Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sat, 9 Feb 2002 15:39:41 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sat, 9 Feb 2002 15:39:35 -0500 Received: from inetgw.eproduction.ch ([212.249.19.98]:266 "EHLO inetgw.eproduction.ch") by vger.kernel.org with ESMTP id ; Sat, 9 Feb 2002 15:39:28 -0500 Message-ID: <01C9A99CE9CFD511B3BB00D0B73EBB25424DC4@exchange.intern.eproduction.ch> From: =?ISO-8859-1?Q? "R=FCegg,?= Peter H." To: linux-kernel@vger.kernel.org Subject: Re: Problem with mke2fs on huge RAID-partition Date: Sat, 9 Feb 2002 21:44:49 +0100 X-Mailer: Internet Mail Service (5.5.2653.19) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org >> Is there a limitation in the maximum size of a partition >> (well, 400 GB is not that small...), may it be a (known) >> problem of mke2fs or the particular Kernel-Version, or >> does anyone have any suggestions where else to seek? > > Well, I know for a fact that people have created such large > ext2 filesystems. > >> All RAID is done in software, using (at the moment) a >> Standard RedHat 7.2 Kernel 2.4.7. > > The first thing to do would be to update to the latest RH kernel. Hi there, thanks for all the answers (Wow! I've got eMail from Alan Cox! ;-). They basically all said the same: upgrade to a newer kernel. Well, for some strange reason I have not yet been able to compile a running kernel on that system (tried 2.4.18-pre9 and 2.4.17, Processor-Type Athlon, i686, i386; it's an Athlon XP-1600) - it always freezes a few seconds after init started. Standard RedHat-Kernels do run though, so I've upgraded to their 2.4.9-21 (Strangely, the messages captured via serial console are more or less the same...) The behaviour didn't change - the box solidly freezes as soon as mke2fs starts to write the superblocks. However, different to before the harddisks are audibly writing something for approximately 1 second now - and the resyncing of the raid1-arrays has become immensly (times 4) faster, too. I've included my raidtab [1], mke2fs command [2], and the .config [3] as well as the captured messages from the not-working-2.4.18-pre9 [3], as I fear this might be related and maybe a hardware malfunction in the end... I'm still glad for any suggestions - coworkers are way keen on their mp3-server ;-) Thanks & Greets Peter H. Ruegg Systems-/Networkadministrator eProduction AG [1] raiddev /dev/md3 raid-level 1 nr-raid-disks 2 chunk-size 64k persistent-superblock 1 nr-spare-disks 0 device /dev/hda3 raid-disk 0 device /dev/hdb3 raid-disk 1 raiddev /dev/md5 raid-level 1 nr-raid-disks 2 chunk-size 64k persistent-superblock 1 nr-spare-disks 0 device /dev/hda1 raid-disk 0 device /dev/hdb1 raid-disk 1 raiddev /dev/md6 raid-level 1 nr-raid-disks 2 chunk-size 64k persistent-superblock 1 nr-spare-disks 0 device /dev/hda9 raid-disk 0 device /dev/hdb9 raid-disk 1 raiddev /dev/md0 raid-level 1 nr-raid-disks 2 chunk-size 64k persistent-superblock 1 nr-spare-disks 0 device /dev/hda8 raid-disk 0 device /dev/hdb8 raid-disk 1 raiddev /dev/md4 raid-level 1 nr-raid-disks 2 