Questions tagged [hard-drive]
Questions about hard disks' performance, issues, tips, and software.
2,483 questions
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Windows with external hard drive in enclosure [migrated]
I have a Kesu 2530 and Orico 25PW1 USB3.0 enclosure case. I use Seagate ST500LM030 and WDC WD10JPVX-08JC3T5, APPLE HDD HTS541010A99E662 2.5" hard drives.
In Windows 10 there is an eject function ...
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Setting thresholds for disk I/O metrics like wr_sec/s or rd_sec/s from sar command
We have a Red Hat Kafka servers, and the disk utilization on the Kafka disk is very high almost 100%.
What we observe from the sar command is that the values of rd_sec/s and wr_sec/s are high.
The ...
- 709
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ZFS RAID 10 on Ubuntu 24.04: Issues with /dev/disk/by-id/
I'm having a small issue with a Github Repository that I created. The intent of the Repository was to automatically install Ubuntu 24.04 on a ZFS RAID 10. I chose ZFS RAID 10 as this is meant to ...
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linux incorrect lvm disk size
I have 3 LVM disks in the system, and they are of different sizes. While the sizes appear normal in lsblk, when I check with the df -h command, the sizes of all three disks appear to be the same. It’s ...
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block nvme0n1: no uuid available providing old nguid - after disk cloning
On Rocky Linux 9.2 I made a copy of my full SSD with a software in order to replace the SSD, then I put just the new SSD in and booted from it, I seen a startup delay saying:
A start job is running ...
- 1,245
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48
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Slow Borg backup, excessive wall time (not CPU)
I am perplexed by why Borg backup is requiring such a large amount of real time. I thought this might be related to the source files being stored in the btrfs filesystem, but creating a tar archive of ...
- 121
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52
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qemu Harddisk slow access (>10 seconds)
I'm trying to set up multiple Windows guests on a Linux server using KVM / qemu and I'm getting abysmal response on disk reads and writes. Windows 11 Task Manager on one guest is reporting disk ...
- 2,633
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Linux Debian server - very slow disk
My hard disk on server is now very slow, that makes me crazy, I will restart server today night.
hdparm -Tt /dev/sda
/dev/sda:
Timing cached reads: 22580 MB in 1.95 seconds = 11579.11 MB/sec
Timing ...
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2
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69
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Why does two disk system with windows mirroring fail to boot when primary disk removed?
I am evaluating replacing hardware RAID1 with windows server 2019 disk mirroring. This is because i want to migrate to NVME disks and our hosted server provider has advised windows disk mirroring is ...
- 131
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/proc/diskstats vs iotop and iostats
We're trying to find out why data written on a server has gone up recently, and found a large discrepancy between the values reported by different tools.
Zabbix and /proc/diskstats agree that about 3....
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Virtual Disk read only WinServ22
Had to reinstall a Windows Server 2022 VM hosted on Proxmox 8.1.4. I have four 12TB drives passed through to the VM and they were all made into one virtual drive on the previous WinServ22 system. I ...
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Drive failures on Lenovo ThinkSystem SR590 and why its a "Withdrawn Product"?
our small data center faces 1 or 2 drive (SSD, SATA & SAS) failures every year in RAID-1 and RAID-5 setup on Lenovo ThinkSystem SR590 servers.
Today while I was searching the internet about the ...
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182
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Optimizing Disk Performance - IOPS/Throughput
I've got a VM used for SQL, and it's being suggested that splitting temp-DB, transaction logs, master, etc. onto separate physical disks will boost performance.
This VM is in a datacenter (all flash ...
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How to recover data from entire ext4 disk wiped (now unallocated) [closed]
While going through a routine install of nixos the installer swapped sda and sdb. I made the mistake of not taking note of the disk size and ran the installer to entire wipe and install on the wrong ...
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Linux disk space running full
Trying to understand more of Linux and why our diskspace keeps running full with what. Little to none experience with Linux so bear with me
/dev/sda2 is mounted on / and this disk keeps running full
...
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Hard drive makes clicking sound when system starts but works if I keep it disconnected at start and connect after three seconds
I have a testing system with two 500 GB HDD (RAID 1) with an Intel based MB and Linux OS. (I don't know if these information are useful, the problems seems unrelated to OS or similar but I wrote them ...
