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	<title>Giuseppe's Weblog</title>
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	<link>http://gfiorito.wordpress.com</link>
	<description>Just another WordPress.com weblog</description>
	<lastBuildDate>Fri, 14 Aug 2009 15:57:12 +0000</lastBuildDate>
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		<title>Giuseppe's Weblog</title>
		<link>http://gfiorito.wordpress.com</link>
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			<item>
		<title>Update Drupal</title>
		<link>http://gfiorito.wordpress.com/2009/08/14/update-drupal/</link>
		<comments>http://gfiorito.wordpress.com/2009/08/14/update-drupal/#comments</comments>
		<pubDate>Fri, 14 Aug 2009 15:52:11 +0000</pubDate>
		<dc:creator>gfiorito</dc:creator>
				<category><![CDATA[CMS]]></category>
		<category><![CDATA[Drupal]]></category>

		<guid isPermaLink="false">http://gfiorito.wordpress.com/?p=92</guid>
		<description><![CDATA[Scaricare dal sito il file drupal-6.13.tar.gz e scompattarlo.
Fare l&#8217;upload sul server.
Mettere off-line il sito:
Home » Administer » Site configuration » Site maintenance
Copiare il file default.settings.php in settings.php e modificare da false a true il parametro $update_free_access
Lanciare via web il comando update.php
Ricordare che se il db non e&#8217; su localhost occorre specificarlo in advanced settings nella [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=gfiorito.wordpress.com&blog=2879790&post=92&subd=gfiorito&ref=&feed=1" />]]></description>
			<content:encoded><![CDATA[<div class='snap_preview'><br /><p>Scaricare dal sito il file drupal-6.13.tar.gz e scompattarlo.</p>
<p>Fare l&#8217;upload sul server.</p>
<p>Mettere off-line il sito:<br />
<strong>Home » Administer » Site configuration » Site maintenance</strong></p>
<p>Copiare il file <em>default.settings.php</em> in <em>settings.php</em> e modificare da false a true il parametro <em>$update_free_access</em></p>
<p>Lanciare via web il comando <em>update.php</em></p>
<p>Ricordare che se il db non e&#8217; su localhost occorre specificarlo in advanced settings nella pagina di configurazione del DB.</p>
<p>Seguire tutti i passi standard.</p>
<p>Copiare i file custom dalla vecchia istallazione (<em>sites/all/themes</em>).</p>
<p>Mettere on-line il sito puntando alla nuova cartella.</p>
<p>Eventualmente tramite phpmyadmin fare il seguente update:</p>
<p><strong>UPDATE variable SET value = &#8217;s:1:&#8221;0&#8243;;&#8217; WHERE name= &#8217;site_offline&#8217;;<br />
DELETE FROM cache WHERE cid = &#8216;variables&#8217;;</strong></p>
<p>e buon divertimento</p>
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		<title>Note su Oracle</title>
		<link>http://gfiorito.wordpress.com/2009/05/17/note-su-oracle/</link>
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		<pubDate>Sun, 17 May 2009 21:49:21 +0000</pubDate>
		<dc:creator>gfiorito</dc:creator>
				<category><![CDATA[Oracle]]></category>

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		<description><![CDATA[Di seguito gli appunti di un seminario Oracle seguito qualche anno fa (20/04/2004) che ho ritenuto utile trascrivere.
Un database Oracle consiste di:

Memoria SGA: DB Buffer Cache, Shared Pool, Redolog Buffer
Processi: DBWR, LGWR, SMON, PMON, CKPT
File: Datafile, Control File, Redo Log File

