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<channel>
	<title>jAN fORMAN</title>
	<atom:link href="http://janforman.com/feed/" rel="self" type="application/rss+xml" />
	<link>http://janforman.com</link>
	<description>--- this is me online ---</description>
	<pubDate>Thu, 04 Dec 2008 16:19:30 +0000</pubDate>
	<generator>http://wordpress.org/?v=2.6.3</generator>
	<language>en</language>
			<item>
		<title>Server made a boo boo</title>
		<link>http://janforman.com/server-made-a-boo-boo/</link>
		<comments>http://janforman.com/server-made-a-boo-boo/#comments</comments>
		<pubDate>Sun, 09 Nov 2008 10:02:12 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[failure]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=493</guid>
		<description><![CDATA[Today morning there&#8217;s little blackout&#8230; :-) as always I have my mobile switched off at night. When I wake up I see nothing, so it look&#8217;s like hardware failure (i will check it soon, time for upgrade is near). For better data security I forced to recheck all filesystems (I don&#8217;t trust journal anyway :-).
]]></description>
		<wfw:commentRss>http://janforman.com/server-made-a-boo-boo/feed/</wfw:commentRss>
		</item>
		<item>
		<title>Changes on my servers</title>
		<link>http://janforman.com/changes-on-my-servers/</link>
		<comments>http://janforman.com/changes-on-my-servers/#comments</comments>
		<pubDate>Sun, 19 Oct 2008 20:03:33 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[apache]]></category>

		<category><![CDATA[imagehosting]]></category>

		<category><![CDATA[mail]]></category>

		<category><![CDATA[nginx]]></category>

		<category><![CDATA[php]]></category>

		<category><![CDATA[tuning]]></category>

		<category><![CDATA[virtuozzo]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=470</guid>
		<description><![CDATA[There is little changes on orion.janforman.com (imagehosting), where I was completely removed Apache webserver in last days and all work is now on NGINX webserver (big speed improvement, memory consumption drop in idle state to 8MB, faster onfly compression/encryption with support of Camellia-256 TLSv1 and GZip level 6). Also there is completely reinstalled mail server [...]]]></description>
		<wfw:commentRss>http://janforman.com/changes-on-my-servers/feed/</wfw:commentRss>
		</item>
		<item>
		<title>H264 Video Streaming</title>
		<link>http://janforman.com/h264-video-streaming/</link>
		<comments>http://janforman.com/h264-video-streaming/#comments</comments>
		<pubDate>Sun, 12 Oct 2008 20:00:44 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[flash]]></category>

		<category><![CDATA[h264]]></category>

		<category><![CDATA[nginx]]></category>

		<category><![CDATA[streaming]]></category>

		<category><![CDATA[video]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=465</guid>
		<description><![CDATA[From today there is nginx server with mp4 de/multiplexing on-the-fly on video.enter4u.eu. This working just fine :-), also there is a lot more input supported video/audio formats including mobile AMR. Output video formats are FLASH H264/Stereo-AAC Widescreen -> 640×368 and Square -> 480×368.
]]></description>
		<wfw:commentRss>http://janforman.com/h264-video-streaming/feed/</wfw:commentRss>
		</item>
		<item>
		<title>Microstar FX5500-TD128LF BIOS</title>
		<link>http://janforman.com/microstar-fx5500-bios/</link>
		<comments>http://janforman.com/microstar-fx5500-bios/#comments</comments>
		<pubDate>Tue, 30 Sep 2008 16:08:51 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[bios]]></category>

		<category><![CDATA[gpu]]></category>

		<category><![CDATA[graphics]]></category>

		<category><![CDATA[msi]]></category>

		<category><![CDATA[nvidia]]></category>

		<category><![CDATA[tuning]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=397</guid>
		<description><![CDATA[
GPU Clock: 285MHz (270MHz default)
Memory Clock: 480MHz (400MHz default)
128MB RAM / 64bit
DVI / CRT / TV / Dual View - Fully Supported
BIOS Version 4.34.20.66.00
BIOS Download
&#8212;
Someone may find it useful&#8230;
]]></description>
		<wfw:commentRss>http://janforman.com/microstar-fx5500-bios/feed/</wfw:commentRss>
		</item>
		<item>
		<title>BOTNET Schema</title>
		<link>http://janforman.com/botnet-schema/</link>
		<comments>http://janforman.com/botnet-schema/#comments</comments>
		<pubDate>Sat, 30 Aug 2008 13:57:43 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[botnet]]></category>

