11d76e8c81
Add three parameters, pdu_pool_size, immediate_data_pool_size, and data_out_pool_size to the RPC iscsi_set_options to run iSCSI target with little memory. For some use cases, we want to keep the max number of connections, but simultaneously we want to reduce the pool size and let I/Os wait until resource is provided. Signed-off-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com> Change-Id: I74dc785310b1d985f3e338c1e13fba3a3840d113 Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/8191 Tested-by: SPDK CI Jenkins <sys_sgci@intel.com> Community-CI: Mellanox Build Bot Reviewed-by: Changpeng Liu <changpeng.liu@intel.com> Reviewed-by: Jim Harris <james.r.harris@intel.com>
61 lines
7.6 KiB
Plaintext
61 lines
7.6 KiB
Plaintext
o- iscsi ..................................................................................................................... [...]
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o- auth_groups ....................................................................................................... [Groups: 2]
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| o- group1 ......................................................................................................... [Secrets: 3]
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| | o- user=test1, secret=test1, muser=mutual_test1, msecret=mutual_test1 .................................................. [...]
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| | o- user=test2, secret=test2, muser=mutual_test2, msecret=mutual_test2 .................................................. [...]
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| | o- user=test3, secret=test3, muser=mutual_test3, msecret=mutual_test3 .................................................. [...]
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| o- group2 ......................................................................................................... [Secrets: 1]
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| o- user=test4, secret=test4, muser=mutual_test4, msecret=mutual_test4 .................................................. [...]
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o- global_params ........................................................................................................... [...]
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| o- allow_duplicated_isid: False .......................................................................................... [...]
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| o- chap_group: 1 ......................................................................................................... [...]
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| o- data_out_pool_size: 2048 .............................................................................................. [...]
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| o- default_time2retain: 20 ............................................................................................... [...]
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| o- default_time2wait: 2 .................................................................................................. [...]
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| o- disable_chap: True .................................................................................................... [...]
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| o- error_recovery_level: 0 ............................................................................................... [...]
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| o- first_burst_length: 8192 .............................................................................................. [...]
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| o- immediate_data: True .................................................................................................. [...]
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| o- immediate_data_pool_size: 16384 ....................................................................................... [...]
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| o- max_connections_per_session: 2 ........................................................................................ [...]
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| o- max_large_datain_per_connection: 64 ................................................................................... [...]
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| o- max_queue_depth: 64 ................................................................................................... [...]
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| o- max_r2t_per_connection: 4 ............................................................................................. [...]
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| o- max_sessions: 128 ..................................................................................................... [...]
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| o- mutual_chap: False .................................................................................................... [...]
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| o- node_base: iqn.2016-06.io.spdk ........................................................................................ [...]
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| o- nop_in_interval: 30 ................................................................................................... [...]
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| o- nop_timeout: 60 ....................................................................................................... [...]
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| o- pdu_pool_size: 36864 .................................................................................................. [...]
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| o- require_chap: False ................................................................................................... [...]
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o- initiator_groups ........................................................................................ [Initiator groups: 2]
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| o- initiator_group2 ............................................................................................ [Initiators: 2]
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| | o- hostname=ANW, netmask=$(N).$(N).$(N).$(N)/32 $(S) [...]
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| | o- hostname=ANY, netmask=$(N).$(N).$(N).$(N)/32 $(S) [...]
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| o- initiator_group3 ............................................................................................ [Initiators: 1]
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| o- hostname=ANZ, netmask=$(N).$(N).$(N).$(N)/32 $(S) [...]
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o- iscsi_connections ............................................................................................ [Connections: 0]
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o- portal_groups .............................................................................................. [Portal groups: 2]
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| o- portal_group1 .................................................................................................. [Portals: 2]
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| | o- host=127.0.0.1, port=3261 ........................................................................................... [...]
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| | o- host=127.0.0.1, port=3263 ........................................................................................... [...]
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| o- portal_group2 .................................................................................................. [Portals: 1]
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| o- host=127.0.0.1, port=3262 ........................................................................................... [...]
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o- target_nodes ................................................................................................ [Target nodes: 2]
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o- iqn.2016-06.io.spdk:Target0 ......................................................................... [Id: 0, QueueDepth: 64]
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| o- auths ........................................ [disable_chap: True, require_chap: False, mutual_chap: False, chap_group: 1]
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| o- luns ............................................................................................................ [Luns: 2]
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| | o- lun 0 ......................................................................................................... [Malloc0]
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| | o- lun 1 ......................................................................................................... [Malloc1]
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| o- pg_ig_maps ................................................................................................ [Pg_ig_maps: 3]
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| o- portal_group1 - initiator_group2 .................................................................................. [...]
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| o- portal_group1 - initiator_group3 .................................................................................. [...]
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| o- portal_group2 - initiator_group2 .................................................................................. [...]
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o- iqn.2016-06.io.spdk:Target1 ......................................................................... [Id: 1, QueueDepth: 64]
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o- auths ....................................... [disable_chap: False, require_chap: False, mutual_chap: False, chap_group: 1]
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o- luns ............................................................................................................ [Luns: 2]
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| o- lun 0 ......................................................................................................... [Malloc2]
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| o- lun 2 ......................................................................................................... [Malloc3]
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o- pg_ig_maps ................................................................................................ [Pg_ig_maps: 1]
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o- portal_group1 - initiator_group2 .................................................................................. [...]
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