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Maybe a emu10k1 memory leak

DISCUSSION Rus V. Brushkoff 2 participants 3 messages Aug 25, 2001 – Aug 29, 2001 Sound

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Rus V. Brushkoff

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#0 lore raw
	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

#1 lore raw

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

Quoted 15 lines
	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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#2 lore raw
In reply to Rus V. Brushkoff

On Wed, 29 Aug 2001 [email protected] 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

Quoted 1 line

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

Quoted 1 line

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

Quoted 1 line

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)

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Rus