Questions tagged [sata]

Serial ATA (SATA or Serial Advanced Technology Attachment) is a computer bus interface for connecting host bus adapters to mass storage devices such as hard disk drives and optical drives. Serial ATA was designed to replace the older ATA (AT Attachment) standard (also known as EIDE), offering many advantages over the older parallel ATA (PATA) interface.

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20 votes
3 answers
126k views

How to unlock an SSD disk with hdparm?

I have an SSD disk with password protection, but the password was lost long time ago... so I tried to erase the ATA security with the hdparm command. With "hdparm -I", the disk information ...
1 vote
3 answers
3k views

HP H240. does it do HW SATA RAID?

I have some needs to get cheap HP 1U for very low end purposes. I'm thinking about DL160 but I have no experience with the low end models. Does the H240 "controller" works with SATA drives? I ...
0 votes
2 answers
179 views

HDD failed, but can PCB replacement fix it?

My WD RED WD80EFAX HDD suddenly died last week: I shut down my Proxmox server, booted it up again and the drive started "clicking". It was clicking for a while, until it stopped and no ...
18 votes
3 answers
17k views

Performance Difference SAS vs. SATA?

Can not find that anywhere it seems. What is the expected performance difference in a storage backend scenario that is heavily parallellized in access (like a SAN, Virtualization host storage etc.) ...
7 votes
3 answers
44k views

ProLiant DL380p not recognising HP hard drives on boot

I have two ProLiant DL380p rack mounted small factor servers. I have installed the following drives onto both servers: 1x 240GB SSD drive (Crucial NOT HP branded) 2.5" SATA 7.2k rpm 1TB (HP-branded) ...
0 votes
1 answer
153 views

SSD Configuration choices for a 2-Way-Mirror Software RAID

I want data redundancy for my SSDs, and so would likely be using a software RAID like Windows Storage Spaces in a simple, fully-provisioned 2-way mirror configuration. To minimize the risk of both ...
9 votes
6 answers
17k views

Which hard drive corresponds to ata1.00 and ata12.00?

I have an Ubuntu installation which has a lot of hard drives. Two of these drives have hiccups and SMART is reporting errors. However, I cannot figure out how to determine which drive is ata1.00 and ...
5 votes
2 answers
900 views

Data corruption when disk write caching is enabled

I've recently learned that enabling disk write caching can significantly improve system performance. However, I'm concerned about the potential risks of data corruption or loss in case of a sudden ...
-1 votes
1 answer
52 views

Silicon Image Raid5 search for data recovery options [closed]

In a HP server with windows 2008-R2. There is a PCI Silicon Image SATA raid controller with 4 SATA disks. In the controller is a config to make them in a Raid5 config. Windows is seeing them as 1 ...
0 votes
3 answers
1k views

Additional SATA power on PowerEdge T130?

I have a new PowerEdge T130 that came with two SATA drives in RAID 1 setup on a PERC ctrl. I want to add another SATA drive not connected to the PERC controller. I opened the case up and see there's ...
40 votes
5 answers
25k views

In which order do I plug the SATA power and data cables for hotplug?

I’ve found diverging instructions on the ’net about this. To recap: SATA with the 4-pin Molex (white) power plug is not hot-pluggable, but either the wide connector or the separate (15-pin power and ...
1 vote
2 answers
1k views

Remove sata drive while running?

I have a hyperv 2012 r2 server, and the case has two bays where you can open a drawer and slide in a bare SATA drive. Theres a data and power connector at the back of the bay with cables to connect ...
1 vote
1 answer
684 views

PowerEdge430 - BIOS can detect SSD, but OS installer cannot

I have a Samsung SSD 860 EVO 2.5" SATA III 500GB which I'm trying to use as the OS installation drive for a newly-acquired PowerEdge R430 with 8 2.5" drive bays. I've installed the drive in ...
13 votes
6 answers
13k views

Any experience with SATA SAS Interposer Cards?

Driven by the current price difference between SATA and SAS disks on one side and the potentially bad behaviour of SATA disks in bigger storage arrays on the other side, I have found so-called SATA-to-...
0 votes
1 answer
526 views

who is setting my link_power_management_policy?

I am experiencing issues with my sata connection. Thus, I want to change /sys/class/scsi_host/host*/link_power_management_policy to max_performance. For that, I execute on boot a script: cat /etc/...
0 votes
1 answer
130 views

HBA in Linux storage server - best practices for many HDDs

I will launch and administrate a Linux storage server: 4U, HBA LSI 9500-16i Tri-Mode, hybrid. It wiill possess 12 positions for the HDDs/SSDs in the back, 24 positions in front. There is an expander ...
-1 votes
2 answers
248 views

ProLiant ML350 Gen9 SATA Questions [closed]

Im a newbie with the "real" server-world, previously I've used ordinary pc's for servers but got my hands on a ML350 Gen9 recently and decided to have a go. Now to my questions. 1, How large ...
0 votes
1 answer
880 views