chunk-size 64k persistent-superblock 1 nr-spare-disks 0 device /dev/hda6 raid-disk 0 device /dev/hdb6 raid-disk 1 raiddev /dev/md1 raid-level 1 nr-raid-disks 2 chunk-size 64k persistent-superblock 1 nr-spare-disks 0 device /dev/hda5 raid-disk 0 device /dev/hdb5 raid-disk 1 raiddev /dev/md2 raid-level 1 nr-raid-disks 2 chunk-size 64k persistent-superblock 1 nr-spare-disks 0 device /dev/hda7 raid-disk 0 device /dev/hdb7 raid-disk 1 raiddev /dev/md7 raid-level 5 nr-raid-disks 6 nr-spare-disks 0 persistent-superblock 1 parity-algorithm left-symmetric chunk-size 128k device /dev/hde1 raid-disk 0 device /dev/hdg1 raid-disk 1 device /dev/hdi1 raid-disk 2 device /dev/hdk1 raid-disk 3 device /dev/hdm1 raid-disk 4 device /dev/hdo1 raid-disk 5 [2] mke2fs -b 4096 -i 1048576 -m 1 -L /home/mp3 -R stride=32 -j -v /dev/md7 [3] CONFIG_X86=y CONFIG_ISA=y CONFIG_UID16=y CONFIG_EXPERIMENTAL=y CONFIG_MODULES=y CONFIG_KMOD=y CONFIG_MK7=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=6 CONFIG_X86_TSC=y CONFIG_X86_GOOD_APIC=y CONFIG_X86_USE_3DNOW=y CONFIG_X86_PGE=y CONFIG_X86_USE_PPRO_CHECKSUM=y CONFIG_NOHIGHMEM=y CONFIG_MTRR=y CONFIG_NET=y CONFIG_PCI=y CONFIG_PCI_GOANY=y CONFIG_PCI_BIOS=y CONFIG_PCI_DIRECT=y CONFIG_PCI_NAMES=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_PARPORT=m CONFIG_PARPORT_PC=m CONFIG_PARPORT_PC_CML1=m CONFIG_BLK_DEV_LOOP=m CONFIG_BLK_DEV_NBD=m CONFIG_BLK_DEV_RAM=m CONFIG_BLK_DEV_RAM_SIZE=4096 CONFIG_MD=y CONFIG_BLK_DEV_MD=y CONFIG_MD_LINEAR=m CONFIG_MD_RAID0=m CONFIG_MD_RAID1=y CONFIG_MD_RAID5=y CONFIG_MD_MULTIPATH=y CONFIG_BLK_DEV_LVM=m CONFIG_PACKET=y CONFIG_PACKET_MMAP=y CONFIG_NETFILTER=y CONFIG_FILTER=y CONFIG_UNIX=y CONFIG_INET=y CONFIG_NET_IPIP=m CONFIG_NET_IPGRE=m CONFIG_INET_ECN=y CONFIG_SYN_COOKIES=y CONFIG_IP_NF_IPTABLES=m CONFIG_IP_NF_MATCH_LIMIT=m CONFIG_IP_NF_MATCH_MAC=m CONFIG_IP_NF_MATCH_MARK=m CONFIG_IP_NF_MATCH_MULTIPORT=m CONFIG_IP_NF_MATCH_TOS=m CONFIG_IP_NF_MATCH_AH_ESP=m CONFIG_IP_NF_MATCH_LENGTH=m CONFIG_IP_NF_MATCH_TTL=m CONFIG_IP_NF_MATCH_TCPMSS=m CONFIG_IP_NF_MATCH_UNCLEAN=m CONFIG_IP_NF_MATCH_OWNER=m CONFIG_IP_NF_FILTER=m CONFIG_IP_NF_TARGET_REJECT=m CONFIG_IP_NF_MANGLE=m CONFIG_IP_NF_TARGET_TOS=m CONFIG_IP_NF_TARGET_MARK=m CONFIG_IP_NF_TARGET_LOG=m CONFIG_IP_NF_TARGET_ULOG=m CONFIG_IP_NF_TARGET_TCPMSS=m CONFIG_ATALK=m CONFIG_NET_SCHED=y CONFIG_NET_SCH_CBQ=m CONFIG_NET_SCH_CSZ=m CONFIG_NET_SCH_PRIO=m CONFIG_NET_SCH_RED=m CONFIG_NET_SCH_SFQ=m CONFIG_NET_SCH_TEQL=m CONFIG_NET_SCH_TBF=m CONFIG_NET_SCH_GRED=m CONFIG_NET_SCH_DSMARK=m CONFIG_NET_SCH_INGRESS=m CONFIG_NET_QOS=y CONFIG_NET_ESTIMATOR=y CONFIG_NET_CLS=y CONFIG_NET_CLS_TCINDEX=m CONFIG_NET_CLS_ROUTE4=m CONFIG_NET_CLS_ROUTE=y CONFIG_NET_CLS_FW=m CONFIG_NET_CLS_U32=m CONFIG_NET_CLS_RSVP=m CONFIG_NET_CLS_POLICE=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_IDESCSI=m CONFIG_BLK_DEV_IDEPCI=y CONFIG_IDEPCI_SHARE_IRQ=y CONFIG_BLK_DEV_IDEDMA_PCI=y CONFIG_BLK_DEV_ADMA=y CONFIG_IDEDMA_PCI_AUTO=y CONFIG_BLK_DEV_IDEDMA=y CONFIG_BLK_DEV_PDC202XX=y CONFIG_PDC202XX_BURST=y CONFIG_BLK_DEV_VIA82CXXX=y CONFIG_IDEDMA_AUTO=y