SSD pause

dmesg

[ 5299.754966] ata1.00: exception Emask 0x0 SAct 0x3c0 SErr 0x50000 action 0x6 frozen
[ 5299.754978] ata1: SError: { PHYRdyChg CommWake }
[ 5299.754985] ata1.00: failed command: WRITE FPDMA QUEUED
[ 5299.754996] ata1.00: cmd 61/68:30:d8:39:f0/00:00:0e:00:00/40 tag 6 ncq dma 53248 out
                        res 40/00:00:00:4f:c2/00:00:00:00:00/00 Emask 0x4 (timeout)
[ 5299.755001] ata1.00: status: { DRDY }
[ 5299.755006] ata1.00: failed command: WRITE FPDMA QUEUED
[ 5299.755015] ata1.00: cmd 61/30:38:00:80:11/02:00:07:00:00/40 tag 7 ncq dma 286720 out
                        res 40/00:ff:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
[ 5299.755019] ata1.00: status: { DRDY }
[ 5299.755023] ata1.00: failed command: WRITE FPDMA QUEUED
[ 5299.755031] ata1.00: cmd 61/78:40:00:30:15/03:00:07:00:00/40 tag 8 ncq dma 454656 out
                        res 40/00:ff:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
[ 5299.755036] ata1.00: status: { DRDY }
[ 5299.755039] ata1.00: failed command: WRITE FPDMA QUEUED
[ 5299.755047] ata1.00: cmd 61/98:48:f8:45:4f/00:00:05:00:00/40 tag 9 ncq dma 77824 out
                        res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
[ 5299.755052] ata1.00: status: { DRDY }
[ 5299.755060] ata1: hard resetting link
[ 5300.069752] ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
[ 5300.070940] ata1.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) succeeded
[ 5300.070948] ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE LOCK) filtered out
[ 5300.070958] ata1.00: ACPI cmd ef/10:03:00:00:00:a0 (SET FEATURES) filtered out
[ 5300.071222] ata1.00: supports DRM functions and may not be fully accessible
[ 5300.078901] ata1.00: disabling queued TRIM support
[ 5300.084461] ata1.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) succeeded
[ 5300.084467] ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE LOCK) filtered out
[ 5300.084472] ata1.00: ACPI cmd ef/10:03:00:00:00:a0 (SET FEATURES) filtered out
[ 5300.084725] ata1.00: supports DRM functions and may not be fully accessible
[ 5300.092522] ata1.00: disabling queued TRIM support
[ 5300.096841] ata1.00: configured for UDMA/133
[ 5300.107093] ata1: EH complete
[ 5300.158898] ata1.00: Enabling discard_zeroes_data

smartctl.txt

[2] $ sudo smartctl -a /dev/sda                                                                  ✘
smartctl 6.6 2016-05-31 r4324 [x86_64-linux-4.10.0-21-generic] (local build)
Copyright (C) 2002-16, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===
Model Family:     Crucial/Micron MX100/MX200/M5x0/M600 Client SSDs
Device Model:     Crucial_CT256MX100SSD1
Serial Number:    14450DBC7BFB
LU WWN Device Id: 5 00a075 10dbc7bfb
Firmware Version: MU01
User Capacity:    256,060,514,304 bytes [256 GB]
Sector Sizes:     512 bytes logical, 4096 bytes physical
Rotation Rate:    Solid State Device
Form Factor:      2.5 inches
Device is:        In smartctl database [for details use: -P show]
ATA Version is:   ACS-2, ATA8-ACS T13/1699-D revision 6
SATA Version is:  SATA 3.1, 6.0 Gb/s (current: 6.0 Gb/s)
Local Time is:    Thu May 25 14:34:32 2017 CDT
SMART support is: Available - device has SMART capability.
SMART support is: Enabled

