<div dir="ltr"><div>Maybe a time warp? The page I referenced has it as April 29 2017 10:00-19:00 and April 30 2017 10:00 -17:00. Alas, Inman Park Festival is also that weekend. I'm still trying to figure my schedule.<br><br></div>-- CHS<br><br></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Apr 24, 2017 at 8:26 PM, Joey Kelly <span dir="ltr"><<a href="mailto:joey@joeykelly.net" target="_blank">joey@joeykelly.net</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class="">On 04/24/2017 11:02 AM, Charles Shapiro wrote:<br>
> Atlanta Vintage Computer Festival is this weekend. ( <a href="https://atlhcs.org/" rel="noreferrer" target="_blank">https://atlhcs.org/</a> ).<br>
<br>
</span>Hrm? The webpage says it was 3 weeks ago? Or did I accidentally trip<br>
through a time warp?<br>
<br>
--Joey<br>
<span class=""><br>
><br>
> -- CHS<br>
><br>
><br>
> On Sun, Apr 23, 2017 at 4:45 PM, Alex Carver <<a href="mailto:agcarver%2Bale@acarver.net">agcarver+ale@acarver.net</a><br>
</span><div><div class="h5">> <mailto:<a href="mailto:agcarver%2Bale@acarver.net">agcarver+ale@acarver.<wbr>net</a>>> wrote:<br>
><br>
> In this case the old drive was MSDOS partition with 512b blocks so it's<br>
> not 4k aligned. The file system itself is ext2. When I imaged the old<br>
> drive with ddrescue, I pulled the entire drive in so I'd have the boot<br>
> sector and the primary partition (there was only two partitions on the<br>
> original drive and one was swap). I killed off the swap partition then<br>
> stretched out the main partition a bit to accommodate the contents of a<br>
> second drive that was installed (single partition as well). I was more<br>
> concerned about the block erasing during TRIM in the SSD with unaligned<br>
> sectors.<br>
><br>
> It's mainly used as the network syslog server to record all the logs<br>
> from various network devices (cameras, phones, etc.), some data logging<br>
> from remote sensors (database), plus I do some internal web applications<br>
> with it. Not really heavy usage.<br>
><br>
> I've got plenty of old machines floating around with 5.25 floppies or<br>
> other storage media. :) In rough order of age of all my functional<br>
> machines:<br>
><br>
> Timex Sinclair (tape drive from a TRS-80 is floating around though the<br>
> TRS-80 is no longer here)<br>
> [Used to have a NorthStar branded CP/M machine with hard-sector 5.25<br>
> floppies and integrated green screen -- I taught myself dBase III on it<br>
> and cataloged all my electronic parts with it. It's long gone but it<br>
> was functional]<br>
> Emerson branded 80286 (this became a modem server though it needs<br>
> fixing up)<br>
> NeXT slab<br>
> 2x Sun IPXes with external enclosures (one of them is my network GPS<br>
> clock)<br>
> Unbranded (from parts) 386DX with 387 coproc<br>
> Packard Bell branded 486SX (now with a 486DX2/66 chip)<br>
> Unbranded Pentium II 266 (for experiments)<br>
> 4x Sun Enterprise 220Rs with dual UltraSPARC II processors (lots of<br>
> experiments)<br>
> 1x Sun SparcStation 20 (RAID server using 2 Sun A1000 arrays)<br>
> Unbranded AMD K6 (the topic of conversation)<br>
> Toshiba Satellite 1900 series laptop<br>
> Averatec laptop<br>
> Unbranded Pentium 4 (previous desktop)<br>
> 3x Raspberry Pi B+<br>
> Unbranded Core i7-3770 Ivy Bridge (current desktop)<br>
><br>
> On 2017-04-23 13:10, DJ-Pfulio wrote:<br>
> > I don't think alignment matters on SSDs. They are so fast.<br>
> ><br>
> > I've done this with gparted, but always made a full partition backup<br>
> > using fsarchiver first. Didn't need the backup, but ... I'm pretty<br>
> > experienced with the tools.<br>
> ><br>
> > Also, the underlying file system matters. XFS/btrfs seem to have the<br>
> > most issues. EXT3/4 seem to be well supported for things like<br>
> this. IMHO.<br>
> ><br>
> > gparted and parted have always handled alignment issues. I heard that<br>
> > fdisk started sometime after they added GPT support (whenever that<br>
> was).<br>
> > I've never used gdisks after seeing all the problems people had<br>
> with it.<br>
> > Heard that fdisk is safe on GPT again, for the latest distros.<br>
> ><br>
> > I have a K2/200 around here somewhere. Keep it for the 5.25in floppy.<br>
> > Never know when that will be needed again. That machine also has an<br>
> > Adaptec 2940u SCSI card. ;)<br>
> ><br>
> > On 04/23/2017 02:56 PM, Alex Carver wrote:<br>
> >> True, I just wondered if there was a way given that parted/resize2fs<br>
> >> both worked pretty well with data on a partition (I ddrescue'd<br>
> the old<br>
> >> drive to the SSD then grew the partition).<br>
> >><br>
> >> However, after running a couple I/O tests on the drive I'm not<br>
> going to<br>
> >> bother with the realignment. I'm getting read speeds of about 160<br>
> >> MB/sec and write speeds of 116 MB/sec. Given the age of the machine<br>
> >> that's pretty good (AMD K6 with a PCI SATA card and SATA SSD to<br>
> replace<br>
> >> the on-board IDE and old Maxtor drives)<br>
> >><br>
> >> On 2017-04-23 05:04, Jim Kinney wrote:<br>
> >>> I would not consider realignment safe with data on the sectors<br>
> that are soon to<br>
> >>> be outside the partition.<br>
> >>><br>
> >>> On Apr 23, 2017 2:00 AM, "Alex Carver" <<a href="mailto:agcarver%2Bale@acarver.net">agcarver+ale@acarver.net</a><br>
> <mailto:<a href="mailto:agcarver%252Bale@acarver.net">agcarver%2Bale@<wbr>acarver.net</a>><br>
</div></div>> >>> <mailto:<a href="mailto:agcarver%252Bale@acarver.net">agcarver%2Bale@<wbr>acarver.net</a><br>
<span class="">> <mailto:<a href="mailto:agcarver%25252Bale@acarver.net">agcarver%252Bale@<wbr>acarver.net</a>>>> wrote:<br>
> >>><br>
> >>> Just swapped out a spinning drive for an SSD but I probably<br>
> need to<br>
> >>> realign the partitions. Currently everything is in one<br>
> partition at the<br>
> >>> start of the disk but it's on sector 63. I can pop the disk<br>
> out and<br>
> >>> plug it into another machine to do this but I'd like to<br>
> slide the<br>
> >>> partition over to the right spot (assuming this doesn't<br>
> affect the boot<br>
> >>> process). I haven't found a way to do this as nearly every<br>
> page I find<br>
> >>> talks about having parted align new partitions but not those<br>
> that have data.<br>
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<br>
</span><span class="HOEnZb"><font color="#888888">--<br>
Joey Kelly<br>
Minister of the Gospel and Linux Consultant<br>
<a href="http://joeykelly.net" rel="noreferrer" target="_blank">http://joeykelly.net</a><br>
<a href="tel:504-239-6550" value="+15042396550">504-239-6550</a><br>
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</div></div></blockquote></div><br></div>