		<category><![CDATA[hacking]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=323</guid>
		<description><![CDATA[STORM BOTNET in his biggest dayz have cca 50.000.000 infected PC&#8217;s under control :-D. Often scenario is hacked linux on serverhosting with IRC daemon installed, and very much Windows stations connected to it.
There is little picture that I like :-D
&#8212;



				
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	    [...]]]></description>
		<wfw:commentRss>http://janforman.com/botnet-schema/feed/</wfw:commentRss>
		</item>
		<item>
		<title>Server friendly grub.conf</title>
		<link>http://janforman.com/server-friendly-grubconf/</link>
		<comments>http://janforman.com/server-friendly-grubconf/#comments</comments>
		<pubDate>Sat, 30 Aug 2008 13:27:25 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[gentoo]]></category>

		<category><![CDATA[grub]]></category>

		<category><![CDATA[linux]]></category>

		<category><![CDATA[server]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=310</guid>
		<description><![CDATA[There are two kernels (bzImage and bzSafe), bzImage is experimental one and bzSafe is default.
Copy your testing kernel to bzImage and run # grub-set-default 1
After rebooting your new kernel is trying to boot, if anything goes wrong bzSafe is selected after new reboot.
If you like new kernel, simply copy bzImage to bzSafe &#8230;
This is very [...]]]></description>
		<wfw:commentRss>http://janforman.com/server-friendly-grubconf/feed/</wfw:commentRss>
		</item>
		<item>
		<title>eAccelerator</title>
		<link>http://janforman.com/eaccelerator/</link>
		<comments>http://janforman.com/eaccelerator/#comments</comments>
		<pubDate>Wed, 27 Aug 2008 20:12:47 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[eaccelerator]]></category>

		<category><![CDATA[php]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=285</guid>
		<description><![CDATA[stargate.janforman.com is now running PHP eAccelerator (Zend is removed) :-) Anyway I don&#8217;t need it because load is 0%, but main page generating is now faster (from 0.009s to 0.007s) :-D (near same speed increase as dual channel RAM or optimized MySQL 64bit Binaries)
&#8212;
eAccelerator is a free open-source PHP accelerator, optimizer, and dynamic content cache. [...]]]></description>
		<wfw:commentRss>http://janforman.com/eaccelerator/feed/</wfw:commentRss>
		</item>
		<item>
		<title>Linux Network Tuning</title>
		<link>http://janforman.com/linux-network-tuning/</link>
		<comments>http://janforman.com/linux-network-tuning/#comments</comments>
		<pubDate>Sun, 10 Aug 2008 12:26:12 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[linux]]></category>

		<category><![CDATA[network]]></category>

		<category><![CDATA[server]]></category>

		<category><![CDATA[tuning]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=242</guid>
		<description><![CDATA[Server oriented optimalization. Be careful this is not 100% RFC compatible, but working nice on my servers
echo "1024 65000" >/proc/sys/net/ipv4/ip_local_port_range
echo "250 32000 100 128" >/proc/sys/kernel/sem
echo "65536" >/proc/sys/net/ipv4/tcp_max_orphans
echo "4096 87380 16777216" >/proc/sys/net/ipv4/tcp_rmem
echo "4096 65536 16777216" >/proc/sys/net/ipv4/tcp_wmem
echo "16777216" >/proc/sys/net/core/rmem_max
echo "16777216" >/proc/sys/net/core/wmem_max
echo "262144" >/proc/sys/net/core/netdev_max_backlog
echo "25" >/proc/sys/net/ipv4/tcp_fin_timeout
echo "1" >/proc/sys/net/ipv4/icmp_echo_ignore_broadcasts
echo "1" >/proc/sys/net/ipv4/icmp_echo_ignore_all
echo "1" >/proc/sys/net/ipv4/ip_no_pmtu_disc
echo "1" >/proc/sys/net/ipv4/tcp_rfc1337
echo "1" >/proc/sys/net/ipv4/tcp_orphan_retries
echo "1" >/proc/sys/net/ipv4/tcp_tw_recycle
echo [...]]]></description>
		<wfw:commentRss>http://janforman.com/linux-network-tuning/feed/</wfw:commentRss>
		</item>
		<item>
		<title>Redirect port to internal network</title>
		<link>http://janforman.com/redirect-port-to-internal-network/</link>
		<comments>http://janforman.com/redirect-port-to-internal-network/#comments</comments>
		<pubDate>Fri, 08 Aug 2008 12:07:47 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[iptables]]></category>