DB Buffer Cache: fa permanere in memoria i dati piu&#8217; frequentemente usati
Shared Pool: cache dei [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=gfiorito.wordpress.com&blog=2879790&post=82&subd=gfiorito&ref=&feed=1" />]]></description>
			<content:encoded><![CDATA[<div class='snap_preview'><br /><p>Di seguito gli appunti di un seminario Oracle seguito qualche anno fa (20/04/2004) che ho ritenuto utile trascrivere.</p>
<p>Un database Oracle consiste di:</p>
<ul>
<li>Memoria SGA: DB Buffer Cache, Shared Pool, Redolog Buffer</li>
<li>Processi: DBWR, LGWR, SMON, PMON, CKPT</li>
<li>File: Datafile, Control File, Redo Log File</li>
</ul>
<p>DB Buffer Cache: fa permanere in memoria i dati piu&#8217; frequentemente usati</p>
<p>Shared Pool: cache dei piani di esecuzione degli statement SQL arrivati al database</p>
<p>Redo Log Buffer: registro delle operazioni che hanno modificato il database</p>
<p>DBWR: scrive i dati nei datafile</p>
<p>LGWR: scrive le operazioni dal Redolog Buffer al Redolog File</p>
<p>SMON: system monitor, legge il control file per attivare le attivita&#8217; di recovery in caso di crash</p>
<p>PMON: gestore dei processi, libera le risorse usate dalle connessioni scadute</p>
<p>CKPT: check point, si occupa della sicronizzazione tra i dati in memoria e su disco</p>
<p><img class="alignnone size-full wp-image-86" title="Struttura database Oracle " src="http://gfiorito.files.wordpress.com/2009/05/oracle.png?w=620&#038;h=429" alt="Struttura database Oracle " width="620" height="429" /></p>
<p>Le operazioni in caso di istruzione SQL di Select sono le seguenti:</p>
<ol>
<li>Parsing</li>
<li>Calcolo del piano di esecuzione</li>
<li>Fetch</li>
</ol>
<p>Ma se l&#8217;istruzione e&#8217; gia&#8217; presente in shared pool la sola fase di fetch viene eseguita</p>
<p>La fetch preleva i dati da la DB buffer cache se gia&#8217; presenti in memoria altrimenti li preleva da datafile.</p>
<p>Le operazioni in caso di istruzione che modifica i dati sono le seguenti:</p>
<ol>
<li>Scrittura di un Rollback Block nella DB buffer cache</li>
<li>Scrittura dell&#8217;operazione fatta nel Redo Log Buffer</li>
</ol>
<p>L&#8217;operazione di commit non sincronizza i datafile ma semplicemente i Redolog, l&#8217;operazione di modifica viene riportata nel Redo Log File.</p>
<p>Il blocco modificato viene marcato come sporco (Dirty) e non potra&#8217; essere modificato fino a che non verra effettuata la sicronizzazione (di default dopo 3 minuti oppure prima se viene superato il numero di blocchi dirty di soglia). E necessaria una sincronizzazione (Check Point) anche nel caso di un Redo Log pieno.</p>
<p>Il Check Point produce un numero l&#8217;SCN scritto nel Control File e nel Redo Log file. In caso di auto recovery tutte le operazioni successive all&#8217;ultimo SCN sono quelle necessarie al recovery.</p>
<p>Gli stati di apertura di un database sono nell&#8217;ordine:</p>
<ul>
<li>shutdown</li>
<li>nomount: viene letto il parameter file init&lt;SID&gt;.ora</li>
<li>mount: viene letto il control file</li>
<li>open:</li>
</ul>
<p>Le opzioni di chiusura di un database sono:</p>
<ul>
<li>abort</li>
<li>immediate</li>
<li>transactional</li>
<li>normal</li>
</ul>
<p>Alla fine della creazione di un database generalmente possono essere cancellate:</p>
<ul>
<li>la cartella template assistant/dbca</li>
<li>e i tablespace TOOLS, USERS, INDX</li>
</ul>
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			<media:title type="html">Struttura database Oracle </media:title>
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	</item>
		<item>
		<title>Creare un Ram Disk</title>
		<link>http://gfiorito.wordpress.com/2009/03/20/creare-un-ram-disk/</link>
		<comments>http://gfiorito.wordpress.com/2009/03/20/creare-un-ram-disk/#comments</comments>
		<pubDate>Fri, 20 Mar 2009 07:10:24 +0000</pubDate>
		<dc:creator>gfiorito</dc:creator>
				<category><![CDATA[HowTo]]></category>
		<category><![CDATA[Linux]]></category>

