AIX 中websphere 的java進程會死掉的問題!
aix 5.2 (5200-07)
IBM_HTTP_Server/6.0.2 Apache/2.0.47 (Unix)
IBM WebSphere Application Server, 5.1.1.7
平時都是正常的,偶爾會死掉,現象就是cpu幾乎達到100%
topas:
<正常的時候>
Wed Apr 25 14:55:32 2007 Interval: 2 Cswitch 1368 Readch 41758
Syscall 2375 Writech 33759
CPU User% Kern% Wait% Idle% Reads 34 Rawin 0
cpu0 11.0 1.0 0.0 88.0 Writes 8 Ttyout 1198
cpu1 3.0 2.0 0.0 95.0 Forks 0 Igets 0
Execs 0 Namei 295
Network KBPS I-Pack O-Pack KB-In KB-Out Runqueue 0.0 Dirblk 0
en1 173.0 526.0 997.0 68.3 104.7 Waitqueue 0.0
lo0 63.5 14.0 14.0 31.8 31.8
en3 60.3 93.5 194.0 9.4 51.0 PAGING MEMORY
en2 0.0 0.0 0.0 0.0 0.0 Faults 0 Real,MB 2047
Steals 0 % Comp 57.2
Disk Busy% KBPS TPS KB-Read KB-Writ PgspIn 0 % Noncomp 26.8
hdisk0 0.0 0.0 0.0 0.0 0.0 PgspOut 0 % Client 27.2
dac0 0.0 0.0 0.0 0.0 0.0 PageIn 0
dac0-utm 0.0 0.0 0.0 0.0 0.0 PageOut 0 PAGING SPACE
hdisk1 0.0 0.0 0.0 0.0 0.0 Sios 0 Size,MB 4096
dac1 0.0 0.0 0.0 0.0 0.0 % Used 5.2
cd0 0.0 0.0 0.0 0.0 0.0 NFS (calls/sec) % Free 94.7
dac1-utm 0.0 0.0 0.0 0.0 0.0 ServerV2 0
hdisk2 0.0 0.0 0.0 0.0 0.0 ClientV2 0 Press:
hdisk3 0.0 0.0 0.0 0.0 0.0 ServerV3 0 "h" for help
ClientV3 0 "q" to quit
Name PID CPU% PgSp Owner
java 1908914 7.0 385.9 root
topas 950326 0.3 1.9 root
topas 1056980 0.3 1.3 root
httpd 2011160 0.3 4.9 nobody
hats_nim 446568 0.2 1.7 root
syncd 241820 0.0 0.6 root
kbiod 299160 0.0 0.2 root
lrud 143430 0.0 0.1 root
hatsd 463092 0.0 8.1 root
hats_rs2 454882 0.0 1.7 root
rtcmd 213138 0.0 0.1 root
gil 168018 0.0 0.1 root
hats_nim 421900 0.0 1.7 root
clstrmgr 430178 0.0 1.9 root
rpc.lock 450764 0.0 0.2 root
dtfile 622712 0.0 3.0 root
Signal 2 received
topas:不正常之前
Syscall 2459 Writech 695
Kernel 1.0 |# | Reads 6 Rawin 0
User 50.2 |############### | Writes 3 Ttyout 647
Wait 0.0 | | Forks 0 Igets 0
Idle 48.8 |############## | Execs 0 Namei 0
Runqueue 1.0 Dirblk 0
Network KBPS I-Pack O-Pack KB-In KB-Out Waitqueue 0.0
en3 1.2 2.0 4.5 0.2 1.0
en1 0.5 5.0 2.0 0.3 0.2 PAGING MEMORY
lo0 0.2 2.0 2.0 0.1 0.1 Faults 0 Real,MB 2047
en2 0.0 0.0 0.0 0.0 0.0 Steals 0 % Comp 94.6
PgspIn 0 % Noncomp 6.2
Disk Busy% KBPS TPS KB-Read KB-Writ PgspOut 0 % Client 6.5
hdisk0 0.0 0.0 0.0 0.0 0.0 PageIn 0
dac0 0.0 0.0 0.0 0.0 0.0 PageOut 0 PAGING SPACE
dac0-utm 0.0 0.0 0.0 0.0 0.0 Sios 0 Size,MB 4096
hdisk1 0.0 0.0 0.0 0.0 0.0 % Used 6.9
dac1 0.0 0.0 0.0 0.0 0.0 NFS (calls/sec) % Free 93.0
cd0 0.0 0.0 0.0 0.0 0.0 ServerV2 0
dac1-utm 0.0 0.0 0.0 0.0 0.0 ClientV2 0 Press:
hdisk2 0.0 0.0 0.0 0.0 0.0 ServerV3 0 "h" for help
hdisk3 0.0 0.0 0.0 0.0 0.0 ClientV3 0 "q" to quit
Name PID CPU% PgSp Owner
java 1114222 50.0 1200.7 root
vmstat64 1478896 0.5 0.4 root
topas 1056946 0.2 1.9 root
topas 1786078 0.2 2.0 root
syncd 241820 0.0 0.6 root
kbiod 299160 0.0 0.2 root
lrud 143430 0.0 0.1 root
hatsd 463092 0.0 8.1 root
hats_rs2 454882 0.0 1.7 root
rtcmd 213138 0.0 0.1 root
gil 168018 0.0 0.1 root
hats_nim 446568 0.0 1.7 root
hats_nim 421900 0.0 1.7 root
clstrmgr 430178 0.0 1.9 root
rpc.lock 450764 0.0 0.2 root
Signal 2 received
隨後,CPU會慢慢被占完,最後websphere就要重啟了,WEB應用無法被訪問,請各位高手指點。
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