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%200mb 12%A9n Llorente 08
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100%
Storage system with OpenSolaris and Comstar
30.11.2025
Home
»
Archive
»
2010
»
Issue 0: Active...
»
.168.209.200 07 192.168.209.200:3260,1 iqn.1986-03.com.sun:02:8f4cd1fa-b81d-c42b-c008-
a
70649501262
08
# iscsiadm -m node 09 # /etc/init.d/open-iscsi restart 10 # fdisk -l 11 Disk /dev/sdb: 2147
MB
, 2147418112 bytes
97%
Monitor your nodes with collectl
30.11.2025
Home
»
Archive
»
2012
»
Issue 09: Windo...
»
25-E SSD [
9
] courtesy of Intel is mounted as /dev/sdd ext4 filesystem with the default options Open MPI [10] v1.5.4 NAS Parallel Benchmarks 3.3.1-MPI [11] Iozone [
12
] Daemon ...
9
94%
An IT nomad's diary
30.11.2025
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»
Archive
»
2011
»
Issue 5: Pen Te...
»
passphrase again:
08
Your identification has been saved in /home/UserName/.ssh/libra_id_rsa. 09 Your public key has been saved in /home/UserName/.ssh/libra_id_rsa.pub. 10 Creation successful 11
12
You may now
94%
I/O benchmarks with Fio
30.11.2025
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»
Archive
»
2011
»
Issue 5: Pen Te...
»
the Buffer 01 [global] 02 ioengine=libaio 03 direct=1 04 filename=testfile 05 size=2g 06 bs=4m 07
08
refill_buffers=1 09 10 [write] 11 rw=write
12
write_bw_log 13 14 [read] 15 stonewall 16 rw=read 17 write
94%
Dynamic routing in Linux with Quagga
31.10.2025
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Archive
»
2012
»
Issue 12: NAS S...
»
password 8 ZDF339
a
.20
a
3E 05 log file /var/log/quagga/zebra.log 06 service password-encryption 07 !
08
interface eth0 09 multicast 10 ipv6 nd suppress-ra 11 !
12
interface eth1 13 ip address 10 ...
12
92%
The fine art of allocating memory
30.11.2025
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Archive
»
2012
»
Issue 10: Traff...
»
); i+= 4096) newblock[i] = 'Y';
12
printf("Allocated %d
MB\n
", allocation); 13 } 14 } Things are more interesting when memory is being used. Uncommenting line 11 does just that. The OOM
91%
Configuring the JBoss application server
30.11.2025
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»
Archive
»
2011
»
Issue 4: Secure...
»
class="org.apache.log4j.PatternLayout"> 07
08
09 If you want the server to rotate the logfile
86%
A Btrfs field test and workshop
31.10.2025
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»
Archive
»
2012
»
Issue 11: Cloud...
»
. Figure
12
: Another rebalance, this time only of the metadata, recovers 7GB of
9
GB for general use – per block device. To compensate for this, the sum of all block devices on the volume is displayed
86%
Debugging the Linux kernel with the Qemu emulator
30.11.2025
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»
Archive
»
2012
»
Issue 07: Xen v...
»
_world[]="Hello World\
n
";
08
static dev_t hello_dev_number; 09 static struct cdev *driver_object; 10 static struct class *hello_class; 11 static struct device *hello_dev;
12
13 static ssize_t driver_read( struct file
86%
Checking password complexity with John the Ripper
30.11.2025
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»
Archive
»
2011
»
Issue 6: Perfor...
»
for checking a password hash file against a password dictionary is very high. A hacker can recover dictionary-based passwords in minutes, whereas a brute force attack can take days. Brute force is a single-character-at-
a
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