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List: hadoop-user
Subject: =?utf-8?Q?Re=3A_after__QJM_failover=EF=BC=8Chbase__can_not__writ?= =?utf-8?Q?e?=
From: mail list <louis.hust.ml () gmail ! com>
Date: 2014-11-28 9:31:42
Message-ID: 20A2E7E9-39FB-4337-A673-4789D263E3FF () gmail ! com
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Hi,
please attach your log when the problem happened!!
On Nov 28, 2014, at 14:32, 聪聪 <175998806@qq.com> wrote:
> hi，there:
> I encount a problem，it let me upset.
>
> I use version of hadoop is hadoop-2.3.0-cdh5.1.0，namenode HA use the Quorum \
> Journal Manager (QJM) feature ，dfs.ha.fencing.methods option is following： \
> <property> <name>dfs.ha.fencing.methods</name>
> <value>sshfence
> shell(q_hadoop_fence.sh $target_host $target_port)
> </value>
> </property>
>
> or
>
> <property>
> <name>dfs.ha.fencing.methods</name>
> <value>sshfence
> shell(/bin/true)
> </value>
> </property>
>
> I use iptables to simulate machine of active namenode crash。After automatic \
> failover completed，hdfs can the normal write，for example ./bin/hdfs dfs -put \
> a.txt /tmp,but hbase still can not write. After a very long time，hbase can \
> write,but I can not statistic How long did it take. I want to ask：
> 1、Why hdfs Complete failover，hbase can not write？
> 2、After hdfs Complete failover，how long hbase can write？
> Looking forward for your responses!
[Attachment #3 (unknown)]
<html><head><meta http-equiv="Content-Type" content="text/html \
charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; \
-webkit-line-break: after-white-space;">Hi,<div><br></div><div>please attach your log \
when the problem happened!!</div><div><br><div><div>On Nov 28, 2014, at 14:32, 聪聪 \
<<a href="mailto:175998806@qq.com">175998806@qq.com</a>> wrote:</div><br \
class="Apple-interchange-newline"><blockquote \
type="cite"><div>hi，there:</div><div><font __editorwarp__="1" style="display: \
inline; font-size: 14px; font-family: Verdana; font-weight: normal; font-style: \
normal; background-color: rgba(0, 0, 0, 0);">I encount a problem，it let me \
upset.</font></div><font __editorwarp__="1" style="display: inline; font-size: 14px; \
font-family: Verdana; font-weight: normal; font-style: normal; background-color: \
rgba(0, 0, 0, 0);"><div style="display: block; font-size: 14px; font-family: Verdana; \
font-weight: normal; font-style: normal; background-color: rgba(0, 0, 0, \
0);"><br></div><div style="display: block; font-size: 14px; font-family: Verdana; \
font-weight: normal; font-style: normal; background-color: rgba(0, 0, 0, 0);">I use \
version of hadoop is hadoop-2.3.0-cdh5.1.0，namenode HA use the Quorum Journal \
Manager (QJM) feature ，dfs.ha.fencing.methods option is following：</div><div \
style="display: block; font-size: 14px; font-family: Verdana; font-weight: normal; \
font-style: normal; background-color: rgba(0, 0, 0, 0);"><div style="display: block; \
font-size: 14px; font-family: Verdana; font-weight: normal; font-style: normal; \
background-color: rgba(0, 0, 0, 0);"><property></div><div style="display: \
block; font-size: 14px; font-family: Verdana; font-weight: normal; font-style: \
normal; background-color: rgba(0, 0, 0, 0);"> \
<name>dfs.ha.fencing.methods</name></div><div style="display: block; \
font-size: 14px; font-family: Verdana; font-weight: normal; font-style: normal; \
background-color: rgba(0, 0, 0, 0);"> \
<value>sshfence</div><div style="display: block; font-size: 14px; font-family: \
Verdana; font-weight: normal; font-style: normal; background-color: rgba(0, 0, 0, \
0);"> shell(q_hadoop_fence.sh \
$target_host $target_port)</div><div style="display: block; font-size: 14px; \
font-family: Verdana; font-weight: normal; font-style: normal; background-color: \
rgba(0, 0, 0, 0);"> </value></div><div \
style="display: block; font-size: 14px; font-family: Verdana; font-weight: normal; \