CONFIG_BLK_DEV_IDE_MODES=y CONFIG_SCSI=y CONFIG_BLK_DEV_SD=m CONFIG_SD_EXTRA_DEVS=40 CONFIG_BLK_DEV_SR=y CONFIG_BLK_DEV_SR_VENDOR=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_NETDEVICES=y CONFIG_DUMMY=m CONFIG_BONDING=m CONFIG_EQUALIZER=m CONFIG_TUN=m CONFIG_NET_ETHERNET=y CONFIG_NET_VENDOR_3COM=y CONFIG_VORTEX=y CONFIG_NET_PCI=y CONFIG_EEPRO100=y CONFIG_PLIP=m CONFIG_PPP=m CONFIG_PPP_ASYNC=m CONFIG_PPP_SYNC_TTY=m CONFIG_PPP_DEFLATE=m CONFIG_PPP_BSDCOMP=m CONFIG_PPPOE=m CONFIG_VT=y CONFIG_VT_CONSOLE=y CONFIG_SERIAL=y CONFIG_SERIAL_CONSOLE=y CONFIG_SERIAL_EXTENDED=y CONFIG_SERIAL_SHARE_IRQ=y CONFIG_UNIX98_PTYS=y CONFIG_UNIX98_PTY_COUNT=256 CONFIG_PRINTER=m CONFIG_BUSMOUSE=m CONFIG_MOUSE=y CONFIG_PSMOUSE=y CONFIG_RTC=y CONFIG_AGP=m CONFIG_AGP_VIA=y CONFIG_DRM=y CONFIG_DRM_NEW=y CONFIG_DRM_R128=y CONFIG_VIDEO_DEV=m CONFIG_VIDEO_CQCAM=m CONFIG_QUOTA=y CONFIG_AUTOFS4_FS=y CONFIG_REISERFS_FS=y CONFIG_EXT3_FS=y CONFIG_JBD=y CONFIG_JBD_DEBUG=y CONFIG_FAT_FS=y CONFIG_MSDOS_FS=m CONFIG_UMSDOS_FS=m CONFIG_VFAT_FS=m CONFIG_TMPFS=y CONFIG_RAMFS=m CONFIG_ISO9660_FS=y CONFIG_JOLIET=y CONFIG_ZISOFS=y CONFIG_PROC_FS=y CONFIG_DEVPTS_FS=y CONFIG_EXT2_FS=y CONFIG_UDF_FS=m CONFIG_UFS_FS=m CONFIG_CODA_FS=m CONFIG_NFS_FS=m CONFIG_NFS_V3=y CONFIG_NFSD=y CONFIG_NFSD_V3=y CONFIG_SUNRPC=y CONFIG_LOCKD=y CONFIG_LOCKD_V4=y CONFIG_SMB_FS=y CONFIG_ZISOFS_FS=y CONFIG_ZLIB_FS_INFLATE=y CONFIG_MSDOS_PARTITION=y CONFIG_SMB_NLS=y CONFIG_NLS=y CONFIG_NLS_DEFAULT="iso8859-1" CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_CODEPAGE_850=y CONFIG_NLS_ISO8859_1=y CONFIG_NLS_ISO8859_15=y CONFIG_VGA_CONSOLE=y CONFIG_VIDEO_SELECT=y [4] Linux version 2.4.18-pre9 (root@dhcp-179) (gcc version 2.96 20000731 (Red Hat Linux 7.1 2.96-98)) #8 Sat Feb 9 19:57:57 CET 2002 BIOS-provided physical RAM map: BIOS-e820: 0000000000000000 - 000000000009e800 (usable) BIOS-e820: 000000000009e800 - 00000000000a0000 (reserved) BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved) BIOS-e820: 0000000000100000 - 000000001ffec000 (usable) BIOS-e820: 000000001ffec000 - 000000001ffef000 (ACPI data) BIOS-e820: 000000001ffef000 - 000000001ffff000 (reserved) BIOS-e820: 000000001ffff000 - 0000000020000000 (ACPI NVS) BIOS-e820: 00000000ffff0000 - 0000000100000000 (reserved) On node 0 totalpages: 131052 zone(0): 4096 pages. zone(1): 126956 pages. zone(2): 0 pages. Kernel command line: BOOT_IMAGE=notwlinux ro root=903 BOOT_FILE=/boot/vmlinuz-2.4.18-pre9 hdd=ide-scsi console=ttyS0 ide_setup: hdd=ide-scsi Initializing CPU#0 Detected 1410.245 MHz processor. Console: colour VGA+ 80x50 Calibrating delay loop... 2811.49 BogoMIPS Memory: 513320k/524208k available (1429k kernel code, 10496k reserved, 398k data, 208k init, 0k highmem) Dentry-cache hash table entries: 65536 (order: 7, 524288 bytes) Inode-cache hash table entries: 32768 (order: 6, 262144 bytes) Mount-cache hash table entries: 8192 (order: 4, 65536 bytes) Buffer-cache hash table entries: 32768 (order: 5, 131072 bytes) Page-cache hash table entries: 131072 (order: 7, 524288 