No idea where to even start.  This is a brand new build and worked perfect.

 

 

[ 1665.687896] mdcmd (46): spindown 1

[ 1667.489404] mdcmd (47): spindown 3

[ 1668.355199] mdcmd (48): spindown 5

[ 1669.117221] mdcmd (49): spindown 6

[ 1670.988363] mdcmd (50): spindown 2

[ 1671.400049] mdcmd (51): spindown 7

[ 1672.711065] mdcmd (52): spindown 0

[ 1673.235264] mdcmd (53): spindown 4

[ 1704.985031] sd 1:0:5:0: attempting task abort! scmd(000000000eb7137d)

[ 1704.985038] sd 1:0:5:0: [sdi] tag#1739 CDB: opcode=0x85 85 08 2e 00 d0 00 01 00 00 00 4f 00 c2 00 b0 00

[ 1704.985042] scsi target1:0:5: handle(0x000e), sas_address(0x4433221104000000), phy(4)

[ 1704.985044] scsi target1:0:5: enclosure logical id(0x500605b001f31400), slot(7)

[ 1707.334599] sd 1:0:5:0: task abort: SUCCESS scmd(000000000eb7137d)

[ 1714.456866] sd 1:0:6:0: attempting task abort! scmd(0000000036a10ce2)

[ 1714.456873] sd 1:0:6:0: [sdj] tag#1739 CDB: opcode=0x85 85 08 2e 00 d0 00 01 00 00 00 4f 00 c2 00 b0 00

[ 1714.456877] scsi target1:0:6: handle(0x000f), sas_address(0x4433221105000000), phy(5)

[ 1714.456879] scsi target1:0:6: enclosure logical id(0x500605b001f31400), slot(6)

[ 1716.587485] sd 1:0:6:0: task abort: SUCCESS scmd(0000000036a10ce2)

[ 1723.736696] sd 1:0:7:0: attempting task abort! scmd(0000000022e95427)

[ 1723.736704] sd 1:0:7:0: [sdk] tag#1739 CDB: opcode=0x85 85 06 20 00 d8 00 00 00 00 00 4f 00 c2 00 b0 00

[ 1723.736708] scsi target1:0:7: handle(0x0010), sas_address(0x4433221107000000), phy(7)

[ 1723.736710] scsi target1:0:7: enclosure logical id(0x500605b001f31400), slot(4)

[ 1727.547741] sd 1:0:7:0: task abort: SUCCESS scmd(0000000022e95427)

[ 1734.616503] sd 1:0:0:0: attempting task abort! scmd(00000000f7ea3896)

[ 1734.616510] sd 1:0:0:0: [sdd] tag#1739 CDB: opcode=0x85 85 06 20 00 d8 00 00 00 00 00 4f 00 c2 00 b0 00

[ 1734.616514] scsi target1:0:0: handle(0x0009), sas_address(0x4433221101000000), phy(1)

[ 1734.616516] scsi target1:0:0: enclosure logical id(0x500605b001f31400), slot(2)

[ 1735.965906] sd 1:0:0:0: task abort: SUCCESS scmd(00000000f7ea3896)

[ 1743.064350] sd 1:0:1:0: attempting task abort! scmd(0000000005f951d9)

[ 1743.064357] sd 1:0:1:0: [sde] tag#1739 CDB: opcode=0x85 85 06 20 00 d8 00 00 00 00 00 4f 00 c2 00 b0 00

[ 1743.064361] scsi target1:0:1: handle(0x000a), sas_address(0x4433221100000000), phy(0)

[ 1743.064363] scsi target1:0:1: enclosure logical id(0x500605b001f31400), slot(3)

[ 1745.517380] sd 1:0:1:0: task abort: SUCCESS scmd(0000000005f951d9)

[ 1746.320544] sd 1:0:0:0: Power-on or device reset occurred

[ 1746.617091] sd 1:0:1:0: Power-on or device reset occurred

[ 1752.664178] sd 1:0:2:0: attempting task abort! scmd(0000000051428bb3)

[ 1752.664185] sd 1:0:2:0: [sdf] tag#1739 CDB: opcode=0x85 85 08 2e 00 d0 00 01 00 00 00 4f 00 c2 00 b0 00

[ 1752.664189] scsi target1:0:2: handle(0x000b), sas_address(0x4433221102000000), phy(2)

[ 1752.664191] scsi target1:0:2: enclosure logical id(0x500605b001f31400), slot(1)

[ 1754.717920] sd 1:0:2:0: task abort: SUCCESS scmd(0000000051428bb3)

[ 1754.954073] sd 1:0:2:0: Power-on or device reset occurred

[ 1761.879991] sd 1:0:3:0: attempting task abort! scmd(00000000c8121b0e)

[ 1761.879998] sd 1:0:3:0: [sdg] tag#1741 CDB: opcode=0x85 85 06 20 00 d8 00 00 00 00 00 4f 00 c2 00 b0 00

[ 1761.880001] scsi target1:0:3: handle(0x000c), sas_address(0x4433221106000000), phy(6)

[ 1761.880004] scsi target1:0:3: enclosure logical id(0x500605b001f31400), slot(5)

[ 1763.994865] sd 1:0:3:0: task abort: SUCCESS scmd(00000000c8121b0e)

