Server crash

Discussion in 'Server Operation' started by abys, Mar 12, 2006.

  1. abys

    abys New Member

    Hello,
    I got a very big problem my server , a Dell SC420, 512 MO RAM, Intel Celeron,
    Mandrake 10.1, Apache 2, Mysql 4
    The server frezze,
    i can ping the machine but, the webserver, mysql, webmin don't work
    a recompiled the kernel, with noacpi
    but the server always frezze
    ther is nothing in the logs
    Is anybody help me !

    the frezze never begin a the same time

    i use all the mysql config possible (huge,small...)

    i thik it is the apache server how "eat" all the RAM
    But sometime the server frezze with 200MO free (with TOP function)

    i have no idea?
    If someone have the same problem
    HELP ME !!!
     
  2. falko

    falko Super Moderator Howtoforge Staff

    Did this happen also with the old kernel?
     
  3. abys

    abys New Member

    i don't know i use kernel 2.6 with no acpi compiled
    i try with 2.6 with acpi compiled but the server crash too!!!
    is it possible that a php script do that!
     
  4. falko

    falko Super Moderator Howtoforge Staff

    And you don't see a process eating up your CPU or memory when you run
    Code:
    top
    ?
     
  5. abys

    abys New Member

    here is my TOP

    when i make a top, new httpd process appear and memory decrease
    sometime i have 5mo of free ram

    top - 13:37:54 up 18:33, 2 users, load average: 0.27, 0.20, 0.13
    Tasks: 108 total, 2 running, 106 sleeping, 0 stopped, 0 zombie
    Cpu(s): 8.6% us, 1.0% sy, 0.0% ni, 89.8% id, 0.0% wa, 0.3% hi, 0.3% si
    Mem: 506944k total, 500704k used, 6240k free, 11348k buffers
    Swap: 1124508k total, 143280k used, 981228k free, 131512k cached

    PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
    2302 root 15 0 47284 27m 19m S 1.6 5.5 0:42.03 X
    3135 myuser 15 0 21976 12m 9516 S 1.0 2.5 0:51.73 httpd2
    3142 myuser 15 0 22704 12m 9516 S 1.0 2.5 1:00.29 httpd2
    3145 myuser 17 0 23308 13m 9516 S 1.0 2.7 1:08.34 httpd2
    3128 myuser 17 0 24308 13m 9516 S 0.6 2.6 1:15.51 httpd2
    3129 myuser 16 0 23896 14m 9516 S 0.6 2.8 1:08.05 httpd2
    3134 myuser 16 0 24264 14m 9516 S 0.6 2.9 1:14.09 httpd2
    3136 myuser 17 0 23248 13m 9516 S 0.6 2.8 1:05.16 httpd2
    3714 myuser 16 0 24140 14m 9516 S 0.6 2.8 1:12.71 httpd2
    3715 myuser 17 0 22836 12m 9516 S 0.6 2.6 1:05.46 httpd2
    3718 myuser 17 0 23244 13m 9516 S 0.6 2.7 1:03.10 httpd2
    22240 root 15 0 31636 10m 16m S 0.6 2.2 0:03.36 gnome-terminal
    30066 root 16 0 2004 1044 1788 R 0.6 0.2 0:00.24 top
    1 root 16 0 1408 496 1256 S 0.0 0.1 0:00.99 init
    2 root 34 19 0 0 0 S 0.0 0.0 0:00.01 ksoftirqd/0
    3 root 5 -10 0 0 0 S 0.0 0.0 0:00.00 events/0
    4 root 5 -10 0 0 0 S 0.0 0.0 0:00.00 khelper
    5 root 5 -10 0 0 0 S 0.0 0.0 0:04.95 kblockd/0
    38 root 15 0 0 0 0 S 0.0 0.0 0:00.01 kapmd
    40 root 15 0 0 0 0 S 0.0 0.0 0:00.28 pdflush
    41 root 15 0 0 0 0 S 0.0 0.0 0:00.18 pdflush
    43 root 15 -10 0 0 0 S 0.0 0.0 0:00.00 aio/0
    42 root 15 0 0 0 0 S 0.0 0.0 0:01.67 kswapd0
    142 root 16 0 0 0 0 S 0.0 0.0 0:00.00 kseriod
    150 root 5 -10 0 0 0 S 0.0 0.0 0:00.00 ata/0
    151 root 21 0 0 0 0 S 0.0 0.0 0:00.00 scsi_eh_0
    152 root 22 0 0 0 0 S 0.0 0.0 0:00.00 scsi_eh_1
    280 root 15 0 0 0 0 S 0.0 0.0 0:01.68 kjournald
    430 root 6 -10 1388 348 1236 S 0.0 0.1 0:00.02 udevd
    829 root 15 0 0 0 0 S 0.0 0.0 0:00.00 khubd
    1329 root 15 0 0 0 0 S 0.0 0.0 0:01.76 kjournald
    2021 root 18 0 2024 1068 1896 S 0.0 0.2 0:00.00 mysqld_safe
     
    Last edited: Mar 14, 2006
  6. falko

    falko Super Moderator Howtoforge Staff

    Looks ok...
     
  7. abys

    abys New Member

    i don t know why it crash :(
    thanks
    i think i ll install a fedora core 4
     

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