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		<description><![CDATA[su AIX
mkramdisk 40000
mkfs -V jfs /dev/ramdisk0
mkdir /pathToMyRamDrive
mount -V jfs -o nointegrity /dev/ramdisk0 /pathToMyRamDrive
chown myuser:mygroup /pathToMyRamDrive
umount /dev/ramdisk0
rmramdisk /dev/ramdisk0
su Linux
sudo mkdir /media/ramdisk
sudo mount /dev/ram0 /media/ramdisk/
sudo mount -t tmpfs -0 size=1G tmpfs /media/ramdisk/
       <img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=gfiorito.wordpress.com&blog=2879790&post=74&subd=gfiorito&ref=&feed=1" />]]></description>
			<content:encoded><![CDATA[<div class='snap_preview'><br /><p><strong>su AIX</strong></p>
<p><code>mkramdisk 40000<br />
mkfs -V jfs /dev/ramdisk0<br />
mkdir /pathToMyRamDrive<br />
mount -V jfs -o nointegrity /dev/ramdisk0 /pathToMyRamDrive<br />
chown myuser:mygroup /pathToMyRamDrive</code></p>
<p><code>umount /dev/ramdisk0<br />
rmramdisk /dev/ramdisk0</code></p>
<p><strong>su Linux</strong></p>
<p><code>sudo mkdir /media/ramdisk<br />
sudo mount /dev/ram0 /media/ramdisk/<br />
sudo mount -t tmpfs -0 size=1G tmpfs /media/ramdisk/</code></p>
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		<title>Reset password in mysql</title>
		<link>http://gfiorito.wordpress.com/2009/01/05/reset-password-in-mysql/</link>
		<comments>http://gfiorito.wordpress.com/2009/01/05/reset-password-in-mysql/#comments</comments>
		<pubDate>Mon, 05 Jan 2009 09:05:34 +0000</pubDate>
		<dc:creator>gfiorito</dc:creator>
				<category><![CDATA[MySQL]]></category>

		<guid isPermaLink="false">http://gfiorito.wordpress.com/?p=65</guid>
		<description><![CDATA[Per resettare la password di amministratore in mysql occorre far partire il server mysqld in safe mode disabilitando la richiesta di password (e&#8217; necessario essere utente root di sistema):
sudo /etc/init.d/mysql stop
sudo /usr/bin/mysqld_safe &#8211;skip-grant-tables &#38;
sudo mysql &#8211;user=root mysql
mysql&#62; update user set Password=PASSWORD(&#8216;mysql-root&#8217;) where user=&#8217;root&#8217;;
mysql&#62; flush privileges;
mysql&#62; exit
sudo /etc/init.d/mysql stop

sudo /etc/init.d/mysql start

Nota che il seguente messaggio in [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=gfiorito.wordpress.com&blog=2879790&post=65&subd=gfiorito&ref=&feed=1" />]]></description>
			<content:encoded><![CDATA[<div class='snap_preview'><br /><p>Per resettare la password di amministratore in mysql occorre far partire il server mysqld in safe mode disabilitando la richiesta di password (e&#8217; necessario essere utente root di sistema):</p>
<p><em>sudo /etc/init.d/mysql stop</em></p>
<p><em>sudo /usr/bin/mysqld_safe &#8211;skip-grant-tables &amp;</em></p>
<p><em>sudo mysql &#8211;user=root mysql</em></p>
<p><em>mysql&gt; update user set Password=PASSWORD(&#8216;mysql-root&#8217;) where user=&#8217;root&#8217;;</em></p>
<p><em>mysql&gt; flush privileges;</em></p>
<p><em>mysql&gt; exit</em></p>
<p><em>sudo /etc/init.d/mysql stop<br />
</em></p>
<p><em>sudo /etc/init.d/mysql start<br />
</em></p>
<p>Nota che il seguente messaggio in grassetto:</p>
<p>* Starting MySQL database server mysqld                                 [ OK ]<br />
<strong> * Checking for corrupt, not cleanly closed and upgrade needing tables.</strong></p>
<p>non indica un errore ma semplicemente un messaggio dei controlli che fa il db durante lo startup.</p>
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		<title>Out of memory on oracle startup</title>
		<link>http://gfiorito.wordpress.com/2008/09/15/out-of-memory-on-oracle-startup/</link>
		<comments>http://gfiorito.wordpress.com/2008/09/15/out-of-memory-on-oracle-startup/#comments</comments>
		<pubDate>Mon, 15 Sep 2008 07:45:38 +0000</pubDate>
		<dc:creator>gfiorito</dc:creator>
				<category><![CDATA[HowTo]]></category>
		<category><![CDATA[Oracle]]></category>
		<category><![CDATA[Solaris]]></category>

