Hi, One of my server got below messages and restart. I think it is a memory problem. I try to understand is this physically problem or insufficient memory? Regards, Oct 10 07:06:59 erpdb kernel: Swap cache: add 58162, delete 58008, find 23885/27181, race 0+0 Oct 10 07:06:59 erpdb kernel: 0 bounce buffer pages Oct 10 07:06:59 erpdb kernel: Free swap: 32766196kB Oct 10 07:06:59 erpdb kernel: 8650752 pages of RAM Oct 10 07:06:59 erpdb kernel: 7602176 pages of HIGHMEM Oct 10 07:06:59 erpdb kernel: 332197 reserved pages Oct 10 07:06:59 erpdb kernel: 21261599 pages shared Oct 10 07:06:59 erpdb kernel: 154 pages swap cached Oct 10 07:06:59 erpdb kernel: Out of Memory: Killed process 23557 (oracle). Oct 10 07:06:59 erpdb kernel: oom-killer: gfp_mask=0xd0 Oct 10 07:06:59 erpdb kernel: Mem-info: Oct 10 07:06:59 erpdb kernel: DMA per-cpu: Oct 10 07:06:59 erpdb kernel: cpu 0 hot: low 2, high 6, batch 1 Oct 10 07:06:59 erpdb kernel: cpu 0 cold: low 0, high 2, batch 1 Oct 10 07:06:59 erpdb kernel: cpu 1 hot: low 2, high 6, batch 1 Oct 10 07:06:59 erpdb kernel: cpu 1 cold: low 0, high 2, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 2 hot: low 2, high 6, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 2 cold: low 0, high 2, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 3 hot: low 2, high 6, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 3 cold: low 0, high 2, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 4 hot: low 2, high 6, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 4 cold: low 0, high 2, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 5 hot: low 2, high 6, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 5 cold: low 0, high 2, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 6 hot: low 2, high 6, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 6 cold: low 0, high 2, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 7 hot: low 2, high 6, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 7 cold: low 0, high 2, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 8 hot: low 2, high 6, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 8 cold: low 0, high 2, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 9 hot: low 2, high 6, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 9 cold: low 0, high 2, batch 1 Oct 10 07:07:00 erpdb kernel: cpu 10 hot: low 2, high 6, batch 1 Oct 10 07:07:01 erpdb kernel: cpu 10 cold: low 0, high 2, batch 1 Oct 10 07:07:01 erpdb kernel: cpu 11 hot: low 2, high 6, batch 1 Oct 10 07:07:01 erpdb kernel: cpu 11 cold: low 0, high 2, batch 1 Oct 10 07:07:01 erpdb kernel: cpu 12 hot: low 2, high 6, batch 1 Oct 10 07:07:01 erpdb kernel: cpu 12 cold: low 0, high 2, batch 1 Oct 10 07:07:01 erpdb kernel: cpu 13 hot: low 2, high 6, batch 1 Oct 10 07:07:01 erpdb kernel: cpu 13 cold: low 0, high 2, batch 1 Oct 10 07:07:01 erpdb kernel: cpu 14 hot: low 2, high 6, batch 1 Oct 10 07:07:01 erpdb kernel: cpu 14 cold: low 0, high 2, batch 1 Oct 10 07:07:01 erpdb kernel: cpu 15 hot: low 2, high 6, batch 1 Oct 10 07:07:01 erpdb kernel: cpu 15 cold: low 0, high 2, batch 1 Oct 10 07:07:01 erpdb kernel: Normal per-cpu: Oct 10 07:07:01 erpdb kernel: cpu 0 hot: low 32, high 96, batch 16 Oct 10 07:07:01 erpdb kernel: cpu 0 cold: low 0, high 32, batch 16 Oct 10 07:07:01 erpdb kernel: cpu 1 hot: low 32, high 96, batch 16 Oct 10 07:07:01 erpdb kernel: cpu 1 cold: low 0, high 32, batch 16 Oct 10 07:07:01 erpdb kernel: cpu 2 hot: low 32, high 96, batch 16 Oct 10 07:07:01 erpdb kernel: cpu 2 cold: low 0, high 32, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 3 hot: low 32, high 96, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 3 cold: low 0, high 32, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 4 hot: low 32, high 96, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 4 cold: low 0, high 32, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 5 hot: low 32, high 96, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 5 cold: low 0, high 32, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 6 hot: low 32, high 96, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 6 cold: low 0, high 32, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 7 hot: low 32, high 96, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 7 cold: low 0, high 32, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 8 hot: low 32, high 96, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 