[#6551] malloc_perf case fails on 561 SMP kernel
Submitted By: Mingquan Pan
Open Date
2011-04-19 04:07:44
Priority:
Low Assignee:
steven miao
Status:
Open Fixed In Release:
N/A
Found In Release:
2011R1 Release:
Category:
N/A Board:
N/A
Processor:
ALL Silicon Revision:
Is this bug repeatable?:
Yes Resolution:
Under Debugging
Uboot version or rev.:
Toolchain version or rev.:
5013
App binary format:
N/A
Summary: malloc_perf case fails on 561 SMP kernel
Details:
malloc_perf case fails on 561 SMP kernel.
bfin> bootm
## Booting kernel from Legacy Image at 02000000 ...
Image Name: bf561-0.5-2.6.38.3-ADI-2011R1-pr
Image Type: Blackfin Linux Kernel Image (gzip compressed)
Data Size: 3822535 Bytes = 3.6 MiB
Load Address: 00001000
Entry Point: 001ad2dc
Verifying Checksum ... OK
Uncompressing Kernel Image ... OK
Starting Kernel at = 001ad2dc
Linux version 2.6.38.3-ADI-2011R1-pre-svn9857 (test@uclinux65-561-SMP) (gcc version 4.3.5 (ADI-trunk/svn-5013) ) #6 SMP Tue Apr 19 01:54:37 GMT 2011
register early platform devices
bootconsole [early_shadow0] enabled
bootconsole [early_BFuart0] enabled
early printk enabled on early_BFuart0
Board Memory: 64MB
Kernel Managed Memory: 64MB
Memory map:
fixedcode = 0x00000400-0x00000490
text = 0x00001000-0x00127508
rodata = 0x00127520-0x00180f94
bss = 0x00181000-0x00192f00
data = 0x00192f00-0x001a6000
stack = 0x001a4000-0x001a6000
init = 0x001a6000-0x00741000
available = 0x00741000-0x03f00000
DMA Zone = 0x03f00000-0x04000000
Hardware Trace Active and Enabled
Boot Mode: 0
Reset caused by Software reset
Blackfin support (C) 2004-2010 Analog Devices, Inc.
Compiled for ADSP-BF561 Rev 0.5
Blackfin Linux support by http://blackfin.uclinux.org/
Processor Speed: 600 MHz core clock and 100 MHz System Clock
NOMPU: setting up cplb tables
NOMPU: setting up cplb tables
Instruction Cache Enabled for CPU0
External memory: cacheable in instruction cache
L2 SRAM : uncacheable in instruction cache
Data Cache Enabled for CPU0
External memory: cacheable (write-through) in data cache
L2 SRAM : uncacheable in data cache
PERCPU: Embedded 7 pages/cpu @007c6000 s4384 r8192 d16096 u32768
Built 1 zonelists in Zone order, mobility grouping off. Total pages: 16002
Kernel command line: root=/dev/mtdblock0 rw ip=10.100.4.50 earlyprintk=serial,uart0,57600 console=ttyBF0,57600 ip=10.100.4.50:10.100.4.174:10.100.4.174:255.255.255.0:bf561-ezkit:eth0:off
PID hash table entries: 256 (order: -2, 1024 bytes)
Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
Memory available: 56444k/65536k RAM, (5740k init code, 1177k kernel code, 507k data, 1024k dma, 644k reserved)
Hierarchical RCU implementation.
NR_IRQS:153
Configuring Blackfin Priority Driven Interrupts
console [ttyBF0] enabled, bootconsole disabled
console [ttyBF0] enabled, bootconsole disabled
Calibrating delay loop... 1187.84 BogoMIPS (lpj=2375680)
pid_max: default: 32768 minimum: 301
Mount-cache hash table entries: 512
Booting Core B.
Brought up 2 CPUs
Instruction Cache Enabled for CPU1
External memory: cacheable in instruction cache
L2 SRAM : uncacheable in instruction cache
Data Cache Enabled for CPU1
External memory: cacheable (write-through) in data cache
L2 SRAM : uncacheable in data cache
SMP: Total of 2 processors activated (4.09 BogoMIPS).