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		<description><![CDATA[Sintomo: allo startup del database errore out of memory

SQL&#62; startup
ORA-27102: out of memory
SVR4 Error: 22: Invalid argument
SQL&#62; Disconnected
una volta verificato che oracle_home, oracle_sid etc &#8230; siano settati in modo corretto verificare che non si siano raggiunti i limiti di memoria massima concessi all&#8217;utente oracle.
Con la procedura seguente e&#8217; possibile modificare provvisoriamente i parametri di sistema:
$ [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=gfiorito.wordpress.com&blog=2879790&post=54&subd=gfiorito&ref=&feed=1" />]]></description>
			<content:encoded><![CDATA[<div class='snap_preview'><br /><p>Sintomo: <em>allo startup del database errore out of memory<br />
</em></p>
<p><code>SQL&gt; startup<br />
ORA-27102: out of memory<br />
SVR4 Error: 22: Invalid argument<br />
SQL&gt; Disconnected</code></p>
<p>una volta verificato che oracle_home, oracle_sid etc &#8230; siano settati in modo corretto verificare che non si siano raggiunti i limiti di memoria massima concessi all&#8217;utente oracle.</p>
<p>Con la procedura seguente e&#8217; possibile modificare provvisoriamente i parametri di sistema:</p>
<blockquote><p>$ id -p<br />
uid=60003(oracle) gid=203(oinstall) projid=100(user.oracle)<br />
$ prctl -n project.max-shm-memory -i project user.oracle<br />
project: 100: user.oracle<br />
NAME    PRIVILEGE       VALUE    FLAG   ACTION                       RECIPIENT<br />
project.max-shm-memory<br />
privileged      4.00GB      -   deny                                 -<br />
system          16.0EB    max   deny                                 -</p>
<p>$ su -</p>
<p># prctl -n project.max-shm-memory -v 6gb -r -i project user.oracle</p>
<p># exit</p>
<p>$ prctl -n project.max-shm-memory -i project user.oracle      project: 100: user.oracle<br />
NAME    PRIVILEGE       VALUE    FLAG   ACTION                       RECIPIENT<br />
project.max-shm-memory<br />
privileged      6.00GB      -   deny                                 -<br />
system          16.0EB    max   deny                                 -</p>
<p>$ sqlplus / as sysdba</p>
<p>SQL*Plus: Release 10.2.0.2.0 &#8211; Production on Mon Sep 15 08:43:06 2008</p>
<p>Copyright (c) 1982, 2005, Oracle.  All Rights Reserved.</p>
<p>Connected to an idle instance.</p>
<p>SQL&gt; startup<br />
ORACLE instance started.</p>
<p>Total System Global Area 1073741824 bytes<br />
Fixed Size                  2132680 bytes<br />
Variable Size             266171704 bytes<br />
Database Buffers          801112064 bytes<br />
Redo Buffers                4325376 bytes<br />
Database mounted.<br />
Database opened.<br />
SQL&gt;</p></blockquote>
<p>Per modificare permanentemente tali parametri occorre aggiungere un nuovo progetto nel project file:</p>
<p><code># cat /etc/project<br />
system:0::::<br />
user.root:1::::<br />
noproject:2::::<br />
default:3::::<br />
group.staff:10::::<br />
</code></p>
<p>Per aggiungere un progetto usare il comando projadd, per modificarlo usare projmod:</p>
<p><code># projadd -U oracle -K "project.max-shm-memory=(priv,6144MB,deny)" user.oracle<br />
# projmod -s -K "project.max-sem-ids=(priv,256,deny)" user.oracle<br />
</code></p>
<p>Il project file dovrebbe apparire cosi&#8217;:</p>
<p><code># cat /etc/project<br />
system:0::::<br />
user.root:1::::<br />
noproject:2::::<br />
default:3::::<br />
group.staff:10::::<br />
user.oracle:100::oracle::project.max-sem-ids=(priv,256,deny);project.max-shm-memory=(priv,6442450944,deny)<br />
</code></p>
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		<title>Spostare datafile, redolog file e controlfile &#8211; Oracle Database</title>
		<link>http://gfiorito.wordpress.com/2008/08/05/spostare-datafile-redolog-file-e-controlfile-oracle-database/</link>
		<comments>http://gfiorito.wordpress.com/2008/08/05/spostare-datafile-redolog-file-e-controlfile-oracle-database/#comments</comments>
		<pubDate>Tue, 05 Aug 2008 09:28:49 +0000</pubDate>
		<dc:creator>gfiorito</dc:creator>
				<category><![CDATA[HowTo]]></category>
		<category><![CDATA[Oracle]]></category>

