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- Newsgroups: comp.unix.aix
- Path: sparky!uunet!walter!porthos!iscp.bellcore.com!jona
- From: jona@iscp.bellcore.com (Jon Alperin)
- Subject: Re: AIX malloc and fault tolerance
- Organization: Bellcore
- Distribution: usa
- Date: Tue, 8 Sep 92 12:15:33 GMT
- Message-ID: <1992Sep8.121533.23554@porthos.cc.bellcore.com>
- References: <1992Sep3.135156.9166@medtron.medtronic.com> <1992Sep4.044125.861@portal.hq.videocart.com> <1992Sep04.192428.34016@watson.ibm.com>
- Sender: netnews@porthos.cc.bellcore.com (USENET System Software)
- Lines: 38
-
- Umm.......not quite the truth...
-
- In article <1992Sep04.192428.34016@watson.ibm.com>, fuzzy@obelix.ncs.mainz.ibm.com (Thomas Braunbeck/131000) writes:
-
- |> Only processe that do not have a signal handler for the SIGDANGER signal
- |> will get the SIGKILL.
- |> {...}
- |> From General Concepts and Procedures, GC23-2202-02, page17-2:
- |> Fri Sep 4 21:09:06 MEZ 1992 Copyright (c) 1991 IBM Corporation Page 1
- |>
- |> {...} Processes can
- |> keep from getting ended when the paging space kill level is reached by
- |> defining a signal handler for the SIGDANGER signal and by releasing
- ^^^^^^^^^
- |> memory and paging space resources allocated in their data and stack
- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
- |> areas and in shared memory segments, using the disclaim subroutine.
- |> --
- |>
- |> Best regards, Thomas Braunbeck
-
-
- As can be seen by the entire post, trapping for SIGDANGER in and of itself does
- nothing. If you trap for, and receive a SIGDANGER, you must free page space
- immediately, or you will receive a SIGKILL shortly thereafter.
-
- jon
-
-
- --
- Jon Alperin
- Bell Communications Research
-
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- * All opinions and stupid questions are my own *
-