		<category><![CDATA[linux]]></category>

		<category><![CDATA[router]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=211</guid>
		<description><![CDATA[DNAT and SNAT settings if you need diferent default gateway in network (I Know&#8230; Little Slower)
# Flush NAT rulez
iptables -t nat -F
# Set DNAT and accept it only from PUBLICCLIENTIP at WANPORT
iptables -t nat -A PREROUTING --src PUBLICCLIENTIP --dst PUBLICROUTERIP -p tcp --dport WANPORT -j DNAT --to-destination LANIP:LANPORT
# Set SNAT for port LANIP/LANPORT
iptables -t nat [...]]]></description>
		<wfw:commentRss>http://janforman.com/redirect-port-to-internal-network/feed/</wfw:commentRss>
		</item>
		<item>
		<title>NASAimages.org</title>
		<link>http://janforman.com/nasaimagesorg/</link>
		<comments>http://janforman.com/nasaimagesorg/#comments</comments>
		<pubDate>Sun, 03 Aug 2008 10:18:28 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[images]]></category>

		<category><![CDATA[nasa]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=96</guid>
		<description><![CDATA[NASA Images is a service of Internet Archive (www.archive.org), a non-profit library, to offer public access to NASA&#8217;s images, videos and audio collections. NASA Images is constantly growing with the addition of current media from NASA as well as newly digitized media from the archives of the NASA Centers.
NASAimages.com
]]></description>
		<wfw:commentRss>http://janforman.com/nasaimagesorg/feed/</wfw:commentRss>
		</item>
		<item>
		<title>Tired of slow SFTP connection?</title>
		<link>http://janforman.com/tired-of-slow-sftp-connection/</link>
		<comments>http://janforman.com/tired-of-slow-sftp-connection/#comments</comments>
		<pubDate>Thu, 24 Jul 2008 21:14:56 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[openssl]]></category>

		<category><![CDATA[security]]></category>

		<category><![CDATA[ssh]]></category>

		<category><![CDATA[tuning]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=92</guid>
		<description><![CDATA[Don&#8217;t worry, there is a little trick to speed up SFTP over SSH connection. For better speed raise priority of BLOWFISH cipher (BLOWFISH is much faster than AES). You may have double increase speed while uploading/downloading files. Security goes down lightly.



				
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	   [...]]]></description>
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		</item>
		<item>
		<title>SysCP :-) nice server management</title>
		<link>http://janforman.com/syscp-nice-management/</link>
		<comments>http://janforman.com/syscp-nice-management/#comments</comments>
		<pubDate>Thu, 10 Jul 2008 06:55:56 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[gentoo]]></category>

		<category><![CDATA[linux]]></category>

		<category><![CDATA[management]]></category>

		<category><![CDATA[server]]></category>

		<category><![CDATA[syscp]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=90</guid>
		<description><![CDATA[


				
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	     				    	Close
				SysCP Server Management System Sample Schema

			    


Crystal clear code (only PHP engine used - PERL free :-)
www.syscp.org
Apache, Lighttpd, Awstats, Courier, Proftpd // Gentoo Supported
]]></description>
		<wfw:commentRss>http://janforman.com/syscp-nice-management/feed/</wfw:commentRss>
		</item>
		<item>
		<title>kx Project Audigy 5.1 Crossover to LFE</title>
		<link>http://janforman.com/kx-project-audigy-51-crossover-to-lfe/</link>
		<comments>http://janforman.com/kx-project-audigy-51-crossover-to-lfe/#comments</comments>
		<pubDate>Thu, 26 Jun 2008 21:27:38 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[ac3]]></category>

