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Questions tagged [ssd]

Solid-state drive refers to a data storage device that uses solid-state memory to store its persistent data.

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Is there a benefit to having SSD for OS and spinning disk for VM's

Just about to rebuild a small server which would typically be a couple of 4TB spinning disks in RAID1 to hold the OS and the VM's, for 4TB (x2) the cost is still quite high for all out SSD, but I was wondering if a compromise would be to have…
omega1
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Benchmarking ssd MySQL write performance: sysbench oltp_write_only vs write iops, fio. Madness

I've benchmarked about 10 diffrent ssd devices with sysbench oltp_write_only.lua and I found no coroleation whatsoever between max sustained write IOPS of device (both from specification and from fio --bs=4k --iodepth=64 benchmark). I've tested nvme…
ndd
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Hyper-V Server SSD vs NVME M.2

I'm quite novice on setting up servers and VMs and I'm trying to setup a simple PC to act up as a server in an office. The requirements are low but I think this is a good opportunity for me to learn by trying. I am planning to install Hyper-V Server…
bennygenel
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Latency in fio vs ioping

There are two tests: ioping -c 10 -S 4K -D . 9 requests completed in 2.49 ms, 36 KiB read, 3.61 k iops, 14.1 MiB/s generated 10 requests in 9.00 s, 40 KiB, 1 iops, 4.44 KiB/s min/avg/max/mdev = 259.5 us / 277.0 us / 325.0 us / 19.9 us sudo fio…
ogbofjnr
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SSD - split Virtual Machines and Data or both on same SSD?

Is there any benefit in keeping Virtual Machines and Data on two different SSDs? Just thinking about the wear from the writes to the Virtual Machines being much higher than for the Data partition. Does it make sense to seperate these two or it…
NickC
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Upgrading Intel DC S3500 HP OEM firmware without Windows Server?

I have a second hand 800GB SSD Intel DC S3500 series (Model VK0800GDJYA). The Intel DC S3500 series suffers from the 8MB bug if the firmware is not updated: the capacity of the SSD suddenly fells to 8MB, for instance after a power outage. Some of…
OuzoPower
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Does `docker run --rm cli_command` destroy SSDs via constant writing?

I am running several PHP CLI apps (phpcs, phpunit, phpstan, to name a few) via docker run -it --rm against several hundred thousand packages. This means an equivalent of millions of docker runs over the course of a year. Does docker run -it --rm…
hopeseekr
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On modern Linux, is it safe, or is it a bad idea to move all active writes of the OS to other disks?

I've been using SSDs long enough now to think about protecting them from premature failure due to excessive writes. So, I've already moved /var to other disks successfully (be they other SSDs or HDDs) and it works fine, but I'm a little hesitant to…
Richard T
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How to verify if a disk was ever written to

How can you verify if a disk is fresh and has had no write from the factory? I have a client that needs to make sure that the disks he revived are cleaned and weren't tampered with from the time it left to the factory till it was in his possession.…
Dovid Bender
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ML350p Gen8 with non HP SSD

I have a HP ML350p Gen8 which I am looking to upgrade. I have seen this Kingston data centre SSD: DC500 2.5" Enterprise SSD - 6GBps SATA SSD for Read-Centric and Mixed-Use…
svimes
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Can't open /dev/sda1 exclusively. Mounted filesystem?

I'm aware that there are a lot of similar questions about this, I have tried following through the responses but nothing has helped. I'm more than happy to post more logs if needed. The end goal: Have three ssds (sda, sdb, sdd) all mounted as 1…
The Ref
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Support on 3rd party SSDs for Lenovo ThinkSystems

I was wondering if there are any problems on using third-party NVMe-SSDs (e.g. Samsung 970) in a Lenovo ThinkSystem?
Michael Dorner
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What is the difference between Consumer and Client SSD?

Does anyone know what are the differences between Consumer and Client SSD : https://www.samsung.com/us/computing/memory-storage/solid-state-drives/ssd-970-pro-nvme-m2-1tb-mz-v7p1t0bw/…
Guessed
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Relative seek times for various types of storage media

Does anyone know the approximate time required to retrieve and modify a kilobyte of data for various types of storage media in a typical modern server? Specifically: RAM Hard disk SSD This would be a random access, not sequential. I'm more…
sanity
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fio numjobs & iodepth Values to Simulate Database PostgreSQL Workload?

I am trying to benchmark a ZFS RAID-10 array of SATA SSDs using fio with settings that are somewhat representative of database workloads like for PostgreSQL. For example, for random reads: fio --randrepeat=1 --ioengine=libaio --direct=1…
Nyxynyx
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