8 cold: low 0, high 32, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 9 hot: low 32, high 96, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 9 cold: low 0, high 32, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 10 hot: low 32, high 96, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 10 cold: low 0, high 32, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 11 hot: low 32, high 96, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 11 cold: low 0, high 32, batch 16 Oct 10 07:07:02 erpdb kernel: cpu 12 hot: low 32, high 96, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 12 cold: low 0, high 32, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 13 hot: low 32, high 96, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 13 cold: low 0, high 32, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 14 hot: low 32, high 96, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 14 cold: low 0, high 32, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 15 hot: low 32, high 96, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 15 cold: low 0, high 32, batch 16 Oct 10 07:07:03 erpdb kernel: HighMem per-cpu: Oct 10 07:07:03 erpdb kernel: cpu 0 hot: low 32, high 96, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 0 cold: low 0, high 32, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 1 hot: low 32, high 96, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 1 cold: low 0, high 32, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 2 hot: low 32, high 96, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 2 cold: low 0, high 32, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 3 hot: low 32, high 96, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 3 cold: low 0, high 32, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 4 hot: low 32, high 96, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 4 cold: low 0, high 32, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 5 hot: low 32, high 96, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 5 cold: low 0, high 32, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 6 hot: low 32, high 96, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 6 cold: low 0, high 32, batch 16 Oct 10 07:07:03 erpdb kernel: cpu 7 hot: low 32, high 96, batch 16 Oct 10 07:07:04 erpdb kernel: cpu 7 cold: low 0, high 32, batch 16 Oct 10 07:07:04 erpdb kernel: cpu 8 hot: low 32, high 96, batch 16 Oct 10 07:07:04 erpdb kernel: cpu 8 cold: low 0, high 32, batch 16 Oct 10 07:07:04 erpdb kernel: cpu 9 hot: low 32, high 96, batch 16 Oct 10 07:07:04 erpdb kernel: cpu 9 cold: low 0, high 32, batch 16 Oct 10 07:07:04 erpdb kernel: cpu 10 hot: low 32, high 96, batch 16 Oct 10 07:07:04 erpdb kernel: cpu 10 cold: low 0, high 32, batch 16 Oct 10 07:07:04 erpdb kernel: cpu 11 hot: low 32, high 96, batch 16 Oct 10 07:07:04 erpdb kernel: cpu 11 cold: low 0, high 32, batch 16 Oct 10 07:07:04 erpdb kernel: cpu 12 hot: low 32, high 96, batch 16 Oct 10 07:07:04 erpdb kernel: cpu 12 cold: low 0, high 32, batch 16 Oct 10 07:07:04 erpdb kernel: cpu 13 hot: low 32, high 96, batch 16 Oct 10 07:07:04 erpdb kernel: cpu 13 cold: low 0, high 32, batch 16 Oct 10 07:07:04 erpdb kernel: cpu 14 hot: low 32, high 96, batch 16 Oct 10 07:07:04 erpdb kernel: cpu 14 cold: low 0, high 32, batch 16 Oct 10 09:20:29 erpdb syslogd 1.4.1: restart. Oct 10 09:20:29 erpdb syslog: syslogd startup succeeded Oct 10 09:20:29 erpdb kernel: klogd 1.4.1, log source = /proc/kmsg started. Oct 10 09:20:29 erpdb syslog: klogd startup succeeded Oct 10 09:20:29 erpdb kernel: Linux version 2.6.9-55.ELhugemem (brewbuilder@xxxxxxxxxxxxxxxxxxxxxxxxxxxx) (gcc version 3.4.6 20060404 (Red Hat 3.4.6-3)) #1 SMP Fri Apr 20 17:20:11 EDT 2007 Oct 10 09:20:29 erpdb kernel: BIOS-provided physical RAM map: Oct 10 09:20:29 erpdb kernel: BIOS-e820: 0000000000000000 - 000000000009bc00 (usable) Oct 10 09:20:29 erpdb kernel: BIOS-e820: 000000000009bc00 - 00000000000a0000 (reserved) Oct 10 09:20:29 erpdb kernel: BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved) Oct 10 09:20:29 erpdb kernel: BIOS-e820: 0000000000100000 - 00000000bff4b380 (usable) Bu e-mail'in tum icerigi gonderenin kisisel tasarrufu ile olusturulmus ve gonderilmistir. Oyak Teknoloji Bilisim ve Kart Hizmetleri A.S. bu e-mail icerigi hakkinda sorumluluk kabul etmez. 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