Linux

Problem, logging, tips and tricks with Linux

Create Raid with Mdadm

In Linux on 20 February 2009 tagged RHEL Tips with 5 comments

Enaknya jadi Vendor, bisa jalan kesana bisa jalan kesini, ya ini merupakan kesibukan baru saya setelah 2 tahun lalu duduk manis jadi end-user di operator gsm sebagai tukang begadang.
Beberapa hari lalu di tempat client dibilangan pancoran kita sempat diskusi mengenai permasalahan RAID, baik dari segi baca tulis, I/O performance maupun dari segi lainnya, runut dirunut [...]

Setting Huawei E220 di Ubuntu 8.10 ( Intrepid )

In Linux on 12 February 2009 tagged Ubuntu Tips with 15 comments

Pembahasan mengenai setting modem huawei e220 ini sebenarnya sudah layak dibilang basbang ( basi banget ), anda bisa mencarinya di google, mulai dari yang console based maupun yang gui based.
Tapi untuk kepentingan dokumentasi ( pribadi pastinya ) tidak ada salahnya dibahas lagi,
Untuk kali ini kita akan membahasnya mulai dari console based menggunakan wvdial, dan [...]

Linux Multipath Setup Howto

In Linux on 27 June 2008 tagged Multipathing, RHEL Tips with 7 comments

Multipathing Di linux dengan Device Mapper
———————————————-
1. Server IBM BladeCenter HS20 dengan RHEL 4
2. Storage HDS USP1100
3. Switch brocade 48000
Langsung aja ya..
Cek WWN dari HBA

cat /proc/scsi/qla2xxx/* |grep port|grep -v port-0

scsi-qla0-adapter-port=210000145e254fca;
scsi-qla0-port-1=50060160b021b712:500601683021b712:018100:82;
scsi-qla1-adapter-port=210000145e254fcb;
scsi-qla1-port-1=50060160b021b712:500601693021b712:018100:82;

Cek Aplikasi Device mapper & Installasi

rpm -qa|grep device-mapper

Jika “device-mapper” belum terinstall di system, silahkan install terlebih dahulu, disini saya mendownload menggunakan repository CentOS.

wget ftp://ftp.pbone.net/mirror/ftp.centos.org/4.6/os/i386/CentOS/RPMS/device-mapper-multipath-0.4.5-27.RHEL4.i386.rpm
wget ftp://ftp.pbone.net/mirror/ftp.centos.org/4.6/os/i386/CentOS/RPMS/sysfsutils-1.2.0-1.i386.rpm
rpm -ivh sysfsutils-1.2.0-1.i386.rpm
rpm [...]

My Feisty Fawn Cd Has Arrived

In Info, Linux on 25 June 2007 tagged Ubuntu Tips with no comments

three days ago when i was training solaris 10, at my desk has come a new packet from ubuntu, the packet was come so fast that i ever things.
I’m very happy coz now inside the packet you will find a sticker ubuntu there..

Collect Data In Your Box with cfg2html

In HP-UX, Linux on 15 May 2007 tagged reporting with no comments

Cfg2html is a UNIX shell script similar to check_config or get_config, except that it creates a HTML (and plain ASCII) system documentation..

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sudo apt-get install gawk
wget http://www.cfg2html.com/cfg2html-linux_1.39-4_all.deb
sudo dpkg -i cfg2html-linux_1.39-4_all.deb
sudo cfg2html-linux
firefox /etc/cfg2html/<your-hostname>.html</code>

Enjoy The Document..
Cheers.

apache2: apr_sockaddr_info_get() failed for & Could not reliably determine the server’s fqdn, using 127.0.0.1 for ServerName

In Linux on 10 April 2007 tagged Ubuntu Tips with 4 comments

Pernah?
Dah Basi Pastinya

gksudo gedit /etc/apache2/httpd.conf

Lalu Masukan Parameter Dibawah ini

ServerName localhost

sudo /etc/init.d/apache2 start
* Starting web server (apache2)… httpd (pid 12023) already running [ OK ]

Errors were upgrade to dapper

In Linux on 28 March 2007 tagged Ubuntu Tips with no comments

When i was upgrade from hoary to edgy, I was stuck, when level upgrade from breezy to dapper.

Errors were encountered while processing:
/var/cache/apt/archives/
lvm2_2.02.02-1ubuntu1_i386.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)

So when i was

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sudo apt-get remove lvm2
sudo dpkg –purge lvm2

I got an error “cant remove coz lvm2 wasn’t installed..n directory was empty..”,
So?
The conclusion was just [...]

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