Process alive ?
Tue Dec 17 10:49:22 CET 2002
On Tue, 17 Dec 2002, Vladimir Sekissov wrote:
>You can use
>rpc:call(Node, erlang, is_process_alive, [Pid])
>if it is on another node.
Or, if you don't have a Pid,
assuming that the process has registered a logical name
using register(LogicalName, self()).
whereis/1 returns a pid or 'undefined'.
If you're checking from a remote node:
rpc:call(Node, erlang, whereis, [LogicalName]).
You can also use erlang:monitor(process, PidOrName).
If the process is not alive, you will receive a 'DOWN'
message. This is what gen:call() does. It works also in a
Ulf Wiger, Senior Specialist,
/ / / Architecture & Design of Carrier-Class Software
/ / / Strategic Product & System Management
/ / / Ericsson Telecom AB, ATM Multiservice Networks
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