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SubjectRe: drastically low perform. - quad, 4G ram, 2.4.20

ok, so here's my comparison tests per Martin's earlier post. (if anyone
has suggestions on comparison tests i SHOULD be doing or things i should
be checking, let me know).


mem=3072M BOOT

* hdparm -t /dev/sda

/dev/sda:
Timing buffered disk reads: 64 MB in 3.78 seconds = 16.93 MB/sec


* hdparm -t /dev/sdb

/dev/sdb:
Timing buffered disk reads: 64 MB in 2.75 seconds = 23.27 MB/sec


* /proc/mtrr
reg00: base=0x00000000 ( 0MB), size=4096MB: write-back, count=1
reg01: base=0xfc000000 (4032MB), size= 64MB: uncachable, count=1


* /proc/meminfo

total: used: free: shared: buffers: cached:
Mem: 3179790336 102227968 3077562368 0 5505024 26247168
Swap: 5239492608 0 5239492608
MemTotal: 3105264 kB
MemFree: 3005432 kB
MemShared: 0 kB
Buffers: 5376 kB
Cached: 25632 kB
SwapCached: 0 kB
Active: 14044 kB
Inactive: 36664 kB
HighTotal: 2228224 kB
HighFree: 2180260 kB
LowTotal: 877040 kB
LowFree: 825172 kB
SwapTotal: 5116692 kB
SwapFree: 5116692 kB


* 'vmstat 5' (30-second sample) during db-4.1.25 compile:


procs memory swap io system
cpu
r b w swpd free buff cache si so bi bo in cs us
sy id
1 0 0 0 2990252 6212 34432 0 0 50 81 153 239 13
2 84
1 0 0 0 2988896 6260 34672 0 0 37 68 148 265 22
4 74
1 0 0 0 2986508 6292 34832 0 0 18 70 144 67 24
1 75
1 0 0 0 2987552 6328 34980 0 0 25 65 149 168 23
2 75
1 0 0 0 2986692 6360 35080 0 0 10 67 147 112 23
2 76
1 0 0 0 2988172 6392 35168 0 0 10 65 149 164 24
2 75


* boot log (sda is megaraid OS array, sdb is promise terabyte array)

20: 00000000fc1f0000 - 00000000fc1ff000 (ACPI data)
BIOS-e820: 00000000fc1ff000 - 00000000fc200000 (ACPI NVS)
BIOS-e820: 00000000fec00000 - 00000000fec01000 (reserved)
BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved)
BIOS-e820: 00000000fff80000 - 0000000100000000 (reserved)
user-defined physical RAM map:
user: 0000000000000000 - 000000000009fc00 (usable)
user: 000000000009fc00 - 00000000000a0000 (reserved)
user: 00000000000e0000 - 0000000000100000 (reserved)
user: 0000000000100000 - 00000000c0000000 (usable)
2176MB HIGHMEM available.
896MB LOWMEM available.
found SMP MP-table at 000fb4d0
hm, page 000fb000 reserved twice.
hm, page 000fc000 reserved twice.
hm, page 000f5000 reserved twice.
hm, page 000f6000 reserved twice.
On node 0 totalpages: 786432
zone(0): 4096 pages.
zone(1): 225280 pages.
zone(2): 557056 pages.
Intel MultiProcessor Specification v1.1
Virtual Wire compatibility mode.
OEM ID: AMI Product ID: CNB20HE APIC at: 0xFEE00000
Processor #0 Pentium(tm) Pro APIC version 17
Processor #1 Pentium(tm) Pro APIC version 17
Processor #2 Pentium(tm) Pro APIC version 17
Processor #3 Pentium(tm) Pro APIC version 17
I/O APIC #4 Version 17 at 0xFEC00000.
I/O APIC #5 Version 17 at 0xFEC01000.
Processors: 4
Kernel command line: ro root=/dev/sda2 scsihosts=megaraid:aic7xxx
mem=3072M
Initializing CPU#0
Detected 701.611 MHz processor.
Console: colour VGA+ 80x25
Calibrating delay loop... 1399.19 BogoMIPS
Memory: 3105160k/3145728k available (1915k kernel code, 40180k reserved,
619k da
ta, 104k init, 2228224k highmem)
Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes)
Inode cache hash table entries: 262144 (order: 9, 2097152 bytes)
