[haiku-bugs] Re: [Haiku] #7324: file cache does not flush

  • From: "stargatefan" <trac@xxxxxxxxxxxx>
  • Date: Sat, 05 Mar 2011 17:04:56 -0000

#7324: file cache does not flush
-----------------------------+----------------------------
   Reporter:  stargatefan    |      Owner:  axeld
       Type:  bug            |     Status:  reopened
   Priority:  normal         |  Milestone:  R1
  Component:  System/Kernel  |    Version:  R1/Development
 Resolution:                 |   Keywords:
 Blocked By:                 |   Blocking:
Has a Patch:  0              |   Platform:  All
-----------------------------+----------------------------
Changes (by stargatefan):

 * status:  closed => reopened
 * resolution:  invalid =>


Comment:

 When copying a large movie file from drive A to drive B the cache gets
 loaded and stays loaded until shut down. I appreciate the performance
 benefits of file cacheing, but does it need to cache a whole dvd in ram ?
 Not trying to be a Pet Theorizer here but I wonder if this behavior
 effects the disk write issue I have been observing ? Also I have noticed
 the cache will clear about 50% of a large media file, then stop. sync will
 not allow for the unmount of the drive either.

    thought it might be worth mentioning. I don't know if its related but I
 thought it might be worth a mention. would it not make sense to flush the
 cache after a period of time ?

-- 
Ticket URL: <http://dev.haiku-os.org/ticket/7324#comment:2>
Haiku <http://dev.haiku-os.org>
Haiku - the operating system.

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