HP Proliant DL380 gen9 SATA drives

Considering buying this server. It has 16GB RAM, two 300GB SAS drives, and two Xeon E5-2640v4 processors. It appears that the backplane is capable of either SAS or SATA drives and I was hoping ...
0 votes
1 answer
761 views

Best way to clone a single disk from a Software RAID1 Array in Linux server

How can I clone a single HDD bootable disk from a Software RAID1 Array in Linux server? It is currently a two-disk HDD mirror array. I have physical access to the server, and it has empty bays for ...
-2 votes
2 answers
40 views

I need an adaptor to read my old laptop harddisk [closed]

I want to find an adaptor that will allow me to read my old Laptop harddrive. Can someone help me find the right adaptor for this?
2 votes
1 answer
4k views

Synology Storage Manager rejects healthy disks as "Critical" because of "reset commands"?

I am trying to install a new HDD in my DS1515+. The hard drives are brand new Seagate Exos X. I have bought 3 of these drives, and 1 of them works fine and is now part of my storage pool, but the ...
1 vote
1 answer
4k views

Can't mount SATA drives when moved from USB enclosure to internal

I have had 4 external drives connected over USB to my Dell Precision 490 workstation. They are in /etc/fstab by uuid and formated as UUID. UUID=04c37bff-b93e-440e-acd0-3d984ddb2ec3 /mnt/drive0 ext4 ...
2 votes
1 answer
1k views

Max Hard Drive Size for SATA 2

Recently acquired a 1U Supermicro E3-1230 with two 3.5" drive bays, and thinking of buying two 18TB SATA-3 hard drives for it. Before I make this investment, would anyone know if SATA-2 (3 Gbps) ...
0 votes
1 answer
819 views

Dell R640 onboard SAS and SATA connectors

Dell R640 / R740 system boards have seven or eight onboard SATA and SAS connectors, presumably usable for connecting HDDs & SSDs without a PERC controller. In the "System board jumpers and ...
1 vote
2 answers
1k views

RAID Controller -- SAS Expander -- SATA drives. What max throughput can be expected?

I am building fast recovery solution. And there is a stuck with the choosing of the RAID controller. I have a chain: 24 SATA SSD drives each performing at 4Gbit/s. Total write throughput is 96Gbit/s. ...
14 votes
1 answer
2k views

Faulty SATA disk but with a periodic error?

I have a Seagate St2000dm001 2TB Barracuda Sata3 disk that is producing errors similar to this : [Tue Jun 14 10:02:06 2022] ata2.00: exception Emask 0x0 SAct 0x1 SErr 0x0 action 0x6 frozen [Tue Jun 14 ...
58 votes
12 answers
246k views

How do I make Linux recognize a new SATA /dev/sda drive I hot swapped in without rebooting?

Hot swapping out a failed SATA /dev/sda drive worked fine, but when I went to swap in a new drive, it wasn't recognized: [root@fs-2 ~]# tail -18 /var/log/messages May 5 16:54:35 fs-2 kernel: ata1: ...
0 votes
0 answers
52 views

Supermicro Caddies - mounting 2.5" SATA disks in 3.5" caddies

I need to replace some 3.5" drives with 2.5" SATA SSD's in an older (remote) Supermicro system where I do not know the Chassis model. What I do know is the motherboard is an X10DRi ...
0 votes
1 answer
598 views

SATA errors showing up in Journalctl while SMART Diagnostic ok - Motherboard issue?

After noticing abnormally long disk operations delays, I looked up journalctl and this is what I found: Feb 22 14:02:11.711182 Onan01 kernel: ata10: hard resetting link Feb 22 14:02:12.186958 Onan01 ...
3 votes
5 answers
15k views

Is it possible to replace the SATA CD-ROM to SATA SSD on HP DL360p Gen8?

Can I connect an SDD instead of CD-ROM ? I found Miscellaneous cable kit 671353-001, include Includes the front video adapter cable, embedded SATA cable, Capacitor Pack with 36-inch cable (provides ...
0 votes
1 answer
13k views

What's the difference between 10k/15k SAS HDDs and SATA SSDs?

What is the rule of thumb in performance characteristics and differences between 10k / 15k revolutions per minute (RPM) Serial Attached Storage (SAS) hard disc drives (HDDs), versus Serial ATA (SATA) ...
0 votes
1 answer
1k views

If a hard drive caused "bus errors", should its SMART attributes show problems?

The machine shows "ATA bus errors" occasionally, and has to be rebooted: [24028.505239] ata1.00: exception Emask 0x10 SAct 0x0 SErr 0x48d0002 action 0xe frozen [24028.505249] ata1.00: ...
110 votes
8 answers
23k views

How can a single disk in a hardware SATA RAID-10 array bring the entire array to a screeching halt?

Prelude: I'm a code-monkey that's increasingly taken on SysAdmin duties for my small company. My code is our product, and increasingly we provide the same app as SaaS. About 18 months ago I moved our ...
0 votes
1 answer
430 views

Can you run SAS drive from SAS backplane to SATA on mobo?