[ 1764.454095] sd 1:0:3:0: Power-on or device reset occurred

[ 1764.798221] sd 1:0:3:0: Power-on or device reset occurred

[ 1771.415851] sd 1:0:4:0: attempting task abort! scmd(000000007c8ca53c)

[ 1771.415858] sd 1:0:4:0: [sdh] tag#1743 CDB: opcode=0x85 85 08 2e 00 d0 00 01 00 00 00 4f 00 c2 00 b0 00

[ 1771.415862] scsi target1:0:4: handle(0x000d), sas_address(0x4433221103000000), phy(3)

[ 1771.415864] scsi target1:0:4: enclosure logical id(0x500605b001f31400), slot(0)

[ 1773.783703] sd 1:0:4:0: task abort: SUCCESS scmd(000000007c8ca53c)

[ 1774.209400] sd 1:0:4:0: Power-on or device reset occurred

[ 1774.548365] sd 1:0:4:0: Power-on or device reset occurred

[ 1776.706407] sd 1:0:5:0: Power-on or device reset occurred

[ 1777.113346] sd 1:0:6:0: Power-on or device reset occurred

[ 1777.328910] sd 1:0:7:0: Power-on or device reset occurred

[ 1904.050210] sd 1:0:2:0: Power-on or device reset occurred

root@NAS-UNRAID-BKP:~#

 

 

nas-unraid-bkp-diagnostics-20200721-2035.zip

Edited July 22, 20205 yr by johnwhicker

Check all connections, including power.

And then I get some more of these?  Really strange:

 

[ 9733.968368] mdcmd (83): set md_write_method 0

 

[11534.173737] mdcmd (84): set md_write_method 1

 

[11834.254019] mdcmd (85): set md_write_method 0

 

[13034.541343] mdcmd (86): set md_write_method 1

 

[13334.632713] mdcmd (87): set md_write_method 0

 

[14535.267209] mdcmd (88): set md_write_method 1

 

[14835.343544] mdcmd (89): set md_write_method 0

 

[15735.479648] mdcmd (90): set md_write_method 1

 

[16320.385682] mdcmd (91): spindown 0

[16320.905745] mdcmd (92): spindown 5

[16335.593682] mdcmd (93): set md_write_method 0

 

[16352.247890] sd 5:0:3:0: attempting task abort! scmd(000000000bbfd63a)

[16352.247896] sd 5:0:3:0: [sdg] tag#1187 CDB: opcode=0x85 85 06 20 00 d8 00 00 00 00 00 4f 00 c2 00 b0 00

[16352.247900] scsi target5:0:3: handle(0x000c), sas_address(0x4433221106000000), phy(6)

[16352.247902] scsi target5:0:3: enclosure logical id(0x500605b001f31400), slot(5)

[16354.275975] sd 5:0:3:0: task abort: SUCCESS scmd(000000000bbfd63a)

[16463.014341] sd 5:0:3:0: Power-on or device reset occurred

[17535.751682] mdcmd (94): set md_write_method 1

 

[17835.837401] mdcmd (95): set md_write_method 0

 

[19036.017634] mdcmd (96): set md_write_method 1

 

[19336.111515] mdcmd (97): set md_write_method 0

 

[22036.657395] mdcmd (98): set md_write_method 1

 

[22336.859844] mdcmd (99): set md_write_method 0

 

[25037.136389] mdcmd (100): set md_write_method 1

 

[25338.814552] mdcmd (101): set md_write_method 0

 

[29540.849804] mdcmd (102): set md_write_method 1

 

[30140.959946] mdcmd (103): set md_write_method 0

 

[32511.842516] mdcmd (104): spindown 0

[32512.364790] mdcmd (105): spindown 2

[32579.394964] sd 5:0:0:0: attempting task abort! scmd(00000000fff1575e)

[32579.394971] sd 5:0:0:0: [sdd] tag#1202 CDB: opcode=0x85 85 06 20 00 d8 00 00 00 00 00 4f 00 c2 00 b0 00

[32579.394975] scsi target5:0:0: handle(0x0009), sas_address(0x4433221101000000), phy(1)

[32579.394977] scsi target5:0:0: enclosure logical id(0x500605b001f31400), slot(2)

[32580.792941] sd 5:0:0:0: task abort: SUCCESS scmd(00000000fff1575e)

[32584.191381] sd 5:0:0:0: Power-on or device reset occurred

[33141.285717] mdcmd (106): set md_write_method 1

 

[33441.370065] mdcmd (107): set md_write_method 0

 

[36741.951978] mdcmd (108): set md_write_method 1

 

[37042.046810] mdcmd (109): set md_write_method 0

 

[38543.226144] mdcmd (110): set md_write_method 1

 

[38843.310845] mdcmd (111): set md_write_method 0

 

[40644.116792] mdcmd (112): set md_write_method 1

 

[40944.200554] mdcmd (113): set md_write_method 0

 

2 hours ago, johnwhicker said:

[14535.267209] mdcmd (88): set md_write_method 1

 

[14835.343544] mdcmd (89): set md_write_method 0

 

[15735.479648] mdcmd (90): set md_write_method 1

You've got the auto turbo mode plugin installed, so quite normal for those messages as it swaps back and forth depending upon the state of your array.

BINGO:  It was the HDDTemp.  This system worked perfect from the day I built it so it couldn't be hardware related.  Does some research and this is the guilty party