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Re: VMs very slow on IBM x3650 M4 with ESXi 5.1

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vmhba2  mpt2sas           link-n/a  sas.500605b005665230                    (0:27:0.0) LSI Logic / Symbios Logic LSI2008

 

# vmkload_mod -s mpt2sas

vmkload_mod module information

input file: /usr/lib/vmware/vmkmod/mpt2sas

Version: Version 10.00.00.00.5vmw, Build: 799733, Interface: 9.2 Built on: Aug  1 2012

License: GPL

Required name-spaces:

  com.vmware.driverAPI#9.2.1.0

  com.vmware.vmkapi#v2_1_0_0

Parameters:

  heap_max: int

    Maximum attainable heap size for the driver.

  heap_initial: int

    Initial heap size allocated for the driver.

  max_sectors: short

    max sectors, range 64 to 8192 default=8192

  max_lun: int

     max lun, default=16895

  command_retry_count: int

     Device discovery TUR command retry count: (default=144)

  logging_level: int

     bits for enabling additional logging info (default=0)

  mpt2sas_raid_queue_depth: int

     Max RAID Device Queue Depth (default=128)

  mpt2sas_sata_queue_depth: int

     Max SATA Device Queue Depth (default=32)

  mpt2sas_sas_queue_depth: int

     Max SAS Device Queue Depth (default=254)

  disable_discovery: int

     disable discovery

  mpt2sas_fwfault_debug: int

     enable detection of firmware fault and halt firmware - (default=0)

  diag_buffer_enable: int

     post diag buffers (TRACE=1/SNAPSHOT=2/EXTENDED=4/default=0)

  missing_delay: array of int

     device missing delay , io missing delay

  msix_disable: int

     disable msix routed interrupts (default=0)

  max_sgl_entries: int

     max sg entries

  max_queue_depth: int

     max controller queue depth (default=600)


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