Mount-cache hash table entries: 65536 (order: 7, 524288 bytes)
Buffer-cache hash table entries: 262144 (order: 8, 1048576 bytes)
Page-cache hash table entries: 524288 (order: 9, 2097152 bytes)
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 1024K
Intel machine check architecture supported.
Intel machine check reporting enabled on CPU#0.
CPU: After generic, caps: 0383fbff 00000000 00000000 00000000
CPU: Common caps: 0383fbff 00000000 00000000 00000000
Enabling fast FPU save and restore... done.
Enabling unmasked SIMD FPU exception support... done.
Checking 'hlt' instruction... OK.
POSIX conformance testing by UNIFIX
mtrr: v1.40 (20010327) Richard Gooch (rgooch@atnf.csiro.au)
mtrr: detected mtrr type: Intel
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 1024K
Intel machine check reporting enabled on CPU#0.
CPU: After generic, caps: 0383fbff 00000000 00000000 00000000
CPU: Common caps: 0383fbff 00000000 00000000 00000000
CPU0: Intel Pentium III (Cascades) stepping 01
per-CPU timeslice cutoff: 2927.55 usecs.
enabled ExtINT on CPU#0
ESR value before enabling vector: 00000004
ESR value after enabling vector: 00000000
Booting processor 1/1 eip 2000
Initializing CPU#1
masked ExtINT on CPU#1
ESR value before enabling vector: 00000000
ESR value after enabling vector: 00000000
Calibrating delay loop... 1402.47 BogoMIPS
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 1024K
Intel machine check reporting enabled on CPU#1.
CPU: After generic, caps: 0383fbff 00000000 00000000 00000000
CPU: Common caps: 0383fbff 00000000 00000000 00000000
CPU1: Intel Pentium III (Cascades) stepping 01
Booting processor 2/2 eip 2000
Initializing CPU#2
masked ExtINT on CPU#2
ESR value before enabling vector: 00000000
ESR value after enabling vector: 00000000
Calibrating delay loop... 1402.47 BogoMIPS
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 1024K
Intel machine check reporting enabled on CPU#2.
CPU: After generic, caps: 0383fbff 00000000 00000000 00000000
CPU: Common caps: 0383fbff 00000000 00000000 00000000
CPU2: Intel Pentium III (Cascades) stepping 01
Booting processor 3/3 eip 2000
Initializing CPU#3
masked ExtINT on CPU#3
ESR value before enabling vector: 00000000
ESR value after enabling vector: 00000000
Calibrating delay loop... 1402.47 BogoMIPS
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 1024K
Intel machine check reporting enabled on CPU#3.
CPU: After generic, caps: 0383fbff 00000000 00000000 00000000
CPU: Common caps: 0383fbff 00000000 00000000 00000000
CPU3: Intel Pentium III (Cascades) stepping 01
Total of 4 processors activated (5606.60 BogoMIPS).
ENABLING IO-APIC IRQs
Setting 4 in the phys_id_present_map
...changing IO-APIC physical APIC ID to 4 ... ok.
Setting 5 in the phys_id_present_map
...changing IO-APIC physical APIC ID to 5 ... ok.
init IO_APIC IRQs
IO-APIC (apicid-pin) 4-0, 4-5, 4-9, 4-11, 5-2, 5-3, 5-5, 5-6, 5-7, 5-8,
5-9, 5-
11, 5-12, 5-13, 5-14 not connected.
..TIMER: vector=0x31 pin1=2 pin2=0
..MP-BIOS bug: 8254 timer not connected to IO-APIC
...trying to set up timer (IRQ0) through the 8259A ...
..... (found pin 0) ...works.
number of MP IRQ sources: 18.
number of IO-APIC #4 registers: 16.
number of IO-APIC #5 registers: 16.
testing the IO APIC.......................

