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chris-c

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Apr 21, 2004, 2:08:27 PM4/21/04
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Hi All,
Can anyone tell me in very basic terms what this is for and if I can
disable it on my solaris 8 system.
Thanks

Bart Smaalders

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Apr 22, 2004, 1:21:46 AM4/22/04
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cconn...@lycos.com (chris-c) wrote in message news:<9607ea95.04042...@posting.google.com>...

rtfming:

$ man picld

T he Platform Information and Control Library (PICL) provides
a mechanism to publish platform-specific information for
clients to access in a platform-independent way. picld main-
tains and controls access to the PICL information from
clients and plug-in modules. The daemon is started in both
single-user and multi-user boot mode.

Upon startup, the PICL daemon loads and initializes the
plug-in modules. These modules use the
libpicltree(3PICLTREE) interface to create nodes and proper-
ties in the PICL tree to publish platform configuration
information. After the plug-in modules are initialized, the
daemon opens the PICL daemon door to service client requests
to access information in the PICL tree.
...

An environmental monitor is an example of a plug-in module
that uses a thread to monitor the temperatures and fan
speeds of the platform, then publishes the environmental
information in the PICL tree so clients can access them.

Note that some platforms rely on picld to do adaptive fan speed
contro. Killing picld will cause the fans to revert to full speed
on SB[12]000 platforms. In general, make sure you have all the patches
as picld has suffered from bugs and keep it running to avoid having
useful machine features disabled.

- Bart

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