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[Xen-devel] x86_32 PAE ballooning is busted

To: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>

From: Jerone Young <jyoung5@xxxxxxxxxx>

Date: Tue, 23 Aug 2005 15:51:56 -0500

Delivery-date: Tue, 23 Aug 2005 20:52:27 +0000

List-id: Xen developer discussion <xen-devel.lists.xensource.com>

I have an opteron with 6gig ram running X86-32 with Xen compiled with PAE enabled. When I do the following to try to ballon down (as xm ballooning is busted) I get the following: [root@xen32p32bit ~]# echo $((512*1024*1024)) > /proc/xen/balloon [root@xen32p32bit ~]# oom-killer: gfp_mask=0xd2 DMA per-cpu: cpu 0 hot: low 62, high 186, batch 31 cpu 0 cold: low 0, high 62, batch 31 Normal per-cpu: empty HighMem per-cpu: cpu 0 hot: low 62, high 186, batch 31 cpu 0 cold: low 0, high 62, batch 31 Free pages: 22944kB (620kB HighMem) Active:327 inactive:732 dirty:0 writeback:226 unstable:0 free:5736 slab:2181 ma2DMA free:22324kB min:3452kB low:4312kB high:5176kB active:132kB inactive:112kB slowmem_reserve[]: 0 0 4721 Normal free:0kB min:0kB low:0kB high:0kB active:0kB inactive:0kB present:0kB paolowmem_reserve[]: 0 0 37771 HighMem free:620kB min:512kB low:640kB high:768kB active:1176kB inactive:2816kBolowmem_reserve[]: 0 0 0 DMA: 1*4kB 0*8kB 1*16kB 1*32kB 0*64kB 0*128kB 1*256kB 1*512kB 1*1024kB 0*2048kBBNormal: empty HighMem: 17*4kB 3*8kB 1*16kB 2*32kB 1*64kB 1*128kB 1*256kB 0*512kB 0*1024kB 0*2BSwap cache: add 3712, delete 3261, find 0/2, race 0+0 Free swap = 1037432kB Total swap = 1052248kB Out of Memory: Killed process 2393 (mDNSResponder). oom-killer: gfp_mask=0x1d2 DMA per-cpu: cpu 0 hot: low 62, high 186, batch 31 cpu 0 cold: low 0, high 62, batch 31 Normal per-cpu: empty HighMem per-cpu: cpu 0 hot: low 62, high 186, batch 31 cpu 0 cold: low 0, high 62, batch 31 Free pages: 22944kB (620kB HighMem) Active:306 inactive:282 dirty:0 writeback:0 unstable:0 free:5736 slab:2151 mapp2DMA free:22324kB min:3452kB low:4312kB high:5176kB active:132kB inactive:112kB slowmem_reserve[]: 0 0 4721 Normal free:0kB min:0kB low:0kB high:0kB active:0kB inactive:0kB present:0kB paolowmem_reserve[]: 0 0 37771 HighMem free:620kB min:512kB low:640kB high:768kB active:1092kB inactive:1016kBslowmem_reserve[]: 0 0 0 DMA: 1*4kB 0*8kB 1*16kB 1*32kB 0*64kB 0*128kB 1*256kB 1*512kB 1*1024kB 0*2048kBBNormal: empty HighMem: 23*4kB 4*8kB 1*16kB 1*32kB 1*64kB 1*128kB 1*256kB 0*512kB 0*1024kB 0*2BSwap cache: add 3752, delete 3740, find 6/16, race 0+0 Free swap = 1037432kB Total swap = 1052248kB Out of Memory: Killed process 2394 (mDNSResponder). oom-killer: gfp_mask=0x1d2 DMA per-cpu: cpu 0 hot: low 62, high 186, batch 31 cpu 0 cold: low 0, high 62, batch 31 Normal per-cpu: empty HighMem per-cpu: cpu 0 hot: low 62, high 186, batch 31 cpu 0 cold: low 0, high 62, batch 31 Free pages: 23068kB (744kB HighMem) Active:271 