bytes) CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line) CPU: L2 Cache: 256K (64 bytes/line) Intel machine check architecture supported. Intel machine check reporting enabled on CPU#0. CPU: AMD Athlon(TM) XP1600+ stepping 02 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 PCI: PCI BIOS revision 2.10 entry at 0xf0df0, last bus=1 PCI: Using configuration type 1 PCI: Probing PCI hardware PCI: Using IRQ router VIA [1106/3074] at 00:11.0 PCI: Found IRQ 11 for device 00:11.1 PCI: Sharing IRQ 11 with 00:0d.0 PCI: Sharing IRQ 11 with 01:00.0 Linux NET4.0 for Linux 2.4 Based upon Swansea University Computer Society NET3.039 Initializing RT netlink socket Starting kswapd VFS: Diskquotas version dquot_6.4.0 initialized Journalled Block Device driver loaded pty: 256 Unix98 ptys configured Serial driver version 5.05c (2001-07-08) with MANY_PORTS SHARE_IRQ SERIAL_PCI enabled ttyS00 at 0x03f8 (irq = 4) is a 16550A ttyS01 at 0x02f8 (irq = 3) is a 16550A Real Time Clock Driver v1.10e block: 128 slots per queue, batch=32 Uniform Multi-Platform E-IDE driver Revision: 6.31 ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx PDC20268: IDE controller on PCI bus 00 dev 68 PCI: Found IRQ 11 for device 00:0d.0 PCI: Sharing IRQ 11 with 00:11.1 PCI: Sharing IRQ 11 with 01:00.0 PDC20268: chipset revision 1 PDC20268: not 100% native mode: will probe irqs later PDC20268: (U)DMA Burst Bit ENABLED Primary MASTER Mode Secondary MASTER Mode. ide2: BM-DMA at 0xa400-0xa407, BIOS settings: hde:pio, hdf:pio ide3: BM-DMA at 0xa408-0xa40f, BIOS settings: hdg:pio, hdh:pio PDC20268: IDE controller on PCI bus 00 dev 70 PCI: Found IRQ 10 for device 00:0e.0 PDC20268: chipset revision 1 PDC20268: not 100% native mode: will probe irqs later PDC20268: (U)DMA Burst Bit ENABLED Primary MASTER Mode Secondary MASTER Mode. ide4: BM-DMA at 0x8800-0x8807, BIOS settings: hdi:pio, hdj:pio ide5: BM-DMA at 0x8808-0x880f, BIOS settings: hdk:pio, hdl:pio PDC20268: IDE controller on PCI bus 00 dev 78 PCI: Found IRQ 5 for device 00:0f.0 PDC20268: chipset revision 1 PDC20268: not 100% native mode: will probe irqs later PDC20268: (U)DMA Burst Bit ENABLED Primary MASTER Mode Secondary MASTER Mode. ide6: BM-DMA at 0x7000-0x7007, BIOS settings: hdm:pio, hdn:pio ide7: BM-DMA at 0x7008-0x700f, BIOS settings: hdo:pio, hdp:pio VP_IDE: IDE controller on PCI bus 00 dev 89 PCI: Found IRQ 11 for device 00:11.1 PCI: Sharing IRQ 11 with 00:0d.0 PCI: Sharing IRQ 11 with 01:00.0 VP_IDE: chipset revision 6 VP_IDE: not 100% native mode: will probe irqs later VP_IDE: VIA vt8233 (rev 00) IDE UDMA100 controller on pci00:11.1 ide0: BM-DMA at 0x6400-0x6407, BIOS settings: hda:DMA, hdb:DMA ide1: BM-DMA at 0x6408-0x640f, BIOS settings: hdc:pio, hdd:DMA hda: MAXTOR 6L040J2, ATA DISK drive hdb: MAXTOR 6L040J2, ATA DISK drive hdd: PHILIPS CDRW1610A, ATAPI CD/DVD-ROM drive hde: MAXTOR 6L080J4, ATA DISK drive hdg: MAXTOR 6L080J4, ATA DISK drive hdi: MAXTOR 6L080J4, ATA DISK drive hdk: MAXTOR 6L080J4, ATA DISK drive hdm: MAXTOR 6L080J4, ATA DISK drive hdo: MAXTOR 6L080J4, ATA DISK drive ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 ide1 at 0x170-0x177,0x376 on irq 15 ide2 at 0xb800-0xb807,0xb402 on irq 11 ide3 at 0xb000-0xb007,0xa802 on irq 11 ide4 at 0xa000-0xa007,0x9802 on irq 10 ide5 at 0x9400-0x9407,0x9002 on irq 10 ide6 at 0x8400-0x8407,0x8002 on irq 5 ide7 at 0x7800-0x7807,0x7402 on irq 5 hda: 78177792 sectors (40027 MB) w/1818KiB Cache, CHS=4866/255/63, UDMA(100) hdb: 78177792 sectors (40027 MB) w/1818KiB Cache, CHS=4866/255/63, UDMA(100) hde: 156355584 sectors (80054 MB) w/1819KiB Cache, CHS=155114/16/63, UDMA(100) hdg: 156355584 sectors (80054 MB) w/1819KiB Cache, CHS=155114/16/63, UDMA(100) hdi: 156355584 sectors (80054 MB) w/1819KiB Cache, CHS=155114/16/63, UDMA(100) hdk: 156355584 sectors (80054 MB) w/1819KiB Cache, CHS=155114/16/63, UDMA(100) hdm: 156355584 sectors (80054 MB) w/1819KiB Cache, CHS=155114/16/63, UDMA(100) hdo: 156355584 sectors (80054 MB) w/1819KiB Cache, CHS=155114/16/63, UDMA(100) Partition check: hda: hda1 hda2 hda3 hda4 < hda5 hda6 hda7 hda8 hda9 > hdb: hdb1 hdb2 hdb3 hdb4 < hdb5 hdb6 hdb7 hdb8 hdb9 > hde: hde1 hdg: hdg1 hdi: hdi1 hdk: hdk1 hdm:hdm: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdm: dma_intr: error=0x84 { DriveStatusError BadCRC } hdm: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdm: dma_intr: error=0x84 { DriveStatusError BadCRC } hdm: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdm: dma_intr: error=0x84 { DriveStatusError BadCRC } hdm: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdm: dma_intr: error=0x84 { DriveStatusError BadCRC } ide6: reset: success hdm1 hdo:hdo: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdo: dma_intr: error=0x84 { DriveStatusError BadCRC } hdo: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdo: dma_intr: error=0x84 { DriveStatusError BadCRC } hdo: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdo: dma_intr: error=0x84 { DriveStatusError BadCRC } hdo: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdo: dma_intr: error=0x84 { DriveStatusError BadCRC } ide7: reset: success hdo1 PCI: Assigned IRQ 6 for device 00:10.0 3c59x: Donald Becker and others. www.scyld.com/network/vortex.html 00:10.0: 3Com PCI 3c905C Tornado at 0x6800. Vers LK1.1.16 [drm] Initialized r128 2.1.6 20010405 on minor 0 SCSI subsystem driver Revision: 1.00 request_module[scsi_hostadapter]: Root fs not mounted request_module[scsi_hostadapter]: Root fs not mounted md: raid1 personality registered as nr 3 md: raid5 personality registered as nr 4 raid5: measuring checksumming speed 8regs : 2156.000 MB/sec 32regs : 1249.200 MB/sec pIII_sse : 2298.800 MB/sec pII_mmx : 3308.000 MB/sec p5_mmx : 4232.400 MB/sec raid5: using function: pIII_sse (2298.800 MB/sec) md: multipath personality registered as nr 7 md: md driver 0.90.0 MAX_MD_DEVS=256, MD_SB_DISKS=27 md: Autodetecting RAID arrays. [events: 0000003e] [events: 0000003e] [events: 0000003e] [events: 0000003e] [events: 0000003e] [events: 0000003f] [events: 0000003f] [events: 0000003e] [events: 0000003e] [events: 0000003e] [events: 0000003e] [events: 0000003e] [events: 0000003f] [events: 