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	<title>Neuronworks &#187; crontab</title>
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		<title>Membackup Schema Oracle Secara Otomatis</title>
		<link>http://blog.neuronworks.net/2009/01/05/membackup-schema-oracle/</link>
		<comments>http://blog.neuronworks.net/2009/01/05/membackup-schema-oracle/#comments</comments>
		<pubDate>Mon, 05 Jan 2009 13:01:05 +0000</pubDate>
		<dc:creator>alam</dc:creator>
				<category><![CDATA[Linux]]></category>
		<category><![CDATA[Oracle]]></category>
		<category><![CDATA[backup]]></category>
		<category><![CDATA[crontab]]></category>
		<category><![CDATA[exp]]></category>
		<category><![CDATA[script]]></category>

		<guid isPermaLink="false">http://blog.neuronworks.net/?p=84</guid>
		<description><![CDATA[The Intro Sebelumnya kita sudah mencoba membackup schema oracle menggunakan exp. Kita bisa memanfaatkannya untuk membuat sebuah sistem penjadwalan yang secara otomatis membackup schema tersebut pada waktu yang telah ditentukan. Tool yang digunakan selain Shell dan exp juga crontab. Crontab merupakan aplikasi penjadwalan di mesin Unix dan Linux. Crontab bekerja sebagai daemon atau service cron]]></description>
			<content:encoded><![CDATA[<h3>The Intro</h3>
<p>Sebelumnya kita sudah mencoba <a href="http://blog.neuronworks.net/2008/12/31/backup-dan-restore-schema-oracle-menggunakan-exp-dan-imp/">membackup schema oracle menggunakan exp</a>. Kita bisa memanfaatkannya untuk membuat sebuah sistem penjadwalan yang secara otomatis membackup schema tersebut pada waktu yang telah ditentukan. Tool yang digunakan selain <strong>Shell</strong> dan <strong>exp</strong> juga <strong>crontab</strong>. Crontab merupakan aplikasi penjadwalan di mesin Unix dan Linux. Crontab bekerja sebagai daemon atau service <strong>cron</strong> yang setiap waktu akan mengecek apakah ada job atau tugas yang harus dilakukan pada waktu itu. Crontab menyimpan entri untuk setiap penjadwalan seperti ini:</p>

<div class="wp_syntax"><div class="code"><pre class="bash" style="font-family:monospace;"><span style="color: #000000; font-weight: bold;">*</span> <span style="color: #000000; font-weight: bold;">*</span> <span style="color: #000000; font-weight: bold;">*</span> <span style="color: #000000; font-weight: bold;">*</span> <span style="color: #000000; font-weight: bold;">*</span> <span style="color: #000000; font-weight: bold;">/</span>home<span style="color: #000000; font-weight: bold;">/</span>alam<span style="color: #000000; font-weight: bold;">/</span>someScript.sh</pre></div></div>

<p>Kolom <strong>pertama</strong> menunjukan <strong>menit</strong> dimana entri tersebut akan dijalankan. Kolom <strong>kedua</strong> untuk <strong>jam</strong>, kolom <strong>ketiga</strong> untuk <strong>tanggal</strong>, kolom <strong>keempat</strong> untuk <strong>bulan</strong>, kolom <strong>kelima</strong> untuk untuk <strong>hari</strong>, dan kolom <strong>terakhir</strong> menunjukan <strong>perintah apa yang akan dijalankan</strong>. Dari contoh diatas berarti setiap menit, setiap hari, setiap bulan cron akan menjalankan script tersebut.<br />
Pertama-tama kita buat dulu script sederhana, <strong>train-backup.sh</strong> yang berfungsi untuk membackup schema tersebut. Script tersebut akan membackup schema-nya di directory yang sudah ditentukan dengan nama file yang berbeda berdasarkan kapan schema tersebut dibackup.</p>
<h3>The Script</h3>