Blackfin Scratchpad data SRAM: 4 KB
Blackfin Scratchpad data SRAM: 4 KB
Blackfin L1 Data A SRAM: 16 KB (16 KB free)
Blackfin L1 Data A SRAM: 16 KB (16 KB free)
Blackfin L1 Data B SRAM: 16 KB (16 KB free)
Blackfin L1 Data B SRAM: 16 KB (16 KB free)
Blackfin L1 Instruction SRAM: 16 KB (15 KB free)
Blackfin L1 Instruction SRAM: 16 KB (15 KB free)
Blackfin L2 SRAM: 128 KB (127 KB free)
NET: Registered protocol family 16
Blackfin DMA Controller
ezkit_init(): registering device resources
bio: create slab <bio-0> at 0
bfin-spi bfin-spi.0: Blackfin on-chip SPI Controller Driver, Version 1.0, regs_base@ffc00500, dma channel@16
Switching to clocksource bfin_cs_gptimer0
NET: Registered protocol family 2
IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
TCP established hash table entries: 2048 (order: 2, 16384 bytes)
TCP bind hash table entries: 2048 (order: 2, 16384 bytes)
TCP: Hash tables configured (established 2048 bind 2048)
TCP reno registered
UDP hash table entries: 128 (order: 0, 4096 bytes)
UDP-Lite hash table entries: 128 (order: 0, 4096 bytes)
NET: Registered protocol family 1
debug-mmrs: setting up Blackfin MMR debugfs
msgmni has been set to 110
io scheduler noop registered (default)
bfin-uart: Blackfin serial driver
bfin-uart.0: ttyBF0 at MMIO 0xffc00400 (irq = 35) is a BFIN-UART
brd: module loaded
smc91x.c: v1.1, sep 22 2004 by Nicolas Pitre <nico@fluxnic.net>
eth0: SMC91C11xFD (rev 2) at 2c010300 IRQ 82 [nowait]
eth0: Ethernet addr: 00:e0:22:fe:ba:2a
bfin-wdt: initialized: timeout=20 sec (nowayout=0)
TCP cubic registered
NET: Registered protocol family 17
eth0: link down
IP-Config: Complete:
device=eth0, addr=10.100.4.50, mask=255.255.255.0, gw=10.100.4.174,
host=bf561-ezkit, domain=, nis-domain=(none),
bootserver=10.100.4.174, rootserver=10.100.4.174, rootpath=
dma_alloc_init: dma_page @ 0x027f6000 - 256 pages at 0x03f00000
Freeing unused kernel memory: 5740k freed
eth0: link up, 100Mbps, full-duplex, lpa 0x41E1
_____________________________________
a8888b. / Welcome to the uClinux distribution \
d888888b. / _ _ \
8P"YP"Y88 / | | |_| __ __ (TM) |
8|o||o|88 _____/ | | _ ____ _ _ \ \/ / |
8' .88 \ | | | | _ \| | | | \ / |
8`._.' Y8. \ | |__ | | | | | |_| | / \ |
d/ `8b. \ \____||_|_| |_|\____|/_/\_\ |
dP . Y8b. \ For embedded processors including |
d8:' " `::88b \ the Analog Devices Blackfin /
d8" 'Y88b \___________________________________/
:8P ' :888
8a. : _a88P For further information, check out:
._/"Yaa_: .| 88P| - http://blackfin.uclinux.org/
\ YP" `| 8P `. - http://docs.blackfin.uclinux.org/
/ \.___.d| .' - http://www.uclinux.org/
`--..__)8888P`._.' jgs/a:f - http://www.analog.com/blackfin
Have a lot of fun...