IO APIC #4......
.... register #00: 04000000
....... : physical APIC id: 04
.... register #01: 000F0011
....... : max redirection entries: 000F
....... : PRQ implemented: 0
....... : IO APIC version: 0011
.... register #02: 00000000
....... : arbitration: 00
.... IRQ redirection table:
NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect:
00 00F 0F 0 0 0 0 0 1 1 31
01 00F 0F 0 0 0 0 0 1 1 39
02 000 00 1 0 0 0 0 0 0 00
03 00F 0F 0 0 0 0 0 1 1 41
04 00F 0F 0 0 0 0 0 1 1 49
05 000 00 1 0 0 0 0 0 0 00
06 00F 0F 0 0 0 0 0 1 1 51
07 00F 0F 0 0 0 0 0 1 1 59
08 00F 0F 0 0 0 0 0 1 1 61
09 000 00 1 0 0 0 0 0 0 00
0a 00F 0F 1 1 0 1 0 1 1 69
0b 000 00 1 0 0 0 0 0 0 00
0c 00F 0F 0 0 0 0 0 1 1 71
0d 00F 0F 0 0 0 0 0 1 1 79
0e 00F 0F 0 0 0 0 0 1 1 81
0f 00F 0F 0 0 0 0 0 1 1 89

IO APIC #5......
.... register #00: 05000000
....... : physical APIC id: 05
.... register #01: 000F0011
....... : max redirection entries: 000F
....... : PRQ implemented: 0
....... : IO APIC version: 0011
.... register #02: 01000000
....... : arbitration: 01
.... IRQ redirection table:
NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect:
00 00F 0F 1 1 0 1 0 1 1 91
01 00F 0F 1 1 0 1 0 1 1 99
02 000 00 1 0 0 0 0 0 0 00
03 000 00 1 0 0 0 0 0 0 00
04 00F 0F 1 1 0 1 0 1 1 A1
05 000 00 1 0 0 0 0 0 0 00
06 000 00 1 0 0 0 0 0 0 00
07 000 00 1 0 0 0 0 0 0 00
08 000 00 1 0 0 0 0 0 0 00
09 000 00 1 0 0 0 0 0 0 00
0a 00F 0F 1 1 0 1 0 1 1 A9
0b 000 00 1 0 0 0 0 0 0 00
0c 000 00 1 0 0 0 0 0 0 00
0d 000 00 1 0 0 0 0 0 0 00
0e 000 00 1 0 0 0 0 0 0 00
0f 00F 0F 1 1 0 1 0 1 1 B1
IRQ to pin mappings:
IRQ0 -> 0:0
IRQ1 -> 0:1
IRQ3 -> 0:3
IRQ4 -> 0:4
IRQ6 -> 0:6
IRQ7 -> 0:7
IRQ8 -> 0:8
IRQ10 -> 0:10
IRQ12 -> 0:12
IRQ13 -> 0:13
IRQ14 -> 0:14
IRQ15 -> 0:15
IRQ16 -> 1:0
IRQ17 -> 1:1
IRQ20 -> 1:4
IRQ26 -> 1:10
IRQ31 -> 1:15
.................................... done.
Using local APIC timer interrupts.
calibrating APIC timer ...
..... CPU clock speed is 701.5937 MHz.
..... host bus clock speed is 100.2272 MHz.
cpu: 0, clocks: 1002272, slice: 200454
CPU0<T0:1002272,T1:801808,D:10,S:200454,C:1002272>
cpu: 1, clocks: 1002272, slice: 200454
cpu: 3, clocks: 1002272, slice: 200454
cpu: 2, clocks: 1002272, slice: 200454
CPU2<T0:1002272,T1:400896,D:14,S:200454,C:1002272>
CPU3<T0:1002272,T1:200448,D:8,S:200454,C:1002272>
CPU1<T0:1002272,T1:601360,D:4,S:200454,C:1002272>
checking TSC synchronization across CPUs: passed.
Waiting on wait_init_idle (map = 0xe)
All processors have done init_idle
PCI: PCI BIOS revision 2.10 entry at 0xfdbb1, last bus=3
PCI: Using configuration type 1
PCI: Probing PCI hardware
PCI: Discovered peer bus 01
PCI->APIC IRQ transform: (B0,I1,P0) -> 26
PCI->APIC IRQ transform: (B0,I3,P0) -> 31
PCI->APIC IRQ transform: (B0,I15,P0) -> 10
PCI->APIC IRQ transform: (B1,I3,P0) -> 20
PCI->APIC IRQ transform: (B1,I5,P0) -> 16
PCI->APIC IRQ transform: (B1,I5,P1) -> 17
Linux NET4.0 for Linux 2.4
Based upon Swansea University Computer Society NET3.039
Initializing RT netlink socket
IA-32 Microcode Update Driver: v1.11 <tigran@veritas.com>
Starting kswapd
allocated 32 pages and 32 bhs reserved for the highmem bounces
Journalled Block Device driver loaded
Installing knfsd (copyright (C) 1996 okir@monad.swb.de).
Detected PS/2 Mouse Port.
pty: 256 Unix98 ptys configured
Serial driver version 5.05c (2001-07-08) with MANY_PORTS SHARE_IRQ
SERIAL_PCI en
abled
ttyS00 at 0x03f8 (irq = 4) is a 16550A
ttyS01 at 0x02f8 (irq = 3) is a 16550A
Real Time Clock Driver v1.10e
Uniform Multi-Platform E-IDE driver Revision: 6.31
ide: Assuming 33MHz system bus speed for PIO modes; override with
idebus=xx
ServerWorks OSB4: IDE controller on PCI bus 00 dev 79
ServerWorks OSB4: chipset revision 0
ServerWorks OSB4: not 100% native mode: will probe irqs later
ide0: BM-DMA at 0xffa0-0xffa7, BIOS settings: hda:pio, hdb:pio
ide1: BM-DMA at 0xffa8-0xffaf, BIOS settings: hdc:DMA, hdd:pio
hdc: MATSHITA CR-176, ATAPI CD/DVD-ROM drive
ide1 at 0x170-0x177,0x376 on irq 15
hdc: ATAPI 24X CD-ROM drive, 128kB Cache, UDMA(33)
Uniform CD-ROM driver Revision: 3.12
Floppy drive(s): fd0 is 1.44M
FDC 0 is a National Semiconductor PC87306
loop: loaded (max 8 devices)
eepro100.c:v1.09j-t 9/29/99 Donald Becker
http://www.scyld.com/network/eepro100.
html
eepro100.c: $Revision: 1.36 $ 2000/11/17 Modified by Andrey V. Savochkin
<saw@sa
w.sw.com.sg> and others
eth0: Intel Corp. 82557/8/9 [Ethernet Pro 100], 00:30:48:10:88:6D, IRQ 31.
Receiver lock-up bug exists -- enabling work-around.
Board assembly 000000-000, Physical connectors present: RJ45
Primary interface chip i82555 PHY #1.
General self-test: passed.
Serial sub-system self-test: passed.
Internal registers self-test: passed.
ROM checksum self-test: passed (0x04f4518b).
Receiver lock-up workaround activated.
SCSI subsystem driver Revision: 1.00
scsi: host order: megaraid:aic7xxx
scsi1 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.8
<Adaptec aic7899 Ultra160 SCSI adapter>
aic7899: Ultra160 Wide Channel A, SCSI Id=7, 32/253 SCBs

scsi2 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.8
<Adaptec aic7899 Ultra160 SCSI adapter>
aic7899: Ultra160 Wide Channel B, SCSI Id=7, 32/253 SCBs

