질문&답변
클라우드/리눅스에 관한 질문과 답변을 주고 받는 곳입니다.
리눅스 분류

아래 메세지가 혹시 해킹 아닌지 좀 살펴 주세요.

작성자 정보

  • 김양현 작성
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컨텐츠 정보

본문

특별히 침입한 흔적은없는것 같은데 아래와 같은 처음본 메세지가 여러차례 나오네요.

Jan 20 16:00:47 skypass kernel: Mem-info:
Jan 20 16:00:47 skypass kernel: DMA per-cpu:
Jan 20 16:00:47 skypass kernel: CPU    0: Hot: hi:    0, btch:   1 usd:   0   Cold: hi:    0, btch:   1 usd:   0
Jan 20 16:00:47 skypass kernel: Normal per-cpu:
Jan 20 16:00:47 skypass kernel: CPU    0: Hot: hi:  186, btch:  31 usd: 173   Cold: hi:   62, btch:  15 usd:  50
Jan 20 16:00:47 skypass kernel: Active:45214 inactive:45721 dirty:0 writeback:0 unstable:0 free:616 slab:2585 mapped:2 pagetables:912
Jan 20 16:00:47 skypass kernel: DMA free:1500kB min:104kB low:128kB high:156kB active:5244kB inactive:5616kB present:16256kB pages_scanned:17921 all_unreclaimable? yes
Jan 20 16:00:47 skypass kernel: lowmem_reserve[]: 0 365 365
Jan 20 16:00:47 skypass kernel: Normal free:964kB min:2388kB low:2984kB high:3580kB active:175612kB inactive:177268kB present:373828kB pages_scanned:544290 all_unreclaimable? yes
Jan 20 16:00:47 skypass kernel: lowmem_reserve[]: 0 0 0
Jan 20 16:00:47 skypass kernel: DMA: 7*4kB 0*8kB 0*16kB 0*32kB 1*64kB 1*128kB 1*256kB 0*512kB 1*1024kB 0*2048kB 0*4096kB = 1500kB
Jan 20 16:00:47 skypass kernel: Normal: 15*4kB 1*8kB 0*16kB 0*32kB 0*64kB 1*128kB 1*256kB 1*512kB 0*1024kB 0*2048kB 0*4096kB = 964kB
Jan 20 16:00:47 skypass kernel: Swap cache: add 918616, delete 918616, find 160229/177481, race 0+2
Jan 20 16:00:47 skypass kernel: Free swap  = 0kB
Jan 20 16:00:47 skypass kernel: Total swap = 1376320kB
Jan 20 16:00:47 skypass kernel: Free swap:            0kB
Jan 20 16:00:47 skypass kernel: 98288 pages of RAM
Jan 20 16:00:47 skypass kernel: 0 pages of HIGHMEM
Jan 20 16:00:47 skypass kernel: 1839 reserved pages
Jan 20 16:00:47 skypass kernel: 3409 pages shared
Jan 20 16:00:47 skypass kernel: 0 pages swap cached
Jan 20 16:00:47 skypass kernel: 0 pages dirty
Jan 20 16:00:47 skypass kernel: 0 pages writeback
Jan 20 16:00:47 skypass kernel: 2 pages mapped
Jan 20 16:00:47 skypass kernel: 2585 pages slab
Jan 20 16:00:47 skypass kernel: 912 pages pagetables
Jan 20 16:00:47 skypass kernel: perl invoked oom-killer: gfp_mask=0x201d2, order=0, oomkilladj=0
Jan 20 16:00:47 skypass kernel:  [<c0447c3a>] out_of_memory+0x69/0x17f
Jan 20 16:00:47 skypass kernel:  [<c0448fa9>] __alloc_pages+0x212/0x29c
Jan 20 16:00:47 skypass kernel:  [<c060815d>] _spin_unlock_irq+0x5/0x7
Jan 20 16:00:47 skypass kernel:  [<c044a2fb>] __do_page_cache_readahead+0xac/0x1b3
Jan 20 16:00:47 skypass kernel:  [<c044381d>] delayacct_end+0x70/0x77
Jan 20 16:00:47 skypass kernel:  [<c0444c9b>] sync_page+0x0/0x36
Jan 20 16:00:47 skypass kernel:  [<c0443915>] __delayacct_blkio_end+0x5b/0x5e
Jan 20 16:00:47 skypass kernel:  [<c0607339>] __wait_on_bit_lock+0x4a/0x51
Jan 20 16:00:47 skypass kernel:  [<c0444c8d>] __lock_page+0x58/0x5e
Jan 20 16:00:47 skypass kernel:  [<c04470cd>] filemap_nopage+0x11b/0x2d4
Jan 20 16:00:47 skypass kernel:  [<c044f2ad>] __handle_mm_fault+0x13c/0x87a
Jan 20 16:00:47 skypass kernel:  [<c042c905>] autoremove_wake_function+0x0/0x35
Jan 20 16:00:47 skypass kernel:  [<c0609638>] do_page_fault+0x20d/0x4d1
Jan 20 16:00:47 skypass kernel:  [<c060942b>] do_page_fault+0x0/0x4d1
Jan 20 16:00:47 skypass kernel:  [<c0608214>] error_code+0x74/0x7c
Jan 20 16:00:47 skypass kernel:  [<c0600033>] unix_create1+0x59/0xee
Jan 20 16:00:47 skypass kernel:  =======================

이상한것은 위와같은 똑같은 메세지가 네 댓차레 나왔다는 겁니다.

memory 정보 같긴한데 도대체 무슨 내용인지 아시는분 부탁드리겠습니다.

그리고 왜 안나오던 메세지가 한꺼번에 수차레에 걸처나오는지 모르겠군요.

아무튼 해킹만 아니라면 좋겠는데요. 

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