Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [smartctl]

smartctl controls the Self-Monitoring, Analysis and Reporting Technology (SMART) system built into many ATA-3 and later ATA, IDE and SCSI-3 hard drives.

0
votes
0answers
11 views

Wear levelling score on smartctl does not match TBW claim

I have a small secondary Toshiba RC100 SSD with specified endurance of 120 TB. smartctl reports data units written of about 3% of that. But the wear levelling count(or "Percentage used") reports at ...
17
votes
6answers
21k views

How to interpret this smartctl (smartmon) data

We have a linux server that has been in heavy use for 3 years. We're running a number of virtualized servers on it, some that have not been well behaved, and for a significant time the server's io ...
0
votes
0answers
19 views

smarctl fails to read any S.M.A.R.T data

One hard drive (/dev/sdb) appears to be malfunctioning, though still detected: $ lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda 8:0 0 1,8T 0 disk ├─sda1 8:1 0 512M 0 ...
0
votes
0answers
20 views

Error on NEW SSD in CloudLinux

I build a new server a 7 days ago. But now i receive this error: Warning: ATA error count 0 inconsistent with error log pointer 1 And i runs this command: smartctl --all /dev/sda and receive ...
0
votes
0answers
24 views

exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0

During the bootup on my bootdrive /dev/sda I am seeing below messages repeated continuously for good 20 seconds. [ 121.285290] ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0 [ 121.291712]...
1
vote
0answers
25 views

How to collect historical data using smartctl?

I'm trying to do some analysis on the SMART stats of disk drives. Unfortunately, I'm not collecting/storing smart stats data daily for the analysis. I will be writing some procedure to collect it from ...
0
votes
0answers
18 views

Linux smartd only send alerts for reallocated sector alerts or high temps

Smart version: ii smartmontools 5.41+svn3365-1 amd64 control and monitor storage systems using S.M.A.R With the following configuration: /dev/...
0
votes
0answers
19 views

smartd.conf setting to test multiple disks

I got issue where i want to set smartd.conf to automaticaly test disks. Problem is that option DEVICESCAN which i suppose means all disks does not work for some reason so i need to specify each disk ...
3
votes
2answers
1k views

smartctl reports Current Pending Sectors as 2, but a long test doesn't find any errors

The SMART attributes on the drive are: SMART Attributes Data Structure revision number: 16 Vendor Specific SMART Attributes with Thresholds: ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH ...
2
votes
0answers
46 views

Does calling storcli on a hard disk drive induce read/write latency?

I am calling storcli /c0/eall/sall show all on some 4TB Western Digital hard disk drives to get their SMART code status. When I do this it causes significant write latency to the disks, is that ...
0
votes
0answers
47 views

smartd daemon email frequency

I am struggeling with smartd.conf and disk auto-test/emails. My settings now: I set my MAILADDR in mdadm.conf and also ran smartd.service and ever since iam receiving info about disk failures, but ...
1
vote
1answer
107 views

Tests with smartctl vs smartd

I am looking into setting up smartmontools. I'd like to control when the tests run. I was thinking of running: /usr/sbin/smartctl --test=short /dev/sdX (every week) /usr/sbin/smartctl --test=long /...
1
vote
2answers
54 views

How can I change a SMART attribute value?

I have a drive which has signaled a SMART error (Current_Pending_Sector is 1) and I've run a "long offline test" against the drive which reported zero errors. This was after running a "short offline ...
4
votes
3answers
16k views

smartctl & megaraid: how to find the right device node for an adapter #

I can list physical drives on all megaraid adapters using: megacli -PDList -aALL This will display an adapter # for each adapter, and then list the physical drives attached to them. The individual ...
1
vote
1answer
80 views

Lycom PE-115 firware update possible? Otherwise `smartctl` on FreeNAS reports errors

I have Lycom PE-115 SATA 3 2 Port 6Gbps Low Profile PCI-e 2.0 Host Adapter in my machine running FreeNAS. It seem have some trouble with SMART of SanDisk SSD Plus I connected to it. I've seen reports ...
0
votes
0answers
217 views

How to parse smartctl's output

I'm in the process of changing a bunch of our monitoring stuff, and smartctl as usual is problematic. Most of the time, looking for "No Errors Logged" in smartctl -l error <options> seems to do ...
1
vote
1answer
83 views

smartctl 6.6 missing attributes table

I'm used to analyze the output of smartctl -A using grep on specific attributes. Example: smartctl 5.41 2011-06-09 r3365 [x86_64-linux-3.2.0-4-amd64] (local build) Copyright (C) 2002-11 by Bruce ...
0
votes
1answer
38 views