blk: queue f796fe18, I/O limit 524287Mb (mask 0x7fffffffff)
Vendor: Promise Model: 8 Disk RAID5 Rev: 1.10
Type: Direct-Access ANSI SCSI revision: 03
blk: queue f7965018, I/O limit 524287Mb (mask 0x7fffffffff)
(scsi2:A:1): 160.000MB/s transfers (80.000MHz DT, offset 62, 16bit)
scsi2:A:1:0: Tagged Queuing enabled. Depth 253
megaraid: v1.18 (Release Date: Thu Oct 11 15:02:53 EDT 2001)
megaraid: found 0x8086:0x1960:idx 0:bus 1:slot 3:func 1
scsi0 : Found a MegaRAID controller at 0xf8813000, IRQ: 20
megaraid: [GH6E:1.48] detected 1 logical drives
megaraid: channel[1] is raid.
scsi0 : LSI Logic MegaRAID GH6E 254 commands 16 targs 4 chans 7 luns
scsi0: scanning channel 0 for devices.
Vendor: SUPER Model: GEM354 REV001 Rev: 1.04
Type: Processor ANSI SCSI revision: 02
blk: queue f795e218, I/O limit 4095Mb (mask 0xffffffff)
scsi0: scanning virtual channel 1 for logical drives.
Vendor: MegaRAID Model: LD0 RAID5 05006R Rev: GH6E
Type: Direct-Access ANSI SCSI revision: 02
blk: queue f774de18, I/O limit 4095Mb (mask 0xffffffff)
scsi0: scanning virtual channel 2 for logical drives.
scsi0: scanning virtual channel 3 for logical drives.
scsi0: scanning virtual channel 4 for logical drives.
Attached scsi disk sda at scsi0, channel 1, id 0, lun 0
Attached scsi disk sdb at scsi2, channel 0, id 1, lun 0
SCSI device sda: 215052288 512-byte hdwr sectors (110107 MB)
Partition check:
sda: sda1 sda2 sda3 < sda5 sda6 sda7 sda8 sda9 sda10 sda11 sda12 > sda4
SCSI device sdb: 1626952320 512-byte hdwr sectors (-266511 MB)
sdb: sdb1 sdb2 sdb3
Attached scsi generic sg0 at scsi0, channel 0, id 6, lun 0, type 3
NET4: Linux TCP/IP 1.0 for NET4.0
IP Protocols: ICMP, UDP, TCP, IGMP
IP: routing cache hash table of 32768 buckets, 256Kbytes
TCP: Hash tables configured (established 262144 bind 65536)
NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
kjournald starting. Commit interval 5 seconds
EXT3-fs: mounted filesystem with ordered data mode.
VFS: Mounted root (ext3 filesystem) readonly.
Freeing unused kernel memory: 104k freed
EXT3-fs warning: maximal mount count reached, running e2fsck is
recommended
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,2), internal journal
Adding Swap: 5116692k swap-space (priority -1)
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,1), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,5), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3-fs warning: maximal mount count reached, running e2fsck is
recommended
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,6), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,7), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,8), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,9), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,10), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,11), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,17), internal journal
EXT3-fs: mounted filesystem with writeback data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,18), internal journal
EXT3-fs: mounted filesystem with writeback data mode.
kjournald starting. Commit interval 5 seconds
EXT3-fs warning: maximal mount count reached, running e2fsck is
recommended
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,19), internal journal
EXT3-fs: mounted filesystem with writeback data mode.
(scsi2:A:1:0): Locking max tag count at 32



mem=4096M BOOT

* hdparm -t /dev/sda

/dev/sda:
Timing buffered disk reads: 64 MB in 3.89 seconds = 16.45 MB/sec


* hdparm -t /dev/sdb

/dev/sdb:
Timing buffered disk reads: 64 MB in 2.73 seconds = 23.44 MB/sec


* /proc/mtrr
reg00: base=0x00000000 ( 0MB), size=4096MB: write-back, count=1
reg01: base=0xfc000000 (4032MB), size= 64MB: uncachable, count=1


* /proc/meminfo

total: used: free: shared: buffers: cached:
Mem: 4176605184 178626560 3997978624 0 7938048 43974656
Swap: 5239492608 0 5239492608
MemTotal: 4078716 kB
MemFree: 3904276 kB
MemShared: 0 kB
Buffers: 7752 kB
Cached: 42944 kB
SwapCached: 0 kB
Active: 22828 kB
Inactive: 51788 kB
HighTotal: 3213248 kB
HighFree: 3152660 kB
LowTotal: 865468 kB
LowFree: 751616 kB
SwapTotal: 5116692 kB
SwapFree: 5116692 kB


* 'vmstat 5' (30-second sample) during db-4.1.25 compile:

procs memory swap io system
cpu
r b w swpd free buff cache si so bi bo in cs us
sy id
1 0 1 0 3908076 7552 42768 0 0 200 19 43 20 17
1 82
1 0 0 0 3904880 7588 42900 0 0 28 47 148 66 26
1 73
1 0 0 0 3908496 7616 42900 0 0 0 50 136 18 27
0 73
1 0 0 0 3908276 7624 42900 0 0 0 4 139 7 27
0 73
1 0 0 0 3908056 7632 42900 0 0 0 4 150 7 27
0 73
1 0 0 0 3907852 7640 42904 0 0 0 4 160 9 27
0 73

* boot log (sda is megaraid OS array, sdb is promise terabyte array)

