GPT vs MBR for swap devices

[Mark Millard]

On 2018-Jun-21, at 9:27 PM, Trev <freebsd-arm at sentry.org> wrote:

> Mark Millard wrote on 22/06/2018 12:28:
>> I'll note that in 2nd1gbsdflash_swapinfo.log I see more examples of
>> large ms/w figures (and ms/r) for /dev/da0 (and some of its
>> partitions). For example:
>> dT: 10.071s  w: 10.000s
>>  L(q)  ops/s    r/s   kBps   ms/r    w/s   kBps   ms/w    d/s   kBps   ms/d   %busy Name
>>     0      4      4     61    1.5      0      7    5.8      0      0    0.0    0.7  mmcsd0
>>     8      1      0      3  27995      1     20  25706      0      0    0.0  275.9  da0
>>     0      0      0      0    0.0      0      7    5.9      0      0    0.0    0.1  mmcsd0s2
>>     0      4      4     61    1.5      0      0    0.0      0      0    0.0    0.6  mmcsd0s3
>>     0      0      0      0    0.0      0      7    5.9      0      0    0.0    0.1  ufs/rootfs
>>     0      4      4     61    1.5      0      0    0.0      0      0    0.0    0.6  mmcsd0s3b
>>     4      0      0      0    0.0      0      7  27710      0      0    0.0  277.9  da0a
>>     4      1      0      3  27996      1     14  24370      0      0    0.0  275.8  da0d
> 
> For writes, I've seen ms/w that high or indeed higher on my rpi2B but the make -j4 buildworld still completes without error (running FreeBSD 11-STABLE).
> 

Just to be sure: The large ms/w figures where on a drive with the/an
in-use swap partition? What -r?????? version(s) of base/stable/11/ ?

===
Mark Millard
marklmi at yahoo.com
( dsl-only.net went
away in early 2018-Mar)