did i ask this before, i use dd, but then I'd still have same problem with the corrupt partition issue, right? forgive the question if I asked it before.
Sent from my iPhone > On Sep 12, 2015, at 9:14 AM, Eric Oyen <[email protected]> wrote: > > well, here is how the drive imaging works with Disk utility. > > you can create a hard disk image, partition it and then copy the relevant > files to it. mind you, this is not exactly a clone. I haven't tried this > particular method myself, so I am not sure if it would work. > > However, if you dd the entire device, all information (including boot record, > partition map, drive allocation tables, volume bitmaps and everything else is > preserved as a bit for bit image. with a large enough backup drive, you can > store the entire image as a single file. This is the method I use and it > works 100% of the time. THe other method (creating a disk image using DU) > will not have the same results. you might miss some things like the MBR, > partition tables and a few other needed items. now, I use dd as a matter of > course simply because I don't have money to throw at a backup program that > may, or may not, be entirely accessible for the totally blind user. it is > also an included command line app that can be run in terminal from the > recovery partition. SInce I can run this recovery partition from either a CD > or a USB stick (properly configured), I don't have to worry about anything on > the system drive that might accidentally get wiped (considering that I am > wiping it anyway). > > if you need more info on dd, you can read here: > https://developer.apple.com/library/mac/documentation/Darwin/Reference/ManPages/man1/dd.1.html > > -eric > >> On Sep 12, 2015, at 6:31 AM, Joe Quinn wrote: >> >> So if I Image my boot camp partition, then I deleted, reinstall it, and then >> restore it, would it boot? I assume not because as you said it wouldn't copy >> everything, only where there is data. I'm just confused. :-) I should just >> come in and Match the start and sectors of the partition tables. >> >> Sent from my iPhone >> >>> On Sep 12, 2015, at 12:41 AM, Eric Oyen <[email protected]> wrote: >>> >>> that would work. you can create a sparse image of the drive as an image >>> file on another volume. the beauty about this is that only those places >>> that have data will be copied. ANything without data will simply be ignored >>> (as a zero space allocation). THis generally only works if you create a >>> sparse image volume to mimic a hard dis and then do a copy of all the files >>> inside the partition. its not exactly a bit for bit backup, but it serves >>> as a stopgap. >>> >>> -eric >>> >>>> On Sep 11, 2015, at 1:24 PM, Joe Quinn wrote: >>>> >>>> there's an "image" function in disk utilitity. would that work or do >>>> anything? it's in the tolbar with firstaid, restore, etc. >>>> >>>> Sent from my iPhone >>>> >>>>> On Sep 11, 2015, at 8:35 AM, Eric Oyen <[email protected]> wrote: >>>>> >>>>> I mentioned dd. Believe me, its a lot better than msbackup. the last time >>>>> I used MS Backup, it missed a number of files in my user settings >>>>> directory. so, these days, I backup the windows partition to an external >>>>> drive as an image file. I do so once per week and only keep 2 consecutive >>>>> backups. THis way, I have the next most recent and the most recent >>>>> backups on hand should something be amiss. >>>>> >>>>> -eric >>>>> >>>>>> On Sep 11, 2015, at 5:50 AM, - wrote: >>>>>> >>>>>> >>>>>> Someone mentioned "dd" as a backup utility in terminal. Ditto and rsync >>>>>> can perform the same function. In google use "os10 backup" and one of >>>>>> the names for tons of web sites for using them as backup. >>>>>> >>>>>>> On Thu, 10 Sep 2015, Joe Quinn wrote: >>>>>>> >>>>>>> What are some good back up programs that will back up my Mac OS X drive >>>>>>> as well as the Boot Camp partition? I think I'm going to need it. :-) >>>>>>> >>>>>>> >>>>>>> Sent from my iPhone >>>>>>> >>>>>>> -- >>>>>>> You received this message because you are subscribed to the Google >>>>>>> Groups "MacVisionaries" group. >>>>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>>>> an email to [email protected]. >>>>>>> To post to this group, send email to [email protected]. >>>>>>> Visit this group at http://groups.google.com/group/macvisionaries. >>>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>> >>>>>> XB >>>>>> >>>>>> -- >>>>>> You received this message because you are subscribed to the Google >>>>>> Groups "MacVisionaries" group. >>>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>>> an email to [email protected]. >>>>>> To post to this group, send email to [email protected]. >>>>>> Visit this group at http://groups.google.com/group/macvisionaries. >>>>>> For more options, visit https://groups.google.com/d/optout. >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google Groups >>>>> "MacVisionaries" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send an >>>>> email to [email protected]. >>>>> To post to this group, send email to [email protected]. >>>>> Visit this group at http://groups.google.com/group/macvisionaries. >>>>> For more options, visit https://groups.google.com/d/optout. >>>> >>>> -- >>>> You received this message because you are subscribed to the Google Groups >>>> "MacVisionaries" group. >>>> To unsubscribe from this group and stop receiving emails from it, send an >>>> email to [email protected]. >>>> To post to this group, send email to [email protected]. >>>> Visit this group at http://groups.google.com/group/macvisionaries. >>>> For more options, visit https://groups.google.com/d/optout. >>> >>> -- >>> You received this message because you are subscribed to the Google Groups >>> "MacVisionaries" group. >>> To unsubscribe from this group and stop receiving emails from it, send an >>> email to [email protected]. >>> To post to this group, send email to [email protected]. >>> Visit this group at http://groups.google.com/group/macvisionaries. >>> For more options, visit https://groups.google.com/d/optout. >> >> -- >> You received this message because you are subscribed to the Google Groups >> "MacVisionaries" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To post to this group, send email to [email protected]. >> Visit this group at http://groups.google.com/group/macvisionaries. >> For more options, visit https://groups.google.com/d/optout. > > -- > You received this message because you are subscribed to the Google Groups > "MacVisionaries" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/macvisionaries. > For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "MacVisionaries" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/macvisionaries. For more options, visit https://groups.google.com/d/optout.
