Vxflex Os Performance Parameters - Dell EMC VxFlex Ready Node User Manual

VxFlex OS performance fine-tuning

VxFlex OS Performance Parameters

Dell EMC VxFlex Ready Node AMS User Guide
126
The following table describes all values for the v3.x "high_performance" and
"compact" profiles and is applicable to installations on all of the platforms discussed in
this document.
Compo New Name (CLI)
nent
MDM mdm_net_alloc_rcv_buffer_wait_ms
MDM mdm_net_break_do_io_loop
MDM mdm_number_sdc_receive_umt
MDM mdm_number_sds_receive_umt
MDM mdm_number_sds_send_umt
MDM mdm_number_sds_keepalive_receive
_umt
MDM mdm_sds_capacity_counters_update
_interval
MDM mdm_sds_capacity_counters_polling_
interval
MDM mdm_sds_volume_size_polling_interv
al
MDM mdm_sds_volume_size_polling_retry_
interval
MDM mdm_number_sds_tasks_umt
MDM mdm_initial_sds_snapshot_capacity
MDM mdm_sds_snapshot_capacity_chunk_
size
MDM mdm_sds_snapshot_used_capacity_t
hreshold
MDM mdm_sds_snapshot_free_capacity_th
reshold
SDS mdm_number_sockets_per_sds_ip
SDS mdm_sds_keepalive_time
SDS sds_number_network_umt
SDS sds_tcp_send_buffer_size
SDS sds_tcp_receive_buffer_size
Min Max Compa
Value Value ct
100 10000 500
0 100 0
1 100 5
1 100 20
1 100 10
1 100 10
1 120 1
1 120 5
1 120 15
1 120 5
1 2048 1024
1 10*1024 1024
1 50*1024 5*1024
1 99 50
101 1000 200
1 8 1
2000 3600000 5000
2 16 4
4 128*1024 0
(dynami
c)
4 128*1024 0
(dynami
c)
High
Perfor
mance
500
5
5
20
10
10
1
5
15
5
1536
1024
5*1024
50
200
2
5000
8
0
0