Ho postato il codice come mi hai richiesto e ti ringrazio per l'interessamento e già che ci sei

mi permetto di chiederti un'altra cosa
Quanta ram succhierebbe una distribuzione ubuntu aggiornata ad oggi ma con i soli programmi di default?
Ti chiedo perchè ho 1 giga di ram e sembra che la stia usando quasi tutta..ti posto anche il codice
premesso che è aperto virtual-box al quale ho assegnato 192mega
free -t
Codice: Seleziona tutto
total used free shared buffers cached
Mem: 961264 849124 112140 0 42864 200364
-/+ buffers/cache: 605896 355368
Swap: 1951736 6612 1945124
Total: 2913000 855736 2057264
Grazie anticipatamente
lspci
Codice: Seleziona tutto
00:00.0 Host bridge: VIA Technologies, Inc. P4M890 Host Bridge
00:00.1 Host bridge: VIA Technologies, Inc. P4M890 Host Bridge
00:00.2 Host bridge: VIA Technologies, Inc. P4M890 Host Bridge
00:00.3 Host bridge: VIA Technologies, Inc. P4M890 Host Bridge
00:00.4 Host bridge: VIA Technologies, Inc. P4M890 Host Bridge
00:00.5 PIC: VIA Technologies, Inc. P4M890 I/O APIC Interrupt Controller
00:00.6 Host bridge: VIA Technologies, Inc. P4M890 Security Device
00:00.7 Host bridge: VIA Technologies, Inc. P4M890 Host Bridge
00:01.0 PCI bridge: VIA Technologies, Inc. VT8237/VX700 PCI Bridge
00:02.0 PCI bridge: VIA Technologies, Inc. P4M890 PCI to PCI Bridge Controller
00:03.0 PCI bridge: VIA Technologies, Inc. P4M890 PCI to PCI Bridge Controller
00:09.0 Multimedia controller: Philips Semiconductors SAA7131/SAA7133/SAA7135 Video Broadcast Decoder (rev d1)
00:0a.0 PCI bridge: Hint Corp HB6 Universal PCI-PCI bridge (non-transparent mode) (rev 11)
00:0f.0 IDE interface: VIA Technologies, Inc. VT8237A SATA 2-Port Controller (rev 80)
00:0f.1 IDE interface: VIA Technologies, Inc. VT82C586A/B/VT82C686/A/B/VT823x/A/C PIPC Bus Master IDE (rev 07)
00:10.0 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev a0)
00:10.1 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev a0)
00:10.2 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev a0)
00:10.3 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev a0)
00:10.4 USB Controller: VIA Technologies, Inc. USB 2.0 (rev 86)
00:11.0 ISA bridge: VIA Technologies, Inc. VT8237A PCI to ISA Bridge
00:11.7 Host bridge: VIA Technologies, Inc. VT8251 Ultra VLINK Controller
00:12.0 Ethernet controller: VIA Technologies, Inc. VT6102 [Rhine-II] (rev 7c)
00:13.0 PCI bridge: VIA Technologies, Inc. VT8237A Host Bridge
01:00.0 VGA compatible controller: VIA Technologies, Inc. P4M890 [S3 UniChrome Pro] (rev 01)
04:08.0 FireWire (IEEE 1394): VIA Technologies, Inc. VT6306/7/8 [Fire II(M)] IEEE 1394 OHCI Controller (rev 46)
04:09.0 USB Controller: NEC Corporation USB (rev 41)
04:09.1 USB Controller: NEC Corporation USB (rev 41)
04:09.2 USB Controller: NEC Corporation USB 2.0 (rev 02)
05:01.0 Audio device: VIA Technologies, Inc. VT1708/A [Azalia HDAC] (VIA High Definition Audio Controller) (rev 10
aplay -l
Codice: Seleziona tutto
**** Lista di PLAYBACK dispositivi hardware ****
scheda 0: VT82xx [HDA VIA VT82xx], dispositivo 0: ALC660 Analog [ALC660 Analog]
Sottoperiferiche: 1/1
Sottoperiferica #0: subdevice #0
scheda 0: VT82xx [HDA VIA VT82xx], dispositivo 1: ALC660 Digital [ALC660 Digital]
Sottoperiferiche: 1/1
Sottoperiferica #0: subdevice #0
cat /proc/asound/card*/codec* | grep -i codec
dmesg | grep -i hda
Codice: Seleziona tutto
[ 11.251185] HDA Intel 0000:05:01.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
[ 11.251227] HDA Intel 0000:05:01.0: setting latency timer to 64
[ 11.251232] HDA Intel 0000:05:01.0: PCI: Disallowing DAC for device
[ 11.327828] hda_codec: ALC660: BIOS auto-probing.
[ 11.329477] input: HDA Digital PCBeep as /devices/pci0000:00/0000:00:13.0/0000:05:01.0/input/input6
[ 15.247704] hda-intel: IRQ timing workaround is activated for card #0. Suggest a bigger bdl_pos_adj
ps aux | grep pulse
Codice: Seleziona tutto
claudio 1565 0.0 0.8 177688 7984 ? S<sl 17:06 0:02 /usr/bin/pulseaudio --start --log-target=syslog
claudio 1584 0.0 0.3 10748 2992 ? S 17:06 0:00 /usr/lib/pulseaudio/pulse/gconf-helper
claudio 2955 0.0 0.0 4416 896 pts/0 S+ 18:26 0:00 grep --color=auto pulse
alsamixer