font-style: normal; background-color: rgba(0, 0, 0, \
0);"></property></div></div><div style="display: block; font-size: 14px; \
font-family: Verdana; font-weight: normal; font-style: normal; background-color: \
rgba(0, 0, 0, 0);"><br></div><div style="display: block; font-size: 14px; \
font-family: Verdana; font-weight: normal; font-style: normal; background-color: \
rgba(0, 0, 0, 0);">or</div><div style="display: block; font-size: 14px; font-family: \
Verdana; font-weight: normal; font-style: normal; background-color: rgba(0, 0, 0, \
0);"><br></div><div style="display: block; font-size: 14px; font-family: Verdana; \
font-weight: normal; font-style: normal; background-color: rgba(0, 0, 0, 0);"><div \
style="display: block; font-size: 14px; font-family: Verdana; font-weight: normal; \
font-style: normal; background-color: rgba(0, 0, 0, 0);"><property></div><div \
style="display: block; font-size: 14px; font-family: Verdana; font-weight: normal; \
font-style: normal; background-color: rgba(0, 0, 0, 0);"> \
<name>dfs.ha.fencing.methods</name></div><div style="display: block; \
font-size: 14px; font-family: Verdana; font-weight: normal; font-style: normal; \
background-color: rgba(0, 0, 0, 0);"> \
<value>sshfence</div><div style="display: block; font-size: 14px; font-family: \
Verdana; font-weight: normal; font-style: normal; background-color: rgba(0, 0, 0, \
0);"> \
shell(/bin/true)</div><div style="display: block; font-size: 14px; font-family: \
Verdana; font-weight: normal; font-style: normal; background-color: rgba(0, 0, 0, \
0);"> </value></div><div style="display: block; \
font-size: 14px; font-family: Verdana; font-weight: normal; font-style: normal; \
background-color: rgba(0, 0, 0, 0);"></property></div></div><div \
style="display: block; font-size: 14px; font-family: Verdana; font-weight: normal; \
font-style: normal; background-color: rgba(0, 0, 0, 0);"><br></div><div \
style="display: block; font-size: 14px; font-family: Verdana; font-weight: normal; \
font-style: normal; background-color: rgba(0, 0, 0, 0);">I use iptables to \
simulate machine of active namenode crash。After automatic \
failover completed，hdfs can the normal write，for example ./bin/hdfs \
dfs -put a.txt /tmp,but hbase still can not write.</div><div \
style="display: block; font-size: 14px; font-family: Verdana; font-weight: normal; \
font-style: normal; background-color: rgba(0, 0, 0, 0);">After a very long \
time，hbase can write,but I can not statistic How long did it take.</div><div \
style="display: block; font-size: 14px; font-family: Verdana; font-weight: normal; \
font-style: normal; background-color: rgba(0, 0, 0, 0);">I want to ask：</div><div \
style="display: block; font-size: 14px; font-family: Verdana; font-weight: normal; \
font-style: normal; background-color: rgba(0, 0, 0, 0);">1、Why hdfs Complete \
failover，hbase can not write？</div><div style="display: block; font-size: 14px; \
font-family: Verdana; font-weight: normal; font-style: normal; background-color: \
rgba(0, 0, 0, 0);">2、After hdfs Complete failover，how long hbase can \
write？</div><div style="display: block; font-size: 14px; font-family: Verdana; \
font-weight: normal; font-style: normal; background-color: rgba(0, 0, 0, 0);"><pre \
style="line-height: normal;"><font __editorwarp__="1" style="display: inline; \
font-size: 14px; font-family: Verdana; font-weight: normal; font-style: normal; \
background-color: rgba(0, 0, 0, 0);">Looking forward for your responses!</font><span \
id="_editor_bookmark_start_32" style="display: none; line-height: \
0px;"></span></pre></div></font><div><span style="color: rgb(51, 51, 51); \
font-family: arial; font-size: 18px; line-height: 22px;"><span \
id="_editor_bookmark_start_25" style="display: none; line-height: \
0px;"></span></span></div></blockquote></div><br></div></body></html>
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