Re: Disk write cache — Linux Kernel

Andi Kleen <[email protected]> wrote:
>
> However since
>  I suppose a lot of disks flush everything pending on a flush cache
>  command it still works assuming the file systems write the 
>  data to disk in fsync before syncing the journal. I don't know
>  if they do that.

ext3 does, in data=journal and data=ordered modes.
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Follow-Ups:
- Cache based insecurity/CPU cache/Disk Cache Tradeoffs
  - From: "Brian O'Mahoney" <[email protected]>

References:
- Disk write cache (Was: Hyper-Threading Vulnerability)
  - From: Mikulas Patocka <[email protected]>
- Re: Disk write cache (Was: Hyper-Threading Vulnerability)
  - From: Gene Heskett <[email protected]>
- Re: Disk write cache (Was: Hyper-Threading Vulnerability)
  - From: Jeff Garzik <[email protected]>
- Re: Disk write cache
  - From: Kenichi Okuyama <[email protected]>
- Re: Disk write cache
  - From: Jeff Garzik <[email protected]>
- Re: Disk write cache
  - From: Andi Kleen <[email protected]>

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