Date: Wed, 25 Feb 1998 09:12:13 +1300 (NZDT) From: Jonathan Chen <jonc@pinnacle.co.nz> To: Snob Art Genre <benedict@echonyc.com> Cc: questions@FreeBSD.ORG Subject: Re: 2.2.5 keeps crashing . . . please advise. Message-ID: <Pine.SGI.3.96.980225090942.14076A-100000@tui.pinnacle.co.nz> In-Reply-To: <Pine.GSO.3.96.980223190539.25211B-100000@echonyc.com>
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On Mon, 23 Feb 1998, Snob Art Genre wrote:
> Hello,
> My system crashes whenever it runs out of memory. This is
> understandable, but I would much prefer that it used the swap partition
> I've provided for it instead.
There's a required VM patch for 2.2.5R (included below); you'll need
to recompile your kernel for it.
+--
| Jonathan Chen <jonc@pinnacle.co.nz> |
--+
------------------------From John Dyson--------------------------------
Anyone with any problems on 2.2.5 should probably apply the patch below
(it might be backwards -- otherwise it is correct.)
Index: sys/vm/vm_page.c
===================================================================
RCS file: /local/home/ncvs/src/sys/vm/vm_page.c,v
retrieving revision 1.69.2.3
retrieving revision 1.69.2.5
diff -C4 -r1.69.2.3 -r1.69.2.5
*** vm_page.c 1997/03/25 04:54:35 1.69.2.3
--- vm_page.c 1997/11/06 04:33:01 1.69.2.5
***************
*** 33,41 ****
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: @(#)vm_page.c 7.4 (Berkeley) 5/7/91
! * $Id: vm_page.c,v 1.69.2.3 1997/03/25 04:54:35 dyson Exp $
*/
/*
* Copyright (c) 1987, 1990 Carnegie-Mellon University.
--- 33,41 ----
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: @(#)vm_page.c 7.4 (Berkeley) 5/7/91
! * $Id: vm_page.c,v 1.69.2.5 1997/11/06 04:33:01 dyson Exp $
*/
/*
* Copyright (c) 1987, 1990 Carnegie-Mellon University.
***************
*** 576,584 ****
pq = &vm_page_queues[queue];
TAILQ_REMOVE(pq->pl, m, pageq);
--(*pq->cnt);
--(*pq->lcnt);
! if ((m->queue - m->pc) == PQ_CACHE) {
if ((cnt.v_cache_count + cnt.v_free_count) <
(cnt.v_free_reserved + cnt.v_cache_min))
pagedaemon_wakeup();
}
--- 576,584 ----
pq = &vm_page_queues[queue];
TAILQ_REMOVE(pq->pl, m, pageq);
--(*pq->cnt);
--(*pq->lcnt);
! if ((queue - m->pc) == PQ_CACHE) {
if ((cnt.v_cache_count + cnt.v_free_count) <
(cnt.v_free_reserved + cnt.v_cache_min))
pagedaemon_wakeup();
}
***************
*** 599,607 ****
int hindex;
for(j = 0; j < PQ_L1_SIZE; j++) {
for(i = (PQ_L2_SIZE/2) - (PQ_L1_SIZE - 1);
! i >= 0;
i -= PQ_L1_SIZE) {
hindex = (index + (i+j)) & PQ_L2_MASK;
m = TAILQ_FIRST(vm_page_queues[basequeue + hindex].pl);
if (m)
--- 599,607 ----
int hindex;
for(j = 0; j < PQ_L1_SIZE; j++) {
for(i = (PQ_L2_SIZE/2) - (PQ_L1_SIZE - 1);
! (i+j) >= 0;
i -= PQ_L1_SIZE) {
hindex = (index + (i+j)) & PQ_L2_MASK;
m = TAILQ_FIRST(vm_page_queues[basequeue + hindex].pl);
if (m)
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