KENSEI IT BLOG

계정 패스워드 변경 주기 관련 보안 설정 이후 CROND 멈춤 현상 /etc/login.defs (패스워드 관련 보안 설정 이후에) PASS_MAX_DAYS 60PASS_MIN_DAYS 7PASS_MIN_LEN 8PASS_WARN_AGE 7 cron 멈춤 현상 발생 cat /var/log/cron Sep 3 09:00:01 localhost crond[24497]: CRON (root): failed to open PAM security session: Authentication token is no longer valid; new one required cat /var/log/messages Sep 3 08:55:24 localhost sshd[22767]: PAM service(sshd) ignori..

증상은 시스템 다운 [로그1] Apr 29 22:12:07 localhost kernel: BUG: unable to handle kernel NULL pointer dereference at 00000000000007f8Apr 29 22:12:07 localhost kernel: IP: [] unmap_vmas+0x219/0x7aeApr 29 22:12:07 localhost kernel: PGD 13587e067 PUD 138079067 PMD 0Apr 29 22:12:07 localhost kernel: Oops: 0000 [#1] SMPApr 29 22:12:07 localhost kernel: last sysfs file: /sys/devices/pci0000:00/0000:00:1c.0/000..

드라이버나 커널에서 PHY 관련된 옵션을 해제하면 될 것 같기도 함 Jun 29 00:45:26 localhost kernel: e1000bpe 0000:01:00.0: eth1: MAC: 1, PHY: 4, PBA No: C83246-002 Jun 29 00:45:26 localhost kernel: e1000bpe 0000:01:00.1: eth2: MAC: 1, PHY: 4, PBA No: C83246-002 Jun 29 00:49:54 localhost kernel: e1000bpe 0000:01:00.0: eth1: Error reading PHY register Jun 29 00:49:54 localhost kernel: e1000bpe 0000:01:00.1: eth2: Error readi..

메인보드 CMOS 업데이트 되지 않는 메세지 4 -Error: ROM file ROMID is not compatible with existing BIOS ROMID

리눅스 서버를 운영하다 보면 아래와 같이 이더넷 인터페이스와 프로세스가 실행되어 있는 경우가 있었다. ifconfig virbr0 Link encap:Ethernet HWaddr 00:00:00:00:00:00 inet addr:192.168.122.1 Bcast:192.168.122.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:0 errors:0 dropped:0 overruns:0 frame:0 TX packets:14 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:0 (0.0 b) TX bytes:3149 (3..

*** glibc detected *** double free or corruption (!prev): 0x091774a8 *** [Tue Feb 10 01:51:28 2009] [notice] child pid 8551 exit signal Aborted (6) *** glibc detected *** double free or corruption (!prev): 0x091549e8 *** [Tue Feb 10 01:51:29 2009] [notice] child pid 8538 exit signal Aborted (6) *** glibc detected *** free(): invalid next size (fast): 0x09216960 *** [Tue Feb 10 02:42:05 2009] [no..

source='mysql.cc' object='mysql.o' libtool=no \ depfile='.deps/mysql.Po' tmpdepfile='.deps/mysql.TPo' \ depmode=gcc3 /bin/sh ../depcomp \ g++ -DUNDEF_THREADS_HACK -I. -I. -I.. -I./../include -I../include -I./.. -I.. -I.. -O3 -DDBUG_OFF -fno-implicit-templates -fno-exceptions -fno-rtti -c -o mysql.o `test -f mysql.cc || echo './'`mysql.cc mysql.cc: In function 'void print_table_data(MYSQL_RES*)':..

구글링 해봐도 모르겠음... 버그인거 같기도 하고... cat /var/log/message Dec 31 09:56:54 localhost kernel: INFO: task httpd:25430 blocked for more than 120 seconds. Dec 31 09:56:58 localhost kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Dec 31 09:56:58 localhost kernel: httpd D ffffffff801508e3 0 25430 5799 25431 25429 (NOTLB) Dec 31 09:56:58 localhost kernel: ffff810041501dc8 000..