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		<description><![CDATA[
Datafile e RedoLog file
Per spostare i datafile e i redolog file eseguire il seguente comando:
SQL&#62;alter database backup controlfile to trace;
che crea un file di trace generalmente nella seguente cartella:

$ORACLE_HOME/admin/[$ORACLE_SID]/udump/
copiare il file ed editare lo statement di creazione del control file modificando i path dei datafile da spostare;
fare lo shutdown;
SQL&#62;shutdown immediate;
fare la copia fisica dei datafile [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=gfiorito.wordpress.com&blog=2879790&post=33&subd=gfiorito&ref=&feed=1" />]]></description>
			<content:encoded><![CDATA[<div class='snap_preview'><br /><p><strong><br />
Datafile e RedoLog file</strong></p>
<p>Per spostare i datafile e i redolog file eseguire il seguente comando:</p>
<p><code>SQL&gt;alter database backup controlfile to trace;</code></p>
<p>che crea un file di trace generalmente nella seguente cartella:<br />
<code><br />
$ORACLE_HOME/admin/[$ORACLE_SID]/udump/</code></p>
<p>copiare il file ed editare lo statement di creazione del control file modificando i path dei datafile da spostare;</p>
<p>fare lo shutdown;</p>
<p><code>SQL&gt;shutdown immediate;</code></p>
<p>fare la copia fisica dei datafile e dei redolog file nella nuova posizione;</p>
<p>eseguire i comandi precedentemente editati ponendo attenzione a evitare le righe commentate che potrebbero creare problemi;</p>
<blockquote><p>alter database backup controlfile to trace;<br />
vi $ORACLE_HOME/admin/[$ORACLE_SID]/udump/sid_ora_XXXXX.trc<br />
shutdown immediate;<br />
cp -p /oracleDB/oraBase/oradata/SILDEV/redo*.log /spare2/SILDEV/<br />
cp -p /oracleDB/oraBase/oradata/SILDEV/system01.dbf /oraDB_data/dbase/SILDEV/<br />
cp -p /oracleDB/oraBase/oradata/SILDEV/sysaux01.dbf /oraDB_data/dbase/SILDEV/<br />
cp -p /oracleDB/oraBase/oradata/SILDEV/users01.dbf /oraDB_data/dbase/SILDEV/<br />
cp -p /oracleDB/oraBase/oradata/SILDEV/undotbs01.dbf /oraAS/SILDEV/<br />
cp -p /oracleDB/oraBase/oradata/SILDEV/temp01.dbf /oraDB_data/dbase/SILDEV/</p>
<p>STARTUP NOMOUNT<br />
CREATE CONTROLFILE REUSE DATABASE &#8220;SILDEV&#8221; NORESETLOGS  NOARCHIVELOG<br />
MAXLOGFILES 16<br />
MAXLOGMEMBERS 3<br />
MAXDATAFILES 100<br />
MAXINSTANCES 8<br />
MAXLOGHISTORY 292<br />
LOGFILE<br />
GROUP 1 &#8216;/spare2/SILDEV/redo01.log&#8217;  SIZE 50M,<br />
GROUP 2 &#8216;/spare2/SILDEV/redo02.log&#8217;  SIZE 50M,<br />
GROUP 3 &#8216;/spare2/SILDEV/redo03.log&#8217;  SIZE 50M<br />
DATAFILE<br />
&#8216;/oraDB_data/dbase/SILDEV/system01.dbf&#8217;,<br />
&#8216;/oraAS/SILDEV/undotbs01.dbf&#8217;,<br />