<div class="wp_syntax"><div class="code"><pre class="bash" style="font-family:monospace;"><span style="color: #666666; font-style: italic;">#!/bin/sh</span>
<span style="color: #666666; font-style: italic;">#script to backup oracle schema based on time when it saved</span>
<span style="color: #666666; font-style: italic;">#initializing variables</span>
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">PATH</span>=<span style="color: #007800;">$PATH</span>:<span style="color: #000000; font-weight: bold;">/</span>app<span style="color: #000000; font-weight: bold;">/</span>oracle<span style="color: #000000; font-weight: bold;">/</span>product<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">10.2</span><span style="color: #000000; font-weight: bold;">/</span>bin
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">ORACLE_BASE</span>=<span style="color: #000000; font-weight: bold;">/</span>app<span style="color: #000000; font-weight: bold;">/</span>oracle
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">ORACLE_HOME</span>=<span style="color: #000000; font-weight: bold;">/</span>app<span style="color: #000000; font-weight: bold;">/</span>oracle<span style="color: #000000; font-weight: bold;">/</span>product<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">10.2</span>
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">ORACLE_SID</span>=neuron
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">BASEDIR</span>=<span style="color: #007800;">$HOME</span><span style="color: #000000; font-weight: bold;">/</span>train-backup
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">DTM</span>=<span style="color: #000000; font-weight: bold;">`</span><span style="color: #c20cb9; font-weight: bold;">date</span> +<span style="color: #000000; font-weight: bold;">%</span>Y<span style="color: #000000; font-weight: bold;">%</span>m<span style="color: #000000; font-weight: bold;">%</span>d-<span style="color: #000000; font-weight: bold;">%</span>H<span style="color: #000000; font-weight: bold;">%</span>M<span style="color: #000000; font-weight: bold;">%</span>S<span style="color: #000000; font-weight: bold;">`</span>
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">UNAME</span>=train
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">PASSWD</span>=train
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">FILENAME</span>=train
&nbsp;
<span style="color: #666666; font-style: italic;"># command section</span>
<span style="color: #7a0874; font-weight: bold;">cd</span> <span style="color: #007800;">$BASEDIR</span>
exp <span style="color: #007800;">$UNAME</span><span style="color: #000000; font-weight: bold;">/</span><span style="color: #007800;">$PASSWD</span> <span style="color: #007800;">file</span>=<span style="color: #007800;">$FILENAME</span>-<span style="color: #007800;">$DTM</span>.dmp
&nbsp;
<span style="color: #7a0874; font-weight: bold;">exit</span></pre></div></div>

<p>Jangan lupa beri execute permission dengan:</p>

<div class="wp_syntax"><div class="code"><pre class="bash" style="font-family:monospace;">alam<span style="color: #000000; font-weight: bold;">@</span>NeuronServer:~<span style="color: #000000; font-weight: bold;">&amp;</span>gt; <span style="color: #c20cb9; font-weight: bold;">chmod</span> +x train-backup.sh</pre></div></div>

<p>Script-nya cukup sederhana kan? Yang perlu dilakukan hanyalah inisialisasi variabel:</p>

<div class="wp_syntax"><div class="code"><pre class="bash" style="font-family:monospace;"><span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">PATH</span>=<span style="color: #007800;">$PATH</span>:<span style="color: #000000; font-weight: bold;">/</span>app<span style="color: #000000; font-weight: bold;">/</span>oracle<span style="color: #000000; font-weight: bold;">/</span>product<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">10.2</span><span style="color: #000000; font-weight: bold;">/</span>bin
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">ORACLE_BASE</span>=<span style="color: #000000; font-weight: bold;">/</span>app<span style="color: #000000; font-weight: bold;">/</span>oracle
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">ORACLE_HOME</span>=<span style="color: #000000; font-weight: bold;">/</span>app<span style="color: #000000; font-weight: bold;">/</span>oracle<span style="color: #000000; font-weight: bold;">/</span>product<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">10.2</span>
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">ORACLE_SID</span>=neuron
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">BASEDIR</span>=<span style="color: #007800;">$HOME</span><span style="color: #000000; font-weight: bold;">/</span>train-backup
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">DTM</span>=<span style="color: #000000; font-weight: bold;">`</span><span style="color: #c20cb9; font-weight: bold;">date</span> +<span style="color: #000000; font-weight: bold;">%</span>Y<span style="color: #000000; font-weight: bold;">%</span>m<span style="color: #000000; font-weight: bold;">%</span>d-<span style="color: #000000; font-weight: bold;">%</span>H<span style="color: #000000; font-weight: bold;">%</span>M<span style="color: #000000; font-weight: bold;">%</span>S<span style="color: #000000; font-weight: bold;">`</span>
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">UNAME</span>=train
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">PASSWD</span>=train
<span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">FILENAME</span>=train</pre></div></div>