Hardware Checks after Air Conditioning Failure

We had an overnight air conditioning failure. We discovered that the temperature in the server room had reached about 110-115°F (43-46°C). We powered off everything that hadn't already and had the A/C ...
2
votes
2answers
1k views

SMART error (CurrentPendingSector) detected on host

Smart is reporting the following error each day one one of my data centre server SSDs: This message was generated by the smartd daemon running on: host name: x DNS domain: x The following ...
0
votes
2answers
72 views

How to determine disk connection type in Linux

So this might be an obvious question, but I am managing several servers over a network and I would like to be able to find out what type of connector each server is using (i.e. SATA, SCSI, IDE, etc...)...
0
votes
1answer
758 views

SSD Wear_Leveling_Count = 17

I have just checked my SSD drive (Samsung SSD 750 EVO 120GB) with smartctl. The result is: ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE 5 ...
1
vote
1answer
859 views

smartctl drive Media_Wearout_Indicator values outside normal bounds

I was attempting to put some monitoring in place to track the health of my SSD RAID on my production database. Normally I would expect a value of between 100 (new) and 0 (dead) for the ...
1
vote
1answer
279 views

Current Pending Sector S.M.A.R.T

Hello I have a Linux Server mounted with BTRFS in RAID-1 and I would like that someone more expert than me could solve my doubts. I have 3 HDD of 6TB each, in one of them every so often smartd detects ...
15
votes
1answer
17k views

Is smartd properly configured to send alerts by email?

I just configured a Debian server as follows apt-get install smartmontools vi /etc/default/smartmontools - and here uncommented these 2 lines # uncomment to start smartd on system startup start_smartd=...
1
vote
1answer
3k views

SMART attribute 231 mystery: Mushkin SSD

Following from this question: How do I convince smartmontools that my SSD is not a hard drive? ... I now have the Mushkin MKNSSDCR120GB-MX's SMART attributes reading as "SandForce Driven SSDs". ...
1
vote
0answers
152 views

Smartd supress/change level for FAILURE PREDICTION THRESHOLD EXCEEDED

I'm using smartd to monitor drive health It started compaining about FAILURE PREDICTION THRESHOLD EXCEEDED for one drive, but I extensively tested that drive and it's fully functional That drive is ...
0
votes
1answer
701 views

linux + how to identify disk health

we have linux redhat server version 7 we are suspects that one of the disks (/dev/sdc ) in the machine HW ( dell ) is in bad state, ( and that because required to do fsck from dmesg ) but we not ...
1
vote
1answer
47 views

Enable new disk in raid

I had a server with 2 disks in a raid and one of them failed. Called the provider and had them change the disk. After a reboot I still see only one disk: cat /proc/mdstat Personalities : [raid1] [...
0
votes
1answer
427 views

HDD Bad sectors not realloated but no smart errors

I have a pair of WDD drives and recently one got kicked out of the RAID1 array. SMART is showing that there's IO errors on some sectors, but all the SMART attributes appear to be looking fine: root@...
1
vote
2answers
2k views

Windows Tool to read S.M.A.R.T. attributes on SATA drive in HP D2700 Enclosure using P812 Controller

I've got two HP DL380 G7 servers + P812 controller + D2700 enclosure. They're database servers with 144 Gb RAM. P812 firmware is 6.40, D2700 is at 0147 They both worked great with 18 OWC Mercury ...
1
vote
1answer
114 views

HGST He8 S.M.A.R.T. test extended-self test polling time variability

I recently received a batch of 6 brand new HGST He8 drives and when running an initial long self-test on them, I noticed that the extended self-test routine recommended polling time exhibit a very ...
1
vote
1answer
84 views

Filesystem set to read-only mode, which drive is faulty?

I woke up today to find out my CentOS server's filesystem has been set to read-only mode. I'm running RAID 1 on this server. # mkdir test mkdir: cannot create directory `test': Read-only file system ...
-2
votes
1answer
244 views

Linux centos 6.5 Disk performance monitoring using smartctl

i installed smartctl utility in centos 6.7 but cant get output of smartctl , i fire # smartctl -i /dev/sda smartctl 5.43 2016-09-28 r4347 [x86_64-...
2
votes
1answer
804 views

smart long test - what is the performance impact on busy server?

