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Add the remote and local lsn to the subscription status#8
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Fryguy merged 1 commit intoManageIQ:masterfrom Feb 27, 2017
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lib/pg/pglogical/client.rb
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| # slot_name | ||
| # replication_sets | ||
| # forward_origins | ||
| # remote_replication_lsn |
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Add definition of LSN (log sequence number)
These values can be used to determine replication lag and are directly related to the subscription by the slot name. A user can use this value to determine the replication lag by using pg_xlog_location_diff with the provider node's pg_current_xlog_insert_location.
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Checked commit carbonin@fbec407 with ruby 2.2.6, rubocop 0.47.1, and haml-lint 0.20.0 **
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This will show the replication backlog in bytes for the particular subscription. This uses the functionality added to the pg-pglogical gem in ManageIQ/pg-pglogical#8
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These values can be used to determine replication lag and are directly related to the subscription by the slot name.
A user can use this value to determine the replication lag by using
pg_xlog_location_diffwith the provider node'spg_current_xlog_insert_location.