&#8216;/oraDB_data/dbase/SILDEV/sysaux01.dbf&#8217;,<br />
&#8216;/oraDB_data/dbase/SILDEV/users01.dbf&#8217;<br />
CHARACTER SET WE8ISO8859P1<br />
;<br />
ALTER DATABASE OPEN;<br />
ALTER TABLESPACE TEMP ADD TEMPFILE &#8216;/oraDB_data/dbase/SILDEV/temp01.dbf&#8217;<br />
SIZE 20971520  REUSE AUTOEXTEND ON NEXT 655360  MAXSIZE 32767M;</p></blockquote>
<p><strong>Controlfile</strong><br />
Per spostare i controlfile occorre modificare il file spfile.ora nella cartella:</p>
<p><code>$ORACLE_HOME/dbs/spfile[$ORACLE_SID].ora</code></p>
<p>farne una copia di sicurezza;</p>
<p>esso e&#8217; un file binario; per cui occore prima trasformarlo in un file di testo col seguente comando:<br />
<code><br />
SQL&gt;create pfile='[path]/pfile[$ORACLE_SID].ora' from spfile='$ORACLE_HOME/dbs/spfile[$ORACLE_SID].ora';</code></p>
<p>editare il file &#8220;pfile[$ORACLE_SID].ora&#8221; e modificare il path dei controlfile che si vogliono spostare e/o eventuali altri parametri di sistema;</p>
<p>fare lo shutdown;</p>
<p><code>SQL&gt;shutdown immediate;</code></p>
<p>spostare i controlfile nella nuova posizione;</p>
<p>fare una prova del pfile startando il db col seguente comando:</p>
<p><code>SQL&gt; startup pfile='[path]/pfile[$ORACLE_SID].ora';</code></p>
<p>e verificare che l&#8217;istanza parta correttamente.</p>
<p>potrebbe generare un errore di tipo &#8220;ORA-01991: invalid password file&#8230;&#8221;<br />
in questo caso va rigenerato il file di password che generalmente ha un path del tipo:</p>
<p><code>[$ORACLE_HOME]/dbs/orapw[$ORACLE_SID]</code></p>
<p>rinominare il file (per sicurezza) e ricrearlo, il comando è il seguente:</p>
<p><code>orapwd file=[$ORACLE_HOME]/dbs/orapw[$ORACLE_SID] password=[password]</code></p>
<p>a questo punto provare a startare di nuovo l&#8217;istanza attraverso il pfile,<br />
se tutto va a buon fine ricreare l&#8217;spfile dal pfile appena modificato;</p>
<p><code>SQL&gt;create spfile='$ORACLE_HOME/dbs/spfile[$ORACLE_SID].ora' from pfile='[path]/pfile[$ORACLE_SID].ora';<br />
</code><br />
fare lo startup del database;<br />
<code><br />
SQL&gt;startup;<br />
</code><br />
Verificare il corretto funzionamento del Database.</p>
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		<title>Installare CVS on Solaris 10</title>
		<link>http://gfiorito.wordpress.com/2008/08/01/installare-cvs-on-solaris-10/</link>
		<comments>http://gfiorito.wordpress.com/2008/08/01/installare-cvs-on-solaris-10/#comments</comments>
		<pubDate>Fri, 01 Aug 2008 14:08:38 +0000</pubDate>
		<dc:creator>gfiorito</dc:creator>
				<category><![CDATA[Cvs]]></category>
		<category><![CDATA[HowTo]]></category>
		<category><![CDATA[Solaris]]></category>

