HP 3PAR important commands and usage

I've been recently working with 3PAR arrays for quite some time and thought of put up some important commands and their usage. 3PAR beginers and administrators can make use of this

Below are some common commands for Storage provisioning
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Command to get the paths allocated in the servers

showvlun -v <vv name> -pathsum 
showvlun -v <vv name*>
showvlun -host <hostname> -pathsum

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Command to get the detailed description of a host

showhost -desc <hostname*> 

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Command to get the detailed host and port information

showhost -d <hostname*>

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Command to display the host set with its members and the hostset in which the host is a member of

showhostset <Hostsetname*>
showhostset -host <Hostname>

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Command to display the VV wwn and creation time

showvv -d <vv name*>

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Command to display the VV capacity

showvv <vv name*>

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Command to display VV set with description and members list and the VVset in which the matching VV is member of

showvvset -d <vv Setname>
showvvset -vv <vv name*>

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Command to create host

createhost -persona <number> Host <wwn1> <wwn2>

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Rename a host

setvv -name <newname> <oldname>

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Create a Virtual Volume

createvv -pol zero_detect -tpvv AO_FC_NEW <lun name> 100g
createvv -cnt 3 <cpg name> <vv name> 100g

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To add a virtual volume to a VVset

createvvset -add <vv set name> <vv name>

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To extend a virtual volume. The below command will add 10 gb to the current space

growvv <vv name> 10g

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Command to add a server to an existing host set                                     

createhostset -add <ExistingHostSet> <HosttoAdd>

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Command to export a virtual volume to a host

createvlun <vv name> <HostLUNNumber> <hostname>

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Command to create a super user

createuser -c <password> <username> all super

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To unexport a VV from a host

removevlun –f <VVname> <HostLUNnumber> <hostname>
removevlun set:<VVSet> <LUN id> set:<hostset>

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Now when it comes to troubleshooting 3PAR storage, here are some useful commands.
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Display new alerts in the system

showalert -n

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Display the system model, serial number and details

showsys -d

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Displays information about tasks

showtask -active -t <hours> -all -type <pattern with wild characters*>
showtask –d <TaskID>

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Display the BIOS and OS version

showeeprom

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Displays the system events occurred during the last 20 minutes

showeventlog -min 20

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Displays the operating environment status for all nodes in the system

shownodeenv

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Display the physical disk parameters

showpd -c <DiskID> - to see the chunklet details
showpd -i <DiskID> -- to see the disk details with wwn 
showpd -s <DiskID>  -- Show the disk detailed state
showpd -failed -degraded  - To look failed physical disks
showpdch -fail  ---- shows every Failed Chunklet in the system
showpdvv 12 | grep -i <vv name>

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Display the IP address of the array

shownet

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To see the users connected to the array

showuserconn

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Display the the FC port link status errors

showportlesb single 1:0:2
showportlesb hist -startt 01/20 6:3:4
showport -state node:slot:port

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Displays the LD details

showld -d
showld -state -sortcol 3

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Display the cage details

showcage -d <Cage number

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>
To check delayed ack’s on 3Par firmware 2.3.1  -- Need to login as root (spdood)
Run several times to check to see if the numbers are increasing.
The command on 3.1.x OS version is statcmp

showmemval kernel7 none u32 6 delay_ack_count_per_dev  -- 
kernel 7 is node 7

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To identify the disk with high response time and IOPS

statpd -iter 3 -sortcol 9 -filt avgs,t,svct,100
statpd -w <WWN>
statpd -iter 3 -sortcol 9
statpd -p -devtype NL -sortcol 9 -d 5
statpd -iter 2 -sortcol 4 -filt avgs,t,iops,300

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Display the VLUN performance for non idle devices with R/W separated and the interval and in a timed loop

statvlun -iter 1  -d 30 -rw -ni -<host name>
statvv -iter 5 <vv name>  

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Displays read/write (I/O)  and queue length statistics for ports

statport -iter 5
statport -nodes <node number>

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Hope the above commands are some useful to you when managing and troubleshooting 3PAR storages