... so w tej ścieżce więc poszukaj w twoim systemie np.
sudo apt install locate
sudo locate v4l1compat.so
szukaj z głównej ścieżki czyli /
find -name v4l1compat.so
u mnie jest w:
/usr/lib/i386-linux-gnu/libv4l/v4l1compat.so
/usr/lib/x86_64-linux-gnu/libv4l/v4l1compat.so
może więc :
LD_PRELOAD ...

... roll: :roll: :roll: :roll: ięki.
Taki błąd wyskakuje:
E: Unable to locate package TeamSpeak3-Client-linux_amd64-3.1.9.run
E: Couldn't find any package by regex 'TeamSpeak3-Client-linux_amd64-3.1.9.run'

... dependency tree
Reading state information... Done
E: Unable to locate package linux-source-4.10.0-19-generic
E: Couldn't find any package by glob 'linux-source-4.10.0-19-generic'
E: Couldn't find any package by regex 'linux-source-4.10.0-19-generic'

... dependency tree
Reading state information... Done
E: Unable to locate package linux-source-4.13
E: Couldn't find any package by glob 'linux-source-4.13'
E: Couldn't find any package by regex 'linux-source-4.13'

Skad mam wiedziec co kompilowac zeby ten plik nf_nat_core.c byl ??
PRZECZUWALEM ...

... 2G num_reg: 2 lose cover RAM: 3904M
[ 0.000000] mtrr_cleanup: can not find optimal value
[ 0.000000] please specify mtrr_gran_size/mtrr_chunk_size ... mem 0x0000000000000000-0x000000024bffffff]
[ 0.000000] NODE_DATA(0) allocated [mem 0x24bff5000-0x24bff9fff]
[ 0.000000] Zone ranges:
[ 0.000000] DMA ...

... dependency tree
Reading state information... Done
E: Unable to locate package libgtk-x11-2.0.so.0
E: Couldn't find any package by glob 'libgtk-x11-2.0.so.0'
E: Couldn't find any package by regex 'libgtk-x11-2.0.so.0'

... map --unmap=0:0xff
map --unhook
map --rehook
ls /usbdrive.tag > nul || find --set-root --devices=hf /usbdrive.tag > nul
ls /default > nul && default ... partition 0
map --unmap=0:0xff
map --unhook && map --rehook
cat --hex --locate=PoLPu@ (md)0x3D0+0x130 > nul && echo Cannot continue if PLoP is active ...

... takie coś [et-sdl-sound] info : et.x86 is installed to /home/ppp/et
find: `/usr/lib32/': Nie ma takiego pliku ani katalogu
[et-sdl-sound] error : can't locate libSDL.so
[et-sdl-sound] info : tried following files
[et-sdl-sound] info : /usr/lib/libSDL.so
[et-sdl-sound] info : ERROR: cannot open ...

... dependency tree
Reading state information... Done
E: Unable to locate package OpenVisualTraceRoute1.4.0
E: Couldn't find any package by regex 'OpenVisualTraceRoute1.4.0'
john@john-ThinkPad-T60p:~$


Eeeech trzeba miec cierpliwosc.

Komenda "locate" mowi ze plik jest w katalogu glownym.
john@john-ThinkPad-T60p:~$ locate org.leo.traceroute.jar
/home/john/Downloads/OpenVisualTraceRoute1.4.0/org.leo.traceroute.jar
/opt/OpenVisualTraceRoute1.4.0/org.leo.traceroute.jar
john@john-ThinkPad-T60p:~$ find org.leo.traceroute.jar
find: `org ...

... ok

5)

dellka@komputer:~$ sudo nvidia-xconfig

WARNING: Unable to locate/open X configuration file.

New X configuration file written to '/etc ... oraz ponowny logout/login - i znów to samo, chociaż już mam:

8 )

~$ find /lib/modules/$(uname -r) -name 'nvidia*.ko*'
/lib/modules/3.8.0-31 ...

... packages lists
PPA to be removed: makson96 mesa
Warning: Could not find package list for PPA: makson96 mesa


---- dobra, usunąłem to po prostu ... to że nic nie pozostało po tych pakietach
karol@karol-desktop:~$ sudo locate fglrx*
karol@karol-desktop:~$ sudo locate ati*
karol@karol-desktop ...

... usr/bin/du [ OK ]
/usr/bin/env [ OK ]
/usr/bin/file [ OK ]
/usr/bin/find [ OK ]
/usr/bin/GET [ OK ]
/usr/bin/groups [ OK ]
/usr/bin/head [ OK ... Warning ]
/usr/bin/ldd [ OK ]
/usr/bin/less [ OK ]
/usr/bin/locate [ OK ]
/usr/bin/logger [ Warning ]
/usr/bin/lsattr [ OK ]
/usr/bin ...

... usr/bin/du [ OK ]
/usr/bin/env [ OK ]
/usr/bin/file [ OK ]
/usr/bin/find [ OK ]
/usr/bin/GET [ OK ]
/usr/bin/groups [ OK ]
/usr/bin/head [ OK ]
/usr/bin/id [ OK ]
/usr/bin/killall [ OK ]
/usr/bin/last [ OK ]
/usr/bin/lastlog [ OK ]
/usr/bin/ldd [ OK ]
/usr/bin/less [ OK ]
/usr/bin/locate ...

... MAIN CONFIGURATION FILE
# This tells the CGIs where to find your main configuration file.
# The CGIs will read the main and host ... path where the HTML files for Nagios reside. This
# value is used to locate the logo images needed by the statusmap
# and statuswrl CGIs.

physical ...

Wykorzystaj polecenie locate: albo find:

... exception support... done.
[ 0.000000] Initializing CPU#0
[ 0.000000] allocated 2620800 bytes of page_cgroup
[ 0.000000] please try 'cgroup_disable ... 781259] FAT: bogus number of reserved sectors
[ 2484.781273] VFS: Can't find a valid FAT filesystem on dev sda1.
[ 2561.566159] snd_pcm_update_hw_ptr0 ...

... się z innymi.

Odwołajmy się do źródła niezawodnego: Manuala.

1) man locate => locate - wyszukuje pliki w okresowo aktualizowanej bazie danych [...]
2) man find => find - szuka plików w hierarchii katalogowej [...]

Początkującym (choć nie tylko) często łatwiej przychodzi locate, które bez ...

... user@ubuntu:~$

user@ubuntu:~$ apt-cache policy tc18.5
N: Unable to locate package tc18.5
N: Couldn't find any package by regex 'tc18.5'
user@ubuntu:~$

user@ubuntu:~$ apt-cache policy libruby1.8
libruby1.8:
Zainstalowana: (brak)
Kandydująca: (brak)
Tabela wersji:
user@ubuntu:~$

user@ubuntu ...

co nie zmienia faktu ze locate odpowiada na pytanie "gdzie to bylo" a find na "gdzie to jest". locate jest szybki (pozornie bo musi zaindeksowac to co ma w filesystemie) ale nie wie o tym co sie zmienilo od ostatniej indeksacji