Please try 4.4-current where many acpi problems are probably sovled.
> Eprints is leaking some memory. I am in the process of finding the leak....
>
> Anyhow, at random interval the box freezes. I suppose that the memory is
> to fragmented and the kernel gives up, but I do not know how to debug it.
>
> With "vmstat -m | head -n16" I log the "Memory statistics by bucket size".
> The freeze happens when the 16 is higher than 1,000,000.
>
> In httpd.conf, I use "MaxClient 80" and "MaxRequestPerChild 20" to limit
> the leak. Now I am able to keep the "16" below 800,000.
>
> What I may do to help the system to deal with this problem.
> I would like to relaxe both "MaxClient" and "MaxRequestPerChild".
>
> Any help welcome.
> Jean-Girard
>
> dmesg for GENERIC with acpiverbose:
>
> OpenBSD 4.3 (ACPI) #0: Thu Oct 11 02:16:28 CEST 2007
> [EMAIL PROTECTED]:/var/code/src/sys/arch/i386/compile/ACPI
> cpu0: Intel(R) Xeon(R) CPU E3110 @ 3.00GHz ("GenuineIntel" 686-class) 3.01
> GHz
> cpu0:
> FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,SBF,SSE3,MWAIT,DS-CPL,VMX,EST,TM2,CX16,xTPR
> real mem = 3487866880 (3326MB)
> avail mem = 3383980032 (3227MB)
> mainbus0 at root
> bios0 at mainbus0: AT/286+ BIOS, date 03/05/08, BIOS32 rev. 0 @ 0xfac90,
> SMBIOS rev. 2.5 @ 0xcff9c000 (46 entries)
> bios0: vendor Dell Inc. version "1.2.1" date 03/05/2008
> bios0: Dell Inc. PowerEdge R200
> acpi0 at bios0: rev 2
> acpi0: tables DSDT FACP APIC SPCR HPET MCFG WDAT SLIC ERST HEST BERT EINJ
> SSDT SSDT SSDT
> acpi0: wakeup devices PCI0(S5)
> acpitimer0 at acpi0: 3579545 Hz, 24 bits
> acpi device at acpi0 from table DSDT not configured
> acpi device at acpi0 from table FACP not configured
> acpimadt0 at acpi0 table APIC addr 0xfee00000: PC-AT compat
> cpu0 at mainbus0: apid 0 (boot processor)
> cpu0: apic clock running at 333MHz
> cpu1 at mainbus0: apid 1 (application processor)
> cpu1: Intel(R) Xeon(R) CPU E3110 @ 3.00GHz ("GenuineIntel" 686-class) 3.01
> GHz
> cpu1:
> FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,SBF,SSE3,MWAIT,DS-CPL,VMX,EST,TM2,CX16,xTPR
> ioapic0 at mainbus0: apid 2 pa 0xfec00000, version 20, 24 pins
> ioapic0: misconfigured as apic 0, remapped to apid 2
> ioapic1 at mainbus0: apid 3 pa 0xfec10000, version 20, 24 pins
> ioapic1: misconfigured as apic 0, remapped to apid 3
> acpi device at acpi0 from table SPCR not configured
> acpihpet0 at acpi0 table HPET: 14318179 Hz
> acpi device at acpi0 from table MCFG not configured
> acpi device at acpi0 from table WDAT not configured
> acpi device at acpi0 from table SLIC not configured
> acpi device at acpi0 from table ERST not configured
> acpi device at acpi0 from table HEST not configured
> acpi device at acpi0 from table BERT not configured
> acpi device at acpi0 from table EINJ not configured
> acpi device at acpi0 from table SSDT not configured
> acpi device at acpi0 from table SSDT not configured
> acpi device at acpi0 from table SSDT not configured
> acpiprt0 at acpi0: bus 0 (PCI0)
> acpiprt1 at acpi0: bus 1 (PEX1)
> acpiprt2 at acpi0: bus 2 (SBE0)
> acpiprt3 at acpi0: bus 3 (PXHA)
> acpiprt4 at acpi0: bus 4 (SBE4)
> acpiprt5 at acpi0: bus 5 (SBE5)
> acpiprt6 at acpi0: bus 6 (COMP)
> acpicpu0 at acpi0: FVS, 3000, 2667, 2333, 2000 MHz
> acpicpu1 at acpi0: FVS, 3000, 2667, 2333, 2000 MHz
> bios0: ROM list: 0xc0000/0x9000 0xc9000/0x1000 0xca000/0x1800
> 0xcb800/0x5c00 0xec000/0x4000!
