Re: Calculating optimal disk partitions

2013-05-14 Thread Chris Murphy
On May 14, 2013, at 8:29 AM, cr...@gtek.biz wrote: > On Saturday, May 11, 2013 04:14, "Chris Murphy" > said: >> So again the best >> option is specifying the first partition start sector of 2048 (i.e. 1MB), >> and from >> there in whole MB increments. > If I understand you regarding HDDs, t

Re: Calculating optimal disk partitions

2013-05-14 Thread craig
On Saturday, May 11, 2013 04:14, "Chris Murphy" said: > > On May 10, 2013, at 1:00 PM, Ulf Zibis wrote: > >> Hi, >> >> Am 10.05.2013 04:52, schrieb Chris Murphy: >>> The simplest rule of thumb is to start a partition at 1MB, and specify all >>> partition sizes in whole MB's. It solves this, an

Re: Calculating optimal disk partitions

2013-05-11 Thread Chris Murphy
On May 10, 2013, at 1:00 PM, Ulf Zibis wrote: > Hi, > > Am 10.05.2013 04:52, schrieb Chris Murphy: >> The simplest rule of thumb is to start a partition at 1MB, and specify all >> partition sizes in whole MB's. It solves this, and maybe also for SSDs. The >> open question is some SSDs have 2+

Re: Calculating optimal disk partitions

2013-05-10 Thread Ulf Zibis
Hi, Am 10.05.2013 04:52, schrieb Chris Murphy: The simplest rule of thumb is to start a partition at 1MB, and specify all partition sizes in whole MB's. It solves this, and maybe also for SSDs. The open question is some SSDs have 2+MB erase block sizes and it's not clear if there's a benefit,

Re: Calculating optimal disk partitions

2013-05-10 Thread craig
On Thursday, May 9, 2013 21:52, "Chris Murphy" said: > > On May 9, 2013, at 8:20 AM, cr...@gtek.biz wrote: >> In the meantime, do you mind if I post a pointer to our conversation here >> back >> on the Debian User list for anyone that might be following it there? > > No, feel free. > The si

Re: Calculating optimal disk partitions

2013-05-09 Thread Chris Murphy
On May 9, 2013, at 8:20 AM, cr...@gtek.biz wrote: > In the meantime, do you mind if I post a pointer to our conversation here > back on the Debian User list for anyone that might be following it there? No, feel free. > >> >> It's possible in your case the warning is about another partition w

Re: Calculating optimal disk partitions

2013-05-09 Thread craig
On Wednesday, May 8, 2013 16:46, "Chris Murphy" said: > On May 8, 2013, at 2:37 PM, cr...@gtek.biz wrote: > >> On Wednesday, May 8, 2013 13:17, "Chris Murphy" >> said: >> >> Thanks for responding Chris! >> >>> On a 512byte physical and logical sector hard drive, the messages can be >>> ignored

Re: Calculating optimal disk partitions

2013-05-08 Thread Chris Murphy
On May 8, 2013, at 2:37 PM, cr...@gtek.biz wrote: > On Wednesday, May 8, 2013 13:17, "Chris Murphy" > said: > > Thanks for responding Chris! > >> On a 512byte physical and logical sector hard drive, the messages can be >> ignored. >> Alignment isn't an issue. > > Wouldn't the generation of

Re: Calculating optimal disk partitions

2013-05-08 Thread craig
On Wednesday, May 8, 2013 13:17, "Chris Murphy" said: Thanks for responding Chris! > On a 512byte physical and logical sector hard drive, the messages can be > ignored. > Alignment isn't an issue. Wouldn't the generation of an error message, when no error condition exists, be considered a bug

Re: Calculating optimal disk partitions

2013-05-08 Thread Chris Murphy
On a 512byte physical and logical sector hard drive, the messages can be ignored. Alignment isn't an issue. For SSDs which effectively lie about their physical sector size, the consequences of miss alignment are variable the firmware. Chris Murphy