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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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DL360 gen7 + 2 SSD Raid 10 crashing and amber lighting nonstop - it works fine with 2 SAS HDD

Thats it pretty much, I have this recently acquired DL360 with 2 300gb SAS HDDs. Every thing works fine with them in RAID 10: no crashes, no sudden amber lights, no amber lights after every reboot, no problem disconnecting one disk to force the…
arnold
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Swapping out a HP H240 host bus adapter to a P420?

Does anyone know if it is possible to keep the current raid configuration if swapping from the H240? It's currently running raid1+0 with 4xSSD's and I've noticed the poor write performance compared to the read performance (200MB/s compared to…
Ben
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add M.2 NVMe enablement kit to HP DL360gen9

I have a HP DL360gen9 8sff Applications running on the machine are saturating the current disks, all Intel Enterprise SSD disks. I would like to add M.2 NVMe drives but I can't figure out which enablement kit should I buy and install. In the user…
Max Favilli
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How do I know if SSD is the bottleneck in Linux?

I have a database server which uses a Samsung 840 pro disk. The load is constantly higher than usual, even if there is not much activity on the website. So I suspect the disk has worn out. But how can I check that the disk i/o is the bottleneck?…
Milkyway
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Ceph with mainstream (desktop) SSDs?

I am searching for an answer about using SSDs drivers, which are build for the mainstream. Afaik ceph uses for its marketing to buy cheap disks for entprise ready storages. But I cannot find any details or tests about this. E.g. if you take a look…
cilap
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SDA Input / Output error when trying to install OS

We are getting error tryint to zero out data on /dev/sda, see quote below, is there anything that might cause this or any tip on how we could fix this issue? The disk was working perfectly but a previous user said he would "wipe" the disk before we…
Toffe
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Limitations to using many SSDs in computing server

This is a beginner's question: We have a powerful computing server for roughly 10 users which will be increasingly used for data processing. In the past the main bottleneck was I/O. I was wondering if it is possible to have some kind of device to…
Radio Controlled
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OCZ Revodrive 350 srs interrupts

We built some servers running Windows Server 2016 out of some "spare" parts with the following specs: Supermicro X10DRH-iT Dual E5-2620 v3 256GB Registered ECC DDR4 RAM 1x Adaptec 71685 RAID controller 8x Intel DC S3500 80GB SSDs 4x Intel DC S3500…
Lenniey
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Servers with 24 NVMe drives - read throughput

We would like to buy some servers and we are looking into DELL server with 24 NVMe drives (like R740xd2 - 2 socket server) since we need very high read IOPS and throughput. We are however wondering what's the maximal throughput we can achieve with…
Marek Milkovič
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HP DL360 G7 Smart Array P410i drive mix

i have HP DL360 G7 Smart Array P410i with 3xSAS HDD 146 GB in RAID5. I decided to change hard drives to SSD ones (3x180 Intel SSD). My idea was to change drives one by one and wait for RAID rebuilds. However, i got this error i suppose reason is…
bofh
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Dose zookeeper servers must use SSD disks?

we want to install kafka cluster and 3 zookeeper servers kafka should use the zookeeper servers in order to save the metadata on the zookeeper servers ZK Data and Log files should be on disks, which have least contention from other I/O activities.…
shalom
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Does advice on aligning SSD block sizes apply to "cloud persistent disks?"

I recently read that differences between disk page size in the partition vs flash storage can hurt write performance. So, I checked the partition sizes on some database disks with parted and got Output: Sector size (logical/physical): 512B/4096B…
not_user9123
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SSD cloud hosting showing rotating disk device

I have some application hosted on OVH public cloud supposed to be run on a SSD drive. When I'm connected on the instance through a terminal, cat /sys/block/sda/queue/rotational outputs 1, meaning that the device under /dev/sda/ is not of type SSD…
David
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Using hdparam for more strenuous tests

So I am tasked with getting some strenuous raw hard drive performance tests. We started with FIO but this has proven to be ineffective as the results are poor in windows and linux. I tried Bonnie++ for testing the disk , but Bonnie++ complains…
LUser
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Can data be recovered from a scrambled SSD?

If I "shred" (this is a Linux utility/command) an SSD, can the data still be recovered?
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