<s>
OpenHPI	B-Language
is	O
an	O
open-source	B-Application
software	I-Application
system	O
providing	O
an	O
abstracted	O
interface	O
to	O
managing	O
computer	B-Architecture
hardware	I-Architecture
,	O
typically	O
for	O
chassis	O
and	O
rack	B-Application
based	I-Application
servers	B-Application
.	O
</s>
<s>
It	O
is	O
production	O
ready	O
implementation	O
of	O
the	O
Hardware	B-Application
Platform	I-Application
Interface	I-Application
specification	O
from	O
Service	O
Availability	O
Forum	O
,	O
complimenting	O
existing	O
hardware	B-Architecture
management	O
standards	O
.	O
</s>
<s>
Founded	O
in	O
2003	O
,	O
OpenHPI	B-Language
is	O
maintained	O
by	O
the	O
OpenHPI	B-Language
Project	O
.	O
</s>
<s>
OpenHPI	B-Language
provides	O
resource	O
modeling	O
,	O
sensor	O
management	O
,	O
control	O
,	O
watchdog	O
,	O
inventory	O
data	O
associated	O
with	O
resources	O
,	O
abstracted	O
system	O
event	O
log	O
,	O
hardware	B-Architecture
events/alarms	O
,	O
and	O
a	O
managed	O
hot-swap	O
interface	O
.	O
</s>
<s>
The	O
OpenHPI	B-Language
project	O
was	O
conceived	O
by	O
Carrier	B-Application
Grade	I-Application
Linux	I-Application
hardware	B-Architecture
experts	O
,	O
and	O
announced	O
on	O
the	O
Linux	B-Application
kernel	I-Application
mailing	I-Application
list	I-Application
on	O
19	O
March	O
2003	O
,	O
by	O
Andrea	O
Brugger	O
.	O
</s>
<s>
OpenHPI	B-Language
was	O
described	O
as	O
"	O
a	O
universal	O
interface	O
for	O
creating	O
resource	O
system	O
models	O
,	O
such	O
as	O
chassis	O
and	O
rack-based	O
servers	B-Application
,	O
but	O
extendable	O
for	O
other	O
domains	O
such	O
as	O
clustering	O
,	O
virtualization	O
,	O
and	O
simulation	O
"	O
.	O
</s>
<s>
It	O
had	O
modular	O
hardware	B-Architecture
support	O
implemented	O
using	O
a	O
plugin	O
architecture	O
,	O
the	O
top-level	O
OpenHPI	B-Language
implementation	O
being	O
independent	O
of	O
the	O
underlying	O
hardware	B-Architecture
.	O
</s>
<s>
The	O
following	O
features	O
are	O
supported	O
by	O
OpenHPI	B-Language
software	O
:	O
</s>
<s>
OpenHPI	B-Language
also	O
provides	O
a	O
set	O
of	O
client	O
programs	O
as	O
examples	O
for	O
typical	O
HPI	O
usage	O
,	O
for	O
testing	O
,	O
or	O
invocation	O
from	O
scripts	O
.	O
</s>
<s>
The	O
following	O
table	O
summarizes	O
the	O
main	O
OpenHPI	B-Language
releases	O
:	O
</s>
<s>
+	O
Main	O
Releases	O
history	O
Version	O
Release	O
date	O
Notes	O
30	O
June	O
2004	O
Support	O
for	O
IPMI	O
based	O
servers	B-Application
and	O
blades	O
(	O
via	O
OpenIPMI	O
or	O
IPMIDirect	O
plugins	O
)	O
,	O
IBM	O
Blade	O
Center	O
(	O
via	O
SNMP	O
Blade	O
Center	O
plugin	O
)	O
,	O
IBM	O
xSeries	O
servers	B-Application
(	O
via	O
SNMP	O
RSA	O
plugin	O
)	O
,	O
Linux	O
2.4	O
&	O
2.6	O
watchdog	O
devices	O
(	O
via	O
watchdog	O
plugin	O
)	O
,	O
Linux	O
2.6	O
systems	O
(	O
via	O
sysfs	O
plugin	O
)	O
,	O
A	O
Dummy	O
Plugin	O
designed	O
for	O
testing	O
and	O
writing	O
HPI	O
applications	O
;	O
Sample	O
commands	O
:	O
hpisensor	O
,	O
hpiinv	O
,	O
hipsel	O
,	O
hpipower/hpireset	O
.	O
</s>
<s>
Features	O
:	O
Documentation	O
;	O
HP	O
c-Class	O
,	O
OpenHPI	B-Language
Daemon	O
.	O
</s>