0000003f] [events: 0000001f] [events: 0000001f] [events: 0000001f] [events: 0000001f] [events: 0000001f] [events: 0000001f] md: autorun ... md: considering hdo1 ... md: adding hdo1 ... md: adding hdm1 ... md: adding hdk1 ... md: adding hdi1 ... md: adding hdg1 ... md: adding hde1 ... md: created md7 md: bind md: bind md: bind md: bind md: bind md: bind md: running: md: hdo1's event counter: 0000001f md: hdm1's event counter: 0000001f md: hdk1's event counter: 0000001f md: hdi1's event counter: 0000001f md: hdg1's event counter: 0000001f md: hde1's event counter: 0000001f md: md7: raid array is not clean -- starting background reconstruction md7: max total readahead window set to 2560k md7: 5 data-disks, max readahead per data-disk: 512k raid5: device hdo1 operational as raid disk 5 raid5: device hdm1 operational as raid disk 4 raid5: device hdk1 operational as raid disk 3 raid5: device hdi1 operational as raid disk 2 raid5: device hdg1 operational as raid disk 1 raid5: device hde1 operational as raid disk 0 raid5: allocated 6435kB for md7 raid5: raid level 5 set md7 active with 6 out of 6 devices, algorithm 2 raid5: raid set md7 not clean; reconstructing parity RAID5 conf printout: --- rd:6 wd:6 fd:0 disk 0, s:0, o:1, n:0 rd:0 us:1 dev:hde1 disk 1, s:0, o:1, n:1 rd:1 us:1 dev:hdg1 disk 2, s:0, o:1, n:2 rd:2 us:1 dev:hdi1 disk 3, s:0, o:1, n:3 rd:3 us:1 dev:hdk1 disk 4, s:0, o:1, n:4 rd:4 us:1 dev:hdm1 disk 5, s:0, o:1, n:5 rd:5 us:1 dev:hdo1 RAID5 conf printout: --- rd:6 wd:6 fd:0 disk 0, s:0, o:1, n:0 rd:0 us:1 dev:hde1 disk 1, s:0, o:1, n:1 rd:1 us:1 dev:hdg1 disk 2, s:0, o:1, n:2 rd:2 us:1 dev:hdi1 disk 3, s:0, o:1, n:3 rd:3 us:1 dev:hdk1 disk 4, s:0, o:1, n:4 rd:4 us:1 dev:hdm1 disk 5, s:0, o:1, n:5 rd:5 us:1 dev:hdo1 md: updating md7 RAID superblock on device md: hdo1 [events: 00000020]<6>(write) hdo1's sb offset: 78177344 md: syncing RAID array md7 md: minimum _guaranteed_ reconstruction speed: 100 KB/sec/disc. md: using maximum available idle IO bandwith (but not more than 100000 KB/sec) for reconstruction. md: using 124k window, over a total of 78177280 blocks. md: hdm1 [events: 00000020]<6>(write) hdm1's sb offset: 78177344 md: hdk1 [events: 00000020]<6>(write) hdk1's sb offset: 78177344 md: hdi1 [events: 00000020]<6>(write) hdi1's sb offset: 78177344 spurious 8259A interrupt: IRQ7. md: hdg1 [events: 00000020]<6>(write) hdg1's sb offset: 78177344 md: hde1 [events: 00000020]<6>(write) hde1's sb offset: 78177344 md: considering hdb9 ... md: adding hdb9 ... md: adding hda9 ... md: created md6 md: bind md: bind md: running: md: hdb9's event counter: 0000003f md: hda9's event counter: 0000003f md: md6: raid array is not clean -- starting background reconstruction md: RAID level 1 does not need chunksize! Continuing anyway. md6: max total readahead window set to 124k md6: 1 data-disks, max readahead per data-disk: 124k raid1: device hdb9 operational as mirror 1 raid1: device hda9 operational as mirror 0 raid1: raid set md6 not clean; reconstructing mirrors raid1: raid set md6 active with 2 out