Wednesday 30 March 2016

WHAT HAPPENS NFS SERVER STOP WORING AFTER MOINTING NFS FILE SYSTEM IN CLINET IN SOLARIS 10?

Mntpt: /mnt]NFS server XX.XX.XX.XX not responding; still trying

 # df -kh
Filesystem             size   used  avail capacity  Mounted on
/dev/md/dsk/d10         29G    11G    17G    40%    /
/devices                 0K     0K     0K     0%    /devices
ctfs                     0K     0K     0K     0%    /system/contract
proc                     0K     0K     0K     0%    /proc
mnttab                   0K     0K     0K     0%    /etc/mnttab
swap                    65G   1.9M    65G     1%    /etc/svc/volatile
objfs                    0K     0K     0K     0%    /system/object
sharefs                  0K     0K     0K     0%    /etc/dfs/sharetab
/platform/sun4u-us3/lib/libc_psr/libc_psr_hwcap2.so.1
                        29G    11G    17G    40%    /platform/sun4u-us3/lib/libc_psr.so.1
/platform/sun4u-us3/lib/sparcv9/libc_psr/libc_psr_hwcap2.so.1
                        29G    11G    17G    40%    /platform/sun4u-us3/lib/sparcv9/libc_psr.so.1
fd                       0K     0K     0K     0%    /dev/fd
swap                    65G   296K    65G     1%    /tmp
swap                    65G    56K    65G     1%    /var/run
swap                    65G     0K    65G     0%    /dev/vx/dmp
swap                    65G     0K    65G     0%    /dev/vx/rdmp
/dev/odm                 0K     0K     0K     0%    /dev/odm
/vol/dev/dsk/c0t0d0/sol_10_1008_sparc
                       2.5G   2.5G     0K   100%    /cdrom/sol_10_1008_sparc
/dev/vx/dsk/D22-TEST/sapmnt
                        68G    36G    32G    53%    /sapmnt
/dev/vx/dsk/D22-TEST/oracle
                       600G   379G   219G    64%    /oracle
^C


 # dmesg
Feb 10 03:37:06 rrtest2 nfs: [ID 236337 kern.info] NOTICE: [NFS4][Server: 10.66.14.75][Mntpt: /mnt]NFS op OP_OPEN got error NFS4ERR_EXPIRED causing recovery action NR_CLIENTID.
Feb 10 03:37:06 rrtest2 nfs: [ID 581112 kern.info] NOTICE: [NFS4][Server: 10.66.14.75][Mntpt: /mnt]NFS Starting recovery for mount /mnt (mi 0x30014b5c000 mi_recovflags [0x1]) on server 10.66.14.75, rnode_pt1 . (0x6004d5ab6b8), rnode_pt2 ./CID0020068250_0028884.ATT (0x6004d5ab2f0)
Feb 10 03:37:06 rrtest2 nfs: [ID 273629 kern.info] NOTICE: [NFS4][Server: 10.66.14.75][Mntpt: /mnt]NFS Recovery done for mount /mnt (mi 0x30014b5c000) on server 10.66.14.75, rnode_pt1 . (0x6004d5ab6b8), rnode_pt2 ./CID0020068250_0028884.ATT (0x6004d5ab2f0)
Feb 10 03:37:06 rrtest2 nfs: [ID 236337 kern.info] NOTICE: [NFS4][Server: 10.66.14.75][Mntpt: /mnt]NFS op OP_GETATTR got error NFS4ERR_STALE causing recovery action NR_STALE.
Feb 10 03:37:06 rrtest2 nfs: [ID 286389 kern.info] NOTICE: [NFS4][Server: 10.66.14.75][Mntpt: /mnt]File ./EPS/in (rnode_pt: 3000df0e058) was closed due to NFS recovery error on server 10.66.14.75(failed to recover from NFS4ERR_STALE NFS4ERR_STALE)
Feb 10 03:37:06 rrtest2 nfs: [ID 941083 kern.info] NOTICE: NFS4 FACT SHEET:
Feb 10 03:37:06 rrtest2  Action: NR_STALE
Feb 10 03:37:06 rrtest2  NFS4 error: NFS4ERR_STALE  
Feb 13 19:25:46 rrtest2 SAPD22_00[14570]: [ID 744969 user.error] Unable to open trace file sapstartsrv.log. (Error 11 Resource temporarily unavailable) [ntservsserver.cpp 3233]
Feb 15 16:12:54 rrtest2 nfs: [ID 733954 kern.info] NOTICE: [NFS4][Server: 10.66.14.75][Mntpt: /mnt]NFS server 10.66.14.75 not responding; still trying
Feb 15 22:46:20 rrtest2 last message repeated 1 time
Feb 16 15:01:18 rrtest2 nfs: [ID 733954 kern.info] NOTICE: [NFS4][Server: 10.66.14.75][Mntpt: /mnt]NFS server 10.66.14.75 not responding; still trying
Feb 18 12:47:05 rrtest2 last message repeated 1 time
Feb 18 12:53:25 rrtest2 svc.startd[8]: [ID 122153 daemon.warning] svc:/network/nfs/client:default: Method or service exit timed out.  Killing contract 2528.
Feb 18 12:53:25 rrtest2 svc.startd[8]: [ID 636263 daemon.warning] svc:/network/nfs/client:default: Method "/lib/svc/method/nfs-client stop" failed due to signal KILL.
Feb 18 12:54:26 rrtest2 svc.startd[8]: [ID 122153 daemon.warning] svc:/network/nfs/client:default: Method or service exit timed out.  Killing contract 2529.
Feb 18 12:54:26 rrtest2 svc.startd[8]: [ID 636263 daemon.warning] svc:/network/nfs/client:default: Method "/lib/svc/method/nfs-client stop" failed due to signal KILL.

