[PATCH 1/1] scsi: storvsc: Spread interrupts when picking a channel for I/O requests

Update the algorithm in storvsc_do_io to look for a channel starting with the current CPU + 1 and wrap around (within the current NUMA node). This spreads VMbus interrupts more evenly across CPUs. Previous code always started with first CPU in the current NUMA node, skewing the interrupt load to

RE: [PATCH 1/1] scsi: storvsc: Spread interrupts when picking a channel for I/O requests

Updated/corrected two email addresses ... > -Original Message- > From: Michael Kelley (EOSG) > Sent: Wednesday, January 24, 2018 2:14 PM > To: KY Srinivasan <k...@microsoft.com>; Stephen Hemminger > <sthem...@microsoft.com>; > martin.peter...@oracle.com

[PATCH 1/1] scsi: storvsc: Increase cmd_per_lun for higher speed devices

Increase cmd_per_lun to allow more I/Os in progress per device, particularly for NVMe's. The Hyper-V host side can handle the higher count with no issues. Signed-off-by: Michael Kelley --- drivers/scsi/storvsc_drv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

RE: [PATCH 1/1] scsi: storvsc: Spread interrupts when picking a channel for I/O requests

> From: Long Li > Sent: Wednesday, January 31, 2018 12:23 PM > To: Michael Kelley (EOSG) <michael.h.kel...@microsoft.com>; KY Srinivasan > <k...@microsoft.com>; Stephen Hemminger <sthem...@microsoft.com>; > martin.peter...@oracle.com; de...@linuxdriverproject.org

RE: [Resend Patch 2/3] Netvsc: Use the vmbus functiton to calculate ring buffer percentage

> -Original Message- > From: linux-kernel-ow...@vger.kernel.org > On Behalf > Of Long Li > Sent: Tuesday, March 27, 2018 5:49 PM > To: KY Srinivasan ; Haiyang Zhang > ; Stephen > Hemminger

RE: [Resend Patch 3/3] Storvsc: Select channel based on available percentage of ring buffer to write

> -Original Message- > From: linux-kernel-ow...@vger.kernel.org > On Behalf > Of Long Li > Sent: Tuesday, March 27, 2018 5:49 PM > To: KY Srinivasan ; Haiyang Zhang > ; Stephen > Hemminger

RE: [Patch v2] Storvsc: Select channel based on available percentage of ring buffer to write

> -Original Message- > From: linux-kernel-ow...@vger.kernel.org > On Behalf > Of Long Li > Sent: Thursday, April 19, 2018 2:54 PM > To: KY Srinivasan ; Haiyang Zhang > ; Stephen > Hemminger

RE: [PATCH v2] storvsc: Set up correct queue depth values for IDE devices

> -Original Message- > From: linux-kernel-ow...@vger.kernel.org > On Behalf > Of Long Li > Sent: Thursday, March 22, 2018 2:47 PM > To: KY Srinivasan ; Haiyang Zhang > ; Stephen > Hemminger

RE: [PATCH] storvsc: Set up correct queue depth values for IDE devices

> -Original Message- > From: linux-kernel-ow...@vger.kernel.org > On Behalf > Of Long Li > Sent: Thursday, March 15, 2018 4:52 PM > To: KY Srinivasan ; Haiyang Zhang > ; Stephen > Hemminger