b949b62cac
address space with the default settings. Restrict the GC heap size to 75% of the address space, if a limit is set. Bump revision.
36 lines
886 B
C
36 lines
886 B
C
$NetBSD: patch-libgc_misc.c,v 1.1 2015/06/18 19:00:26 joerg Exp $
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--- libgc/misc.c.orig 2011-11-15 17:22:41.000000000 +0000
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+++ libgc/misc.c
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@@ -14,10 +14,10 @@
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*/
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/* Boehm, July 31, 1995 5:02 pm PDT */
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-
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#include <stdio.h>
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#include <limits.h>
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#ifndef _WIN32_WCE
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+#include <sys/resource.h>
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#include <signal.h>
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#endif
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@@ -755,6 +755,19 @@ void GC_init_inner()
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initial_heap_sz = divHBLKSZ(initial_heap_sz);
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}
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}
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+#ifdef RLIMIT_AS
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+ {
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+ /*
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+ * If there is a VA limit for the process,
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+ * keep the heap under 75% if that limit.
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+ */
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+ struct rlimit lim;
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+ if (!getrlimit(RLIMIT_AS, &lim)) {
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+ if (lim.rlim_cur != RLIM_INFINITY && lim.rlim_cur == (word)lim.rlim_cur)
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+ GC_set_max_heap_size(lim.rlim_cur / 2 + lim.rlim_cur / 4);
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+ }
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+ }
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+#endif
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{
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char * sz_str = GETENV("GC_MAXIMUM_HEAP_SIZE");
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if (sz_str != NULL) {
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