Maybe a emu10k1 memory leak

Maybe a emu10k1 memory leak

[Rus V. Brushkoff]

	Hi.

 Try to insmod/rmmod emu10k1 (forever script for ex.) and whatch 'free'
report. After some time you may got '__alloc_pages: 1-order allocation
failed' kernel message.


		Rus

Re: Maybe a emu10k1 memory leak

[rui.p.m.sousa]

On Sat, 25 Aug 2001, Rus V. Brushkoff wrote:

Hi,

Can you send me the output of free before and after this test?


Thank you,
Rui Sousa

>
> 	Hi.
>
>  Try to insmod/rmmod emu10k1 (forever script for ex.) and whatch 'free'
> report. After some time you may got '__alloc_pages: 1-order allocation
> failed' kernel message.
>
>
> 		Rus
>
> -
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Re: Maybe a emu10k1 memory leak

[Rus V. Brushkoff]

On Wed, 29 Aug 2001 rui.p.m.sousa@clix.pt wrote:

: Can you send me the output of free before and after this test?
:

.......

             total       used       free     shared    buffers     cached
Mem:        255836      72340     183496          0       1724      51548
-/+ buffers/cache:      19068     236768
Swap:       168672          0     168672
[Alice]:root:~ # free

> rmmod emu10k1; insmod emu10k1

             total       used       free     shared    buffers     cached
Mem:        255836      72444     183392          0       1724      51548
-/+ buffers/cache:      19172     236664
Swap:       168672          0     168672
[Alice]:root:~ # free

> rmmod emu10k1; insmod emu10k1

             total       used       free     shared    buffers     cached
Mem:        255836      72448     183388          0       1724      51548
-/+ buffers/cache:      19176     236660
Swap:       168672          0     168672
[Alice]:root:~ # free

> rmmod emu10k1; insmod emu10k1

             total       used       free     shared    buffers     cached
Mem:        255836      72452     183384          0       1724      51548
-/+ buffers/cache:      19180     236656
Swap:       168672          0     168672
[Alice]:root:~ #

.......

As I see the leak is 4k size. Do you see the same or I have a wrong kernel ?

My setup : Soltek SL-75KAV-X MB with 1GHz Athlon, emu10k1 -

emu10k1: EMU10K1 rev 8 model 0x8027 found, IO at 0xdc00-0xdc1f, IRQ 10
ac97_codec: AC97 Audio codec, id: 0x8384:0x7609 (SigmaTel STAC9721/23)

Kernel 2.4.9 compiled with gcc-3.0.1/binutils 2.11.90.0.24. Glibc - v2.2.4

lspci output :

00:00.0 Host bridge: VIA Technologies, Inc.: Unknown device 0305 (rev 03)
00:01.0 PCI bridge: VIA Technologies, Inc.: Unknown device 8305
00:07.0 ISA bridge: VIA Technologies, Inc. VT82C686 [Apollo Super] (rev 40)
00:07.1 IDE interface: VIA Technologies, Inc. VT82C586 IDE [Apollo] (rev 06)
00:07.2 USB Controller: VIA Technologies, Inc. VT82C586B USB (rev 16)
00:07.3 USB Controller: VIA Technologies, Inc. VT82C586B USB (rev 16)
00:07.4 Bridge: VIA Technologies, Inc. VT82C686 [Apollo Super ACPI] (rev 40)
00:07.5 Multimedia audio controller: VIA Technologies, Inc. VT82C686
[Apollo Super AC97/Audio] (rev 50)
00:0a.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8139 (rev 10)
00:0c.0 Multimedia audio controller: Creative Labs SB Live! EMU10000 (rev 08)
00:0c.1 Input device controller: Creative Labs SB Live! (rev 08)
01:00.0 VGA compatible controller: nVidia Corporation GeForce 256 (rev 10)

:
:

		Rus