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defective disks (Listing 3).
Listing 3
Reading a Partially Defective Disk
01 dd_rescue -A /dev/sdb sdb.img
02
03 dd_rescue: (info): ipos: 1667072.0k, opos: 1667072.0k, xferd: 1667072.0k
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creates a 256MB file in the current directory along with process for the job. This process reads complete file content in random order. Fio records the areas that have already been read and reads each area
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lacks support for SSH access and access to the hard disks' S.M.A.R.T data.
Thecus N6850
We imported the Thecus N6850 from its vendor in the Far East, but you can buy it directly from dealers. What you
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kernel
sles:~ # grep crash /proc/cmdline
root=/dev/disk/by-uuid/10a83ffe-5a9f-48a2-b8cb-551c2cc6b42d resume=/dev/sda3 splash=silent text showopts crashkernel=128
sles:~ # /etc/init.d/boot.kdump status
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that follow. The iSCSI client (or initiator in iSCSI-speak) in our lab is Ubuntu 9.10. Listing 3 shows the steps to mount a Comstar block device with the Linux Open iSCSI initiator.
Listing 3
Block
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existing backups, enter:
burp -a l -b a
Of course, more complex queries are also possible. For example,
burp -a l -b 3 -r
lists all of the files in backup 3 that match the "regular
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of Ubuntu on the virtual machine. The virtual machine uses one CPU (core) and 128MB of RAM.
The filesystem is created as a QCOW2 image file of 4GB. Of these, 3GB are reserved for the system partition
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, appearing in alphabetical order but allowing intervening letters, you can use the search expression:
"a.*e.*i.*o.*u"
This would match lines 1, 2, and 3. If you want lines containing all five vowels in order
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powerful Icinga test server (Via C3, 800MHz, 256MB RAM). As a default, you need a new username and password for Icinga Web. That said, however, the current status does reveal some potential; it makes sense
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); 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
