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10%
Linux filesystem performance tested
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© nyul, 123rf.com
, and correspondingly with little protection against data loss if worst comes to worst. ext3: The long-term standard in many distributions. ext4: The latest ext standard since kernel 2.6.28. Btrfs: The newcomer
9%
I/O benchmarks with Fio
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Kheng Ho Toh, 123RF.com
IOPS can achieve a maximum data transfer rate of 70 * 4KB, that is, 280 Kbps – a value that is well below the maximum sequential data transfer rate with large block sizes. The mean access time
9%
Time flies, but it can still be measured
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
.019s The process listing took about 3/100 of a second to execute in the real world and was allocated 5/1,000 of a second of CPU time in kernel mode (i.e., executing system calls) and about 2
9%
Enterprise communication with IRC
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© anyka, 123RF.com
-functional because the services connect with the IRC server; this principle does not work in reverse. Finally, the services block itself should look like the code shown in Listing 3 (replace services.irc.hastexo.com
9%
Network backup with Burp, Obnam, and Backshift
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Sergey Peterman, 123RF.com
- and 64-bit Windows. Optionally, admins can check out the Burp files from the GitHub repository: git clone git://github.com/grke/burp.git Additionally, Burp 1.3.1 has for some time been available from
9%
A simple approach to the OCFS2 cluster filesystem
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Kheng Ho Toh, 123RF.com
from backup block#262144? y Checking OCFS2 filesystem in /dev/sda1: label: backup uuid: 31 18 de 29 69 f3 4d 95 a0 99 a7 23 ab 27 f5 04 number of blocks: 367486
9%
Getting started with I/O profiling
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Photosani, Fotolia.com
nodes. Blktrace can be a very useful tool because it also allows you to compute IOPS (I think it's only "Total IOPS"). Also, a tool called Seekwatcher [7] can be used to plot results from blktrace
9%
High-availability workshop: GFS with DRBD and Pacemaker
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Maxim Borovkov, 123RF.com
for a good reason: They make memory space manageable. Without a filesystem, it would be difficult to find data that you write to the storage medium when you need it. The filesystem structure makes it possible ... 7
9%
The logging module in Python
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© svl861, 123RF.com
versions below 2.7.1 or 3, if you are using threads. Under unfavorable circumstances, handlers could be created twice. Handlers To route output into a specific channel, you need a handler. With Stream
9%
Reading and understanding database execution plans
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Gunnar Pippel, 123RF.com
the explain plan for command in combination with the DBMS_XPLAN.DISPLAY function call (see Example 1). Example 1: Oracle Execution Plan 01 SQL> explain plan for<+>1<+> 02 2> SELECT * 03 3> FROM sales

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