Month: September 2012

two finger scrolling for touchpad in lenovo t400

rdircio 
xinput --set-prop --type=int --format=32 "SynPS/2 Synaptics TouchPad" "Synaptics Two-Finger Pressure" 4
xinput --set-prop --type=int --format=32 "SynPS/2 Synaptics TouchPad" "Synaptics Two-Finger Width" 8
xinput --set-prop --type=int --format=8 "SynPS/2 Synaptics TouchPad" "Synaptics Two-Finger Scrolling" 1 1
xinput --set-prop --type=int --format=8 "SynPS/2 Synaptics TouchPad" "Synaptics Edge Scrolling" 0 0 0
xinput set-button-map "SynPS/2 Synaptics TouchPad" 1 2 3 5 4 6 7 8 9 10 11 12

get /dev/dm* device mappings

rdircio

[root@aserver tmp]# for d in $(ls /sys/block/dm-*/dev); do echo -n “$d “;cat $d ; done
/sys/block/dm-0/dev 253:0
/sys/block/dm-10/dev 253:10
/sys/block/dm-11/dev 253:11
/sys/block/dm-1/dev 253:1
/sys/block/dm-2/dev 253:2
/sys/block/dm-3/dev 253:3
/sys/block/dm-4/dev 253:4
/sys/block/dm-5/dev 253:5
/sys/block/dm-6/dev 253:6
/sys/block/dm-7/dev 253:7
/sys/block/dm-8/dev 253:8
/sys/block/dm-9/dev 253:9

[root@aserver tmp]# ls -la /dev/mapper/
total 0
drwxr-xr-x 2 root root 300 Sep 9 00:38 .
drwxr-xr-x 17 root root 31840 Sep 24 17:37 ..
crw——- 1 root root 10, 63 Sep 9 00:37 control
brw-rw—- 1 root disk 253, 11 Sep 9 00:38 oradg-ora_backups_vol
brw-rw—- 1 root disk 253, 9 Sep 9 00:38 oradg-ora_log_vol
brw-rw—- 1 root disk 253, 8 Sep 9 00:38 oradg-ora_opt_vol
brw-rw—- 1 root disk 253, 10 Sep 9 00:38 oradg-ora_vendor_vol
brw-rw—- 1 root disk 253, 5 Sep 9 00:37 sysvg-home
brw-rw—- 1 root disk 253, 1 Sep 9 00:37 sysvg-opt
brw-rw—- 1 root disk 253, 7 Sep 9 00:37 sysvg-optCA
brw-rw—- 1 root disk 253, 0 Sep 9 00:37 sysvg-root
brw-rw—- 1 root disk 253, 6 Sep 9 00:37 sysvg-swap
brw-rw—- 1 root disk 253, 4 Sep 9 00:37 sysvg-tmp
brw-rw—- 1 root disk 253, 2 Sep 9 00:37 sysvg-usr
brw-rw—- 1 root disk 253, 3 Sep 9 00:37 sysvg-var

find all hosts in my network

rdircio 
rdircio@pc:~$ nmap -sP 192.168.2.0/24

Starting Nmap 5.21 ( http://nmap.org ) at 2012-09-11 09:43 CDT
Nmap scan report for router.darkstar (192.168.2.1)
Host is up (0.0032s latency).
Nmap scan report for kraftek.com (192.168.2.6)
Host is up (0.0030s latency).
Nmap scan report for pc (192.168.2.10)
Host is up (0.000073s latency).
Nmap scan report for appletv (192.168.2.20)
Host is up (0.062s latency).
Nmap done: 256 IP addresses (4 hosts up) scanned in 3.72 seconds