> ipmi at mainbus0 not configured
> pci0 at mainbus0 bus 0: configuration mode 1 (no bios)
> pchb0 at pci0 dev 0 function 0 vendor "Intel", unknown product 0x29f0 rev
> 0x01
> ppb0 at pci0 dev 1 function 0 vendor "Intel", unknown product 0x29f1 rev
> 0x01: apic 2 int 16 (irq 15)
> pci1 at ppb0 bus 1
> mpi0 at pci1 dev 0 function 0 "Symbios Logic SAS1068E" rev 0x08: apic 2
> int 16 (irq 15)
> scsibus0 at mpi0: 112 targets
> sd0 at scsibus0 targ 0 lun 0: <Dell, VIRTUAL DISK, 1028> SCSI3 0/direct fixed
> sd0: 75340MB, 75340 cyl, 16 head, 128 sec, 512 bytes/sec, 154296320 sec total
> ppb1 at pci0 dev 28 function 0 "Intel 82801I PCIE" rev 0x02
> pci2 at ppb1 bus 2
> ppb2 at pci2 dev 0 function 0 "Intel PCIE-PCIE" rev 0x09
> pci3 at ppb2 bus 3
> ppb3 at pci0 dev 28 function 4 "Intel 82801I PCIE" rev 0x02
> pci4 at ppb3 bus 4
> bge0 at pci4 dev 0 function 0 "Broadcom BCM5721" rev 0x21, BCM5750 C1
> (0x4201): apic 2 int 16 (irq 15), address 00:1e:c9:bb:6e:27
> brgphy0 at bge0 phy 1: BCM5750 10/100/1000baseT PHY, rev. 0
> ppb4 at pci0 dev 28 function 5 "Intel 82801I PCIE" rev 0x02
> pci5 at ppb4 bus 5
> bge1 at pci5 dev 0 function 0 "Broadcom BCM5721" rev 0x21, BCM5750 C1
> (0x4201): apic 2 int 17 (irq 14), address 00:1e:c9:bb:6e:28
> brgphy1 at bge1 phy 1: BCM5750 10/100/1000baseT PHY, rev. 0
> uhci0 at pci0 dev 29 function 0 "Intel 82801I USB" rev 0x02: apic 2 int 21
> (irq 11)
> uhci1 at pci0 dev 29 function 1 "Intel 82801I USB" rev 0x02: apic 2 int 20
> (irq 10)
> uhci2 at pci0 dev 29 function 2 "Intel 82801I USB" rev 0x02: apic 2 int 21
> (irq 11)
> ehci0 at pci0 dev 29 function 7 "Intel 82801I USB" rev 0x02: apic 2 int 21
> (irq 11)
> usb0 at ehci0: USB revision 2.0
> uhub0 at usb0 "Intel EHCI root hub" rev 2.00/1.00 addr 1
> ppb5 at pci0 dev 30 function 0 "Intel 82801BA Hub-to-PCI" rev 0x92
> pci6 at ppb5 bus 6
> vga1 at pci6 dev 5 function 0 "ATI ES1000" rev 0x02
> wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation)
> wsdisplay0: screen 1-5 added (80x25, vt100 emulation)
> ichpcib0 at pci0 dev 31 function 0 "Intel 82801IR LPC" rev 0x02: PM disabled
> pciide0 at pci0 dev 31 function 2 "Intel 82801I SATA" rev 0x02: DMA,
> channel 0 configured to native-PCI, channel 1 configured to native-PCI
> pciide0: using apic 2 int 23 (irq 6) for native-PCI interrupt
> atapiscsi0 at pciide0 channel 0 drive 1
> scsibus1 at atapiscsi0: 2 targets
> cd0 at scsibus1 targ 0 lun 0: <TSSTcorp, DVD-ROM TS-L333A, D100> SCSI0
> 5/cdrom removable
> cd0(pciide0:0:1): using PIO mode 4, Ultra-DMA mode 5
> usb1 at uhci0: USB revision 1.0
> uhub1 at usb1 "Intel UHCI root hub" rev 1.00/1.00 addr 1
> usb2 at uhci1: USB revision 1.0
> uhub2 at usb2 "Intel UHCI root hub" rev 1.00/1.00 addr 1
> usb3 at uhci2: USB revision 1.0
> uhub3 at usb3 "Intel UHCI root hub" rev 1.00/1.00 addr 1
> isa0 at ichpcib0
> isadma0 at isa0
> pckbc0 at isa0 port 0x60/5
> pckbd0 at pckbc0 (kbd slot)
> pckbc0: using irq 1 for kbd slot
> wskbd0 at pckbd0: console keyboard, using wsdisplay0
> pcppi0 at isa0 port 0x61
> midi0 at pcppi0: <PC speaker>
> spkr0 at pcppi0
> npx0 at isa0 port 0xf0/16: reported by CPUID; using exception 16
> pccom0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
> pccom0: console
> mtrr: Pentium Pro MTRR support
> uhub4 at uhub0 port 5 "Cypress Semiconductor USB2 Hub" rev 2.00/0.0b addr 2
> softraid0 at root
> root on sd0a swap on sd0b dump on sd0b