<p>dan perintah backup itu sendiri:</p>

<div class="wp_syntax"><div class="code"><pre class="bash" style="font-family:monospace;"><span style="color: #7a0874; font-weight: bold;">cd</span> <span style="color: #007800;">$BASEDIR</span>
exp <span style="color: #007800;">$UNAME</span><span style="color: #000000; font-weight: bold;">/</span><span style="color: #007800;">$PASSWD</span> <span style="color: #007800;">file</span>=<span style="color: #007800;">$FILENAME</span>-<span style="color: #007800;">$DTM</span>.dmp</pre></div></div>

<p>Untuk sedikit memahami dasar dari shell scripting silakan <a href="http://blog.neuronworks.net/2008/12/29/membuat-application-control-script/">lihat kembali postingan sebelumnya</a>.<br />
Yang mungkin perlu diperhatikan adalah variabel <strong>DTM</strong> yang akan menyimpan format waktu untuk digunakan di nama filenya. Variabel <strong>DTM</strong> menyimpan hasil output dari perintah <strong>date</strong> yang akan menampilkan waktu saat itu dengan format <strong>YYYYMMDD-HH:MI:SS</strong>. Untuk lebih jelasnya coba jalankan perintah <strong>date</strong> tersebut di command line:</p>

<div class="wp_syntax"><div class="code"><pre class="bash" style="font-family:monospace;">alam<span style="color: #000000; font-weight: bold;">@</span>NeuronServer:~<span style="color: #000000; font-weight: bold;">&amp;</span>gt; <span style="color: #c20cb9; font-weight: bold;">date</span> +<span style="color: #000000; font-weight: bold;">%</span>Y<span style="color: #000000; font-weight: bold;">%</span>m<span style="color: #000000; font-weight: bold;">%</span>d-<span style="color: #000000; font-weight: bold;">%</span>H<span style="color: #000000; font-weight: bold;">%</span>M<span style="color: #000000; font-weight: bold;">%</span>S
<span style="color: #000000;">20090105</span>-<span style="color: #000000;">201620</span></pre></div></div>

<p>Variabel ini akan kita tambahkan di nama file backup schema-nya untuk membedakan satu file dengan yang lain.</p>
<h3>The Cron</h3>
<p>Sekarang kita masuk ke bagian <strong>cron</strong>-nya sendiri. Kita tentukan kapan saja backup akan dilakukan. Misal kita ingin backup dilakukan setiap jam 12 malam setiap hari Senin dan Jum&#8217;at. Entri crontab-nya seperti ini:</p>

<div class="wp_syntax"><div class="code"><pre class="bash" style="font-family:monospace;"><span style="color: #000000; font-weight: bold;">*</span> 00 <span style="color: #000000; font-weight: bold;">*</span> <span style="color: #000000; font-weight: bold;">*</span> <span style="color: #000000;">1</span>,<span style="color: #000000;">5</span> <span style="color: #000000; font-weight: bold;">/</span>home<span style="color: #000000; font-weight: bold;">/</span>alam<span style="color: #000000; font-weight: bold;">/</span>train-backup.sh</pre></div></div>

<p>Untuk memasukkan entri diatas gunakan perintah <strong>crontab -e</strong>. Editor <strong>vi</strong> akan terbuka. Untuk masuk ke mode insert tekan tombol <strong>i</strong>. Ketikkan atau paste entri yang tadi kita buat. Untuk menyimpannya tekan tombol <strong>Esc</strong>, dilanjutkan dengan tombol <strong>:</strong>, dilanjutkan dengan tombol <strong>x</strong>, yang berarti menyimpan sekaligus keluar dari <strong>vi</strong>.<br />
Untuk melihat apakah penjadwalan tersebut sudah masuk gunakan perintah <strong>crontab -l</strong>:</p>

