Local Services
Key:
Process - process name
Purpose - what does the deamon do
Start/Stop - how do start/stop/restart the daemon
Port - what port does the daemon communicate on if applicable
On/Off - should the daemon be running normally
Process |
Purpose |
Start/Stop |
Port |
On/Off |
|---|---|---|---|---|
/fs/local/apps/ganglia-3.1.7/sbin/gmond |
Ganglia daemon - sends system stats to dasgmon every 15 seconds |
/etc/init.d/gmond start/stop |
udp 8649 to dasgmon.ucar.edu |
on |
/usr/bin/python /usr/bin/fail2ban-server |
Fail2ban - drops all connections from a non-ucar host after 10 unsuccessful ssh login attempts for 15 minutes |
/etc/init.d/fail2ban start/stop |
n/a |
on |
Linux Process Table (Redhat)
Process |
Purpose |
Start/Stop |
Port |
On/Off |
|---|---|---|---|---|
gdmgreeter |
Graphical login display |
|
|
on for graphics systems only |
irqbalance |
distribute hardware interrupts across processors on a multiprocessor system |
|
|
on |
migration |
kernel thread responsible for moving threads between cpus |
|
|
on |
ksoftirqd |
per-cpu kernel thread that runs when the machine is under heavy soft-interrupt load |
|
|
on |
khelper |
kernel thread which is used for making calls out to userspace |
|
|
on |
kacpid |
related to ACPI (power management stuff) |
|
|
|
rpciod |
NFS client process |
|
|
on |
pdflush |
flushes dirty pages in order to ensure that there is enough free memory and things won't get lost in a system crash |
|
|
|