issue102:q._et_r
Différences
Ci-dessous, les différences entre deux révisions de la page.
Prochaine révision | Révision précédente | ||
issue102:q._et_r [2015/11/01 19:05] – créée auntiee | issue102:q._et_r [2015/11/12 22:50] (Version actuelle) – d52fr | ||
---|---|---|---|
Ligne 1: | Ligne 1: | ||
- | Q When I try to update my system, I get this error message: | + | **Q When I try to update my system, I get this error message: |
Failed to fetch http:// | Failed to fetch http:// | ||
- | A (Thanks to claracc in the Ubuntu Forums) You have obtained the correct response since the aforementioned ppas are not in the pointed address. You can go to software updater and in the "other software" | + | A (Thanks to claracc in the Ubuntu Forums) You have obtained the correct response since the aforementioned ppas are not in the pointed address. You can go to software updater and in the "other software" |
+ | Q : Quand j' | ||
- | Q I'm planning to upgrade from 12.04 to 14.04. What should I back up? | + | Failed to fetch http:// |
+ | |||
+ | R (Merci à claracc des forums Ubuntu) : vous avez reçu une réponse logique, étant donné que le dépôt mentionné ne se trouve pas à l' | ||
+ | |||
+ | **Q I'm planning to upgrade from 12.04 to 14.04. What should I back up? | ||
+ | |||
+ | A (Thanks to mastablasta in the Ubuntu Forums) You can make an image of the whole system (clone), or back up just individual folders. I would mostly back up just the data from my home folder for the upgrade. Then, before doing the upgrade, I first try a live session to ensure that all works as it should.** | ||
- | A (Thanks to mastablasta in the Ubuntu Forums) You can make an image of the whole system (clone), or back up just individual folders. I would mostly back up just the data from my home folder for the upgrade. Then, before doing the upgrade, I first try a live session to ensure that all works as it should. | + | Q : J' |
+ | R (Merci à mastablasta des forums Ubuntu) : vous pouvez créer une image de votre système entier (un clone) ou simplement sauvegarder certains répertoires de manière individuelle. Pour une mise à niveau, je sauvegarde surtout les données de mon répertoire /home. Ensuite je fais un essai avec un Live CD pour être sûr que tout fonctionne comme prévu. | ||
- | Q Is there a command that I can use to get my power supply data? | + | **Q Is there a command that I can use to get my power supply data? |
A There is no command to query the model number, wattage rating, etc. if that is what you're asking for. | A There is no command to query the model number, wattage rating, etc. if that is what you're asking for. | ||
Ligne 21: | Ligne 29: | ||
You only need to run this command once and not every time you want to see sensors. | You only need to run this command once and not every time you want to see sensors. | ||
- | sensors | + | Sensors** |
+ | Q Existe-t-il une commande pour connaître les paramètres de mon alimentation ? | ||
+ | R Si c'est ce que vous souhaitez savoir, il n' | ||
+ | |||
+ | Vous pourrez peut-être contrôler le voltage en utilisant les capteurs si votre carte-mère le permet. Toutefois ils ne sont pas toujours précis, ni correctement désignés. Installez lm-sensors, puis : | ||
+ | |||
+ | sudo sensors-detect | ||
+ | |||
+ | Il suffit d' | ||
+ | |||
+ | sensors | ||
- | Q This morning, I was notified of a software update in 14.04. After applying the update and rebooting, I cannot sign into my system. Enter my password, get the spinning wheel and Nada. Locks up tighter than a drum after about 8 seconds. A total freeze. | + | **Q This morning, I was notified of a software update in 14.04. After applying the update and rebooting, I cannot sign into my system. Enter my password, get the spinning wheel and Nada. Locks up tighter than a drum after about 8 seconds. A total freeze. |
A (Thanks to Howefield in the Ubuntu Forums) In the short term, try booting into a previous kernel. If you don't get a grub screen at boot up, press the shift key after switching the machine on and press the advanced options button and choose the previously working kernel. | A (Thanks to Howefield in the Ubuntu Forums) In the short term, try booting into a previous kernel. If you don't get a grub screen at boot up, press the shift key after switching the machine on and press the advanced options button and choose the previously working kernel. | ||
- | A buggy kernel was uploaded to ‘-proposed’ – a repository not enabled by default, so only those willing and able, with a higher tolerance to breakage, would/ | + | A buggy kernel was uploaded to ‘-proposed’ – a repository not enabled by default, so only those willing and able, with a higher tolerance to breakage, would/ |
+ | Q Ce matin j'ai été notifié d'une mise à jour logicielle pour la 14.04. Après son application et un redémarrage, | ||
- | Top questions at Askubuntu | + | R (Merci à Howefield des forums Ubuntu) : dans un premier temps, essayez de démarrer en utilisant un noyau précédent. Si l' |
+ | |||
+ | Un noyau bogué a été ajouté à « -proposed », | ||
+ | |||
+ | **Top questions at Askubuntu | ||