<div class="wp_syntax"><div class="code"><pre class="bash" style="font-family:monospace;">alam<span style="color: #000000; font-weight: bold;">@</span>NeuronServer:~<span style="color: #000000; font-weight: bold;">&amp;</span>gt; crontab <span style="color: #660033;">-l</span>
<span style="color: #666666; font-style: italic;"># DO NOT EDIT THIS FILE - edit the master and reinstall.</span>
<span style="color: #666666; font-style: italic;"># (/tmp/crontab.XXXXLhlmgJ installed on Mon Jan  5 20:28:21 2009)</span>
<span style="color: #666666; font-style: italic;"># (Cron version V5.0 -- $Id: crontab.c,v 1.12 2004/01/23 18:56:42 vixie Exp $)</span>
<span style="color: #000000; font-weight: bold;">*</span> 00 <span style="color: #000000; font-weight: bold;">*</span> <span style="color: #000000; font-weight: bold;">*</span> <span style="color: #000000;">1</span>,<span style="color: #000000;">5</span> <span style="color: #000000; font-weight: bold;">/</span>home<span style="color: #000000; font-weight: bold;">/</span>alam<span style="color: #000000; font-weight: bold;">/</span>train-backup.sh</pre></div></div>

<h3>The&#8230; End?</h3>
<p>Selesai! Untuk melihat berhasil atau tidaknya kita lihat lagi besok apakah file backup schema-nya sudah ada atau tidak. <img src='http://blog.neuronworks.net/wp-includes/images/smilies/icon_smile.gif' alt=':)' class='wp-smiley' /> </p>
<h3>The Update</h3>
<p>Coba kita lihat hasilnya:</p>

<div class="wp_syntax"><div class="code"><pre class="bash" style="font-family:monospace;">alam<span style="color: #000000; font-weight: bold;">@</span>NeuronServer:~<span style="color: #000000; font-weight: bold;">&gt;</span> ll train-backup
total <span style="color: #000000;">0</span></pre></div></div>

<p>Lho kok tidak ada? Ayo kita cek script-nya dengan cara dijalankan langsung:</p>

<div class="wp_syntax"><div class="code"><pre class="bash" style="font-family:monospace;">alam<span style="color: #000000; font-weight: bold;">@</span>NeuronServer:~<span style="color: #000000; font-weight: bold;">&gt;</span> .<span style="color: #000000; font-weight: bold;">/</span>train-backup.sh 
.<span style="color: #000000; font-weight: bold;">/</span>train-backup.sh: line <span style="color: #000000;">16</span>: exp: <span style="color: #7a0874; font-weight: bold;">command</span> not found</pre></div></div>

<p>Hm? <strong>PATH</strong>-nya kan sudah masuk mestinya? Coba kita <strong>export</strong> dan tes lagi satu-satu variabelnya:</p>

<div class="wp_syntax"><div class="code"><pre class="bash" style="font-family:monospace;">alam<span style="color: #000000; font-weight: bold;">@</span>NeuronServer:~<span style="color: #000000; font-weight: bold;">&gt;</span> <span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">ORACLE_BASE</span>=<span style="color: #000000; font-weight: bold;">/</span>app<span style="color: #000000; font-weight: bold;">/</span>oracle
alam<span style="color: #000000; font-weight: bold;">@</span>NeuronServer:~<span style="color: #000000; font-weight: bold;">&gt;</span> <span style="color: #7a0874; font-weight: bold;">cd</span> <span style="color: #007800;">$ORACLE_BASE</span>
alam<span style="color: #000000; font-weight: bold;">@</span>NeuronServer:<span style="color: #000000; font-weight: bold;">/</span>app<span style="color: #000000; font-weight: bold;">/</span>oracle<span style="color: #000000; font-weight: bold;">&gt;</span> <span style="color: #7a0874; font-weight: bold;">export</span> <span style="color: #007800;">ORACLE_HOME</span>=<span style="color: #000000; font-weight: bold;">/</span>app<span style="color: #000000; font-weight: bold;">/</span>oracle<span style="color: #000000; font-weight: bold;">/</span>product<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">10.2</span>
alam<span style="color: #000000; font-weight: bold;">@</span>NeuronServer:<span style="color: #000000; font-weight: bold;">/</span>app<span style="color: #000000; font-weight: bold;">/</span>oracle<span style="color: #000000; font-weight: bold;">&gt;</span> <span style="color: #7a0874; font-weight: bold;">cd</span> <span style="color: #007800;">$ORACLE_HOME</span>
-bash: <span style="color: #7a0874; font-weight: bold;">cd</span>: <span style="color: #000000; font-weight: bold;">/</span>app<span style="color: #000000; font-weight: bold;">/</span>oracle<span style="color: #000000; font-weight: bold;">/</span>product<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">10.2</span>: Permission denied</pre></div></div>

