NetApp Commands

Alignment

CDOT 8.3:

netapp-svm1::> set -priv diag
netapp-svm1::*> lun alignment show -vserver svm_kerberos_backup -fields vserver,lun,alignment -path /vol/kerberos_vol_luns_backup/kerberos_lun_*
vserver    path                              lun          alignment 
---------- --------------------------------- ------------ --------- 
svm_backup /vol/vol_luns_backup/lun_1.bcklun lun_1.bcklun aligned   
svm_backup /vol/vol_luns_backup/lun_2.bcklun lun_2.bcklun aligned   
svm_backup /vol/vol_luns_backup/lun_3.bcklun lun_3.bcklun aligned   
svm_backup /vol/vol_luns_backup/lun_4.bcklun lun_4.bcklun aligned   
4 entries were displayed.
netapp-svm1::> set -priv admin

To see on which bucket the reads and writes occure:

netapp-svm1::> set -priv diag
netapp-svm1::*> lun alignment show -vserver svm_kerberos_backup -fields vserver,lun,alignment,read-histogram,write-histogram -path /vol/kerberos_vol_luns_backup/kerberos_lun_**
vserver    path                              lun          alignment write-histogram  read-histogram   
---------- --------------------------------- ------------ --------- ---------------- ---------------- 
svm_backup /vol/vol_luns_backup/lun_1.bcklun lun_1.bcklun aligned   99,0,0,0,0,0,0,0 99,0,0,0,0,0,0,0 
svm_backup /vol/vol_luns_backup/lun_2.bcklun lun_2.bcklun aligned   99,0,0,0,0,0,0,0 99,0,0,0,0,0,0,0 
svm_backup /vol/vol_luns_backup/lun_3.bcklun lun_3.bcklun aligned   99,0,0,0,0,0,0,0 99,0,0,0,0,0,0,0 
svm_backup /vol/vol_luns_backup/lun_4.bcklun lun_4.bcklun aligned   99,0,0,0,0,0,0,0 99,0,0,0,0,0,0,0 
4 entries were displayed.
netapp-svm1::> set -priv admin

Performance

filer> priv set -q diag ; statit -b ; sysstat -x -s -c 20 3 ; statit -e ; priv set

filer> priv set -q diag ; stats show lun:*:avg_latency ; priv set

Flashpool

filer> priv set -q diag ; stats show -p hybrid_aggr ; priv set

User

Create snapshot user

security login role create      -vserver svm1       vol-snapshot-only -cmddirname DEFAULT -access none
security login role create      -vserver svm1       vol-snapshot-only -cmddirname "security login publickey" -access all
security login role create      -vserver svm1       vol-snapshot-only -cmddirname "volume snapshot" -access readonly
security login role create      -vserver svm1       vol-snapshot-only -cmddirname "volume snapshot create" -access all
security login      create      -vserver svm1 -role vol-snapshot-only -user-or-group-name snapshot-user -application ssh -authmethod publickey -comment "Snapshot User"
security login publickey create -vserver svm1                                   -username snapshot-user -publickey "ssh-rsa AAAAB3Nz...geX33k5 snapshot-user"

Network interfaces

ncl01::> network interface show -vserver ncl1
            Logical    Status     Network            Current       Current Is
Vserver     Interface  Admin/Oper Address/Mask       Node          Port    Home
----------- ---------- ---------- ------------------ ------------- ------- ----
ncl01
            cluster_mgmt   up/up    10.10.20.41/24   ncl01-01       a0a    true
            ncl01-01-ic1   up/up    10.10.20.44/24   ncl01-01       a0a    true
            ncl01-01_mgmt1 up/up    10.10.20.42/24   ncl01-01       a0a    true
            ncl01-02-ic1   up/up    10.10.20.45/24   ncl01-02       a0a    true
            ncl01-02_mgmt1 up/up    10.10.20.43/24   ncl01-02       a0a    true
5 entries were displayed.

ncl01::> network port show -link down

Node: ncl01-01
                                                  Speed(Mbps) Health
Port      IPspace      Broadcast Domain Link MTU  Admin/Oper  Status
--------- ------------ ---------------- ---- ---- ----------- --------
e0j       Default      -                down 1500  auto/1000  -
e0l       Default      -                down 1500  auto/1000  -

Node: ncl01-02
                                                  Speed(Mbps) Health
Port      IPspace      Broadcast Domain Link MTU  Admin/Oper  Status
--------- ------------ ---------------- ---- ---- ----------- --------
e0j       Default      -                down 1500  auto/1000  -
e0l       Default      -                down 1500  auto/1000  -
4 entries were displayed.

ncl01::> network port show -health-status degraded
There are no entries matching your query.

ncl01::> network port ifgrp show
         Port       Distribution                   Active
Node     IfGrp      Function     MAC Address       Ports   Ports
-------- ---------- ------------ ----------------- ------- -------------------
ncl01-01
         a0a        ip           02:a0:98:6d:06:b7 full    e0i, e0k
         a0b        ip           02:a0:98:6d:06:b8 full    e3a, e3b, e7a, e7b
ncl01-02
         a0a        ip           02:a0:98:6d:07:1f full    e0i, e0k
         a0b        ip           02:a0:98:6d:07:20 full    e3a, e3b, e7a, e7b

ncl01::> network port ifgrp show -fields down-ports
node          ifgrp down-ports
------------- ----- ----------
ncl01-01 a0a   -
ncl01-01 a0b   -
ncl01-02 a0a   -
ncl01-02 a0b   -
4 entries were displayed.

ncl01::> network port show -fields speed-oper -port e0j,e0l
node          port speed-oper
------------- ---- ----------
ncl01-01      e0j  1000
ncl01-01      e0l  1000
ncl01-02      e0j  1000
ncl01-02      e0l  1000
4 entries were displayed.

ncl01::> network port ifgrp show -fields down-ports
node          ifgrp down-ports
------------- ----- ----------
ncl01-01      a0a   -
ncl01-01      a0b   -
ncl01-02      a0a   -
ncl01-02      a0b   -
4 entries were displayed.

Links

• Brief Notes on Advanced Troubleshooting in CDOT