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scsi: qla2xxx: Increase ql2xmaxqdepth to 64

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ql2xmaxqdepth is the module parameter that seeds the per target
queue depth in the Scsi midlayer (sdev->queue_depth). Performance
testing revealed that increasing this value would improve IOPS
numbers under certain workloads.

Signed-off-by: Michael Hernandez <michael.hernandez@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Michael Hernandez 2017-08-23 15:05:20 -07:00 committed by Martin K. Petersen
parent 043dc1d7e8
commit d213a4b7a5
1 changed files with 2 additions and 2 deletions
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4
drivers/scsi/qla2xxx/qla_os.c
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@ -113,12 +113,12 @@ MODULE_PARM_DESC(ql2xfdmienable,
"Enables FDMI registrations. "
"0 - no FDMI. Default is 1 - perform FDMI.");
#define MAX_Q_DEPTH 32
#define MAX_Q_DEPTH 64
static int ql2xmaxqdepth = MAX_Q_DEPTH;
module_param(ql2xmaxqdepth, int, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(ql2xmaxqdepth,
"Maximum queue depth to set for each LUN. "
"Default is 32.");
"Default is 64.");
#if (IS_ENABLED(CONFIG_NVME_FC))
int ql2xenabledif;