: 00000000000e0000 - 0000000000100000 (reserved)
BIOS-e820: 0000000000100000 - 00000000fc1f0000 (usable)
BIOS-e820: 00000000fc1f0000 - 00000000fc1ff000 (ACPI data)
BIOS-e820: 00000000fc1ff000 - 00000000fc200000 (ACPI NVS)
BIOS-e820: 00000000fec00000 - 00000000fec01000 (reserved)
BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved)
BIOS-e820: 00000000fff80000 - 0000000100000000 (reserved)
user-defined physical RAM map:
user: 0000000000000000 - 000000000009fc00 (usable)
user: 000000000009fc00 - 00000000000a0000 (reserved)
user: 00000000000e0000 - 0000000000100000 (reserved)
user: 0000000000100000 - 00000000fc1f0000 (usable)
user: 00000000fc1f0000 - 00000000fc1ff000 (ACPI data)
user: 00000000fc1ff000 - 00000000fc200000 (ACPI NVS)
user: 00000000fec00000 - 00000000fec01000 (reserved)
user: 00000000fee00000 - 00000000fee01000 (reserved)
user: 00000000fff80000 - 0000000100000000 (reserved)
3137MB HIGHMEM available.
896MB LOWMEM available.
found SMP MP-table at 000fb4d0
hm, page 000fb000 reserved twice.
hm, page 000fc000 reserved twice.
hm, page 000f5000 reserved twice.
hm, page 000f6000 reserved twice.
On node 0 totalpages: 1032688
zone(0): 4096 pages.
zone(1): 225280 pages.
zone(2): 803312 pages.
Intel MultiProcessor Specification v1.1
Virtual Wire compatibility mode.
OEM ID: AMI Product ID: CNB20HE APIC at: 0xFEE00000
Processor #0 Pentium(tm) Pro APIC version 17
Processor #1 Pentium(tm) Pro APIC version 17
Processor #2 Pentium(tm) Pro APIC version 17
Processor #3 Pentium(tm) Pro APIC version 17
I/O APIC #4 Version 17 at 0xFEC00000.
I/O APIC #5 Version 17 at 0xFEC01000.
Processors: 4
Kernel command line: ro root=/dev/sda2 scsihosts=megaraid:aic7xxx
mem=4096M
Initializing CPU#0
Detected 701.617 MHz processor.
Console: colour VGA+ 80x25
Calibrating delay loop... 1399.19 BogoMIPS
Memory: 4078612k/4130752k available (1915k kernel code, 51752k reserved,
619k da
ta, 104k init, 3213248k highmem)
Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes)
Inode cache hash table entries: 262144 (order: 9, 2097152 bytes)
Mount-cache hash table entries: 65536 (order: 7, 524288 bytes)
Buffer-cache hash table entries: 262144 (order: 8, 1048576 bytes)
Page-cache hash table entries: 524288 (order: 9, 2097152 bytes)
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 1024K
Intel machine check architecture supported.
Intel machine check reporting enabled on CPU#0.
CPU: After generic, caps: 0383fbff 00000000 00000000 00000000
CPU: Common caps: 0383fbff 00000000 00000000 00000000
Enabling fast FPU save and restore... done.
Enabling unmasked SIMD FPU exception support... done.
Checking 'hlt' instruction... OK.
POSIX conformance testing by UNIFIX
mtrr: v1.40 (20010327) Richard Gooch (rgooch@atnf.csiro.au)
mtrr: detected mtrr type: Intel
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 1024K
Intel machine check reporting enabled on CPU#0.
CPU: After generic, caps: 0383fbff 00000000 00000000 00000000
CPU: Common caps: 0383fbff 00000000 00000000 00000000
CPU0: Intel Pentium III (Cascades) stepping 01
per-CPU timeslice cutoff: 2927.55 usecs.
enabled ExtINT on CPU#0
ESR value before enabling vector: 00000004
ESR value after enabling vector: 00000000
Booting processor 1/1 eip 2000
Initializing CPU#1
masked ExtINT on CPU#1
ESR value before enabling vector: 00000000
ESR value after enabling vector: 00000000
Calibrating delay loop... 1402.47 BogoMIPS
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 1024K
Intel machine check reporting enabled on CPU#1.
CPU: After generic, caps: 0383fbff 00000000 00000000 00000000
CPU: Common caps: 0383fbff 00000000 00000000 00000000
CPU1: Intel Pentium III (Cascades) stepping 01
Booting processor 2/2 eip 2000
Initializing CPU#2
masked ExtINT on CPU#2
ESR value before enabling vector: 00000000
ESR value after enabling vector: 00000000
Calibrating delay loop... 1402.47 BogoMIPS
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 1024K
Intel machine check reporting enabled on CPU#2.
CPU: After generic, caps: 0383fbff 00000000 00000000 00000000
CPU: Common caps: 0383fbff 00000000 00000000 00000000
CPU2: Intel Pentium III (Cascades) stepping 01
Booting processor 3/3 eip 2000
Initializing CPU#3
masked ExtINT on CPU#3
ESR value before enabling vector: 00000000
ESR value after enabling vector: 00000000
Calibrating delay loop... 1402.47 BogoMIPS
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 1024K
Intel machine check reporting enabled on CPU#3.
CPU: After generic, caps: 0383fbff 00000000 00000000 00000000
CPU: Common caps: 0383fbff 00000000 00000000 00000000
CPU3: Intel Pentium III (Cascades) stepping 01
Total of 4 processors activated (5606.60 BogoMIPS).
ENABLING IO-APIC IRQs
Setting 4 in the phys_id_present_map
...changing IO-APIC physical APIC ID to 4 ... ok.
Setting 5 in the phys_id_present_map
...changing IO-APIC physical APIC ID to 5 ... ok.
init IO_APIC IRQs
IO-APIC (apicid-pin) 4-0, 4-5, 4-9, 4-11, 5-2, 5-3, 5-5, 5-6, 5-7, 5-8,
5-9, 5-
11, 5-12, 5-13, 5-14 not connected.
..TIMER: vector=0x31 pin1=2 pin2=0
..MP-BIOS bug: 8254 timer not connected to IO-APIC
...trying to set up timer (IRQ0) through the 8259A ...
..... (found pin 0) ...works.
number of MP IRQ sources: 18.
number of IO-APIC #4 registers: 16.
number of IO-APIC #5 registers: 16.
testing the IO APIC.......................