of 2 mirrors md: updating md6 RAID superblock on device md: hdb9 [events: 00000040]<6>(write) hdb9's sb offset: 24715904 md: syncing RAID array md6 md: minimum _guaranteed_ reconstruction speed: 100 KB/sec/disc. md: using maximum available idle IO bandwith (but not more than 100000 KB/sec) for reconstruction. md: using 124k window, over a total of 24715904 blocks. md: hda9 [events: 00000040]<6>(write) hda9's sb offset: 24715904 md: considering hdb8 ... md: adding hdb8 ... md: adding hda8 ... md: created md0 md: bind md: bind md: running: md: hdb8's event counter: 0000003f md: hda8's event counter: 0000003f md: md0: raid array is not clean -- starting background reconstruction md: RAID level 1 does not need chunksize! Continuing anyway. md0: max total readahead window set to 124k md0: 1 data-disks, max readahead per data-disk: 124k raid1: device hdb8 operational as mirror 1 raid1: device hda8 operational as mirror 0 raid1: raid set md0 not clean; reconstructing mirrors raid1: raid set md0 active with 2 out of 2 mirrors md: updating md0 RAID superblock on device md: hdb8 [events: 00000040]<6>(write) hdb8's sb offset: 4096448 md: delaying resync of md0 until md6 has finished resync (they share one or more physical units) md: hda8 [events: 00000040]<6>(write) hda8's sb offset: 4096448 md: considering hdb7 ... md: adding hdb7 ... md: adding hda7 ... md: created md2 md: bind md: bind md: running: md: hdb7's event counter: 0000003e md: hda7's event counter: 0000003e md: md2: raid array is not clean -- starting background reconstruction md: RAID level 1 does not need chunksize! Continuing anyway. md2: max total readahead window set to 124k md2: 1 data-disks, max readahead per data-disk: 124k raid1: device hdb7 operational as mirror 1 raid1: device hda7 operational as mirror 0 raid1: raid set md2 not clean; reconstructing mirrors raid1: raid set md2 active with 2 out of 2 mirrors md: updating md2 RAID superblock on device md: hdb7 [events: 0000003f]<6>(write) hdb7's sb offset: 2048192 md: delaying resync of md2 until md6 has finished resync (they share one or more physical units) md: hda7 [events: 0000003f]<6>(write) hda7's sb offset: 2048192 md: considering hdb6 ... md: adding hdb6 ... md: adding hda6 ... md: created md4 md: bind md: bind md: running: md: hdb6's event counter: 0000003e md: hda6's event counter: 0000003e md: md4: raid array is not clean -- starting background reconstruction md: RAID level 1 does not need chunksize! Continuing anyway. md4: max total readahead window set to 124k md4: 1 data-disks, max readahead per data-disk: 124k raid1: device hdb6 operational as mirror 1 raid1: device hda6 operational as mirror 0 raid1: raid set md4 not clean; reconstructing mirrors raid1: raid set md4 active with 2 out of 2 mirrors md: updating md4 RAID superblock on device md: hdb6 [events: 0000003f]<6>(write) hdb6's sb offset: 1028032 md: delaying resync of md4 until md6 has finished resync (they share one or more physical units) md: hda6 [events: 0000003f]<6>(write) hda6's sb offset: 1028032 md: considering