Avatar billede tudekoen Nybegynder
11. december 2003 - 12:20 Der er 4 kommentarer og
1 løsning

Hvis en debianserver går ned

Hej
Min debianserver går nogle gange ned, dvs. den simpelthen skal genstartes. Jeg har prøvet at kigge i nogle forskellige logfiler, men kan ikke finde noget, der kunne være skyld i nedbrud.
Serveren kører både Apache, qmail og mysql. Hvilken logfiler kan man kigge i, hvis hele serveren går ned, så den skal genstartes.
Avatar billede simonvalter Praktikant
11. december 2003 - 12:59 #1
/var/log/messages

det hedder den vist default.
Avatar billede tudekoen Nybegynder
11. december 2003 - 13:14 #2
Den har jeg kigget i før, men der ser ikke ud til at være noget galt.
Måske kan følgende dmesg afsløre en mulig årsag:
Avatar billede tudekoen Nybegynder
11. december 2003 - 13:15 #3
Linux version 2.4.21-pre3 (root@ryan) (gcc version 2.95.4 20011002 (Debian prere
lease)) #2 Mon Jan 27 19:36:02 PST 2003
BIOS-provided physical RAM map:
BIOS-e820: 0000000000000000 - 000000000009bc00 (usable)
BIOS-e820: 000000000009bc00 - 000000000009c000 (reserved)
BIOS-e820: 00000000000e8000 - 0000000000100000 (reserved)
BIOS-e820: 0000000000100000 - 000000001ffc0000 (usable)
BIOS-e820: 000000001ffc0000 - 000000001fff8000 (ACPI data)
BIOS-e820: 000000001fff8000 - 0000000020000000 (ACPI NVS)
BIOS-e820: 00000000fec00000 - 00000000fec01000 (reserved)
BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved)
BIOS-e820: 00000000ffb80000 - 00000000ffc00000 (reserved)
BIOS-e820: 00000000fff00000 - 0000000100000000 (reserved)
511MB LOWMEM available.
On node 0 totalpages: 131008
zone(0): 4096 pages.
zone(1): 126912 pages.
zone(2): 0 pages.
Kernel command line: auto BOOT_IMAGE=Linux ro root=7201
Initializing CPU#0
Detected 1794.233 MHz processor.
Console: colour VGA+ 80x25
Calibrating delay loop... 3578.26 BogoMIPS
Memory: 515716k/524032k available (1309k kernel code, 7912k reserved, 580k data,
100k 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: Trace cache: 12K uops, L1 D cache: 8K
CPU: L2 cache: 512K
Intel machine check architecture supported.
Intel machine check reporting enabled on CPU#0.
CPU:    After generic, caps: 3febfbff 00000000 00000000 00000000
CPU:            Common caps: 3febfbff 00000000 00000000 00000000
CPU: Intel(R) Pentium(R) 4 CPU 1.80GHz stepping 04
Enabling fast FPU save and restore... done.
Enabling unmasked SIMD FPU exception support... done.
Checking 'hlt' instruction... OK.
POSIX conformance testing by UNIFIX
PCI: PCI BIOS revision 2.10 entry at 0xfda95, last bus=2
PCI: Using configuration type 1
PCI: Probing PCI hardware
Transparent bridge - Intel Corp. 82801BA/CA/DB PCI Bridge
PCI: Using IRQ router PIIX [8086/2440] at 00:1f.0
isapnp: Scanning for PnP cards...
isapnp: No Plug & Play device found
Linux NET4.0 for Linux 2.4
Based upon Swansea University Computer Society NET3.039
Initializing RT netlink socket
Starting kswapd
Installing knfsd (copyright (C) 1996 okir@monad.swb.de).
pty: 256 Unix98 ptys configured
Serial driver version 5.05c (2001-07-08) with MANY_PORTS SHARE_IRQ SERIAL_PCI IS
APNP enabled
keyboard: Timeout - AT keyboard not present?(ed)
keyboard: Timeout - AT keyboard not present?(f4)
floppy0: no floppy controllers found
RAMDISK driver initialized: 16 RAM disks of 4096K size 1024 blocksize
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
PCI: Found IRQ 10 for device 02:0c.0
eth0: Intel Corp. 82557/8/9 [Ethernet Pro 100], 00:07:E9:80:F8:64, IRQ 10.
