Hitachi

For Linux(R) (x86) Systems HA Monitor Cluster Software


D. List of HA Monitor Processes

The following table lists and describes the HA Monitor processes.

Table D‒1: List of HA Monitor processes

No.

Process name

Function

Number of active processes

Remarks

1

haiod

Device processing, log output, and file I/O processing

≥ 1

--

2

halrstd

(01-50 or later)

Reset processing by virtualization software from another company

0 or 1

This process is run only when use is specified in the vmware_env operand.

3

haptrld

Monitoring servers in the monitor mode

≥ 0

The process operates in the following cases:

  • A server for which the ptrlcmd_ex operand is specified is operating as the active server.

  • A server for which the sby_ptrlcmd_ex operand is specified is operating as the standby server.

4

haresetd

Reset processing by failure management processors

≥ 0

Normally there is one process. The number of processes increases by forking only when receive message logs are output.

This process is not run when nouse is specified in the fence_reset operand.

5

hcmalive

(01-30 or later)

Transmission of alive messages

0 or 1

This process is run only when the alive_interval operand is specified.

6

hcmread

Reception of host-to-host communication messages

1

--

7

mon_lanpt

(01-40 or later)

Monitoring of LANs

≥ 0

This process is not run when the LAN monitoring function is not used.

8

mondsk_mgr

(01-69 or later)

Disk monitoring

≥ 0

The process operates in the following cases:

  • Case where use is specified for the disk_ptrl operand in the HA Monitor environment settings and HA Monitor is running

  • Case where use is specified for the disk_ptrl operand in the server environment definition and the server that the monitored disks for business use belong to is running as the active server

9

mondsk_pt

(01-69 or later)

10

prcmain

Monitoring of hosts and servers and transmission of alive messages

1

--

Legend: --: Not applicable