BusyBox v1.18.4 (2011-04-18 18:07:07 GMT) hush - the humble shell
root:/> version
kernel: Linux release 2.6.38.3-ADI-2011R1-pre-svn9857, build #6 SMP Tue Apr 19 01:54:37 GMT 2011
toolchain: bfin-uclinux-gcc release gcc version 4.3.5 (ADI-trunk/svn-5013)
user-dist: release svn-10140, build #17 Tue Apr 19 01:52:36 GMT 2011
root:/> successful boot attempt
************** STEP 3: Start testing.
uname -a
Linux blackfin 2.6.38.3-ADI-2011R1-pre-svn9857 #6 SMP Tue Apr 19 01:54:37 GMT 2011 blackfin GNU/Linux
root:/> dmesg|grep MPU
NOMPU: setting up cplb tables
NOMPU: setting up cplb tables
root:/> malloc-perf 200
00004k : 0x02950004 000003 000004 000048
00008k : 0x027ca004 000003 000004 000041
00012k : 0x020b8004 000003 000005 000187
00016k : 0x02960004 000004 000004 000054
00020k : 0x02968004 000004 000004 000048
00024k : 0x02970004 000004 000004 000049
00028k : 0x02978004 000004 000004 000059
00032k : 0x02a80004 000039 000040 000067
00036k : 0x02a80004 000045 000049 000220
00040k : 0x02a80004 000045 000054 000779
00044k : 0x02a80004 000045 000050 000237
00048k : 0x02a80004 000046 000049 000219
00052k : 0x02a80004 000045 000048 000198
00056k : 0x02a80004 000045 000050 000223
00060k : 0x02a80004 000045 000050 000236
00064k : 0x02a80004 000045 000048 000217
00068k : 0x02a80004 000058 000063 000215
00072k : 0x02a80004 000058 000074 001142
00076k : 0x02a80004 000058 000062 000239
00080k : 0x02a80004 000059 000065 000372
00084k : 0x02a80004 000058 000065 000254
00088k : 0x02a80004 000058 000063 000227
00092k : 0x02a80004 000058 000061 000090
00096k : 0x02a80004 000057 000069 001166
00100k : 0x02a80004 000057 000061 000234
00104k : 0x02a80004 000058 000065 000258
00108k : 0x02a80004 000058 000062 000235
00112k : 0x02a80004 000059 000063 000232
00116k : 0x02a80004 000058 000062 000235
00120k : 0x02a80004 000058 000063 000232
00124k : 0x02a80004 000058 000061 000090
00128k : 0x02a80004 000058 000061 000086
00256k : 0x02a80004 000084 000094 000269
00384k : 0x02a80004 000138 000162 001221
00512k : 0x02a80004 000138 000151 000323
00640k : 0x02b00004 000249 000270 000437
00768k : 0x02b00004 000249 000270 000431
00896k : 0x02b00004 000249 000273 000435
01024k : 0x02b00004 000249 000277 000512
TEST FAIL
root:/> malloc-perf 200
00004k : 0x027be004 000003 000004 000047
00008k : 0x027ca004 000003 000004 000042
00012k : 0x02948004 000003 000005 000175
00016k : 0x020b8004 000003 000004 000051
00020k : 0x02960004 000004 000004 000049
00024k : 0x02968004 000004 000005 000077
00028k : 0x02970004 000004 000004 000061
00032k : 0x02978004 000037 000038 000063
00036k : 0x02a80004 000045 000048 000195
00040k : 0x02a80004 000045 000048 000204
....root:/> malloc-perf 200
00004k : 0x02919004 000003 000004 000048
00008k : 0x02906004 000003 000004 000040
00012k : 0x02948004 000003 000004 000043
00016k : 0x02910004 000003 000004 000051
00020k : 0x02960004 000003 000004 000050
00024k : 0x02968004 000004 000010 000737
00028k : 0x02970004 000004 000004 000062
00032k : 0x02978004 000037 000039 000191
00036k : 0x02a80004 000045 000048 000215
00040k : 0x02a80004 000045 000048 000201
00044k : 0x02a80004 000045 000052 000232
00048k : 0x02a80004 000045 000049 000187
00052k : 0x02a80004 000045 000049 000215
00056k : 0x02a80004 000045 000048 000200
00060k : 0x02a80004 000045 000050 000224
00064k : 0x02a80004 000045 000053 000251
