Questions tagged [trim]

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Running fstrim as cronjob - what happens when interrupted by shutdown

One of the ways to implement fstrim on a file system, it to make a cron.daily task that runs fstrim /. This is preferred over -o discard (mount option) by a lot of people, because the latter can make ...
Halfgaar's user avatar
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5 votes
0 answers
3k views

Do I need to trim my SSD? How?

I have been using a pair of Intel 320 in RAID 1 on my busy Ubuntu server for about 4 month. While the disk usage never reached 50% of the capacity, but I FEEL that the server has become less ...
alfish's user avatar
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4 votes
0 answers
241 views

Trim Azure VHD size in Windows 2008

I have an azure virtual machine and due to a broken backup script, it has previously used the entire 127GB of space. My virtual machine is now only using 20GB however I'm still being charged for the ...
John's user avatar
  • 161
2 votes
0 answers
131 views

Is there a "TRIM" command for dmcrypt devices?

When using an encrypted drive in a virtual machine, the VM image starts very small if you do not initialize the drive with random data. When you fill the drive, it grows, but when you delete files it ...
allo's user avatar
  • 1,713
2 votes
0 answers
989 views

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. ...
Seventoes's user avatar
  • 153
1 vote
0 answers
331 views

Does trim need to be enabled inside a VM on a zvol?

zfs and virtio both have trim support, which means, that trim operations can be forwarded by VMs using zvols to the physical underlaying disks. (Please excuse my usage of the word "physical zpool&...
John Smith's user avatar
1 vote
0 answers
456 views

Repeatedly run fstrim doesn't seem to work

When I run fstrim --all -v a few times in a row it doesn't seem to be working as expected. Every time it reports that it processes the same number of bytes: root@pc:~# fstrim --all -v /boot/efi: 503.2 ...
oᴉɹǝɥɔ's user avatar
1 vote
0 answers
35 views

Transfer the configuration settings and data from HPRM production to test

We are performing an upgrade of HPRM and we want to be able to replicate the production environment into a new test environment in AWS. Our infrastructure in AWS is already set up, however we were ...
Nathan Scullen's user avatar
1 vote
0 answers
967 views

VMware Esxi with Kingston SSDNow (No Trim but S.M.A.R.T Garbage Collection)

I recently posted asking whether Trim is supported on VMware Esxi (here) and found out it is NOT. I've read that some SSDs, such as the Kingston SSDNow have hardware garbage collection. Would this ...
nextgenneo's user avatar
0 votes
1 answer
143 views

When Upgrading My 3.5" HDs To SSD HDs Can I Continue To Still Use RAID 1 (MIRROR)?

I'm upgrading my old 3.5" HDs to a set of SSD HDs. I currently run a RAID 1 (MIRROR) array for the 2 old drives (just in case) and want to know how I should rollout the new SSD drives... I have been ...
Arvo Bowen's user avatar