		<guid isPermaLink="false">http://gfiorito.wordpress.com/?p=22</guid>
		<description><![CDATA[Configurare pserver su un istallazione cvs di Sun Solaris 10 in /opt/csw/bin/cvs cvs:
Creare un file temporaneo con la sintassi inetd.conf per abilitare pserver: 
cat &#60;&#60;EOF &#62;/tmp/inetd.conf
cvspserver stream tcp nowait root /opt/csw/bin/cvs cvs -f --allow-root=/cvs/repositories pserver
EOF
convertire il file nel formato Solaris SMF (Service Management Facility)
inetconv -i /tmp/inetd.conf
Se il servizio e&#8217; stato aggiunto il seguente comando:
inetadm &#124;grep [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=gfiorito.wordpress.com&blog=2879790&post=22&subd=gfiorito&ref=&feed=1" />]]></description>
			<content:encoded><![CDATA[<div class='snap_preview'><br /><p>Configurare pserver su un istallazione cvs di Sun Solaris 10 in /opt/csw/bin/cvs cvs:</p>
<p>Creare un file temporaneo con la sintassi inetd.conf per abilitare pserver: </p>
<p><code>cat &lt;&lt;EOF &gt;/tmp/inetd.conf<br />
cvspserver stream tcp nowait root /opt/csw/bin/cvs cvs -f --allow-root=/cvs/repositories pserver<br />
EOF</code></p>
<p>convertire il file nel formato Solaris SMF (Service Management Facility)</p>
<p><code>inetconv -i /tmp/inetd.conf</code></p>
<p>Se il servizio e&#8217; stato aggiunto il seguente comando:</p>
<p><code>inetadm |grep cvs</code></p>
<p>dovrebbe avere un output del tipo:</p>
<p><code>enabled   online         svc:/network/cvspserver/tcp:default</code></p>
<p>per visualizzare che il servizio e&#8217; in ascolto:</p>
<p><code>netstat -a |grep cvs</code></p>
<p>che da il seguente output:</p>
<p><code>*.cvspserver         *.*                0      0 49152      0 LISTEN</code></p>
<p>per modificare il servizio appena creato utilizzare i seguenti comandi per listare il servizio e modifcarlo:<br />
<code><br />
inetadm -l /network/cvspserver/tcp<br />
inetadm -m /network/cvspserver/tcp exec="/opt/csw/bin/cvs -f --allow-root=/cvs/repositories/dev pserver"</code></p>
<p>il primo dei precedenti comandi dovrebbe dare un output del genere di cui col secondo comando modifichiamo il campo exec:</p>
<p><code>SCOPE    NAME=VALUE<br />
         name="cvspserver"<br />
         endpoint_type="stream"<br />
         proto="tcp"<br />
         isrpc=FALSE<br />
         wait=FALSE<br />
         exec="/opt/csw/bin/cvs -f --allow-root=/cvs/repositories pserver"<br />
         user="root"<br />
default  bind_addr=""<br />
default  bind_fail_max=-1<br />
default  bind_fail_interval=-1<br />
default  max_con_rate=-1<br />
default  max_copies=-1<br />
default  con_rate_offline=-1<br />
default  failrate_cnt=40<br />
default  failrate_interval=60<br />
default  inherit_env=TRUE<br />
default  tcp_trace=FALSE<br />
default  tcp_wrappers=FALSE<br />
</code></p>
<p>Per cancellare il servizio appena creato disabilitarlo e cancellarlo come segue:</p>
<p><code>svcadm disable /network/cvspserver/tcp<br />
svccfg delete  /network/cvspserver/tcp<br />
</code></p>
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		<title>X11 tcp trouble</title>
		<link>http://gfiorito.wordpress.com/2008/06/27/x11-tcp-trouble/</link>
		<comments>http://gfiorito.wordpress.com/2008/06/27/x11-tcp-trouble/#comments</comments>
		<pubDate>Fri, 27 Jun 2008 10:20:26 +0000</pubDate>
		<dc:creator>gfiorito</dc:creator>
				<category><![CDATA[HowTo]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Ubuntu]]></category>

