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then select Capture | Stop
to stop recording, and Wireshark will display all of the packets it has captured (Figure 3).
Figure 3: Launching Wireshark without
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cluster nodes, and the ext3 driver on node A wouldn't have the option of querying the state of the same DRBD resources on node B if it wanted to write to the medium.
In the worst case, a write to the DRBD
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. This prevents the sender from filling up the cache too quickly.
Port Scanners
Nmap [3], which recently went to version 5.0, is the Swiss army knife of port scanners. Portbunny [4] is a relatively new tool
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) with 12 Serial ATA disks, a 320 UW SCSI controller for the host connection, and 512MB cache.
I configured various disk groups and logical volumes on this powerful hardware and exported them to the backup
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SUSE 11.3, the benchmark repository offers an up-to-date package [1]. Fio is also included with Fedora. The source code from the tarball or Git repository can be compiled with a simple make, assuming you
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or a password, and the current user will be allowed to run remote commands as root using ssh.
This script is called ec2_ssh_init, and Listing 3 shows its initial section.
Listing 3
ec2_ssh_init (Part
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the server every 3,600 seconds. The -s parameter lets you vary the period slightly. If you don't set this, all of your clients might query the server at the same time and get in each other's way.
Role
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has some capabilities [3] that sar does not have. A collection of supporting tools [4] can also help collectl gather and post-process data.
Collectl is easy to install if Perl is already installed
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16 into offset hole 22, your new furniture might never live up to your expectations. Additionally, integrating the furniture into an existing room could be a challenge. Forgetting that the new surround
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.33
164.69
0.75
rand_mat_stat
3.37
39.34
11.64
54.54
22.07
8.12
rand_mat_mul
1.00
1.18
0.70
1.65
8
