[ILUG] Dell PERCs and Linux

Dave Rynne dave at esat.net
Fri Jun 16 12:30:28 IST 2000


Each server has 1 GB RAM so have rerun with '-s 2047' in each case. 
Yeah I could have patched it to use multiple volumes these are live 
servers and I didn't want to put that much of a load on them.

) ) Looking at the specs for ExtremeRAID's: the base 1100's have
) ) StrongARM's @ 233MHz!!! wow.... anyone have one of these to run a
) ) bonnie on? (Dave Rynne)
) 
) Yup, I can oblige. Here's a bunch of bonnies off three different servers
) with 1100's & MegaRAIDs. Each box was fully up at the time. Have included 
) details of the drives in each case and the relevant chunk from dmesg.
) 
) dopey -- DAC1164P-2-64 RAID5 (8 x 7200 rpm 36GB) reiserfs
              -------Sequential Output-------- ---Sequential Input-- --Random--
              -Per Char- --Block--- -Rewrite-- -Per Char- --Block--- --Seeks---
Machine    MB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU  /sec %CPU
       1*2047  3729 97.5  8216 92.6  7732 22.2  6381 90.8 37765 40.4 294.8  6.6

) 
) [Currently serving all ftp mirror sites on ftp.esat.net]
) 
) DAC960: ***** DAC960 RAID Driver Version 2.2.5 of 23 January 2000 *****
) DAC960: Copyright 1998-2000 by Leonard N. Zubkoff <lnz at dandelion.com>
) DAC960#0: Configuring Mylex DAC1164P PCI RAID Controller
) DAC960#0:   Firmware Version: 5.08-0-83, Channels: 2, Memory Size: 64MB
) DAC960#0:   PCI Bus: 3, Device: 8, Function: 0, I/O Address: Unassigned
) DAC960#0:   PCI Address: 0xF7FFFC00 mapped at 0xFC800C00, IRQ Channel: 22
) DAC960#0:   Controller Queue Depth: 128, Maximum Blocks per Command: 128
) DAC960#0:   Driver Queue Depth: 127, Maximum Scatter/Gather Segments: 33
) DAC960#0:   Stripe Size: 64KB, Segment Size: 8KB, BIOS Geometry: 255/63
) DAC960#0:   Physical Devices:
) DAC960#0:     0:0  Vendor: QUANTUM   Model: ATLAS IV 36 SCA   Revision: 0808
) DAC960#0:          Serial Number: 363921431017
) DAC960#0:          Disk Status: Online, 71131136 blocks
) DAC960#0:     0:1  Vendor: QUANTUM   Model: ATLAS IV 36 SCA   Revision: 0808
) DAC960#0:          Serial Number: 363913831486
) DAC960#0:          Disk Status: Online, 71131136 blocks
) DAC960#0:     0:2  Vendor: QUANTUM   Model: ATLAS IV 36 SCA   Revision: 0808
) DAC960#0:          Serial Number: 363917330470
) DAC960#0:          Disk Status: Online, 71131136 blocks
) DAC960#0:     0:3  Vendor: QUANTUM   Model: ATLAS IV 36 SCA   Revision: 0808
) DAC960#0:          Serial Number: 363921430453
) DAC960#0:          Disk Status: Online, 71131136 blocks
) DAC960#0:     0:7  Vendor: MYLEX     Model: DAC1164P          Revision: 0508
) DAC960#0:          Serial Number:   
) DAC960#0:     0:8  Vendor: QUANTUM   Model: ATLAS IV 36 SCA   Revision: 0808
) DAC960#0:          Serial Number: 363921430809
) DAC960#0:          Disk Status: Online, 71131136 blocks
) DAC960#0:     0:9  Vendor: QUANTUM   Model: ATLAS IV 36 SCA   Revision: 0808
) DAC960#0:          Serial Number: 363918880046
) DAC960#0:          Disk Status: Online, 71131136 blocks
) DAC960#0:     0:10 Vendor: QUANTUM   Model: ATLAS IV 36 SCA   Revision: 0808
) DAC960#0:          Serial Number: 363921430935
) DAC960#0:          Disk Status: Online, 71131136 blocks
) DAC960#0:     0:11 Vendor: QUANTUM   Model: ATLAS IV 36 SCA   Revision: 0808
) DAC960#0:          Serial Number: 363922932273
) DAC960#0:          Disk Status: Online, 71131136 blocks
) DAC960#0:     0:15 Vendor: Dell      Model: 8 BAY U2W CU      Revision: 0203
) DAC960#0:     1:0  Vendor: QUANTUM   Model: ATLAS IV 36 SCA   Revision: 0808
