<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[swany的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/swany</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; swany]]></copyright><item><title><![CDATA[如何在mount时取消recovery操作？]]></title><link>https://blog.youkuaiyun.com/swany/article/details/6921894</link><guid>https://blog.youkuaiyun.com/swany/article/details/6921894</guid><author>swany</author><pubDate>Mon, 31 Oct 2011 16:25:23 +0800</pubDate><description><![CDATA[MDS和OSS重起后会花40分钟左右的时间来recovery，如果要取消这个过程
在MDS上：
  mount-t lustre /dev/sda1 -o abort_recov /lustre/fsname/mdt/
在OSS上：
    mount -t lustre /dev/sda1 -o abort_recov/lustre/fsname/ost/
OST可以动态的取消
lc]]></description><category></category></item><item><title><![CDATA[Lustre 开关机顺序]]></title><link>https://blog.youkuaiyun.com/swany/article/details/6921882</link><guid>https://blog.youkuaiyun.com/swany/article/details/6921882</guid><author>swany</author><pubDate>Mon, 31 Oct 2011 16:23:29 +0800</pubDate><description><![CDATA[先umount所有客户端,在服务器上用命令
cat /proc/sys/lnet/peers | awk –F “@” ‘{print $1}’ 打出所有的客户列表
在所有机器上umount –l/fsname 
关闭所有客户端
Umount 所有的OST,关闭OSS
Umount MDT，关闭MDS
启动MDS
启动OSS
mount所有client]]></description><category></category></item><item><title><![CDATA[如何删除所有lustre 模块？]]></title><link>https://blog.youkuaiyun.com/swany/article/details/6921868</link><guid>https://blog.youkuaiyun.com/swany/article/details/6921868</guid><author>swany</author><pubDate>Mon, 31 Oct 2011 16:19:45 +0800</pubDate><description><![CDATA[lctl modules | awk '{print$2}' | xargs rmmod]]></description><category></category></item><item><title><![CDATA[如何启用Lustre Quota]]></title><link>https://blog.youkuaiyun.com/swany/article/details/6921841</link><guid>https://blog.youkuaiyun.com/swany/article/details/6921841</guid><author>swany</author><pubDate>Mon, 31 Oct 2011 16:17:19 +0800</pubDate><description><![CDATA[lfs quotacheck –u –g  /mountpoint需要很长时间
       lfs–u username –I hardlimit –B hardlimit 
/mountpoint
       lfsquota –u username
       断电或重启后要重新执行lfs quota on]]></description><category></category></item><item><title><![CDATA[如何查看ldiskfs文件系统的错误日志]]></title><link>https://blog.youkuaiyun.com/swany/article/details/6921833</link><guid>https://blog.youkuaiyun.com/swany/article/details/6921833</guid><author>swany</author><pubDate>Mon, 31 Oct 2011 16:14:57 +0800</pubDate><description><![CDATA[debugfs -c -R'dump CONFIGS/datafs-OST0001 /tmp/mountdata' /dev/sda1
llog_reader/tmp/mountdata]]></description><category></category></item><item><title><![CDATA[GlusterFS 编码规范]]></title><link>https://blog.youkuaiyun.com/swany/article/details/6778817</link><guid>https://blog.youkuaiyun.com/swany/article/details/6778817</guid><author>swany</author><pubDate>Thu, 15 Sep 2011 16:44:03 +0800</pubDate><description><![CDATA[GlusterFS 编码规范
1. 每个结构成员需要有一条能够说明其用途的注释
Bad:
         gf_lock_t lock; /* lock */
Good:
         DBTYPE access_mode; /* access mode for]]></description><category></category></item><item><title><![CDATA[Lustre 性能测试方法]]></title><link>https://blog.youkuaiyun.com/swany/article/details/6778801</link><guid>https://blog.youkuaiyun.com/swany/article/details/6778801</guid><author>swany</author><pubDate>Thu, 15 Sep 2011 16:35:31 +0800</pubDate><description><![CDATA[1. 单个裸设备性能测试：/usr/bin/sgpdd-survey

安装包：sg3_utils, 包含了sgpdd-survey需要的命令”sg_map”
注意： 对大分区，sg_readcap会报一行错误，然后给出结果，这个错误会导致spgdd-survey报错
#]]></description><category></category></item></channel></rss>