=== START OF READ SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED

General SMART Values:
Offline data collection status:  (0x80)	Offline data collection activity
					was never started.
					Auto Offline Data Collection: Enabled.
Self-test execution status:      (   0)	The previous self-test routine completed
					without error or no self-test has ever 
					been run.
Total time to complete Offline 
data collection: 		( 1190) seconds.
Offline data collection
capabilities: 			 (0x7b) SMART execute Offline immediate.
					Auto Offline data collection on/off support.
					Suspend Offline collection upon new
					command.
					Offline surface scan supported.
					Self-test supported.
					Conveyance Self-test supported.
					Selective Self-test supported.
SMART capabilities:            (0x0003)	Saves SMART data before entering
					power-saving mode.
					Supports SMART auto save timer.
Error logging capability:        (0x01)	Error logging supported.
					General Purpose Logging supported.
Short self-test routine 
recommended polling time: 	 (   2) minutes.
Extended self-test routine
recommended polling time: 	 (   3) minutes.
Conveyance self-test routine
recommended polling time: 	 (   3) minutes.
SCT capabilities: 	       (0x0035)	SCT Status supported.
					SCT Feature Control supported.
					SCT Data Table supported.

SMART Attributes Data Structure revision number: 16
Vendor Specific SMART Attributes with Thresholds:
ID# ATTRIBUTE_NAME          FLAG     VALUE WORST THRESH TYPE      UPDATED  WHEN_FAILED RAW_VALUE
  1 Raw_Read_Error_Rate     0x002f   100   100   000    Pre-fail  Always       -       16
  5 Reallocate_NAND_Blk_Cnt 0x0033   100   100   000    Pre-fail  Always       -       1
  9 Power_On_Hours          0x0032   100   100   000    Old_age   Always       -       7694
 12 Power_Cycle_Count       0x0032   100   100   000    Old_age   Always       -       4035
171 Program_Fail_Count      0x0032   100   100   000    Old_age   Always       -       0
172 Erase_Fail_Count        0x0032   100   100   000    Old_age   Always       -       0
173 Ave_Block-Erase_Count   0x0032   093   093   000    Old_age   Always       -       221
174 Unexpect_Power_Loss_Ct  0x0032   100   100   000    Old_age   Always       -       367
180 Unused_Reserve_NAND_Blk 0x0033   000   000   000    Pre-fail  Always       -       2158
183 SATA_Interfac_Downshift 0x0032   100   100   000    Old_age   Always       -       0
184 Error_Correction_Count  0x0032   100   100   000    Old_age   Always       -       0
187 Reported_Uncorrect      0x0032   100   100   000    Old_age   Always       -       0
194 Temperature_Celsius     0x0022   057   028   000    Old_age   Always       -       43 (Min/Max 2/72)
196 Reallocated_Event_Count 0x0032   100   100   000    Old_age   Always       -       1
197 Current_Pending_Sector  0x0032   100   100   000    Old_age   Always       -       0
198 Offline_Uncorrectable   0x0030   100   100   000    Old_age   Offline      -       0
199 UDMA_CRC_Error_Count    0x0032   100   100   000    Old_age   Always       -       0
202 Percent_Lifetime_Used   0x0031   093   093   000    Pre-fail  Offline      -       7
206 Write_Error_Rate        0x000e   100   100   000    Old_age   Always       -       0
210 Success_RAIN_Recov_Cnt  0x0032   100   100   000    Old_age   Always       -       0
246 Total_Host_Sector_Write 0x0032   100   100   000    Old_age   Always       -       18504854767
247 Host_Program_Page_Count 0x0032   100   100   000    Old_age   Always       -       596051372
248 Bckgnd_Program_Page_Cnt 0x0032   100   100   000    Old_age   Always       -       3060989886

SMART Error Log Version: 1
No Errors Logged

SMART Self-test log structure revision number 1
Num  Test_Description    Status                  Remaining  LifeTime(hours)  LBA_of_first_error
# 1  Vendor (0xff)       Completed without error       00%      6554         -

SMART Selective self-test log data structure revision number 1
 SPAN  MIN_LBA  MAX_LBA  CURRENT_TEST_STATUS
    1        0        0  Not_testing
    2        0        0  Not_testing
    3        0        0  Not_testing
    4        0        0  Not_testing
    5        0        0  Not_testing
Selective self-test flags (0x0):
  After scanning selected spans, do NOT read-scan remainder of disk.
If Selective self-test is pending on power-up, resume after 0 minute delay.