hdb5 ... md: adding hdb5 ... md: adding hda5 ... md: created md1 md: bind md: bind md: running: md: hdb5's event counter: 0000003e md: hda5's event counter: 0000003e md: md1: raid array is not clean -- starting background reconstruction md: RAID level 1 does not need chunksize! Continuing anyway. md1: max total readahead window set to 124k md1: 1 data-disks, max readahead per data-disk: 124k raid1: device hdb5 operational as mirror 1 raid1: device hda5 operational as mirror 0 raid1: raid set md1 not clean; reconstructing mirrors raid1: raid set md1 active with 2 out of 2 mirrors md: updating md1 RAID superblock on device md: hdb5 [events: 0000003f]<6>(write) hdb5's sb offset: 3076352 md: delaying resync of md1 until md6 has finished resync (they share one or more physical units) md: hda5 [events: 0000003f]<6>(write) hda5's sb offset: 3076352 md: considering hdb3 ... md: adding hdb3 ... md: adding hda3 ... md: created md3 md: bind md: bind md: running: md: hdb3's event counter: 0000003e md: hda3's event counter: 0000003e md: md3: raid array is not clean -- starting background reconstruction md: RAID level 1 does not need chunksize! Continuing anyway. md3: max total readahead window set to 124k md3: 1 data-disks, max readahead per data-disk: 124k raid1: device hdb3 operational as mirror 1 raid1: device hda3 operational as mirror 0 raid1: raid set md3 not clean; reconstructing mirrors raid1: raid set md3 active with 2 out of 2 mirrors md: updating md3 RAID superblock on device md: hdb3 [events: 0000003f]<6>(write) hdb3's sb offset: 2048192 md: delaying resync of md3 until md6 has finished resync (they share one or more physical units) md: hda3 [events: 0000003f]<6>(write) hda3's sb offset: 2048192 md: considering hdb1 ... md: adding hdb1 ... md: adding hda1 ... md: created md5 md: bind md: bind md: running: md: hdb1's event counter: 0000003e md: hda1's event counter: 0000003e md: md5: raid array is not clean -- starting background reconstruction md: RAID level 1 does not need chunksize! Continuing anyway. md5: max total readahead window set to 124k md5: 1 data-disks, max readahead per data-disk: 124k raid1: device hdb1 operational as mirror 1 raid1: device hda1 operational as mirror 0 raid1: raid set md5 not clean; reconstructing mirrors raid1: raid set md5 active with 2 out of 2 mirrors md: updating md5 RAID superblock on device md: hdb1 [events: 0000003f]<6>(write) hdb1's sb offset: 24000 md: delaying resync of md5 until md6 has finished resync (they share one or more physical units) md: hda1 [events: 0000003f]<6>(write) hda1's sb offset: 24000 md: ... autorun DONE. NET4: Linux TCP/IP 1.0 for NET4.0 IP Protocols: ICMP, UDP, TCP IP: routing cache hash table of 4096 buckets, 32Kbytes TCP: Hash tables configured (established 32768 bind 32768) 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: 208k freed --8<------------------------------------------------------------------------ - main(){char*s="O_>>^PQAHBbPQAHBbPOOH^^PAAHBJPAAHBbPA_H>BB";int i,j,k=1,l,m,n; for(j=0;j<7;j++)for(l=0;m=l-6+j,i=m/6,n=j*6+i,k=1<