Messages in this thread | | | Date | Mon, 27 Dec 2010 16:45:38 +0100 | From | Piotr Hosowicz <> | Subject | Re: linux-next: Tree for December 27 |
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On 27.12.2010 16:13, Piotr Hosowicz wrote: > On 27.12.2010 16:08, Sedat Dilek wrote: >> 2010/12/27 Piotr Hosowicz<piotr@hosowicz.com>: >>> On 27.12.2010 15:48, Sedat Dilek wrote: >>>> >>>> 2010/12/27 Piotr Hosowicz<piotr@hosowicz.com>: >>>>> >>>>> On 27.12.2010 07:04, Stephen Rothwell wrote: >>>>> >>>>> Hello, >>>>> >>>>> I noticed that after first reboot with this kernel that my MP3 >>>>> collection >>>>> in >>>>> mocp layed on Ext4 fs opens painfully slow. It is not my mistake, >>>>> because >>>>> I >>>>> always do it the same way, new kernel, then music on. The problem >>>>> is not >>>>> present in rc7-git4. I could measure it in some way (timing ls -la >>>>> in tht >>>>> dir?) if somebody needs it. >>>>> >>>>> Regards, >>>>> >>>>> Piotr Hosowicz >>>>> >>>> >>>> You tried mblk_io_submit mount-option for that partition? >>> >>> No, I do not use it, I do not even know what it is. My options are: >>> >>> /dev/sda2 on / type ext4 (rw,errors=remount-ro) >>> >> >> Have a closer look at "ext4: Turn off multiple page-io submission by >> default" > > I tried to Google for mblk_io_submit but I didn't find anything helpful. > Could you tell me how should I add this option in fstab and what will be > its effect?
As far as I understand that option regards writing, not reading. The symptoms I described occured while reading only.
Regards,
Piotr Hosowicz
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