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Re: Scatter-gather list constraints

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From: Andi Kleen
Subject: Re: Scatter-gather list constraints
Date: Thursday, June 26, 2008 - 5:54 am

> On the fs side, just setting a hw block size of 1k should fix the

XFS used to force 512 byte IOs for its log IO. Not sure
that was ever fixed. If it was fixed it likely required a disk format
change (I think s390 ran into a problem like this)

-Andi

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Messages in current thread:
Scatter-gather list constraints, Alan Stern, (Fri Jun 20, 1:30 pm)
Re: Scatter-gather list constraints, David Miller, (Fri Jun 20, 1:50 pm)
Re: Scatter-gather list constraints, Andi Kleen, (Sat Jun 21, 6:59 am)
Re: Scatter-gather list constraints, Alan Stern, (Sat Jun 21, 7:54 am)
Re: Scatter-gather list constraints, Andi Kleen, (Sat Jun 21, 8:21 am)
Re: Scatter-gather list constraints, Alan Stern, (Sat Jun 21, 2:50 pm)
Re: Scatter-gather list constraints, Andi Kleen, (Sat Jun 21, 4:00 pm)
Re: Scatter-gather list constraints, Alan Stern, (Sun Jun 22, 7:35 am)
Re: Scatter-gather list constraints, David Vrabel, (Mon Jun 23, 7:46 am)
Re: Scatter-gather list constraints, Alan Stern, (Mon Jun 23, 8:12 am)
Re: Scatter-gather list constraints, David Vrabel, (Mon Jun 23, 12:06 pm)
Re: Scatter-gather list constraints, Alan Stern, (Mon Jun 23, 12:45 pm)
Re: Scatter-gather list constraints, Stefan Richter, (Mon Jun 23, 2:53 pm)
Re: Scatter-gather list constraints, FUJITA Tomonori, (Tue Jun 24, 3:41 am)
Re: Scatter-gather list constraints, Alan Stern, (Tue Jun 24, 7:57 am)
Re: Scatter-gather list constraints, FUJITA Tomonori, (Tue Jun 24, 5:18 pm)
RE: Scatter-gather list constraints, Perez-Gonzalez, Inaky, (Tue Jun 24, 9:02 pm)
Re: Scatter-gather list constraints, Alan Stern, (Wed Jun 25, 7:23 am)
RE: Scatter-gather list constraints, Alan Stern, (Wed Jun 25, 7:24 am)
Re: Scatter-gather list constraints, FUJITA Tomonori, (Wed Jun 25, 7:06 pm)
Re: Scatter-gather list constraints, FUJITA Tomonori, (Wed Jun 25, 10:39 pm)
Re: Scatter-gather list constraints, Jens Axboe, (Wed Jun 25, 11:35 pm)
Re: Scatter-gather list constraints, FUJITA Tomonori, (Wed Jun 25, 11:58 pm)
Re: Scatter-gather list constraints, Jens Axboe, (Thu Jun 26, 5:39 am)
Re: Scatter-gather list constraints, Andi Kleen, (Thu Jun 26, 5:54 am)
Re: Scatter-gather list constraints, Jens Axboe, (Thu Jun 26, 6:00 am)
Re: Scatter-gather list constraints, Alan Stern, (Thu Jun 26, 7:18 am)
Re: Scatter-gather list constraints, Alan Stern, (Thu Jun 26, 8:12 am)
Re: Scatter-gather list constraints, Boaz Harrosh, (Thu Jun 26, 8:16 am)
RE: Scatter-gather list constraints, Perez-Gonzalez, Inaky, (Thu Jun 26, 9:43 am)
Re: Scatter-gather list constraints, Jens Axboe, (Thu Jun 26, 10:39 am)
Re: Scatter-gather list constraints, Jens Axboe, (Thu Jun 26, 10:41 am)
RE: Scatter-gather list constraints, Alan Stern, (Thu Jun 26, 12:34 pm)
Re: Scatter-gather list constraints, Inaky Perez-Gonzalez, (Thu Jun 26, 3:39 pm)
Re: Scatter-gather list constraints, Alan Stern, (Wed Aug 27, 2:32 pm)