		<guid isPermaLink="false">http://gfiorito.wordpress.com/?p=16</guid>
		<description><![CDATA[abilitare che gli host remoti possano connettersi lanciado il comando:
xhost +
exportare il DISPLAY:
export DISPLAY=&#60;ip_x_host&#62;:0.0
per verificare che ci siano connessioni attive in ascolto:
netstat --tcp --listen &#124; grep x11
se non ve ne sono, verificare il file di configurazione gdm.conf la riga:
DisallowTCP=false  (diu default sta a true)
(il file sotto ubuntu e&#8217; in /etc/gdm/gdm.conf eventualmente cercarlo sotto /etc, [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=gfiorito.wordpress.com&blog=2879790&post=16&subd=gfiorito&ref=&feed=1" />]]></description>
			<content:encoded><![CDATA[<div class='snap_preview'><br /><p>abilitare che gli host remoti possano connettersi lanciado il comando:</p>
<p><code>xhost +</code></p>
<p>exportare il DISPLAY:</p>
<p><code>export DISPLAY=&lt;ip_x_host&gt;:0.0</code></p>
<p>per verificare che ci siano connessioni attive in ascolto:</p>
<p><code>netstat --tcp --listen | grep x11</code></p>
<p>se non ve ne sono, verificare il file di configurazione gdm.conf la riga:</p>
<p><code>DisallowTCP=false </code> (diu default sta a true)</p>
<p>(il file sotto ubuntu e&#8217; in <code>/etc/gdm/gdm.conf</code> eventualmente cercarlo sotto <code>/etc</code>, con il comando <code>find /etc |grep gdm.conf</code>)</p>
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		<title>Joomla Plugin Login</title>
		<link>http://gfiorito.wordpress.com/2008/06/16/joomla-plugin-login/</link>
		<comments>http://gfiorito.wordpress.com/2008/06/16/joomla-plugin-login/#comments</comments>
		<pubDate>Mon, 16 Jun 2008 13:50:46 +0000</pubDate>
		<dc:creator>gfiorito</dc:creator>
				<category><![CDATA[CMS]]></category>
		<category><![CDATA[Joomla]]></category>

		<guid isPermaLink="false">http://gfiorito.wordpress.com/?p=15</guid>
		<description><![CDATA[Per tutti i bischeri che come me hanno disabilitato il plugin di login di joomla e non riescono piu&#8217; ad accedere come amministratore:

accedere da mysql
aggiornare nella tabella xxx_plugins il valore di published da zero ad uno della Joomla Autenthication

       <img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=gfiorito.wordpress.com&blog=2879790&post=15&subd=gfiorito&ref=&feed=1" />]]></description>
			<content:encoded><![CDATA[<div class='snap_preview'><br /><p>Per tutti i bischeri che come me hanno disabilitato il plugin di login di joomla e non riescono piu&#8217; ad accedere come amministratore:</p>
<ul>
<li>accedere da mysql</li>
<li>aggiornare nella tabella xxx_plugins il valore di published da zero ad uno della Joomla Autenthication</li>
</ul>
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		<title>Oracle imp exp con file compressi</title>
		<link>http://gfiorito.wordpress.com/2008/06/12/import-export-gzip-e-pipe/</link>
		<comments>http://gfiorito.wordpress.com/2008/06/12/import-export-gzip-e-pipe/#comments</comments>
		<pubDate>Thu, 12 Jun 2008 08:34:13 +0000</pubDate>
		<dc:creator>gfiorito</dc:creator>
				<category><![CDATA[HowTo]]></category>
		<category><![CDATA[Oracle]]></category>

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		<description><![CDATA[Export
mkfifo exportFIFO.dmp
nohup exp scott/tiger tables=(EMP, DEPT) file=exportFIFO.dmp&#38;
nohup gzip &#60; exportFIFO.dmp &#62; export.dmp.gz&#38;
Import
mkfifo importFIFO.dmp
nohup gzip -d &#60; export.dmp.gz &#62; importFIFO.dmp&#38;
nohup imp scott/tiger fromuser=scott touser=scott ignore=Y file=importFIFO.dmp&#38;
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			<content:encoded><![CDATA[<div class='snap_preview'><br /><p><strong>Export</strong></p>
<p><code>mkfifo exportFIFO.dmp</code></p>
<p><code>nohup exp scott/tiger tables=(EMP, DEPT) file=exportFIFO.dmp&amp;</code></p>
<p><code>nohup gzip &lt; exportFIFO.dmp &gt; export.dmp.gz&amp;</code></p>
<p><strong>Import</strong></p>
<p><code>mkfifo importFIFO.dmp</code></p>
<p><code>nohup gzip -d &lt; export.dmp.gz &gt; importFIFO.dmp&amp;</code></p>
<p><code>nohup imp scott/tiger fromuser=scott touser=scott ignore=Y file=importFIFO.dmp&amp;</code></p>
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