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Review request for Aurora, David McLaughlin and Joshua Cohen. Bugs: AURORA-1870 https://issues.apache.org/jira/browse/AURORA-1870 Repository: aurora Description ------- AURORA-1870 Add finer grained timings to the Snapshot process I gave up on `@Timed` interceptor approach because major refactoring is required in order to have snapshot fields instantiated by Guice through `Provider` or `@Provides` interfaces. The abstract class approach is much easier/cleaner. Diffs ----- src/main/java/org/apache/aurora/scheduler/storage/log/SnapshotStoreImpl.java 7aa111ec14696ae40f518c42f3c7f45d8ab0e94c src/test/java/org/apache/aurora/scheduler/storage/log/SnapshotStoreImplIT.java f56a1624c7188da175ad3e6de323c3442802f2ea Diff: https://reviews.apache.org/r/55105/diff/ Testing ------- ``` $ curl localhost:8081/vars | grep snapshot_restore % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0 snapshot_restore_crons_events 1 snapshot_restore_crons_events_per_sec 0.0 snapshot_restore_crons_nanos_per_event 0.0 snapshot_restore_crons_nanos_total 73648 snapshot_restore_crons_nanos_total_per_sec 0.0 snapshot_restore_dbscript_events 1 snapshot_restore_dbscript_events_per_sec 0.0 snapshot_restore_dbscript_nanos_per_event 0.0 snapshot_restore_dbscript_nanos_total 1148842021 snapshot_restore_dbscript_nanos_total_per_sec 0.0 snapshot_restore_hosts_events 1 snapshot_restore_hosts_events_per_sec 0.0 snapshot_restore_hosts_nanos_per_event 0.0 snapshot_restore_hosts_nanos_total 76166 snapshot_restore_hosts_nanos_total_per_sec 0.0 snapshot_restore_job_updates_events 1 snapshot_restore_job_updates_events_per_sec 0.0 snapshot_restore_job_updates_nanos_per_event 0.0 snapshot_restore_job_updates_nanos_total 49482 snapshot_restore_job_updates_nanos_total_per_sec 0.0 snapshot_restore_locks_events 1 snapshot_restore_locks_events_per_sec 0.0 snapshot_restore_locks_nanos_per_event 0.0 snapshot_restore_locks_nanos_total 125084 snapshot_restore_locks_nanos_total_per_sec 0.0 snapshot_restore_quota_events 1 snapshot_restore_quota_events_per_sec 0.0 snapshot_restore_quota_nanos_per_event 0.0 snapshot_restore_quota_nanos_total 52305 snapshot_restore_quota_nanos_total_per_sec 0.0 snapshot_restore_scheduler_metadata_events 1 snapshot_restore_scheduler_metadata_events_per_sec 0.0 snapshot_restore_scheduler_metadata_nanos_per_event 0.0 snapshot_restore_scheduler_metadata_nanos_total 70816 snapshot_restore_scheduler_metadata_nanos_total_per_sec 0.0 snapshot_restore_tasks_events 1 snapshot_restore_tasks_events_per_sec 0.0 snapshot_restore_tasks_nanos_per_event 0.0 snapshot_restore_tasks_nanos_total 91377 snapshot_restore_tasks_nanos_total_per_sec 0.0 ``` ``` $ aurora_admin scheduler_snapshot devcluster INFO] Response from scheduler: OK (message: ) $ curl localhost:8081/vars | grep snapshot_save % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 48226 0 48226 0 0 3266k 0 --:--:-- --:--:-- --:--:-- 3363k snapshot_save_crons_events 1 snapshot_save_crons_events_per_sec 0.0 snapshot_save_crons_nanos_per_event 0.0 snapshot_save_crons_nanos_total 466181 snapshot_save_crons_nanos_total_per_sec 0.0 snapshot_save_dbscript_events 1 snapshot_save_dbscript_events_per_sec 0.0 snapshot_save_dbscript_nanos_per_event 0.0 snapshot_save_dbscript_nanos_total 18201542 snapshot_save_dbscript_nanos_total_per_sec 0.0 snapshot_save_hosts_events 1 snapshot_save_hosts_events_per_sec 0.0 snapshot_save_hosts_nanos_per_event 0.0 snapshot_save_hosts_nanos_total 1286180 snapshot_save_hosts_nanos_total_per_sec 0.0 snapshot_save_job_updates_events 1 snapshot_save_job_updates_events_per_sec 0.0 snapshot_save_job_updates_nanos_per_event 0.0 snapshot_save_job_updates_nanos_total 123760632 snapshot_save_job_updates_nanos_total_per_sec 0.0 snapshot_save_locks_events 1 snapshot_save_locks_events_per_sec 0.0 snapshot_save_locks_nanos_per_event 0.0 snapshot_save_locks_nanos_total 1523926 snapshot_save_locks_nanos_total_per_sec 0.0 snapshot_save_quota_events 1 snapshot_save_quota_events_per_sec 0.0 snapshot_save_quota_nanos_per_event 0.0 snapshot_save_quota_nanos_total 5725489 snapshot_save_quota_nanos_total_per_sec 0.0 snapshot_save_scheduler_metadata_events 1 snapshot_save_scheduler_metadata_events_per_sec 0.0 snapshot_save_scheduler_metadata_nanos_per_event 0.0 snapshot_save_scheduler_metadata_nanos_total 2142 snapshot_save_scheduler_metadata_nanos_total_per_sec 0.0 snapshot_save_tasks_events 1 snapshot_save_tasks_events_per_sec 0.0 snapshot_save_tasks_nanos_per_event 0.0 snapshot_save_tasks_nanos_total 6939463 snapshot_save_tasks_nanos_total_per_sec 0.0 ``` Thanks, Mehrdad Nurolahzade