IO APIC #4......
.... register #00: 04000000
....... : physical APIC id: 04
.... register #01: 000F0011
....... : max redirection entries: 000F
....... : PRQ implemented: 0
....... : IO APIC version: 0011
.... register #02: 00000000
....... : arbitration: 00
.... IRQ redirection table:
NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect:
00 00F 0F 0 0 0 0 0 1 1 31
01 00F 0F 0 0 0 0 0 1 1 39
02 000 00 1 0 0 0 0 0 0 00
03 00F 0F 0 0 0 0 0 1 1 41
04 00F 0F 0 0 0 0 0 1 1 49
05 000 00 1 0 0 0 0 0 0 00
06 00F 0F 0 0 0 0 0 1 1 51
07 00F 0F 0 0 0 0 0 1 1 59
08 00F 0F 0 0 0 0 0 1 1 61
09 000 00 1 0 0 0 0 0 0 00
0a 00F 0F 1 1 0 1 0 1 1 69
0b 000 00 1 0 0 0 0 0 0 00
0c 00F 0F 0 0 0 0 0 1 1 71
0d 00F 0F 0 0 0 0 0 1 1 79
0e 00F 0F 0 0 0 0 0 1 1 81
0f 00F 0F 0 0 0 0 0 1 1 89

IO APIC #5......
.... register #00: 05000000
....... : physical APIC id: 05
.... register #01: 000F0011
....... : max redirection entries: 000F
....... : PRQ implemented: 0
....... : IO APIC version: 0011
.... register #02: 01000000
....... : arbitration: 01
.... IRQ redirection table:
NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect:
00 00F 0F 1 1 0 1 0 1 1 91
01 00F 0F 1 1 0 1 0 1 1 99
02 000 00 1 0 0 0 0 0 0 00
03 000 00 1 0 0 0 0 0 0 00
04 00F 0F 1 1 0 1 0 1 1 A1
05 000 00 1 0 0 0 0 0 0 00
06 000 00 1 0 0 0 0 0 0 00
07 000 00 1 0 0 0 0 0 0 00
08 000 00 1 0 0 0 0 0 0 00
09 000 00 1 0 0 0 0 0 0 00
0a 00F 0F 1 1 0 1 0 1 1 A9
0b 000 00 1 0 0 0 0 0 0 00
0c 000 00 1 0 0 0 0 0 0 00
0d 000 00 1 0 0 0 0 0 0 00
0e 000 00 1 0 0 0 0 0 0 00
0f 00F 0F 1 1 0 1 0 1 1 B1
IRQ to pin mappings:
IRQ0 -> 0:0
IRQ1 -> 0:1
IRQ3 -> 0:3
IRQ4 -> 0:4
IRQ6 -> 0:6
IRQ7 -> 0:7
IRQ8 -> 0:8
IRQ10 -> 0:10
IRQ12 -> 0:12
IRQ13 -> 0:13
IRQ14 -> 0:14
IRQ15 -> 0:15
IRQ16 -> 1:0
IRQ17 -> 1:1
IRQ20 -> 1:4
IRQ26 -> 1:10
IRQ31 -> 1:15
.................................... done.
Using local APIC timer interrupts.
calibrating APIC timer ...
..... CPU clock speed is 701.6028 MHz.
..... host bus clock speed is 100.2289 MHz.
cpu: 0, clocks: 1002289, slice: 200457
CPU0<T0:1002288,T1:801824,D:7,S:200457,C:1002289>
cpu: 2, clocks: 1002289, slice: 200457
cpu: 3, clocks: 1002289, slice: 200457
cpu: 1, clocks: 1002289, slice: 200457
CPU1<T0:1002288,T1:601360,D:14,S:200457,C:1002289>
CPU3<T0:1002288,T1:200448,D:12,S:200457,C:1002289>
CPU2<T0:1002288,T1:400912,D:5,S:200457,C:1002289>
checking TSC synchronization across CPUs: passed.
Waiting on wait_init_idle (map = 0xe)
All processors have done init_idle
PCI: PCI BIOS revision 2.10 entry at 0xfdbb1, last bus=3
PCI: Using configuration type 1
PCI: Probing PCI hardware
PCI: Discovered peer bus 01
PCI->APIC IRQ transform: (B0,I1,P0) -> 26
PCI->APIC IRQ transform: (B0,I3,P0) -> 31
PCI->APIC IRQ transform: (B0,I15,P0) -> 10
PCI->APIC IRQ transform: (B1,I3,P0) -> 20
PCI->APIC IRQ transform: (B1,I5,P0) -> 16
PCI->APIC IRQ transform: (B1,I5,P1) -> 17
Linux NET4.0 for Linux 2.4
Based upon Swansea University Computer Society NET3.039
Initializing RT netlink socket
IA-32 Microcode Update Driver: v1.11 <tigran@veritas.com>
Starting kswapd
allocated 32 pages and 32 bhs reserved for the highmem bounces
Journalled Block Device driver loaded
Installing knfsd (copyright (C) 1996 okir@monad.swb.de).
Detected PS/2 Mouse Port.
pty: 256 Unix98 ptys configured
Serial driver version 5.05c (2001-07-08) with MANY_PORTS SHARE_IRQ
SERIAL_PCI en
abled
ttyS00 at 0x03f8 (irq = 4) is a 16550A
ttyS01 at 0x02f8 (irq = 3) is a 16550A
Real Time Clock Driver v1.10e
Uniform Multi-Platform E-IDE driver Revision: 6.31
ide: Assuming 33MHz system bus speed for PIO modes; override with
idebus=xx
ServerWorks OSB4: IDE controller on PCI bus 00 dev 79
ServerWorks OSB4: chipset revision 0
ServerWorks OSB4: not 100% native mode: will probe irqs later
ide0: BM-DMA at 0xffa0-0xffa7, BIOS settings: hda:pio, hdb:pio
ide1: BM-DMA at 0xffa8-0xffaf, BIOS settings: hdc:DMA, hdd:pio
hdc: MATSHITA CR-176, ATAPI CD/DVD-ROM drive
ide1 at 0x170-0x177,0x376 on irq 15
hdc: ATAPI 24X CD-ROM drive, 128kB Cache, UDMA(33)
Uniform CD-ROM driver Revision: 3.12
Floppy drive(s): fd0 is 1.44M
FDC 0 is a National Semiconductor PC87306
loop: loaded (max 8 devices)
eepro100.c:v1.09j-t 9/29/99 Donald Becker
http://www.scyld.com/network/eepro100.
html
eepro100.c: $Revision: 1.36 $ 2000/11/17 Modified by Andrey V. Savochkin
<saw@sa
w.sw.com.sg> and others
eth0: Intel Corp. 82557/8/9 [Ethernet Pro 100], 00:30:48:10:88:6D, IRQ 31.
Receiver lock-up bug exists -- enabling work-around.
Board assembly 000000-000, Physical connectors present: RJ45
Primary interface chip i82555 PHY #1.
General self-test: passed.
Serial sub-system self-test: passed.
Internal registers self-test: passed.
ROM checksum self-test: passed (0x04f4518b).
Receiver lock-up workaround activated.
SCSI subsystem driver Revision: 1.00
scsi: host order: megaraid:aic7xxx
scsi1 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.8
<Adaptec aic7899 Ultra160 SCSI adapter>
aic7899: Ultra160 Wide Channel A, SCSI Id=7, 32/253 SCBs

