Messages in this thread |  | | From | Suessmilch Bernd <> | Subject | 2.4.x, mlockall() and pthreads: exceptionally huge memory demands | Date | Mon, 10 Sep 2001 15:12:56 +0200 |
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Hallo kernel-list,
I have written an application that uses mlockall() in conjunction with posix-threads. I realized that under Kernel 2.4.x (tested on 2.4.5-pre1 and 2.4.10-pre6, pentium III, no swap) each thread consumes an exceptionally huge amount of memory (about 2MB). When I omit the mlockall()-call each thread consumes only about 24KB. Running the same application under kernel 2.2.x each thread consumes about 12KB of memory (with memory locked). The attached program illustrates this behavior.
May this be a bug in the mlockall() implementation of 2.4.x and is this behavior already known (I found no hint in the archive)? Please reply with CC to my personal e-mail address (Bernd.Suessmilch@swarovski.com) since I did not subscribe to this list.
Kind regards, Bernd
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