Questions tagged [trim]

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54 votes
4 answers
49k views

What is the current state (2016) of SSDs in RAID?

There are plenty of resources available online that discuss using SSD drives in RAID configurations - however these mostly date back a few years, and the SSD ecosystem is very fast-moving - right as ...
Dai's user avatar
  • 2,299
20 votes
6 answers
16k views

Possible to get SSD TRIM (discard) working on ext4 + LVM + software RAID in Linux?

We use RAID1+0 with md on Linux (currently 2.6.37) to create an md device, then use LVM to provide volume management on top of the device, and then use ext4 as our filesystem on the LVM volume groups. ...
Don MacAskill's user avatar
4 votes
3 answers
7k views

Is there a way to force a TRIM in a Windows 2012 Software RAID array?

I have a Windows 2012 server configured with two SSD under a Software RAID 1 (controlled by Windows), under that configuration the optimization tool is not supported. Is the TRIM still scheduled/...
Eric Grange's user avatar
3 votes
1 answer
4k views

Is TRIM possible on SSD disks in RAID 1?

I am going to build a new server to handle a high-traffic php/mysql site. I am going to use SSD disks to benefit from fast random read performance but really got confused about choosing the right SSD ...
alfish's user avatar
  • 3,157
3 votes
2 answers
4k views

SSD on Vmware ESXI 4 (TRIM? Good Idea?)

I just posted about finding bottle necks and have narrowed it down to having way too many VMs on my machine on one 15K SAS drive. I have plenty of cores and plenty of ram. So I am planning on putting ...
nextgenneo's user avatar
1 vote
2 answers
2k views

Trim on intel x25-m G2 when connected by iscsi

I am running a windows 7 vm on esxi connected to x25-M G2 via iscsi, which is running starwind iscsi on server 2008. Is trim a function of the vm OS or the iscsi server OS or not applicable with ...
user32222's user avatar
  • 319