I have a busy server with a RAID 1 setup. The application (runs in PHP) is very read/write intensive to the database (MariaDB). A cronjob runs smartctl short test every day and checks the output of ...
0
votes
1answer
51 views

Trouble Getting the smartd Attributes of a Western Digital 4TB HHD

I am trying to get the smartd attributes of a Western Digital 4TB HHD model WD4001FYYG-01SL3. I would like to get the following attributes: SMART 5 Reallocated Sectors Count SMART 187 Reported ...
0
votes
1answer
161 views

Out-of-order lifetimes in SMART self-test log

I was peeking at a server's SMART log, and noticed this (emphasis mine): SMART Self-test log structure revision number 1 Num Test_Description Status Remaining LifeTime(hours) ...
2
votes
2answers
1k views

How do I determine the failed/removed HDD in mdadm raid?

My current mdstat: $ cat /proc/mdstat Personalities : [raid6] [raid5] [raid4] [linear] [multipath] [raid0] [raid1] [raid10] md0 : active raid6 sde[8] sdh[4] sdg[1] sdd[6] sdb[5] sdc[7] ...
11
votes
5answers
18k views

Understanding smartctl -a output

I have 6 drives in a NAS box. Two of them are Seagates, and they return high RAW_VALUES for errors; see below. My other drives show far lower values. Is this cause for alarm? Or just the way ...
1
vote
0answers
16 views

Refreshing information about drives

Is there a way to refresh/retest drives through hpacucli/smartctl? More specifically are there any reasons to believe that the information those tools give you might be inaccurate/old?
2
votes
1answer
237 views

e2fsck found no errors, but S.M.A.R.T. self test fails

I have an external Freecom HDD (Samsung drive inside), connected via USB and using it's own power supply. The disk disconnects itself on random interval of time (from few hours up to a month). I tend ...
2
votes
2answers
6k views

freenas disc problems - smart error - how to repair zfs raid?

My problem was that hdds of my zfs raid partly degraded and partly destroyed after a lightning. I was able to detect the problem with zpool status: zpool status myzfs pool myzfs state: DEGRADED (...
0
votes
1answer
229 views

Does “smartctl -H or -all” run anything against disks or just poll data?

I am setting up Smart monitoring currently and I had a question regarding the command smartctl -H /dev/sda === START OF READ SMART DATA SECTION === SMART Health Status: OK Does this actually run ...
1
vote
1answer
835 views

In smartctl, what does means “Percentage used endurance indicator too short”?

I use Bacula to make backups. When i use smartctl # smartctl -H -l error /dev/st0 smartctl 5.43 2012-06-30 r3573 [x86_64-linux-2.6.32-431.1.2.el6.x86_64] (local build) Copyright (C) 2002-12 by Bruce ...
4
votes
3answers
3k views

What's the top normal S.M.A.R.T. temperature for HGST Helium Ultrastar 8TB 7200 RPM SAS 12Gb/s enterprise drives?

I've just received new Dell R730xd 2U server with faceplate 12 * 3.5" drive bays + 4 * 3.5" mid-body tray, located above RAM modules & CPUs. I've plugged 16 * HGST Helium 8Tb 7200 RPM SAS 12Gb/s ...
21
votes
6answers
23k views

How do I easily repair a single unreadable block on a Linux disk?

My Linux system has started throwing SMART errors in the syslog. I tracked it down and believe the problem is a single block on the disk. How do I go about easily getting the disk to reallocate that ...
14
votes
4answers
12k views

How are SMART selftests related to badblocks?

The smartctl tool allows initiating a long self-test (smartctl -t long /dev/sda). However there's also badblocks that I can run on a drive. How are the two related? If badblocks detects bad blocks, ...
1
vote
0answers
38 views

Is my drive good or going bad?

I just ran SMART on my server's drives but I'm not too sure how to interpret it. My results seem like the drive is doing fine, but I would like a second (or third) opinion, just to be safe. Here are ...
0
votes
2answers
174 views

Ran smartctl on my drive, not sure if this is good or bad

I've been having problems with a drive in my Synology diskstation. I saw the following errors pop up on my /var/log/messages: ata6.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen ata6....
3
votes
2answers
2k views

smartctl not actually running self tests?

I want to run the smartctl self tests to check the health of the drives in my RAID array (PERC 5/i). The array is on sda and comprises six drives. I can check the status using sudo smartctl /dev/...
5
votes
2answers
24k views

How to use hdparm to fix a pending sector?

SMART is stating one pending sector on of my server's hdd. I've read lot's of articles recommending using hdparm to "easily" force the disk to relocated the bad sector, but I can't find the correct ...