scsi2 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.8
<Adaptec aic7899 Ultra160 SCSI adapter>
aic7899: Ultra160 Wide Channel B, SCSI Id=7, 32/253 SCBs

blk: queue f7a58418, I/O limit 524287Mb (mask 0x7fffffffff)
Vendor: Promise Model: 8 Disk RAID5 Rev: 1.10
Type: Direct-Access ANSI SCSI revision: 03
blk: queue f7a10e18, I/O limit 524287Mb (mask 0x7fffffffff)
(scsi2:A:1): 160.000MB/s transfers (80.000MHz DT, offset 62, 16bit)
scsi2:A:1:0: Tagged Queuing enabled. Depth 253
megaraid: v1.18 (Release Date: Thu Oct 11 15:02:53 EDT 2001)
megaraid: found 0x8086:0x1960:idx 0:bus 1:slot 3:func 1
scsi0 : Found a MegaRAID controller at 0xf8813000, IRQ: 20
megaraid: [GH6E:1.48] detected 1 logical drives
megaraid: channel[1] is raid.
scsi0 : LSI Logic MegaRAID GH6E 254 commands 16 targs 4 chans 7 luns
scsi0: scanning channel 0 for devices.
Vendor: SUPER Model: GEM354 REV001 Rev: 1.04
Type: Processor ANSI SCSI revision: 02
blk: queue f75ffc18, I/O limit 4095Mb (mask 0xffffffff)
scsi0: scanning virtual channel 1 for logical drives.
Vendor: MegaRAID Model: LD0 RAID5 05006R Rev: GH6E
Type: Direct-Access ANSI SCSI revision: 02
blk: queue f75fb818, I/O limit 4095Mb (mask 0xffffffff)
scsi0: scanning virtual channel 2 for logical drives.
scsi0: scanning virtual channel 3 for logical drives.
scsi0: scanning virtual channel 4 for logical drives.
Attached scsi disk sda at scsi0, channel 1, id 0, lun 0
Attached scsi disk sdb at scsi2, channel 0, id 1, lun 0
SCSI device sda: 215052288 512-byte hdwr sectors (110107 MB)
Partition check:
sda: sda1 sda2 sda3 < sda5 sda6 sda7 sda8 sda9 sda10 sda11 sda12 > sda4
SCSI device sdb: 1626952320 512-byte hdwr sectors (-266511 MB)
sdb: sdb1 sdb2 sdb3
Attached scsi generic sg0 at scsi0, channel 0, id 6, lun 0, type 3
NET4: Linux TCP/IP 1.0 for NET4.0
IP Protocols: ICMP, UDP, TCP, IGMP
IP: routing cache hash table of 32768 buckets, 256Kbytes
TCP: Hash tables configured (established 262144 bind 65536)
NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
kjournald starting. Commit interval 5 seconds
EXT3-fs: mounted filesystem with ordered data mode.
VFS: Mounted root (ext3 filesystem) readonly.
Freeing unused kernel memory: 104k freed
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,2), internal journal
Adding Swap: 5116692k swap-space (priority -1)
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,1), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,5), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,6), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,7), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,8), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,9), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,10), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,11), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,17), internal journal
EXT3-fs: mounted filesystem with writeback data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,18), internal journal
EXT3-fs: mounted filesystem with writeback data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.19, 19 August 2002 on sd(8,19), internal journal
EXT3-fs: mounted filesystem with writeback data mode.


--Tony


On Tue, 11 Mar 2003, Mailing Lists wrote:

>
> Have a RH 7.3 system , supermicro mobo (SUPER S2QE6 (MBD-S2QE6-U)) with
> quad P3 xeon 700s and 4G ram. Under 2.4.20,
> system performance is dractically low. However, telling the kernel to only
> use 3G of memory (mem= on the boot line) causes system to behave at a
> normal performance level for the platform.
> As a reference, a compile of the db-4.1.25 package under the normal 4G of
> ram, took 1hr50m. Under 3G of ram, 4m28s
> System used to run suse 7 with 2.4.4 with 4G without problems
>
> 2.4.20 kernel config
>
> CONFIG_X86=y
> CONFIG_UID16=y
> CONFIG_MODULES=y
> CONFIG_MODVERSIONS=y
> CONFIG_KMOD=y
> CONFIG_MPENTIUMIII=y
> CONFIG_X86_WP_WORKS_OK=y
> CONFIG_X86_INVLPG=y
> CONFIG_X86_CMPXCHG=y
> CONFIG_X86_XADD=y
> CONFIG_X86_BSWAP=y
> CONFIG_X86_POPAD_OK=y
> CONFIG_RWSEM_XCHGADD_ALGORITHM=y
> CONFIG_X86_L1_CACHE_SHIFT=5
> CONFIG_X86_HAS_TSC=y
> CONFIG_X86_GOOD_APIC=y
> CONFIG_X86_PGE=y
> CONFIG_X86_USE_PPRO_CHECKSUM=y
> CONFIG_X86_F00F_WORKS_OK=y
> CONFIG_X86_MCE=y
> CONFIG_MICROCODE=y
> CONFIG_X86_MSR=y
> CONFIG_X86_CPUID=y
> CONFIG_HIGHMEM4G=y
> CONFIG_HIGHMEM=y
> CONFIG_HIGHIO=y
> CONFIG_MTRR=y
> CONFIG_SMP=y
> CONFIG_X86_TSC=y
> CONFIG_HAVE_DEC_LOCK=y
> CONFIG_NET=y
> CONFIG_X86_IO_APIC=y
> CONFIG_X86_LOCAL_APIC=y
> CONFIG_PCI=y
> CONFIG_PCI_GOANY=y
> CONFIG_PCI_BIOS=y
> CONFIG_PCI_DIRECT=y
> CONFIG_ISA=y
> CONFIG_PCI_NAMES=y
> CONFIG_HOTPLUG=y
> CONFIG_SYSVIPC=y
> CONFIG_BSD_PROCESS_ACCT=y
> CONFIG_SYSCTL=y
> CONFIG_KCORE_ELF=y
> CONFIG_BINFMT_AOUT=y
> CONFIG_BINFMT_ELF=y
> CONFIG_BINFMT_MISC=y
> CONFIG_BLK_DEV_FD=y
> CONFIG_BLK_DEV_LOOP=y
> CONFIG_BLK_DEV_NBD=y
> CONFIG_BLK_STATS=y
> CONFIG_PACKET=y
> CONFIG_PACKET_MMAP=y
> CONFIG_UNIX=y
> CONFIG_INET=y
> CONFIG_IP_MULTICAST=y
> CONFIG_IDE=y
> CONFIG_BLK_DEV_IDE=y
> CONFIG_BLK_DEV_IDEDISK=y
> CONFIG_IDEDISK_MULTI_MODE=y
> CONFIG_BLK_DEV_IDECD=y
> CONFIG_BLK_DEV_IDEPCI=y
> CONFIG_IDEPCI_SHARE_IRQ=y
> CONFIG_BLK_DEV_IDEDMA_PCI=y
> CONFIG_IDEDMA_PCI_AUTO=y
> CONFIG_BLK_DEV_IDEDMA=y
> CONFIG_BLK_DEV_ADMA=y
> CONFIG_BLK_DEV_SVWKS=y
> CONFIG_IDEDMA_AUTO=y
> CONFIG_BLK_DEV_IDE_MODES=y
> CONFIG_SCSI=y
> CONFIG_BLK_DEV_SD=y
> CONFIG_SD_EXTRA_DEVS=40
> CONFIG_CHR_DEV_ST=y
> CONFIG_CHR_DEV_OSST=y
> CONFIG_BLK_DEV_SR=y
> CONFIG_SR_EXTRA_DEVS=2
> CONFIG_CHR_DEV_SG=y
> CONFIG_SCSI_DEBUG_QUEUES=y
> CONFIG_SCSI_MULTI_LUN=y
> CONFIG_SCSI_CONSTANTS=y
> CONFIG_SCSI_AIC7XXX=y
> CONFIG_AIC7XXX_CMDS_PER_DEVICE=253
> CONFIG_AIC7XXX_RESET_DELAY_MS=15000
> CONFIG_SCSI_MEGARAID=y
> CONFIG_NETDEVICES=y
> CONFIG_DUMMY=m
> CONFIG_NET_ETHERNET=y
> CONFIG_NET_PCI=y
> CONFIG_EEPRO100=y
> CONFIG_VT=y
> CONFIG_VT_CONSOLE=y
> CONFIG_SERIAL=y
> CONFIG_UNIX98_PTYS=y
> CONFIG_UNIX98_PTY_COUNT=256
> CONFIG_MOUSE=y
> CONFIG_PSMOUSE=y
> CONFIG_RTC=y
> CONFIG_AUTOFS4_FS=y
> CONFIG_REISERFS_FS=y
> CONFIG_REISERFS_PROC_INFO=y
> CONFIG_EXT3_FS=y
> CONFIG_JBD=y
> CONFIG_FAT_FS=y
> CONFIG_MSDOS_FS=y
> CONFIG_VFAT_FS=y
> CONFIG_TMPFS=y
> CONFIG_RAMFS=y
> CONFIG_ISO9660_FS=y
> CONFIG_JOLIET=y
> CONFIG_ZISOFS=y
> CONFIG_PROC_FS=y
> CONFIG_DEVPTS_FS=y
> CONFIG_EXT2_FS=y
> CONFIG_NFS_FS=y
> CONFIG_NFS_V3=y
> CONFIG_NFSD=y
> CONFIG_NFSD_V3=y
> CONFIG_SUNRPC=y
> CONFIG_LOCKD=y
> CONFIG_LOCKD_V4=y
> CONFIG_ZISOFS_FS=y
> CONFIG_MSDOS_PARTITION=y
> CONFIG_NLS=y
> CONFIG_NLS_DEFAULT="iso8859-1"
> CONFIG_VGA_CONSOLE=y
> CONFIG_DEBUG_KERNEL=y
> CONFIG_MAGIC_SYSRQ=y
> CONFIG_ZLIB_INFLATE=y
>
>
> Thanx,
>
> --Tony
>
>
>

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