* Is there a software for visual display of disk space? | * Is there a software for visual display of disk space? | ||
Ligne 59: | Ligne 82: | ||
* How to execute a specific command on opening a terminal | * How to execute a specific command on opening a terminal | ||
+ | http:// | ||
+ | |||
+ | Top des questions sur Askubuntu | ||
+ | |||
+ | * Existe-t-il un logiciel pour contrôler graphiquement l' | ||
+ | http:// | ||
+ | |||
+ | * Est-il possible d' | ||
+ | http:// | ||
+ | |||
+ | * Différences entre find et locate. | ||
+ | http:// | ||
+ | |||
+ | * Quand faut-il redémarrer un système Ubuntu ? | ||
+ | http:// | ||
+ | |||
+ | * Problème d' | ||
+ | http:// | ||
+ | |||
+ | * Quelle est la meilleure façon d' | ||
+ | http:// | ||
+ | |||
+ | * Comment sécuriser mon portable pour empêcher un piratage par attaque physique ? | ||
+ | http:// | ||
+ | |||
+ | * Mon disque se remplit lentement sans aucun changement visible dans la taille des fichiers. | ||
+ | http:// | ||
+ | |||
+ | * Comment exécuter une commande spécifique dès l' | ||
http:// | http:// | ||
- | Tips and Techniques | + | **Tips and Techniques |
Private folder sharing | Private folder sharing | ||
Ligne 68: | Ligne 120: | ||
Last month I commented about the difficulties I had in setting up a server with numerous shared folders, with each one available to only a single user. I think the problem is solved. | Last month I commented about the difficulties I had in setting up a server with numerous shared folders, with each one available to only a single user. I think the problem is solved. | ||
- | Here are more specifics: the folders are on a drive in a USB 3.0 external dock. They are used as the target for Macrium Reflect image backups of Windows systems; a single 4 TB drive can hold image backups of all the workstations in the organization. | + | Here are more specifics: the folders are on a drive in a USB 3.0 external dock. They are used as the target for Macrium Reflect image backups of Windows systems; a single 4 TB drive can hold image backups of all the workstations in the organization.** |
- | The key to making it work was to put an entry in /etc/fstab to mount the external drive at boot time. If you are interested, Google will reveal lots of good information about fstab. In the specific case, a new drive will be used from time to time, to allow off-site backup. The command "sudo blkid" is useful for setting up and modifying the fstab entry. | + | Trucs et astuces |
- | The computer is running Xubuntu, which includes the program "users and groups" | + | Partage de répertoire privé |
- | sudo smbpasswd -a jean | + | Le mois dernier, j'ai parlé des difficultés rencontrées dans le paramétrage d'un serveur avec de nombreux répertoires partagés, chacun étant accessible à un seul utilisateur. Je pense avoir résolu le problème. |
+ | |||
+ | Voici plus de détails : les répertoires sont situés sur un lecteur externe connecté en USB 3.0. Ils sont utilisés comme cible par Macrium Reflect sur les systèmes Windows. Un seul disque de 4 To peut accueillir l' | ||
+ | |||
+ | **The key to making it work was to put an entry in /etc/fstab to mount the external drive at boot time. If you are interested, Google will reveal lots of good information about fstab. In the specific case, a new drive will be used from time to time, to allow off-site backup. The command "sudo blkid" is useful for setting up and modifying the fstab entry.** | ||
+ | |||
+ | La clef d'un bon fonctionnement a été d' | ||
+ | |||
+ | **The computer is running Xubuntu, which includes the program "users and groups" | ||
+ | |||
+ | Le serveur tourne sous Xubuntu qui inclut le programme « Utilisateurs et groupes ». Pour chaque ordinateur à sauvegarder, | ||
+ | |||
+ | **sudo smbpasswd -a jean | ||
Then I responded to the prompts with appropriate passwords. | Then I responded to the prompts with appropriate passwords. | ||
Then I created a folder for each user on the external drive. The last set of commands: | Then I created a folder for each user on the external drive. The last set of commands: | ||
+ | |||
+ | sudo nano / | ||
+ | |||
+ | sudo smbpasswd -a jean | ||
+ | |||
+ | Ensuite j'ai répondu aux invites avec le mot de passe approprié. | ||
+ | |||
+ | Puis, sur le disque externe, j'ai créé un répertoire pour chaque utilisateur. Une dernière commande : | ||
sudo nano / | sudo nano / | ||
- | Add something along these lines: | + | **Add something along these lines: |
[jean] | [jean] | ||
Ligne 102: | Ligne 174: | ||
testparm | testparm | ||
- | And the server part is done. | + | And the server part is done.** |
+ | |||
+ | Ajoutez quelque chose du genre : | ||
+ | |||
+ | [jean] | ||
+ | path = / | ||
+ | available = yes | ||
+ | read only = no | ||
+ | browseable = yes | ||
+ | valid users = jean administrator | ||
+ | public = no | ||
+ | writeable = yes | ||
+ | directory mask = 0750 | ||
+ | |||
+ | (Sauvegardez et quittez) | ||
+ | |||
+ | Puis : | ||
+ | |||
+ | sudo service smbd restart | ||
+ | |||
+ | testparm | ||
+ | |||
+ | Et nous en avons terminé côté serveur. |
issue102/q._et_r.1446401115.txt.gz · Dernière modification : 2015/11/01 19:05 de auntiee