Have an SAS drive plugged into SAS port on the backplane, and it is connected to SATA on the motherboard. Is it possible to use it this way? It is a testing server for cloning another SSD.
15 votes
6 answers
13k views

SATA Disks that handle write caching properly?

It's pretty common to see advice to disable the write cache on individual disks used for databases because otherwise some disks will acknowledge writes that haven't yet made it to the disk surface. ...
1 vote
1 answer
1k views

What could prevent hdd hot-swap in linux ahci?

I'm tearing my hair out over this issue. I wanted to add a hotswap bay to my homeserver to easily add and remove HDD such as to easily rotate off-site backups. The mainboard in question is an Asrock ...
9 votes
5 answers
3k views

Can we upgrade Dell's basic Server R240 (which still uses HDD 7200RPM) to an SSD?

Today I was shopping for the most basic dell rack server which is the R240. Ironically, they are still using HDD 7200 RPM, with no option for SSD in their selection; and we're approaching 2020! ...
4 votes
3 answers
6k views

Are there different kinds of Mini SAS to 4x SATA reverse breakout cables?

I have an RPC-4224 case that has 24 bays with 6 Mini SAS ports. I needed a cable to break out one of them into 4 SATA ports, so I went down to my local Fry's Electronics and bought one. The cable came ...
2 votes
1 answer
865 views

Troubleshooting SATA/SAS reverse breakout cable

For a new server build, I'm trying to connect a SAS HDD backplane (SFF-8643) to a SATA motherboard. From my research, this should be possible using reverse breakout cables. I bought and installed two &...
0 votes
2 answers
359 views

Disk issues: irq_stat 0x20000000, host bus error

When copying large files (50+GB) from an NVMe disk to a SATA 7200rpm HDD disk I see the following error in the logs on a fully patched Ubuntu 20.04: Aug 08 00:45:59 host kernel: ata6.00: exception ...
26 votes
2 answers
64k views

How exactly does a SAS SFF-8087 breakout cable work? + RAID/connection questions

Please let me know if my question does not makes any sense as I am not sure if I am interpreting it correctly from my thoughts due to my lack of technical knowledge on this. If I am using a ...
0 votes
1 answer
160 views

Is it possible to coonect the power to the sata power slot on a PCIE card from HPE ProLiant DL360p Gen8 server?

This is my first server and I never had one before... I recently need to use USB 3.0 for external HDD but there is none on this server, all USB 2.0. So I bought a "3 Ports USB 3.0 with 1Gbps ...
1 vote
0 answers
2k views

Hard resetting link, limiting SATA link speed to 1.5 Gbps from non-existent disk

Good morning! Can anyone help me with a strange problem that I have in my Debian 8.8 Jessie server? I'm having these messages in my syslog: [lun may 24 10:23:09 2021] ata9: limiting SATA link speed to ...
1 vote
2 answers
3k views

How to use 12 HDDs with the Supermicro BPN-SAS3-826EL1 backplane?

I have got a chassis with the Supermicro BPN-SAS3-826EL1 backplane. This backplane allows 12 HDDs to be attached. However, I obviously haven't yet understood the cabling between the HBA and the ...
2 votes
2 answers
2k views

Relatively new WD Red Pro yielding ATA status: 41 (DRDY ERR), error: 40 (UNC ) on FreeBSD 12.2

I am running a TrueNAS server based on FreeBSD 12.2. I migrated the storage to 10 TB WD Red Pro. They're running for 42 days now. Out of the sudden, during a ZFS scrub, one of the disks yielded 5 ...
1 vote
1 answer
1k views

Can I use a RAID card with chipset SIL3124 with no driver?

I have a software RAID card with a SIL3124 chipset. (This one). As you configure the RAID via BIOS, is it possible to use this card with 3 disks (RAID 5) with any OS without installing any driver on ...
39 votes
7 answers
65k views

ZFS best practices with hardware RAID

If one happens to have some server-grade hardware at ones disposal, is it ever advisable to run ZFS on top of a hardware-based RAID1 or some such? Should one turn off the hardware-based RAID, and run ...
0 votes
1 answer
993 views

LVM PV missing on boot - dropped to initramfs shell

I rebooted my ubuntu 20.10 server today and it suddenly started complaining that it cannot find one of the PVs in the root LV After some digging around in the shell that it dropped me to I could see ...
1 vote
1 answer
370 views

Ceph with mainstream (desktop) SSDs?

I am searching for an answer about using SSDs drivers, which are build for the mainstream. Afaik ceph uses for its marketing to buy cheap disks for entprise ready storages. But I cannot find any ...
2 votes
1 answer
5k views

What is the purpose of /sys/block/sd?/device/rescan?

I need to "rescan" the SATA bus of our Linux server in search of a hotplug device that doesn't show up. I've seen an old question on the topic (How do I make Linux recognize a new SATA /dev/...

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