- 127
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Ubuntu: Use anacron and rsync for monthly backups to external drive
My goal is to write monthly backups of my ubuntu /home/ directory to an external drive, which after connecting it to the computer I can see at /media/ironman/Elements. To this end I use rsync.
The ...
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Can I see fsck.exfat progress info, somehow?
e2fsck supports the -C switch for printing progress information; however - fsck.exfat does not. Is there any way to track its progress externally? perhaps something like a disk map which lights up ...
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765
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EventID 51: "An error was detected on device during a paging operation", but disks are fine
We are an MSP and receive this warning on several servers. But we are pretty sure all is fine.
An error was detected on device \Device\Harddisk2\DR3 during a paging operation
https://learn.microsoft....
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single RAID0 Harddrive stalls when mounting
This is a cross post / repost from my linux/Unix question, after I didn't get any further comments/answers to the adittional data I gave:
Problem Description
We are using a Debian 12 Server with a ...
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HP ProLiant 380G8 HDD tray staus blinks
I upgraded my RAID6 with two additional drives. Now have six 8TB drives in it. After adding, I modified arraysize to max (SSACLI installed on PVE), restarted and tuned the partition (parted, ext4).
...
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One bay of RaidSonic Icy Box suddenly stopped working, other 3 remain functional, how to diagnose root cause?
I have a RaidSonic Icy Box IB-3740-C31, USB-C 3.1. It's served me well for the last few years and paired with an N100 16GB mini pc it acts as my personal home server and NAS storage. Suddenly, one ...
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Are RAID controllers blind to partition tables on individual disks?
I'm curious how the concept of partitions (and partition tables) co-exist with the concept of RAID arrays. Here is my current understanding (correct me if I'm wrong anywhere):
A physical hard-drive ...
- 185
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75
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Is my dedicated server HD dying?
I have a dedicated server with 2 3TB SATA HDs. I use the server to create and share torrents. Recently I got the following error message when trying to create a torrent based on files on that server.
...
- 205
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For a storage server, practically do we need to worry about reading undetectable bit rot on hard drives?
Practically speaking, with a modern hard drive, do we need to worry about a bit rot goes undetected on a hard drive when read? Assuming that the bit rot occurs on the disk, not in memory or elsewhere.
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91
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GCP Compute Engine CPU peaks every 10 min during disk load
I am experiencing CPU peaks during disk demanding tasks on the GCP Compute Engine every 10 minutes. I want to understand the reason why these peaks occur. My goal is to either eliminate these peaks or ...
google-cloud-platform
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357
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Free disk space of Zabbix server is less than 20% on volume /var/lib
Zabbix server's /var/lib free disk space is running low:
Checking the server, the ibdata1 file is causing the problem:
How can I fix this?
Additional question:
The file named kcore is huge. What is ...
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How can a folder size be greater than the actual disk capacity on Ubuntu?
So, a little background:
I have a 2TB hard disk that serves as a backup for files (ext4 formated)
The disk was reporting +90% used space, so I bought a 4TB disk
Formated the 4TB to LVM with ext4
My ...
- 1,106
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Ansible playbook to format and mount unused disks
I am trying to setup a disk on Linux with Ansible. I am fairly new to ansible.
I have managed to get a list of all unused disks (though it will probably consist of just one) but I am having issues to ...
- 31
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Upgrade HDD to SSD - RAID 1
I will upgrade a RAID 1 with 2 HDDs to a RAID 1 with 2 SSDs on a Dell T420 server (PERC H310).
But first I'd like to make some tests with a new OS installation on this new RAID 1 with SSDs.
Can I take ...
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Can a faulty cable (or other issue) cause SMART errors with a perfectly good drive?
On a lot of my drives I get WRITE|READ FPDMA QUEUED errors, like so:
Error 23 occurred at disk power-on lifetime: 43915 hours (1829 days + 19 hours)
When the command that caused the error occurred, ...
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I gave a 2.2 TB hard disk but only 100GB (sda->sda3->ubuntu--vg-ubuntu--lv) mounted in / [duplicate]
I have ubuntu 22.04 server on my vm in esxi and iam new for this
The size of my current directory(/home/<username>) after login is only 100GB
df -h .
Filesystem Size ...
