Revision 5e360222 doc/admin.rst
b/doc/admin.rst | ||
---|---|---|
68 | 68 |
|
69 | 69 |
Depending on the role, each node will run a set of daemons: |
70 | 70 |
|
71 |
- the :command:`ganeti-noded` daemon, which control the manipulation of |
|
71 |
- the :command:`ganeti-noded` daemon, which controls the manipulation of
|
|
72 | 72 |
this node's hardware resources; it runs on all nodes which are in a |
73 | 73 |
cluster |
74 | 74 |
- the :command:`ganeti-confd` daemon (Ganeti 2.1+) which runs on all |
... | ... | |
582 | 582 |
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
583 | 583 |
|
584 | 584 |
It is important to note that for Ganeti to be able to do any disk |
585 |
operation, the Linux machines on top of which Ganeti must be consistent;
|
|
586 |
for LVM, this means that the LVM commands must not return failures; it
|
|
587 |
is common that after a complete disk failure, any LVM command aborts
|
|
588 |
with an error similar to:: |
|
585 |
operation, the Linux machines on top of which Ganeti runs must be
|
|
586 |
consistent; for LVM, this means that the LVM commands must not return
|
|
587 |
failures; it is common that after a complete disk failure, any LVM
|
|
588 |
command aborts with an error similar to::
|
|
589 | 589 |
|
590 | 590 |
$ vgs |
591 | 591 |
/dev/sdb1: read failed after 0 of 4096 at 0: Input/output error |
Also available in: Unified diff