Questions tagged [nvme]
98 questions
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How do I maximize nvme raid0(md) performance (in linux)?
Nvme raid0 read(and write) performance is sometimes worse than the performance of one individual underlying drive.
hdparm -t /dev/md0 :
Timing buffered disk reads: 7054 MB in 3.00 seconds = 2350.46 MB/sec
hdparm -t /dev/nvme0n1 :
Timing…
Horatiu
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Single-disk array full: how to add a spare disk without losing data?
So I rent this server from Hetzner and it was labeled as 2x512gb nvme ssd. Indeed, the server contains two 512 gb nvme ssd but (my fault) I noticed only later that they were in some sort of software RAID.
I managed to remove a disk from the array…
Wyatt Gillette
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2 answers
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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AMD Optane alternative
I want to have an Optane features with my Ryzen build: high TBW and high I/O. Disk space irrelevant (like MEMPEK1W064GA, 64GB would be enough for me). And it would be nice if I can utilize the full power of my free PCIe 4.0 lane. Now I have an PCIe…
tchspprt
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VMware nvme writes on unallocated space
I just have a question related to the disk DWPD that I have a hard time finding the answer in google.
Consider this scenario:
1 server with only 1 nvme disk of 1TB (no SATA, no Optane, no SD cards, just 1 disk)
VMWare ESX 6.7
Let’s say I create 1…
NickPR
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Nearly 100% disk utilization after upgrading to debian 10 without any reason
We recently upgraded our servers to debian 10. The setup is completely the same as with debian9 beside of course some new software packages.
We are running the default kernel:
$ uname -a
Linux kt105 4.19.0-6-amd64 #1 SMP Debian 4.19.67-2+deb10u2…
Janning
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NVMe-Dedicated Server without Virtualisation: Big speed benefit?
I am currently using a VPS which is virtualised with Virtuozzo and sometimes my blog is starting to deliver in 150ms till 350ms (server response).
I assume that the virtualisation is the bottle neck because as I read Virtuozzo does have only one…
frankhammer
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SSD IOPS inquire
I have question about IOPS
For example is there difference in IOPS if the SSD was ( sata 2.5 or M.2 sata or M.2 M-key nvme )
i know
sata interface = 600MB
M.2 sata = 600MB
m.2 M-Key nvme = 2000MB
But I am asking about IOPS of them same or there is…
BIQ
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