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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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Running SQL from memory faster than SSD?

Recently we have been having problems with our oracle database locking up on 1 query that we know so far. I will give a break down of what is happen however really doesn't have too much to do with my question but I am open to…
Anthony Fornito
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Potential pitfalls associated with securely deleting SSD disks

I need to decommission two SSD disks from one of my Linux hosted servers. In order to safely delete data stored in the disks I was planning to use: hdparm --security-erase. I read this document and it suggested not having any disks connected to the…
Matías
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ssd firmware, linux: updating large batch of drives

I was recently hit with a fatal firmware bug that affected dozens of Crucial SSDs deployed in my datacenter. Many of the affected machines use LSI or other proprietary SAS controllers, which Crucial's bootable ISO does not recognize. None of the…
wryfi
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How to determine number of write cycles or expected life for SSD under Linux?

We've been running an SSD (Intel X25-M) in a Linux (RHEL 5) server for a while, but never made any effort to figure out how much write load it was under for the past year. Is there any tool under Linux to tell us approximately how much has been…
JZeta
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Does it make sense to install SSDs on server?

I want to build a server hosting about 2TB+ data. Of course SSD is out of the picture in terms of the data drive. My question is: Is there any benefit to use SSDs as the boot drive? I plan to put 16G memory on it. I think most of the time the…
treehouse
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Secure Delete on SSD

Will a "traditional" secure delete utility that overwrites physical sectors on a magnetic HDD work on an SSD, or will the SSD simply "remap" the sector to avoid the expensive delete operation and leave the data intact for an undetermined period?
ScottS
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does adding heaps of drives to a raid 0 increase performance?

does adding heaps of drives to a raid 0 increase performance? i know that two drives in a striped raid will usually be faster than a single drive but will i notice a difference in performance between say, 2 drives in a striped raid and 8? is there a…
Peter Cullen
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SSD (Intel 530) read/write speed very slow with RAID 10

Explanation: We have a Server: Model: HP ProLiant DL160 G6 4 x 240GB SSD (RAID-10) 72GB DDR3 RAM 2 x L5639 HP P410 RAID Controller (256MB, V6.40, Rom version: 8.40.41.00) SSD drives are 4 brand new 2.5" Intel 530 with 540MB/s read speed and…
Ara
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Background discard on swap partitions on Linux + SSD

Problem I want to enable background TRIM operations on a swap partition within a SSD disk on Linux. According to several articles, e.g. this one, the kernel detects this configuration and automatically performs discard operations, but on my tests…
santisaez
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SSD for swap on Ubuntu server

Currently I am reading SSD reviews and I wonder how much exactly I will benefit if I move the 24 GB swap from 7200rpm HDD to SSD. Does anyone implemented swap space on SSD? Is this generally good idea? On a side note: I read that ext4 has much…
grs
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SSD TRIM (discard) problems with ext4 on Crucial C300 SSDs with CentOS 5.5

Playing around with using a modern kernel (2.6.37 currently) on an older OS (CentOS 5.5) so we can get TRIM (discard) working on our SSDs (Crucial C300s). The most recent hdparm (9.37) concurs that the C300 supports TRIM: ./hdparm -I /dev/sdc | grep…
Don MacAskill
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Poor iSCSI performance with SSD disks and 10 Gbe network

iSCSI Target Ubuntu 14.04 (Trusty Tahr) with 16 GB RAM and 16 core CPU as LVM backed iSCSI target using three Samsung SSD disks, each capable of doing 65k IOPS using an LSI 6 Gbit/s controller with on board cache. Benchmark on SSD disk in…
Kevin Parker
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System drive on SSD; pagefile to its own drive?

I am using an Intel X25-E SSD for the system drive of a Windows Server 2008 R2 server with 16 GB RAM. Would it be good practice to move the pagefile to its own drive? If so, for the pagefile drive, would there be a preference for SSD or…
sejong
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Root Device on SSD instance types. SSD vs EBS confusion

I have an AMI that was originally created from a t1.micro linux. The "Root Device Type" of this AMI is EBS (8 GB) and my web application software is "baked" into this root volume. Now I would like to launch an m3.medium instance from this AMI but it…
user183744
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What effects do magnets have on HDDs and SSDs?

What do magnets do to hard disk drives and solid state drives upon contact?
Zack Zatkin-Gold
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