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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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fstrim vs. mount -o discard: How come discard.... doesn't?

I've noticed from time-to-time that running fstrim on mounted ext4 filesystems yields massive amounts of trimmed space even when these filesystems are mounted with the discard option. I thought the discard mount option was supposed to trim ext4…
Server Fault
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How can I make this setup faster?

Hey StackOverlow Community, I currently am using some software that stores a bunch of XML files. All the files are under 25k bytes. The makers of the software state the performance is based on multiple concurrent tiny reads. The faster you can…
Demetri
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Isolate a failed SSD drive

I have recently had a Samsung 840 Pro 256 GB SSD fail on our server. The drive was configured in a RAID 1 array and a reboot was sufficient to bring things back online. When looking at the Intel Rapid Storage dashboard I now have the following…
QFDev
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Recommended 256 GB SSD for Linux servers

I need some relatively-affordable 256 GB SSD drives for a Linux application where fast seek performance (many IOPS) is more important than sequential throughput. The ratio of reads to writes is more than 10,000 to 1. I like Intel X-25 drives but…
Kevin
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Hardware performance penalty for Hyper-V Generation 2 VMs

I have the following configuration: Windows Server 2012 R2 OS installed on baremetal with Hyper-V. OS is installed on RAID1 850 PRO drives. Windows Server 2012 R2 Guest OS Generation 2 VM is located on Windows Storage Space Mirrored 950 PRO…
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Benefits of moving MySQL to its own SSD on AWS EBS

When using hardware (rather than virtualization), there is a clear benefit in using a 200 GB disk for MySQL and a 200 GB disk for content. But due to the way AWS works, is there actually any potential benefit in using two 200 GB disks on a web…
Ikram Hawramani
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Mix HDD and SSD in same RAID 1 array

I have a Dell Poweredge R410 with Perc H200 controller. I would like to upgrade my 15k RPM arrays with SSD. Both disks are SAS 6Gbps. Will it work if I remove 1 of the 2 disks, replace by the SSD, wait for sync then replace the other one…
Bastien974
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NVMe speed degradation after kernel upgrade

We are testing the speed of two Intel DC P3600 NVMe drives on a CentOS 7.1 system. They are configured in a software RAID1 using mdadm. After upgrading the kernel from the (very old) 3.10 to the latest 4.3 (or 4.2.5) we see can observe a very…
markz
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Imaging a PC from the Network using MDT

I have been googling around all day trying to figure out what the best approach to this is, or if there even is one. Goal - Quickly image a PC from our Network. Current Setup - Currently, we have disk duplicators that we plug a bunch of hard drives…
Adjit
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Web-server SSD upgrade: will partial fs switch do?

We had a dedicated server with Hetzner. Once our ecommerce instance got 350+ concurrent users peak we were experiencing some slowdowns and decided to upgrade RAM from 16 to 32GB, as well as adding 240GB SSD drive additionally to our 3TB SATA drive.…
Tim White
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SMART self tests - worthwhile if already doing weekly RAID checks and smartctl -a output being monitored?

If a server is configured to check the RAID weekly using /usr/sbin/raid-check and the output of smartctl -a is being monitored, is it worthwhile to also have regular SMART short and long self tests be configured to run, or would that be overkill? …
sa289
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SSD's in servers, best practice redundancy?

So some might say Im an experienced infrastructure architect guy and have been putting together server farms, storage subsystems and networks for a number of years in datacenter environments (specialising in virtualisation). I have been putting…
tomstephens89
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Recommended SSD Setup

I'm building a new server which will be running a text search service for our online web services. This service requires fast IO so I am trying to further reduce any potential bottlenecks. I would love to hear some recommendations on SSD's (or…
JohnyD
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Can I Use a Normal SSD disk in HP DL380 G6

We have a bunch of DL-380 G6 servers in our company, I want to know whether it is possible to use 2.5" SSD hard drives (with SATA III interface) on these servers or not?
Amir Pashazadeh
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ESXi build with SSD's and storage sharing with HDD

So the plan is to convert 4 boxed servers into all virtual servers with a new server. The 4 servers now don't require much horsepower to do much, so only looking at the Xeon E5-2470 (8C, 2.4ghz, iirc) and 48GB of memory. Anyways, my question is,…
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