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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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PostgreSQL server: 10k RPM SAS or Intel 520 Series SSD drives?

We will be expanding the storage for a PostgreSQL server and one of the things we are considering is using SSDs (Intel 520 Series) instead of rotating discs (10k RPM). Price per GB is comparable and we expect improved performance, however we are…
Vlad
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TRIM on OCZ RevoDrive 3 on CentOS

I've got an OCZ RevoDrive 3 mounted as / on my CentOS 6.3 box running kernel 2.6.32-220.17.1.el6.x86_64. /boot is on a HDD since OCZ's driver apparently doesn't yet support booting directly to it. While testing, the drive mounted with the 'discard'…
Seventoes
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IO-intensive processes hang with iowait, but no activity going on

I have a bunch of IO-intensive jobs, and to boost performance, I just installed two SSDs in a compute server, one as a scratch file system, one as swap. After running for some time, all my processes hang in "D" state, consume no CPU, and the system…
Ketil
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SSD, AHCI and write performance

We've started to deploy SSD drives to our developers workstations. At this moment we're having the unpleasant surprise that the systems using the new SSDs often freeze, with the HDD activity led blinking or being continuously on. Benchmarks shows…
Dan
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Worth it to move /var to physical disk vs logical?

Brief question about partition layout. I use an SSD for /, /boot, /usr, & /home partitions. I'd like to move /var to a mechanical disk to minimize writes to the SSD. I'm mainly concerned about maximizing drive life rather than maximizing performance…
Tammer Ibrahim
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SSD redundancy via HDD

Is there a way to guarantee redundancy to an SSD using an HDD? Raid 1 is the best choice to guarantee redundancy in HDDs, but SSDs are too expensive to guarantee redundancy via RAID. If I was to couple an SSD with an HDD, could I guarantee…
Mascarpone
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SSD linux aligment

Hi I have bought a ssd disk and Im not sure if I aligned it correctly. If I understand it correctly the starting sector should be dividable with 512 and it does not matter when the partition ends as long the next one starts on a sector dividable by…
sherif
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SSD TRIM Support in Snow Leopard

Does Mac OS X Snow Leopard officially support SSD TRIM yet? If not, is there an expected availability? Also, is there a brand of SSD that is most compatible with a late-2009 Mac Pro?
Mark Richman
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ESXi: Which SSD / important SSD parameters?

I want to setup a small ESXi server, which has to be silent, therefore I will use a SSD drive, however I am not sure which one I shall use and which parameters of a SSD are important for usage with ESXi? I am thinking on one of these (price rougly…
stefan.at.kotlin
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SSD for system and HDD for data for Desktop environnement

I have to buy some new computers for my users. Some sellers told me that it is a good idea to have a small SSD (32GB) for the System (linux or WinXP) and a SATA II (more than 300GB) for other stuff. Is there any one that have already experienced…
Kortex786
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Temporary IO boost for an MSSQL server

The company that I am working for is looking at doing a data upgrade on a database to go from one version of an application to the next (Axapta 3 to Ax 2009). This process is very IO intensive and with our current setup will take a few days. We…
holz
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Plone / Zope / ZEO on SSD - Recommendations

I'm evaluating a new server for our Plone / Zope Installation (3.2GB Data.fs and 7.4GB blobstorage). The installation serves mostly authenticated requests and has lots of edits (Intranet and eLearning environment). I'm thinking about running the…
Gaudenz Steinlin
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SSD system disk durability?

This is a follow up to Server System drive on a USB stick? Good? Bad?. I set my mind on this 2GB motherboard mountable PATA SSD. (I already ordered it because I had a voucher, this question is to know whether I can safely rely on it in a server that…
The Shurrican
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Can one SSD replace a pair of mirrored drives?

I have various firewall/router/utility type boxes that do not require much if any storage for their primary purpose other than booting. But I do like to be able to put a more or less standard CentOS/RHEL install on them which takes a few gig. So I…
Tracy Reed
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Server RAM acting as HDD

I've some software that wants access to a very fast disk. I could buy an SSD, but my server has approx 64GB of ram spare. Is it possible to use a portion of that unused RAM to create and mount a virtual disk? I'm using either Ubuntu or CentOS.
Pengin
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