Questions tagged [hard-drive]

Questions about hard disks' performance, issues, tips, and software.

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Openstack: VM disk I/O Tunning

In OpenStack, I am facing I/O performance issues. I am using virtio-scsi driver support in the quest. Currently, I am getting below mentioned performance. WRITE: bw=37.2MiB/s (39.1MB/s), 37.2MiB/s-37....
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2answers
52 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 ...
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2answers
27 views

Connecting SCA-2 Ultra320 disk to some controller using some cable

This is "blast from the past" type question. I need to make a backup of data stored on SCSI disk used in a large industrial machine. That machine takes SCSI Ultra320 drives like Cheetah 10K....
3
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2answers
101 views

Windows Disk Cluster for Hyper-V Failover Cluster

Looking for design assistance. Typically, I use a 2 node SAN disk cluster running CentOS and DRBD for high availability. I will then connect the hypervisor(s) via iSCSI; sometimes KVM/QEMU, sometimes ...
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25 views

After resizing Azure Linux VM, data in the attached datadisk is lost. Why?

Here is the general information : I created and attached standard SSD datadisk on the creation of the ubuntu VM. Aplication files were on the datadisk. I mounted datadisk following this tutorial ...
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1answer
16 views

Partition of mdadm raid0 array passed through to win10 20H2 via virto driver is suddenly lost. How can I figure out why?

I have checked the logs. System has been working for a month then suddenly they could not see the drive on network. It is a linux file server with a virtual windows on top of it ... Virtual windows ...
0
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1answer
43 views

Clone disk with multiple partitions using dd

I have used dd before to clone hard drive's but I'm now attempting to clone an entire hard drive consisting of 3 partitions to another drive. My partitions are named nvme0n1p1 to 3, I tried leaving ...
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28 views

Poor proxmox pveperf performance on a mdadm raid 1

When running pveperf on a Debian + Proxmox PowerEdge R540 server that uses two hard drive in a raid 1 configuration (using mdadm), I get very low performances in the number of FSYNCS/SECOND: $ sudo ...
2
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1answer
79 views

Failed to Partition a 10TB HD?

Before I tried to partition a 10TB HDD again, parted saw it: # parted /dev/sdb (parted) print list Model: ATA ST10000NM0016-1T (scsi) Disk /dev/...
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53 views

ssh connection refused for Google Cloud Platform instance

I am trying to connect to my Google Cloud VM instance through SSH. I didn't have any problem before I mounted a new 500GB zonal persistent disk and even then I was able to ssh and format the disk and ...
0
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0answers
18 views

Find errors on HDD, RAID, SSD, NVME with one program

Is there a software that can automatically find errors and failed disks, on any of these types of storage: mechanical HDD flash-storage like USB-sticks or SD-cards RAID SSD NVME I'm working with a ...
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0answers
23 views

S.M.A.R.T spin retry count

Monitoring the spin retry count of a 2-months-old HDD I don't fully trust (noise), I wonder: If "current" is 134, why is "worst" indicated as 100 and "threshold" as 30? ...
2
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1answer
47 views

About IOPS of a RAID5 disk array without cache

we are using a 530-8i RAID adapter,which is none-cache supported, on a Lenovo ThinkSystem SR590 server.And we have 4 HDD(600GB/10K RPM/SAS) in the array. I read an article about calculating the disk/...
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2answers
121 views

Trying to erase disk content by filling all bits with “1”, not “0”

I have 2 old 160GB WD drives that do not have "Security-Delete" option when querying with hdparm. I understand the current acceptance of the mechanism overwriting entire disks with zeros. ...
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2answers
47 views

How can I block bad sectors of HDD forever? [closed]

How can I specifically determine and block bad sectors that is likely to fail in the future? Can anyone suggest a 3rd party freeware? I was using a freeware called Victoria. Does it help? And there ...

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