  Board assembly ffffff-255, 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 (0xb874c1d3).
PCI: Found IRQ 9 for device 02:0d.0
PCI: Sharing IRQ 9 with 00:1f.2
eth1: Intel Corp. 82557/8/9 [Ethernet Pro 100] (#2), 00:07:E9:80:F8:65, IRQ 9.
  Board assembly ffffff-255, 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 (0xb874c1d3).
Uniform Multi-Platform E-IDE driver Revision: 7.00beta-2.4
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
PDC20267: IDE controller at PCI slot 02:0e.0
PCI: Found IRQ 6 for device 02:0e.0
PDC20267: chipset revision 2
PDC20267: not 100% native mode: will probe irqs later
PDC20267: (U)DMA Burst Bit ENABLED Primary MASTER Mode Secondary MASTER Mode.
    ide0: BM-DMA at 0xdf00-0xdf07, BIOS settings: hda:pio, hdb:pio
    ide1: BM-DMA at 0xdf08-0xdf0f, BIOS settings: hdc:pio, hdd:pio
hda: Maxtor 6Y060L0, ATA DISK drive
blk: queue c031e6a0, I/O limit 4095Mb (mask 0xffffffff)
hdc: Maxtor 6Y060L0, ATA DISK drive
blk: queue c031eb0c, I/O limit 4095Mb (mask 0xffffffff)
ide0 at 0xdff0-0xdff7,0xdfe6 on irq 6
ide1 at 0xdfa8-0xdfaf,0xdfe2 on irq 6
hda: host protected area => 1
hda: 120103200 sectors (61493 MB) w/2048KiB Cache, CHS=119150/16/63, UDMA(100)
hdc: host protected area => 1
hdc: 120103200 sectors (61493 MB) w/2048KiB Cache, CHS=119150/16/63, UDMA(100)
Partition check:
hda:<6> [PTBL] [7476/255/63] hda1 hda2 < hda5 hda6 hda7 >
hdc:<6> [PTBL] [7476/255/63] hdc1 hdc2 < hdc5 hdc6 hdc7 >
ataraid/d0: ataraid/d0p1 ataraid/d0p2 < ataraid/d0p5 ataraid/d0p6 ataraid/d0p7
>
Drive 0 is 58644 Mb (3 / 0)
Drive 1 is 58644 Mb (22 / 0)
Raid1 array consists of 2 drives.
Promise Fasttrak(tm) Softwareraid driver for linux version 0.03beta
Highpoint HPT370 Softwareraid driver for linux version 0.01
No raid array found
SCSI subsystem driver Revision: 1.00
kmod: failed to exec /sbin/modprobe -s -k scsi_hostadapter, errno = 2
md: linear personality registered as nr 1
md: raid0 personality registered as nr 2
md: raid1 personality registered as nr 3
md: raid5 personality registered as nr 4
raid5: measuring checksumming speed
  8regs    :  2060.400 MB/sec
  32regs    :  1572.800 MB/sec
  pIII_sse  :  2348.800 MB/sec
  pII_mmx  :  2057.600 MB/sec
  p5_mmx    :  2074.400 MB/sec
raid5: using function: pIII_sse (2348.800 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.
md: autorun ...
md: ... autorun DONE.
LVM version 1.0.5+(22/07/2002)
NET4: Linux TCP/IP 1.0 for NET4.0
IP Protocols: ICMP, UDP, TCP, IGMP
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.
EXT2-fs warning (device ataraid(114,1)): ext2_read_super: mounting ext3 filesyst
em as ext2

VFS: Mounted root (ext2 filesystem) readonly.
Freeing unused kernel memory: 100k freed
Adding Swap: 995988k swap-space (priority -1)
EXT2-fs warning (device ataraid(114,6)): ext2_read_super: mounting ext3 filesyst
em as ext2

EXT2-fs warning (device ataraid(114,7)): ext2_read_super: mounting ext3 filesyst
em as ext2

NFS: NFSv3 not supported.
nfs warning: mount version older than kernel
Avatar billede dr.truti Nybegynder
18. december 2003 - 18:09 #4
Man siger normalt, når denne type nedbrug forekommer, er det ikke softwaren der er skyld i fejlen, men hardwaren.
Avatar billede tudekoen Nybegynder
18. december 2003 - 18:16 #5
Ja, jeg fandt ud af at det er promise controlleren, der nogle gange går ned pga. at der ikke er ordentlig understøttelse af den i den kerne som bliver anvendt på maskinen.
Avatar billede Ny bruger Nybegynder

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