Release Notes¶
Below is the complete list of the release notes for every version of pg_stat_monitor.
1.1.1 (2022-09-23)¶
Improvements¶
PG-462: Initial Support for PostgreSQL15 was added
1.1.0 (2022-09-05)¶
Improvements¶
PG-474: Make pg_stat_monitor compiled with CLANG
PG-159: Change the bucket start time scheme to align with the bucket time size
PG-293: Add the ability to control features added on top of pg_stat_monitor using GUC (Grand Unified Configuration) parameters
PG-300: Improve compatibility with PMM by making QueryIDs persistent for the same queries across different buckets and regardless of the node / client a query is executed on
PG-362: Fix the pgsm_normalized_query default value to provide query examples in the pg_stat_monitor view by default
PG-439: Remove warning of comparison of unsigned enum expression
Bugs Fixed¶
PG-221: Fixed the issue with pg_stat_monitor crashing when querying JSON with parallel workers enabled
PG-289: Fixed the issue with pg_stat_monitor failing to build on C11 compilers by removing ‘for’ loop initial declarations
PG-449: Fix comments visibility by correcting the behavior of the pgsm_extract_comments parameter
PG-453: Fixed query normalization for INSERT statements in PostgreSQL 13 and earlier versions
PG-455: Fixed the issue with data collection for any value specified for pgsm_bucket_time parameter within the min / max range
1.0.1 (2022-05-26)¶
Bugs Fixed¶
PG-382: Histogram default settings changed to prevent the PostgreSQL server to crash
PG-417: Addressed security vulnerabilities to prevent an attacker from pre-creating functions
DISTPG-427: Fixed the issue with the extensions not working when pg_stat_monitor is enabled by replacing the return with goto exit for the pgsm_emit_log_hook function
1.0.0 (2022-05-03)¶
Bump version from 1.0.0-rc.2 to 1.0.0.
1.0.0-rc.2 (2022-04-21)¶
Improvements¶
PG-331: Changed the default value for the pg_stat_monitor.pgsm_query_max_len parameter from 1024 to 2048 for better data presentation in PMM
PG-355: Changed the collection of sys_time and user_time metrics so that they are now presented as an accumulative value
PG-286: Improved pg_stat_monitor performance by decreasing the overhead by more than 50%.
PG-267: Added test case to verify histogram feature
PG-359: Documentation: updated the pg_stat_monitor_settings view reference.
PG-344: Documentation: Updated the extensions order and behavior with data collection for PostgreSQL 14.
PG-358: Documentation: data display of ** blk ** and ** wal ** columns when both pg_stat_monitor and pg_stat_statements are loaded together.
Bugs Fixed¶
PG-350: Fixed bucket time overflow
PG-338: Fixed query calls count by setting the default value for pg_stat_monitor.pgsm_track to top.
PG-291: Fixed calls count.
PG-325: Fixed deadlock that occurred when the query length exceeded the pgsm_query_max_len value.
PG-326: Added validation for pgsm_histogram_min and pgsm_histogram_max ranges
PG-329: Fixed creation of pg_stat_monitor_errors view on SQL files.
PG-296: Fixed issue with the application name not displaying in the view when changed.
PG-290: Fixed issue with PostgreSQL crashing after enabling debug log level and when pg_stat_monitor is enabled.
PG-166: Fixed issue with displaying the actual system time values instead of NULL
PG-369: Fixed issue with incorrect wal_bytes values for PostgreSQL 11 and 12 that caused Query Analytics failure in PMM by ignoring the WalUsage variable value for these versions.
1.0.0-rc.1 (2022-08-12)¶
Improvements¶
PG-165: Recycle expired buckets
PG-167: Make SQL error codes readable by updating their data types
PG-193: Create a comment based tags to identify different parameters
PG-199: Documentation: Add the integration with PMM section in User Guide
PG-210: Documentation: Update column names per POstgreSQL version to match the upstream ones
Bugs Fixed¶
PG-177: Fixed the error in histogram ranges
PG-214: Fixed the issue with the display of the error message as part of the query column in pg_stat_monitor view
PG-246: Fixed the issue with significant CPU and memory resource usage when pg_stat_monitor.pgsm_enable_query_plan parameter is enabled
PG-262: Fixed the way the comments are extracted in pg_stat_monitor view
PG-271: Fixed the issue with enabling the pg_stat_monitor.pgsm_overflow_target configuration parameter.
PG-272: Fixed the server crash when calling the pg_stat_monitor_reset() function by using the correct PGSM_MAX_BUCKETS GUC as the limit to the loop
REL0_9_1 (2021-14-04)¶
Bugs Fixed¶
PG-190: Missing query, if query elapsed time is greater than bucket time.
REL0_9_0_STABLE (2021-03-31)¶
Improvements¶
PG-186: Add support to monitor query execution plan
PG-147: Store top query, instead of parent query.
PG-188: Added a new column to monitor the query state i.e PARSING/PLANNING/ACTIVE/FINISHED.
PG-180: Schema Qualified table/relations names.
Regression Test Suite.
Bugs Fixed¶
PG-189: Regression crash in case of PostgreSQL 11.
PG-187: Compilation Error for PostgreSQL 11 and PostgreSQL 12.
PG-186: Add support to monitor query execution plan.
PG-182: Added a new option for the query buffer overflow.
PG-181: Segmentation fault in case of track_utility is ON.
Some Code refactoring.
REL0_8_1 (2021-02-17)¶
PG-147: Stored Procedure Support add parentid to track caller.
PG-177: Error in Histogram ranges.
REL0_8_0_STABLE (2021-02-11)¶
Improvements¶
Column userid (int64) was removed. Column dbid (int64) was removed.
Column user (string) was added (replacement for userid). Column datname (string) was added (replacement for dbid).
PG-176: Extract fully qualified relations name.
PG-175: Only Superuser / Privileged user can view IP address.
PG-174: Code cleanup.
PG-173: Added new WAL usage statistics.
PG-172: Exponential histogram for time buckets.
PG-164: Query timing will be four decimal places instead of two.
PG-167: SQLERRCODE must be in readable format.
Bugs Fixed¶
PG-169: Fixing message buffer overrun and incorrect index access to fix the server crash.
PG-168: “calls” and histogram parameter does not match.
PG-166: Display actual system time instead of null.
PG-165: Recycle expired buckets.
PG-150: Error while logging CMD Type like SELECT, UPDATE, INSERT, DELETE.
REL0_7_2 (2021-01-14)¶
PG-165: Recycle expired buckets.
PG-164: Query timing will be four decimal places instead of two.
PG-161: Miscellaneous small issues.
REL0_7_1 (2021-01-11)¶
PG-158: Segmentation fault while using pgbench with clients > 1.
PG-159: Bucket start time (bucket_start_time) should be aligned with bucket_time.
PG-160: Integration with PGXN.
REL0_7_0_STABLE (2020-12-28)¶
Improvements¶
PG-153: Capture and record the application_name executing the query.
PG-145: Add a new View/Query to show the actual Database name and Username.
PG-110; Aggregate the number of warnings.
PG-109: Log failed queries or queries with warning messages.
PG-150: Differentiate different types of queries such as SELECT, UPDATE, INSERT or DELETE.
Bugs Fixed¶
PG-111 Show information for incomplete buckets.
PG-148 Loss of query statistics/monitoring due to not enough “slots” available.
v0.6.0¶
Initial Release.
Master¶
Improvements¶
PG-156: Adding a placeholder replacement function for the prepared statement
Created: March 20, 2023