) DAC960#0:          Serial Number: 363921430685
) DAC960#0:          Disk Status: Online, 71131136 blocks
) DAC960#0:     1:1  Vendor: QUANTUM   Model: ATLAS IV 36 SCA   Revision: 0808
) DAC960#0:          Serial Number: 363922932269
) DAC960#0:          Disk Status: Online, 71131136 blocks
) DAC960#0:     1:2  Vendor: QUANTUM   Model: ATLAS IV 36 SCA   Revision: 0808
) DAC960#0:          Serial Number: 363922932316
) DAC960#0:          Disk Status: Online, 71131136 blocks
) DAC960#0:     1:3  Vendor: QUANTUM   Model: ATLAS IV 36 SCA   Revision: 0808
) DAC960#0:          Serial Number: 363921431015
) DAC960#0:          Disk Status: Online, 71131136 blocks
) DAC960#0:     1:7  Vendor: MYLEX     Model: DAC1164P          Revision: 0508
) DAC960#0:          Serial Number:   
) DAC960#0:     1:8  Vendor: QUANTUM   Model: ATLAS IV 36 SCA   Revision: 0808
) DAC960#0:          Serial Number: 363921430892
) DAC960#0:          Disk Status: Online, 71131136 blocks
) DAC960#0:     1:9  Vendor: QUANTUM   Model: ATLAS IV 36 SCA   Revision: 0808
) DAC960#0:          Serial Number: 363921431009
) DAC960#0:          Disk Status: Online, 71131136 blocks
) DAC960#0:     1:10 Vendor: QUANTUM   Model: ATLAS IV 36 SCA   Revision: 0808
) DAC960#0:          Serial Number: 363913830943
) DAC960#0:          Disk Status: Online, 71131136 blocks
) DAC960#0:     1:11 Vendor: QUANTUM   Model: ATLAS IV 36 SCA   Revision: 0808
) DAC960#0:          Serial Number: 363921430693
) DAC960#0:          Disk Status: Online, 71131136 blocks
) DAC960#0:     1:15 Vendor: Dell      Model: 8 BAY U2W CU      Revision: 0203
) DAC960#0:   Logical Drives:
) DAC960#0:     /dev/rd/c0d0: RAID-5, Online, 497917952 blocks, Write Thru
) DAC960#0:     /dev/rd/c0d1: RAID-5, Online, 497917952 blocks, Write Thru
) 
) [The second array is currently (& temporarily) serving www mirrors sites
)  on ftp.esat.net]
) 
) dopey -- megaraid RAID 5 (5 x 7200 rpm 18GB) ext2
              -------Sequential Output-------- ---Sequential Input-- --Random--
              -Per Char- --Block--- -Rewrite-- -Per Char- --Block--- --Seeks---
Machine    MB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU  /sec %CPU
       1*2047  6164 96.3 10595 16.2  5898 16.0  6381 90.6 16042 18.3 295.0  8.7

) 
) [This partition currently doing nothing..]
) 
) megaraid: v107 (December 22, 1999)
) megaraid: found 0x101e:0x9010:idx 0:bus 2:slot 10:func 0
) scsi3 : Found a MegaRAID controller at 0xe490, IRQ: 18
) megaraid: [U.81:1.63] detected 2 logical drives
) scsi3: scanning channel 2 for devices.
) scsi3: scanning virtual channel for logical drives.
)   Vendor: MegaRAID  Model: LD0 RAID5 69112R  Rev: U.81
)   Type:   Direct-Access                      ANSI SCSI revision: 02
) Detected scsi disk sdc at scsi3, channel 2, id 0, lun 0
)   Vendor: MegaRAID  Model: LD1 RAID0  8568R  Rev: U.81
)   Type:   Direct-Access                      ANSI SCSI revision: 02
) Detected scsi disk sdd at scsi3, channel 2, id 0, lun 1
) SCSI device sdc: hdwr sector= 512 bytes. Sectors= 141541376 [69112 MB] [69.1 
) GB]
) SCSI device sdd: hdwr sector= 512 bytes. Sectors= 17547264 [8568 MB] [8.6 GB]
) 
) 
) relay03 -- DAC1164P-2-64 RAID 5 (3 x 10k rpm 18GB) ext2
              -------Sequential Output-------- ---Sequential Input-- --Random--
              -Per Char- --Block--- -Rewrite-- -Per Char- --Block--- --Seeks---
Machine    MB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU  /sec %CPU
       1*2047  7888 88.8 17292 11.3  9098 18.3  7964 88.9 34133 24.9 508.7  6.2
 