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dmesg spamming "Power-on or device reset occurred"
So I have a DELL R730xd Server with 24 SSDs on a PERC H730P Mini controller in HBA mode. All 24 drives are in one big ZFS Raid-Z2 pool.
I have noticed that dmesg gets spammed with a lot of these ...
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How to recover if a disk with OS on dedicated server fails?
Dedicated server on a private cloud that consists of four disks.
One of the disks contains the operating system (OS). If the disk fails, the server will not start, and we cannot extract data from the ...
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How do data centers deal with constant disk failure?
According to disk reliability report on 2022
https://www.techspot.com/news/97909-ssd-reliability-only-slightly-better-than-hdd-backblaze.html
SSD hard drives have a annualized failure rate of 0.98% , ...
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vmstat + on RHEL machine high values of swpd
The swpd field indicates how much swap space has been used; this value increases when the systems physical memory is full and the Linux kernel starts to use the swap partition/file. When the systems ...
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Shrink/Reduce disk size on a Linux RAID 1 server
i am looking for a way to clone my HDD to SSD without loosing data or the Linux system itself. The problem is the size of current HDD is 1TB and the SSD we got have 480GB, so i can't clone directly ...
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RHEL + how to prevent OS disk - sda to change after reboot
We installed RHEL 7.9 version on physical machine., when sda device was the OS.
The machine has the following disks.
sda - OS disk
sdb - data disk
sdc - data disk
After reboot OS disk device changed ...
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Apache Kafka Kraft best practices and what is the preferred disk storage for the meta-data topic
My question concerns the recommended disk storage for the topic __cluster_metadata-0 under controllers in Kraft mode.
we have two options:
Locate the topic __cluster_metadata-0 , on OS volume as /...
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Debian 11 fails to update grub configuration
I have the following error when I run an update script with ansible:
Generating grub configuration file ...", "Found linux image:
/boot/vmlinuz-5.10.0-26-amd64", "Found initrd ...
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Error 20580 occurred at disk power-on lifetime
I just put new discs to my server and I want to create raid but during initial rebuild (raid 5) I get disc failure. After that I have problem to check SMART parameter of that disc. After reboot I get ...
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MSSQL database slow when move database on other disk
MSSQL Developer Edition, with many database online for test purposes.
To better handle disk space, I moved some databases to another disk. Moved databases perform slower than the original location (...
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Reasons for high disk time but minimal IOPS
Can anyone possibly suggest scenarios on a large database system where system stats show a rapidly increasing disk time stats, but next to no actual disk IO? When working with lots of large files, ...
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Can I make md (Linux software RAID) more fault tolerant?
I have a particular hard drive in a RAID 1 mirror that gets failed out under heavy load, typically, when I run a full backup.
There is nothing wrong with the drive. Ok, it is getting one error when ...
- 4,696
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Curious? LVM on a brand new drive?
i wanted to replace a broken zfs-drive on my server and got a "sealed" drive from my storage for that usage, but when i first checked the drive it shows me that there is a LVM on it.
My ...
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/dev/sda Currently unreadable (pending) sectors alert but smartclt shows everything as 0
I already read the similar questions but mine seems to tell a different story or the answers there don't work for me.
SMART error (CurrentPendingSector) detected on host
Device: /dev/sda [SAT], 1 ...
- 309
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54
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What is a good choise for heavily used data storage
We are a small business that analyze lots of biological data, writing and reading something in range from 500Gb to 1.5Tb now to produce final results that are much smaller. I personally am a data ...
- 145
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129
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Different size of disk in disk management and my computer, after extend in Hyper-V
I have a problem after live extend disk from Hyper-V on running machine.
I normally increase the disk size from Hyper-V (300GB->1.3TB), then on system using disk management for extend.
In this case,...
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HPE ProLiant DL380 Gen10 server RHEL8
I have two physical servers host RHEL8 lets name them (server1, server2).
Server1 has 4 physical disks configured on RAID1. The size of disk1 and disk2 together equal 800GB, and disk3 and disk4 equal ...
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591
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Converting partition from basic to dynamic in Windows Server 2022 gives security error
The server has 2 1 TB SSD drives, meant to be in RAID1 on the OS level, using Windows Disk Management, or Diskpart.
We have over one hundred of servers with this configuration which were installed ...
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