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]

    /etc/hosts

    @@ -1 +1 @@
     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

  #!/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