12%
21.04.2015
communicate directly with OSDs to upload data to the cluster. OSDs in the background also deal independently with issues such as replication.
The second component is the monitoring server (MON), which exists
12%
04.02.2014
sources (e.g., the network components and servers involved) are analyzed with monitoring tools. See the “Browser-Specific Data Sources” box for more information
12%
24.04.2012
in the store. The hierarchy within the OSDs is flat: files with UUID-style names but no subfolders.
Monitoring servers (MONs): MONs form the interface to the RADOS store and support access to the objects
12%
04.06.2014
(Network as a Service), Heat (Orchestration), and Ceilometer (monitoring).
The OpenStack dashboard. a.k.a. Horizon, does not create any data – either meta or user. The compute service Nova is a special case
12%
27.03.2012
stop examplevolume
which keeps clients from accessing the volume. Then, you can delete as follows:
gluster volume delete examplevolume
GlusterFS offers profiling and monitoring tools that help you
12%
22.10.2012
.
Placement Groups
Three different maps exist within a RADOS cluster: the MONmap, which is a list of all monitoring servers; the OSDmap, in which all physical Object Storage Devices (OSDs) are found
12%
16.01.2013
and known bug.
$ qstat
$ cat pi.o1
...Got 2 processors.
3.14192133333
You can monitor the status of all instances in a web browser via the EC2 Management Console. When you are done, make sure to exit
12%
10.12.2012
zones on other DNS servers on the network. A further innovation is the IP Address Management (IPAM) server, which monitors and centrally manages the DHCP and DNS services. Installation is done as a server
12%
19.02.2013
Quagga to a monitoring system via SNMP traps or to analyze the details of the Zebra protocol.
The Author
Konstantin Agouros works for n.runs AG as a consultant for network security. His main focus
12%
02.07.2014
examining local I/O (if the nodes are doing local I/O)
checking whether any nodes are swapping
spot-monitoring the compute nodes
The real list of possible tasks is extensive, but anything you want