00068k : 0x02a80004 000058 000063 000240
00072k : 0x02a80004 000058 000062 000261
00076k : 0x02a80004 000058 000062 000220
00080k : 0x02a80004 000058 000064 000240
00084k : 0x02a80004 000058 000064 000237
00088k : 0x02a80004 000058 000063 000243
00092k : 0x02a80004 000058 000065 000272
00096k : 0x02a80004 000058 000063 000243
00100k : 0x02a80004 000058 000062 000233
00104k : 0x02a80004 000058 000062 000229
00108k : 0x02a80004 000058 000063 000233
00112k : 0x02a80004 000058 000063 000244
00116k : 0x02a80004 000058 000065 000263
00120k : 0x02a80004 000058 000062 000231
00124k : 0x02a80004 000058 000061 000087
00128k : 0x02a80004 000058 000063 000235
00256k : 0x02a80004 000085 000092 000257
00384k : 0x02a80004 000138 000149 000326
00512k : 0x02a80004 000138 000160 001314
00640k : 0x02b00004 000250 000272 000448
00768k : 0x02b00004 000250 000275 000448
00896k : 0x02b00004 000250 000272 000435
01024k : 0x02b00004 000250 000271 000433
TEST FAIL
root:/> malloc-perf fails for 10 times
Last passed time: 2010_Sep_29_02_32, ucdist ver: 9833, kernel ver: 9171
Case 1 ...FAIL
Case 1 ...FAIL
Follow-ups
--- steven miao 2011-07-01 01:11:12
I did some regression tests, it seems that the performance of early revison is
worse than recent revision.
Linux version 2.6.34.7-ADI-2010R1-pre-ga2effc0 (steven@lab-desktop) (gcc
version 4.3.5 (ADI-2010R1-RC4) ) #16 SMP Fri Jul 1 11:48:00 CST 2011
register early platform devices
bootconsole [early_shadow0] enabled
bootconsole [early_BFuart0] enabled
early printk enabled on early_BFuart0
Limiting kernel memory to 56MB due to anomaly 05000263
Board Memory: 64MB
Kernel Managed Memory: 64MB
root:/> malloc-perf 200
00004k : 0x029db004 000003 000004 000073
00008k : 0x02a1e004 000003 000006 000137
00012k : 0x02a28004 000003 000004 000130
00016k : 0x02a2c004 000003 000004 000150
00020k : 0x02a38004 000003 000007 000279
00024k : 0x02a40004 000003 000011 000716
00028k : 0x02a48004 000003 000006 000241
00032k : 0x02a50004 000152 000179 001100
00036k : 0x02a50004 000194 000223 000965
00040k : 0x02a50004 000233 000266 001343
00044k : 0x02a50004 000274 000304 001378
00048k : 0x02a50004 000311 000335 000460
00052k : 0x02a50004 000346 000379 001451
00056k : 0x02a50004 000383 000415 001477
00060k : 0x02a50004 000424 000465 001549
00064k : 0x02a50004 000464 000487 000918
00068k : 0x02a60004 000497 000528 001668
00072k : 0x02a60004 000522 000547 000634
00076k : 0x02a60004 000549 000576 001713
00080k : 0x02a60004 000575 000610 001679
00084k : 0x02a60004 000602 000638 001665
00088k : 0x02a60004 000628 000659 000874
00092k : 0x02a60004 000654 000694 001762
00096k : 0x02a60004 000680 000720 001781
00100k : 0x02a60004 000706 000749 001774
00104k : 0x02a60004 000732 000770 001798
00108k : 0x02a60004 000758 000793 000867
00112k : 0x02a60004 000785 000829 001855
00116k : 0x02a60004 000811 000856 001904
00120k : 0x02a60004 000837 000886 001934
00124k : 0x02a60004 000863 000912 001935
00128k : 0x02a60004 000889 000943 002055
00256k : 0x02b00004 001745 001830 002896
00384k : 0x02b00004 002612 002735 003847
00512k : 0x02b00004 003526 003607 004617
00640k : 0x02b00004 004493 004534 004992
00768k : 0x02b00004 005330 005390 005555
00896k : 0x02b00004 006166 006268 007283
01024k : 0x02b00004 007065 007142 008203
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