		<category><![CDATA[audigy]]></category>

		<category><![CDATA[audio]]></category>

		<category><![CDATA[creative]]></category>

		<category><![CDATA[dts]]></category>

		<category><![CDATA[lfe]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=86</guid>
		<description><![CDATA[In powerful Creative Labs Audigy Processing unit (EMU10k APU) you can send left,right,center,surround-left,surround-right to the crossover filter and mix frequencies below 120Hz to the LFE + reproduce native LFE.
You may need this in native 5.1 mode (DTS / AC3)



				
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	     [...]]]></description>
		<wfw:commentRss>http://janforman.com/kx-project-audigy-51-crossover-to-lfe/feed/</wfw:commentRss>
		</item>
		<item>
		<title>SSL_error_rx_unexpected_change_cipher</title>
		<link>http://janforman.com/ssl_error_rx_unexpected_change_cipher/</link>
		<comments>http://janforman.com/ssl_error_rx_unexpected_change_cipher/#comments</comments>
		<pubDate>Wed, 18 Jun 2008 13:09:42 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[apache]]></category>

		<category><![CDATA[firefox]]></category>

		<category><![CDATA[gentoo]]></category>

		<category><![CDATA[linux]]></category>

		<category><![CDATA[nginx]]></category>

		<category><![CDATA[openssl]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=85</guid>
		<description><![CDATA[:-) so if you see this error, you have problem with openssl 0.9.8g.
This is small bug in client part of openssl and now is often visible in new Firefox 3
Simply disable TLS v1 in your server (SSHv2 too because of better security)
Insert this line into httpd.conf
&#8212;
SSLProtocol all -TLSv1 -SSHv2
&#8212;
That&#8217;s it :-D
]]></description>
		<wfw:commentRss>http://janforman.com/ssl_error_rx_unexpected_change_cipher/feed/</wfw:commentRss>
		</item>
		<item>
		<title>Wifi Realtek RTL8168 Tuning</title>
		<link>http://janforman.com/rtl8186-wifi-tcp-tuning/</link>
		<comments>http://janforman.com/rtl8186-wifi-tcp-tuning/#comments</comments>
		<pubDate>Tue, 10 Jun 2008 14:46:59 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[linux]]></category>

		<category><![CDATA[mips]]></category>

		<category><![CDATA[network]]></category>

		<category><![CDATA[rtl8186]]></category>

		<category><![CDATA[tuning]]></category>

		<category><![CDATA[wifi]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=84</guid>
		<description><![CDATA[Realtek RTL8186 Datasheet v0.95
// eth0 - interface connected directly to 5-port switch
// eth1 - interface WAN
// wlan0 - wifi minipci directly connected to IC
// maximum transmit thru NAT-router 15Mbit/s
// maximum transmit thru wireless device 23Mbit/s WIFI (54g)
// maximum transmit thru bridge 52Mbit/s (WAN-LAN)
// measured latency thru linux router 1ms
// RTL8305SC Switch
// &#8212; maximum throughput in [...]]]></description>
		<wfw:commentRss>http://janforman.com/rtl8186-wifi-tcp-tuning/feed/</wfw:commentRss>
		</item>
		<item>
		<title>Widescreen HQ Video Hosting</title>
		<link>http://janforman.com/widescreen-video/</link>
		<comments>http://janforman.com/widescreen-video/#comments</comments>
		<pubDate>Sun, 08 Jun 2008 08:32:52 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Enter4u]]></category>

		<category><![CDATA[h264]]></category>

		<category><![CDATA[video]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=83</guid>
		<description><![CDATA[I&#8217;m tired watching crappy videos on my website :-) Today I defined a new standard for encoded video, it&#8217;s widescreen 640&#215;368 16:9 H264 1.1Mbit/s. Anyway I am working on lower version for mobile devices. Progressive streaming coming soon because I used it a long time ago on Real Networks Platform. As source for encoded video, [...]]]></description>
		<wfw:commentRss>http://janforman.com/widescreen-video/feed/</wfw:commentRss>
		</item>
		<item>
		<title>Ethernet NIC</title>
		<link>http://janforman.com/ethernet-nic/</link>
		<comments>http://janforman.com/ethernet-nic/#comments</comments>
		<pubDate>Sun, 25 May 2008 23:23:20 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[network]]></category>