) [part of the 'relay.esat.net' cluster]
) 
) DAC960: ***** DAC960 RAID Driver Version 2.2.4 of 23 August 1999 *****
) DAC960: Copyright 1998-1999 by Leonard N. Zubkoff <lnz at dandelion.com>
) DAC960#0: Configuring Mylex DAC1164P PCI RAID Controller
) DAC960#0:   Firmware Version: 5.07-0-79, Channels: 2, Memory Size: 64MB
) DAC960#0:   PCI Bus: 3, Device: 8, Function: 0, I/O Address: Unassigned
) DAC960#0:   PCI Address: 0xF7FFFC00 mapped at 0xFC812C00, IRQ Channel: 22
) DAC960#0:   Controller Queue Depth: 128, Maximum Blocks per Command: 128
) DAC960#0:   Driver Queue Depth: 127, Maximum Scatter/Gather Segments: 33
) DAC960#0:   Stripe Size: 64KB, Segment Size: 8KB, BIOS Geometry: 128/32
) DAC960#0:   SAF-TE Enclosure Management Enabled
) DAC960#0:   Physical Devices:
) DAC960#0:     0:0  Vendor: QUANTUM   Model: ATLAS 10K 18SCA   Revision: UCHD
) DAC960#0:          Serial Number: 111924441276
) DAC960#0:          Disk Status: Online, 35565568 blocks
) DAC960#0:     0:1  Vendor: QUANTUM   Model: ATLAS 10K 18SCA   Revision: UCHD
) DAC960#0:          Serial Number: 111924440372
) DAC960#0:          Disk Status: Online, 35565568 blocks
) DAC960#0:     0:2  Vendor: QUANTUM   Model: ATLAS 10K 18SCA   Revision: UCHD
) DAC960#0:          Serial Number: 111922148744
) DAC960#0:          Disk Status: Online, 35565568 blocks
) DAC960#0:     0:6  Vendor: DELL      Model: 1x6 U2W SCSI BP   Revision: 5.33
) DAC960#0:     0:7  Vendor: MYLEX     Model: DAC1164P          Revision: 0507
) DAC960#0:          Serial Number:   
) DAC960#0:     1:7  Vendor: MYLEX     Model: DAC1164P          Revision: 0507
) DAC960#0:          Serial Number:   
) DAC960#0:   Logical Drives:
) DAC960#0:     /dev/rd/c0d0: RAID-5, Online, 71131136 blocks, Write Thru
)  rd/c0d0: rd/c0d0p1 rd/c0d0p2 rd/c0d0p3 rd/c0d0p4
) 
) 
) relay01 -- megaraid RAID 5 (3 x 18GB) ext2 [disks are most likely 7200 rpm]

Load avg. shot way up so aborted.

) 
) [part of the 'relay.esat.net' cluster -- the busiest of the relay servers]
) 
) megaraid: found 0x101e:0x9010:idx 0:bus 0:slot 14:fun 0
)  scsi2: Found a MegaRAID controller at 0xdc10, IRQ: 17
) megaraid: [Uc77:1.47] detected 1 logical drives
) scsi2: scanning channel C for devices.
)   Vendor: MegaRAID  Model: LD0 RAID5 34556R  Rev: Uc77
)   Type:   Direct-Access                      ANSI SCSI revision: 02
) Detected scsi disk sda at scsi2, channel 2, id 0, lun 0
) scsi : detected 1 SCSI disk total.
) SCSI device sda: hdwr sector= 512 bytes. Sectors= 70770688 [34556 MB] [34.6 GB]
) 
) 
) Mylex controllers are Dual channel eXtremeRAID 1100's with 64MB RAM and
) a StrongARM 233 MHz. MegaRAIDs are also dual with 32MB and an i960 (25
) MHz I think).
) 
) ) 
) ) -- 
) ) Paul Jakma	paul at clubi.ie
) 
) 
) Dave
) 
) 


Dave





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