<p>Ini dia masalahnya. User <strong>alam</strong> tidak punya permission untuk masuk ke direktori <strong>/app/oracle/product</strong>:</p>

<div class="wp_syntax"><div class="code"><pre class="bash" style="font-family:monospace;">alam<span style="color: #000000; font-weight: bold;">@</span>NeuronServer:<span style="color: #000000; font-weight: bold;">/</span>app<span style="color: #000000; font-weight: bold;">/</span>oracle<span style="color: #000000; font-weight: bold;">&gt;</span> ll <span style="color: #000000; font-weight: bold;">/</span>app<span style="color: #000000; font-weight: bold;">/</span>oracle<span style="color: #000000; font-weight: bold;">/</span>
total <span style="color: #000000;">20</span>
drwxr-x--- <span style="color: #000000;">3</span> oracle oinstall <span style="color: #000000;">4096</span> <span style="color: #000000;">2008</span>-<span style="color: #000000;">11</span>-<span style="color: #000000;">22</span> <span style="color: #000000;">17</span>:08 admin
drwxr-x--- <span style="color: #000000;">3</span> oracle oinstall <span style="color: #000000;">4096</span> <span style="color: #000000;">2008</span>-<span style="color: #000000;">11</span>-<span style="color: #000000;">22</span> <span style="color: #000000;">17</span>:09 flash_recovery_area
drwxr-x--- <span style="color: #000000;">3</span> oracle oinstall <span style="color: #000000;">4096</span> <span style="color: #000000;">2008</span>-<span style="color: #000000;">11</span>-<span style="color: #000000;">22</span> <span style="color: #000000;">17</span>:08 oradata
drwxrwx--- <span style="color: #000000;">6</span> oracle oinstall <span style="color: #000000;">4096</span> <span style="color: #000000;">2008</span>-<span style="color: #000000;">11</span>-<span style="color: #000000;">22</span> <span style="color: #000000;">17</span>:07 oraInventory
drwxrwx--- <span style="color: #000000;">3</span> oracle oinstall <span style="color: #000000;">4096</span> <span style="color: #000000;">2008</span>-<span style="color: #000000;">11</span>-<span style="color: #000000;">22</span> 00:07 product</pre></div></div>

<p>Jadi bagaimana solusinya? Kita jalankan script tersebut sebagai user yang punya permission untuk mengakses direktori tersebut, yaitu <strong>oracle</strong>:</p>