 # svcs nfs/client
STATE          STIME    FMRI
disabled       12:55:27 svc:/network/nfs/client:default

# cat /etc/mnttab


 # umount -f /mnt
 # df -kh
Filesystem             size   used  avail capacity  Mounted on
/dev/md/dsk/d10         29G    11G    17G    40%    /
/devices                 0K     0K     0K     0%    /devices
ctfs                     0K     0K     0K     0%    /system/contract
proc                     0K     0K     0K     0%    /proc
mnttab                   0K     0K     0K     0%    /etc/mnttab
swap                    65G   1.9M    65G     1%    /etc/svc/volatile
objfs                    0K     0K     0K     0%    /system/object
sharefs                  0K     0K     0K     0%    /etc/dfs/sharetab
/platform/sun4u-us3/lib/libc_psr/libc_psr_hwcap2.so.1
                        29G    11G    17G    40%    /platform/sun4u-us3/lib/libc_psr.so.1
/platform/sun4u-us3/lib/sparcv9/libc_psr/libc_psr_hwcap2.so.1
                        29G    11G    17G    40%    /platform/sun4u-us3/lib/sparcv9/libc_psr.so.1
fd                       0K     0K     0K     0%    /dev/fd
swap                    65G   296K    65G     1%    /tmp
swap                    65G    56K    65G     1%    /var/run
swap                    65G     0K    65G     0%    /dev/vx/dmp
swap                    65G     0K    65G     0%    /dev/vx/rdmp
/dev/odm                 0K     0K     0K     0%    /dev/odm
/vol/dev/dsk/c0t0d0/sol_10_1008_sparc
                       2.5G   2.5G     0K   100%    /cdrom/sol_10_1008_sparc
/dev/vx/dsk/D22-TEST/sapmnt
                        68G    36G    32G    53%    /sapmnt
/dev/vx/dsk/D22-TEST/oracle
                       600G   379G   219G    64%    /oracle

 # cat /etc/mnttab
/dev/md/dsk/d10 /       ufs     rw,intr,largefiles,logging,xattr,onerror=panic,dev=154000a      1328770692
/devices        /devices        devfs   dev=5c00000     1328770669
ctfs    /system/contract        ctfs    dev=5c40001     1328770669
proc    /proc   proc    dev=5c80000     1328770669
mnttab  /etc/mnttab     mntfs   dev=5cc0001     1328770669
swap    /etc/svc/volatile       tmpfs   xattr,dev=5d00001       1328770669
objfs   /system/object  objfs   dev=5d40001     1328770669
sharefs /etc/dfs/sharetab       sharefs dev=5d80001     1328770669
/platform/sun4u-us3/lib/libc_psr/libc_psr_hwcap2.so.1   /platform/sun4u-us3/lib/libc_psr.so.1   lofs    dev=154000a     1328770690
/platform/sun4u-us3/lib/sparcv9/libc_psr/libc_psr_hwcap2.so.1   /platform/sun4u-us3/lib/sparcv9/libc_psr.so.1   lofs    dev=154000a     1328770690
fd      /dev/fd fd      rw,dev=5f00001  1328770692
swap    /tmp    tmpfs   xattr,dev=5d00002       1328770693
swap    /var/run        tmpfs   xattr,dev=5d00003       1328770693
swap    /dev/vx/dmp     tmpfs   xattr,dev=5d00004       1328770701
swap    /dev/vx/rdmp    tmpfs   xattr,dev=5d00005       1328770701
/dev/odm        /dev/odm        odm     smartsync,dev=5f80000   1328770712
/vol/dev/dsk/c0t0d0/sol_10_1008_sparc   /cdrom/sol_10_1008_sparc        hsfs    ro,nosuid,noglobal,maplcase,rr,traildot,dev=16c0001     1328770723
/dev/vx/dsk/D22-TEST/sapmnt     /sapmnt vxfs    rw,suid,delaylog,largefiles,qio,ioerror=mwdisable,dev=5347530   1328770898
/dev/vx/dsk/D22-TEST/oracle     /oracle vxfs    rw,suid,delaylog,largefiles,qio,ioerror=mwdisable,dev=5347531   1328770909

 # svcs -a|grep nfs
disabled       Feb_09   svc:/network/nfs/server:default
disabled       12:53:38 svc:/network/nfs/cbd:default
disabled       12:55:27 svc:/network/nfs/client:default
online         Feb_09   svc:/network/nfs/status:default
online         Feb_09   svc:/network/nfs/mapid:default
online         Feb_09   svc:/network/nfs/nlockmgr:default
online         Feb_09   svc:/network/nfs/rquota:default


 # svcadm enable svc:/network/nfs/cbd:default
 # svcadm enable svc:/network/nfs/client:default
 # svcs -a|grep -i nfs
disabled       Feb_09   svc:/network/nfs/server:default
online         Feb_09   svc:/network/nfs/status:default
online         Feb_09   svc:/network/nfs/mapid:default
online         Feb_09   svc:/network/nfs/nlockmgr:default
online         Feb_09   svc:/network/nfs/rquota:default
online         12:57:30 svc:/network/nfs/cbd:default
online         12:57:55 svc:/network/nfs/client:default
   

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