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Operating Systems AIX AIX server problem - network connection is unstable ! Post 303044610 by bobochacha29 on Thursday 27th of February 2020 10:00:21 PM
Code:
sysopr1@oltpn8c:/home/sysopr1>oslevel -s
6100-09-04-1441
sysopr1@oltpn8c:/home/sysopr1>prtconf|pg
prtconf: open: : No such device or address
System Model: IBM,9080-MME
Machine Serial Number: 7814C98
Processor Type: PowerPC_POWER8
Processor Implementation Mode: POWER 7
Processor Version: PV_7_Compat
Number Of Processors: 20
Processor Clock Speed: 4024 MHz
CPU Type: 64-bit
Kernel Type: 64-bit
LPAR Info: 1 78-14C98
Memory Size: 233216 MB
Good Memory Size: 233216 MB
Platform Firmware level: SC860_165
Firmware Version: IBM,FW860.51 (SC860_165)
Console Login: enable
Auto Restart: true
Full Core: false
NX Crypto Acceleration: No Data Available
 
Network Information
        Host Name: oltpn8c
        IP Address: 10.0.91.18
        Sub Netmask: 255.255.255.0
        Gateway: 10.0.91.1
        Name Server: 10.0.58.11
:[1] + Stopped (SIGTSTP)        prtconf|pg
sysopr1@oltpn8c:/home/sysopr1>ifconfig -a
en32: flags=1e080863,18c0<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,CHECKSUM_OFFLOAD(ACTIVE),LARGESEND,CHAIN>
        inet 10.0.91.18 netmask 0xffffff00 broadcast 10.0.91.255
         tcp_sendspace 131072 tcp_recvspace 65536 rfc1323 0
en33: flags=1e080863,18c0<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,CHECKSUM_OFFLOAD(ACTIVE),LARGESEND,CHAIN>
        inet 10.0.10.18 netmask 0xffffff00 broadcast 10.0.10.255
         tcp_sendspace 131072 tcp_recvspace 65536 rfc1323 0
en34: flags=1e080863,18c0<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,CHECKSUM_OFFLOAD(ACTIVE),LARGESEND,CHAIN>
        inet 10.0.20.18 netmask 0xffffff00 broadcast 10.0.20.255
         tcp_sendspace 131072 tcp_recvspace 65536 rfc1323 0
en35: flags=1e080863,18c0<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,CHECKSUM_OFFLOAD(ACTIVE),LARGESEND,CHAIN>
        inet 10.2.12.18 netmask 0xffffff00 broadcast 10.2.12.255
         tcp_sendspace 131072 tcp_recvspace 65536 rfc1323 0
en36: flags=1e080863,18c0<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,CHECKSUM_OFFLOAD(ACTIVE),LARGESEND,CHAIN>
        inet 10.0.21.18 netmask 0xffffff00 broadcast 10.0.21.255
         tcp_sendspace 262144 tcp_recvspace 262144 rfc1323 1
en37: flags=1e080863,18c0<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,CHECKSUM_OFFLOAD(ACTIVE),LARGESEND,CHAIN>
        inet 10.0.22.18 netmask 0xffffff00 broadcast 10.0.22.255
         tcp_sendspace 262144 tcp_recvspace 262144 rfc1323 1
lo0: flags=e08084b,c0<UP,BROADCAST,LOOPBACK,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,LARGESEND,CHAIN>
        inet 127.0.0.1 netmask 0xff000000 broadcast 127.255.255.255
        inet6 ::1%1/0
         tcp_sendspace 131072 tcp_recvspace 131072 rfc1323 1
sysopr1@oltpn8c:/home/sysopr1>netstat -nr
Routing tables
Destination        Gateway           Flags   Refs     Use  If   Exp  Groups

Route Tree for Protocol Family 2 (Internet):
default            10.0.91.1         UG        4   1221220 en32     -      -   
10.0.10.0          10.0.10.18        UHSb      0         0 en33     -      -   =>
10.0.10/24         10.0.10.18        U         3     67387 en33     -      -   
10.0.10.18         127.0.0.1         UGHS      0        17 lo0      -      -   
10.0.10.255        10.0.10.18        UHSb      0        56 en33     -      -   
10.0.20.0          10.0.20.18        UHSb      0         0 en34     -      -   =>
10.0.20/24         10.0.20.18        U         3  17607231 en34     -      -   
10.0.20.18         127.0.0.1         UGHS      0       558 lo0      -      -   
10.0.20.255        10.0.20.18        UHSb      0         1 en34     -      -   
10.0.21.0          10.0.21.18        UHSb      0         0 en36     -      -   =>
10.0.21/24         10.0.21.18        U         2     11333 en36     -      -   
10.0.21.18         127.0.0.1         UGHS      0     34069 lo0      -      -   
10.0.21.255        10.0.21.18        UHSb      2       312 en36     -      -   
10.0.22.0          10.0.22.18        UHSb      0         0 en37     -      -   =>
10.0.22/24         10.0.22.18        U         1    338564 en37     -      -   
10.0.22.18         127.0.0.1         UGHS      1       869 lo0      -      -   
10.0.22.255        10.0.22.18        UHSb      0        10 en37     -      -   
10.0.91.0          10.0.91.18        UHSb      0         0 en32     -      -   =>
10.0.91/24         10.0.91.18        U        16    726011 en32     -      -   
10.0.91.18         127.0.0.1         UGHS      0     97786 lo0      -      -   
10.0.91.255        10.0.91.18        UHSb      0         1 en32     -      -   
10.2.12.0          10.2.12.18        UHSb      0         0 en35     -      -   =>
10.2.12/24         10.2.12.18        U         0    157411 en35     -      -   
10.2.12.18         127.0.0.1         UGHS      0        93 lo0      -      -   
10.2.12.255        10.2.12.18        UHSb      0         1 en35     -      -   
127/8              127.0.0.1         U         9    684363 lo0      -      -   
192.168.213/24     10.0.20.1         UGS       1    103247 en34     -      -   
192.168.214/24     10.0.21.1         UGS       1     43510 en36     -      -   

Route Tree for Protocol Family 24 (Internet v6):
::1%1              ::1%1             UH        1    280956 lo0      -      -

We installed something like GPFS, Power Path, Oracle Server - but I think it's not the point. Whatever the network is - 10.0.91/24, 10.0.10/24, 10.0.22/24 ..., it's always unstable.
I know it would be hard to help with such these infomation, so let me know if you want to know more.
 
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