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Disk, Lustre, Infiniband – HP XC System 3.x Software User Manual

Page 102: Ethernet, Interrupts, Contextswitch, Sockets

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Disk

Displays the throughput rates in Mb/s for the following disk activities from /proc/diskstats:

Write

Read

NFS

Displays statistics for the following NFS activities in calls per second from /proc/net/rpc/nfs:

Write

Read

Lustre

Displays the throughput rates in Mb/s for the following Lustre activities from
/proc/fs/lustre/llite

:

Write

Read

Infiniband

Displays the throughput rates in Mb/s for the following Infiniband activities from
/proc/voltaire

:

Write

Read

Ethernet

Displays the throughput rates in Mb/s for the following Ethernet activities from /proc/net/dev:

Write

Read

Interrupts

Displays the number of interrupts per second (Usage) from /proc/stat.

ContextSwitch

Displays the number of context switches per second (Usage) from /proc/stat.

Sockets

Displays the following statistics from /proc/net/sockstat:

Frag Mem

: Total memory used for fragmented sockets

Frag Inuse

: Number of fragmented sockets in use

Raw Inuse

: Number of raw sockets in use

UDP Inuse

: Number of UDP sockets in use

TCP Mem

: Total memory used for TCP sockets

TCP Alloc

: Number of all TCP sockets allocated

TCP TW

: Number of TCP sockets in TIME-WAIT state

TCP Orphan

: Number of TCP sockets orphaned

TCP Inuse

: Number of TCP sockets in use

Sockets Used

: Total number of sockets in use

102

Using Xtools