<div class="wp_syntax"><div class="code"><pre class="bash" style="font-family:monospace;">oracle<span style="color: #000000; font-weight: bold;">@</span>NeuronServer:~<span style="color: #000000; font-weight: bold;">&gt;</span> <span style="color: #c20cb9; font-weight: bold;">mkdir</span> train-backup
oracle<span style="color: #000000; font-weight: bold;">@</span>NeuronServer:~<span style="color: #000000; font-weight: bold;">&gt;</span> <span style="color: #000000; font-weight: bold;">/</span>home<span style="color: #000000; font-weight: bold;">/</span>alam<span style="color: #000000; font-weight: bold;">/</span>train-backup.sh 
&nbsp;
Export: Release 10.2.0.1.0 - Production on Tue Jan <span style="color: #000000;">6</span> <span style="color: #000000;">14</span>:<span style="color: #000000;">59</span>:<span style="color: #000000;">42</span> <span style="color: #000000;">2009</span>
&nbsp;
Copyright <span style="color: #7a0874; font-weight: bold;">&#40;</span>c<span style="color: #7a0874; font-weight: bold;">&#41;</span> <span style="color: #000000;">1982</span>, <span style="color: #000000;">2005</span>, Oracle.  All rights reserved.
&nbsp;
&nbsp;
Connected to: Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Production
With the Partitioning, OLAP and Data Mining options
Export <span style="color: #000000; font-weight: bold;">done</span> <span style="color: #000000; font-weight: bold;">in</span> US7ASCII character <span style="color: #000000; font-weight: bold;">set</span> and AL16UTF16 NCHAR character <span style="color: #000000; font-weight: bold;">set</span>
server uses WE8ISO8859P1 character <span style="color: #000000; font-weight: bold;">set</span> <span style="color: #7a0874; font-weight: bold;">&#40;</span>possible charset conversion<span style="color: #7a0874; font-weight: bold;">&#41;</span>
. exporting pre-schema procedural objects and actions
. exporting foreign <span style="color: #000000; font-weight: bold;">function</span> library names <span style="color: #000000; font-weight: bold;">for</span> user TRAIN 
. exporting PUBLIC <span style="color: #7a0874; font-weight: bold;">type</span> synonyms
. exporting private <span style="color: #7a0874; font-weight: bold;">type</span> synonyms
. exporting object <span style="color: #7a0874; font-weight: bold;">type</span> definitions <span style="color: #000000; font-weight: bold;">for</span> user TRAIN 
About to <span style="color: #7a0874; font-weight: bold;">export</span> TRAIN<span style="color: #ff0000;">'s objects ...
. exporting database links
. exporting sequence numbers
. exporting cluster definitions
. about to export TRAIN'</span>s tables via Conventional Path ...
. . exporting table                          TRAIN          <span style="color: #000000;">2</span> rows exported
EXP-00091: Exporting questionable statistics.
. exporting synonyms
. exporting views
. exporting stored procedures
. exporting operators
. exporting referential integrity constraints
. exporting triggers
. exporting indextypes
. exporting bitmap, functional and extensible indexes
. exporting posttables actions
. exporting materialized views
. exporting snapshot logs
. exporting job queues
. exporting refresh <span style="color: #c20cb9; font-weight: bold;">groups</span> and children
. exporting dimensions
. exporting post-schema procedural objects and actions
. exporting statistics
Export terminated successfully with warnings.
oracle<span style="color: #000000; font-weight: bold;">@</span>NeuronServer:~<span style="color: #000000; font-weight: bold;">&gt;</span> ll train-backup
total <span style="color: #000000;">16</span>
<span style="color: #660033;">-rw-r--r--</span> <span style="color: #000000;">1</span> oracle oinstall <span style="color: #000000;">16384</span> <span style="color: #000000;">2009</span>-01-06 <span style="color: #000000;">14</span>:<span style="color: #000000;">59</span> train-<span style="color: #000000;">20090106</span>-<span style="color: #000000;">145942</span>.dmp</pre></div></div>

<p>Jadi masukkan <strong>cron</strong> job-nya yang tadi untuk user <strong>oracle</strong> dengan <strong>crontab -e</strong> juga.<br />
Dan crontab yang di user <strong>alam</strong> dihapus saja:</p>

<div class="wp_syntax"><div class="code"><pre class="bash" style="font-family:monospace;">alam<span style="color: #000000; font-weight: bold;">@</span>NeuronServer:~<span style="color: #000000; font-weight: bold;">&gt;</span> crontab <span style="color: #660033;">-r</span>
alam<span style="color: #000000; font-weight: bold;">@</span>NeuronServer:~<span style="color: #000000; font-weight: bold;">&gt;</span> crontab <span style="color: #660033;">-l</span>
no crontab <span style="color: #000000; font-weight: bold;">for</span> alam</pre></div></div>

<p>Sekarang sudah pasti berhasil.</p>
<p>Semoga bermanfaat and have a lot of fun!</p>
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