100.14 192.168.100.15 192.168.100.16 192.168.100.17 192.168.100.18 192.168.100.19 192.168.100.20 192.168.100.21 192.168.100.22 192.168.100.23 192.168.100.24 192.168.100.25 192.168.100.26 192.168.100.27 192.168.100.28 192.168.100.29 192.168.100.30 192.168.100.31" Wake-on-LAN
}}}
{{{
### 刪掉上次留著的視窗分頁紀錄 ###
drbl:~# dsh -a rm /home/hadooper/.mozilla/firefox/yq376prp.default/sessionstore.js        
### 替換瀏覽器預設首頁為新的 URL ###
drbl:~# dsh -a "cat /home/hadooper/.mozilla/firefox/yq376prp.default/prefs.js | sed 's#NCHCCloudCourse090824#NCHCCloudCourse090914#' > /home/hadooper/.mozilla/firefox/yq376prp.default/prefs.js.new"
drbl:~# dsh -a "mv /home/hadooper/.mozilla/firefox/yq376prp.default/prefs.js.new /home/hadooper/.mozilla/firefox/yq376prp.default/prefs.js"
drbl:~# dsh -a grep trac.nchc.org.tw /home/hadooper/.mozilla/firefox/yq376prp.default/prefs.js
}}}