Re: [PATCHv3 0/9] New EH command timeout handler

2013-08-07 Thread Ren Mingxin
Hi, Hannes: On 07/15/2013 02:05 PM, Ren Mingxin wrote: On 07/12/2013 06:27 PM, Hannes Reinecke wrote: On 07/12/2013 12:00 PM, Ren Mingxin wrote: On 07/12/2013 02:09 PM, Hannes Reinecke wrote: On 07/12/2013 06:14 AM, Ren Mingxin wrote: On 07/01/2013 10:24 PM, Hannes Reinecke wrote: With the

Re: [PATCHv3 0/9] New EH command timeout handler

2013-08-07 Thread Hannes Reinecke
On 08/07/2013 12:08 PM, Ren Mingxin wrote: Hi, Hannes: On 07/15/2013 02:05 PM, Ren Mingxin wrote: On 07/12/2013 06:27 PM, Hannes Reinecke wrote: On 07/12/2013 12:00 PM, Ren Mingxin wrote: On 07/12/2013 02:09 PM, Hannes Reinecke wrote: On 07/12/2013 06:14 AM, Ren Mingxin wrote: On

Re: [PATCHv3 0/9] New EH command timeout handler

2013-07-15 Thread Ren Mingxin
Hi, Hannes: On 07/12/2013 06:27 PM, Hannes Reinecke wrote: On 07/12/2013 12:00 PM, Ren Mingxin wrote: On 07/12/2013 02:09 PM, Hannes Reinecke wrote: On 07/12/2013 06:14 AM, Ren Mingxin wrote: On 07/01/2013 10:24 PM, Hannes Reinecke wrote: With the original SCSI EH I got: # time dd

Re: [PATCHv3 0/9] New EH command timeout handler

2013-07-12 Thread Hannes Reinecke
On 07/12/2013 06:14 AM, Ren Mingxin wrote: Hi, Hannes: On 07/01/2013 10:24 PM, Hannes Reinecke wrote: With the original SCSI EH I got: # time dd if=/dev/zero of=/dev/dm-2 bs=4k count=4k oflag=direct 4096+0 records in 4096+0 records out 16777216 bytes (17 MB) copied, 142.652 s, 118 kB/s

Re: [PATCHv3 0/9] New EH command timeout handler

2013-07-12 Thread Ren Mingxin
Hi, Hannes: On 07/12/2013 02:09 PM, Hannes Reinecke wrote: On 07/12/2013 06:14 AM, Ren Mingxin wrote: On 07/01/2013 10:24 PM, Hannes Reinecke wrote: With the original SCSI EH I got: # time dd if=/dev/zero of=/dev/dm-2 bs=4k count=4k oflag=direct 4096+0 records in 4096+0 records out 16777216

Re: [PATCHv3 0/9] New EH command timeout handler

2013-07-12 Thread Hannes Reinecke
On 07/12/2013 12:00 PM, Ren Mingxin wrote: Hi, Hannes: On 07/12/2013 02:09 PM, Hannes Reinecke wrote: On 07/12/2013 06:14 AM, Ren Mingxin wrote: On 07/01/2013 10:24 PM, Hannes Reinecke wrote: With the original SCSI EH I got: # time dd if=/dev/zero of=/dev/dm-2 bs=4k count=4k oflag=direct

Re: [PATCHv3 0/9] New EH command timeout handler

2013-07-11 Thread Ren Mingxin
Hi, Hannes: On 07/01/2013 10:24 PM, Hannes Reinecke wrote: With the original SCSI EH I got: # time dd if=/dev/zero of=/dev/dm-2 bs=4k count=4k oflag=direct 4096+0 records in 4096+0 records out 16777216 bytes (17 MB) copied, 142.652 s, 118 kB/s real2m22.657s user0m0.013s sys

[PATCHv3 0/9] New EH command timeout handler

2013-07-01 Thread Hannes Reinecke
This patchset implements a new SCSI EH command timeout handler which will be sending command aborts inline without actually engaging SCSI EH. SCSI EH will only be invoked if command abort fails. In addition the commands will be returned directly if the command abort succeeded, cutting down