记Solaris下一个rac 异常hang故障

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故障现象

rac 某一节点hang住，另一节点也不可用，重启hang住节点恢复。该故障出现了多次，平均1月出现一次。

故障原因

查看cssd.log

2021-05-22 13:53:50.565: [GIPCXCPT][5] gipclibMalloc: failed to allocate 10376 bytes, cowork ffffffff7cae18e8, ret gipcretOutOfMemory (28)
2021-05-22 13:53:50.566: [GIPCXCPT][5] gipcmodNetworkAttrEndpUserData: failed to read osd id for endp 104f9c390 [00000000095fea12] { gipcEndpoint : localAddr 'clsc://(ADDRESS=(PROTOCOL=ipc)(KEY=OCSSD_LL_hnyx-db1_)(GIPCID=00000000-00000000-1516))', remoteAddr 'clsc://(ADDRESS=(PROTOCOL=ipc)(KEY=OCSSD_LL_hnyx-db1_)(GIPCID=00000000-00000000-0))', numPend 0, numReady 0, numDone 1, numDead 0, numTransfer 0, objFlags 0x0, pidPeer 0, readyRef 100b84550, ready 1, wobj 104f35490, sendp 104e50050flags 0x8060371e, usrFlags 0x14000 }
2021-05-22 13:53:50.566: [GIPCXCPT][5] gipcmodNetworkAttrEndpUserData: slos op  :  sgipcnDSAttrEndpUserData
2021-05-22 13:53:50.566: [GIPCXCPT][5] gipcmodNetworkAttrEndpUserData: slos dep :  Operation not supported (48)
2021-05-22 13:53:50.566: [GIPCXCPT][5] gipcmodNetworkAttrEndpUserData: slos loc :  getpeerucred
2021-05-22 13:53:50.566: [GIPCXCPT][5] gipcmodNetworkAttrEndpUserData: slos info:  sid 0, failed to get creds
2021-05-22 13:53:50.585: [    CSSD][5]###################################
2021-05-22 13:53:50.585: [    CSSD][5]clssscExit: CSSD signal 11 in thread GMClientListener
2021-05-22 13:53:50.585: [    CSSD][5]###################################
2021-05-22 13:53:50.585: [    CSSD][5](:CSSSC00012:)clssscExit: A fatal error occurred and the CSS daemon is terminating abnormally
2021-05-22 13:53:50.586: [    CSSD][5]

----- Call Stack Trace -----
2021-05-22 13:53:50.586: [    CSSD][5]calling              call     entry                argument values in hex
2021-05-22 13:53:50.586: [    CSSD][5]location             type     point                (? means dubious value)
2021-05-22 13:53:50.586: [    CSSD][5]-------------------- -------- -------------------- ----------------------------
2021-05-22 13:53:50.635: [    CSSD][5]mmap(offset=3137536, len=8192) failed with errno=11 for the file /export/home/grid/bin/ocssd.bin
2021-05-22 13:53:50.636: [    CSSD][5]mmap(offset=3137536, len=8192) failed with errno=11 for the file /export/home/grid/bin/ocssd.bin
2021-05-22 13:53:50.636: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.636: [    CSSD][5]mmap(offset=50946048, len=16384) failed with errno=11 for the file /export/home/grid/lib/libclntsh.so.11.1
2021-05-22 13:53:50.636: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.637: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.637: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.637: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.637: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.637: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.637: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.637: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.638: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.638: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.638: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.638: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.638: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.638: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.639: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.639: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.639: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so
2021-05-22 13:53:50.639: [    CSSD][5]mmap(offset=16818176, len=8192) failed with errno=11 for the file /export/home/grid/lib/libhasgen11.so

注意：2021-05-22 13:53:50.565: [GIPCXCPT][5] gipclibMalloc: failed to allocate 10376 bytes, cowork ffffffff7cae18e8, ret gipcretOutOfMemory (28)

对比对比故障现象，查找mos最接近为Document 2113841.1，gipcd stack内存不足。

但是 Document 2113841.1是aix环境。该环境为solaris。决定死马当活马医。