inactive:285 dirty:0 writeback:0 unstable:0 free:5767 slab:2149 mapp5DMA free:22324kB min:3452kB low:4312kB high:5176kB active:32kB inactive:120kB pslowmem_reserve[]: 0 0 4721 Normal free:0kB min:0kB low:0kB high:0kB active:0kB inactive:0kB present:0kB paolowmem_reserve[]: 0 0 37771 HighMem free:744kB min:512kB low:640kB high:768kB active:1052kB inactive:1020kBslowmem_reserve[]: 0 0 0 DMA: 1*4kB 0*8kB 1*16kB 1*32kB 0*64kB 0*128kB 1*256kB 1*512kB 1*1024kB 0*2048kBBNormal: empty HighMem: 44*4kB 3*8kB 2*16kB 2*32kB 1*64kB 1*128kB 1*256kB 0*512kB 0*1024kB 0*2BSwap cache: add 3792, delete 3789, find 7/18, race 0+0 Free swap = 1037856kB Total swap = 1052248kB Out of Memory: Killed process 2480 (sendmail). oom-killer: gfp_mask=0x1d2 DMA per-cpu: cpu 0 hot: low 62, high 186, batch 31 cpu 0 cold: low 0, high 62, batch 31 Normal per-cpu: empty HighMem per-cpu: cpu 0 hot: low 62, high 186, batch 31 cpu 0 cold: low 0, high 62, batch 31 Free pages: 23068kB (744kB HighMem) Active:279 inactive:285 dirty:0 writeback:0 unstable:0 free:5767 slab:2148 mapp8DMA free:22324kB min:3452kB low:4312kB high:5176kB active:32kB inactive:120kB pslowmem_reserve[]: 0 0 4721 Normal free:0kB min:0kB low:0kB high:0kB active:0kB inactive:0kB present:0kB paolowmem_reserve[]: 0 0 37771 HighMem free:744kB min:512kB low:640kB high:768kB active:1084kB inactive:1020kBslowmem_reserve[]: 0 0 0 DMA: 1*4kB 0*8kB 1*16kB 1*32kB 0*64kB 0*128kB 1*256kB 1*512kB 1*1024kB 0*2048kBBNormal: empty HighMem: 44*4kB 3*8kB 2*16kB 2*32kB 1*64kB 1*128kB 1*256kB 0*512kB 0*1024kB 0*2BSwap cache: add 3800, delete 3789, find 7/19, race 0+0 Free swap = 1038700kB Total swap = 1052248kB Out of Memory: Killed process 2528 (xfs). oom-killer: gfp_mask=0xd2 DMA per-cpu: cpu 0 hot: low 62, high 186, batch 31 cpu 0 cold: low 0, high 62, batch 31 Normal per-cpu: empty HighMem per-cpu: cpu 0 hot: low 62, high 186, batch 31 cpu 0 cold: low 0, high 62, batch 31 Free pages: 22820kB (496kB HighMem) Active:274 inactive:261 dirty:0 writeback:0 unstable:0 free:5705 slab:2148 mapp2DMA free:22324kB min:3452kB low:4312kB high:5176kB active:12kB inactive:24kB prolowmem_reserve[]: 0 0 4721 Normal free:0kB min:0kB low:0kB high:0kB active:0kB inactive:0kB present:0kB paolowmem_reserve[]: 0 0 37771 HighMem free:496kB min:512kB low:640kB high:768kB active:1084kB inactive:1020kBslowmem_reserve[]: 0 0 0 DMA: 1*4kB 0*8kB 1*16kB 1*32kB 0*64kB 0*128kB 1*256kB 1*512kB 1*1024kB 0*2048kBBNormal: empty HighMem: 0*4kB 0*8kB 1*16kB 1*32kB 1*64kB 1*128kB 1*256kB 0*512kB 0*1024kB 0*20BSwap cache: add 3808, delete 3797, find 7/21, race 0+0 Free swap = 1039448kB Total swap = 1052248kB Out of Memory: Killed process 2847 (python). -- Jerone Young IBM Linux Technology Center jyoung5@xxxxxxxxxx 512-838-1157 (T/L: 678-1157) _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel

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