		<category><![CDATA[tuning]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=80</guid>
		<description><![CDATA[Realtek RTL8139D
Scatter/Gather: Yes-* &#124; HWCHKSM: Yes-Tx &#124; HWFrag: No
&#8211; Poor design * Scatter-Gather not correct, Very cheap
VIA Rhine II (often as integrated NIC)
Scatter/Gather: No &#124; HWCHKSM: No &#124; HWFrag: No
&#8211; Very poor design // Worst I ever seen
nVidia nForce4 (often as integrated NIC)
Scatter/Gather: Yes &#124; HWCHKSM: Yes &#124; HWFrag: Yes
&#8211; Surprise :-) very fast // [...]]]></description>
		<wfw:commentRss>http://janforman.com/ethernet-nic/feed/</wfw:commentRss>
		</item>
		<item>
		<title>Nginx webserver at ORION</title>
		<link>http://janforman.com/nginx-at-orion/</link>
		<comments>http://janforman.com/nginx-at-orion/#comments</comments>
		<pubDate>Sat, 17 May 2008 22:29:17 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Enter4u]]></category>

		<category><![CDATA[gentoo]]></category>

		<category><![CDATA[imagehosting]]></category>

		<category><![CDATA[linux]]></category>

		<category><![CDATA[nginx]]></category>

		<category><![CDATA[notice]]></category>

		<category><![CDATA[tuning]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=77</guid>
		<description><![CDATA[0:00 CET on orion.janforman.com is running nginx russian webserver with apache backend :-). The result is much faster responce and better memory usage. You can read some testimonials from wordpress.
Complete migration to nginx server will be very soon.
Maximum throughput is 6250&#215;176b-objects/s in 100 concurrent requests
]]></description>
		<wfw:commentRss>http://janforman.com/nginx-at-orion/feed/</wfw:commentRss>
		</item>
		<item>
		<title>Downtime of STARGATE</title>
		<link>http://janforman.com/downtime-of-stargate/</link>
		<comments>http://janforman.com/downtime-of-stargate/#comments</comments>
		<pubDate>Fri, 16 May 2008 15:38:46 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Enter4u]]></category>

		<category><![CDATA[mysql]]></category>

		<category><![CDATA[notice]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=76</guid>
		<description><![CDATA[Today at 18:00 I must shutdown main database located at stargate.janforman.com, this scenario makes 80% systems inaccesible for some time (temporary errors, maybe for 10-15 minutes). Result of this process is updated Web Server, SSL, PHP, MySQL, DNS&#8230; almost full system :-)
** 5 minutes and we are ready to go :-D
]]></description>
		<wfw:commentRss>http://janforman.com/downtime-of-stargate/feed/</wfw:commentRss>
		</item>
		<item>
		<title>H.264 video encoding finetune</title>
		<link>http://janforman.com/h264-encoding/</link>
		<comments>http://janforman.com/h264-encoding/#comments</comments>
		<pubDate>Sun, 11 May 2008 10:00:52 +0000</pubDate>
		<dc:creator>Jan Forman</dc:creator>
		
		<category><![CDATA[Uncategorized]]></category>

		<category><![CDATA[h264]]></category>

		<category><![CDATA[video]]></category>

		<guid isPermaLink="false">http://janforman.com/?p=72</guid>
		<description><![CDATA[x264 Features:
* CAVLC/CABAC * Multi-references * Intra: all macroblock types * Inter P: all partitions * Inter B: partitions from 16&#215;16 down to 8&#215;8 * Ratecontrol: constant quantizer, single or multipass ABR, optional VBV * Scene cut detection * Adaptive B-frame placement * B-frames as references / arbitrary frame order * 8&#215;8 and 4&#215;4 adaptive [...]]]></description>
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