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Celerra Network Server Command Reference Manual
The server Commands
server_sysstat
Displays the operating system statistics for the specified Data
Mover(s).
SYNOPSIS
server_sysstat {<movername> | ALL} [-blockmap]
DESCRIPTION server_sysstat displays the operating system statistics and the status
of blockmap memory for the specified Data Mover(s).
The ALL option executes the command for all of the Data Movers.
OPTIONS No arguments
Displays all operating system statistics.
[-blockmap]
Displays the status of blockmap memory in the Data Mover.
Blockmaps are paged memory used by SnapSure to locate each block
of data comprising the checkpoint. 25 percent of physical RAM on the
Data Mover is reserved for blockmap memory.
EXAMPLE #1 To display all operating system statistics, type:
$ server_sysstat server_2
server_2 :
threads runnable = 6
threads blocked = 1399
threads I/J/Z = 2
memory free(kB) = 2689924
cpu idle_% = 99
Where:
EXAMPLE #2 To display current blockmap memory status, type:
$ server_sysstat server_2 -blockmap
server_2 :
total paged in = 0
total paged out = 1
page in rate = 0
page out rate = 0
block map memory quota = 1048576(KB)
Value Definition
threads runnable threads running as well as the ones waiting for a cpu to become available.
threads blocked threads waiting on either a condition variable or a Sthread Mutex.
threads I/J/Z threads in the following state: IDLE, JOINED, and ZOMBIE.
memory free (kB) the amount of free memory from the RAM that is available to Data Mover.
cpu idle_% idle time of the system averaged across all the processors.
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