5 Commits (6febfbb3befffe6dd7efb21d3740c0261d9e6604)

Author	SHA1	Message	Date
Bryan Boreham	ff00dee262	tsdb: turn off transaction isolation for head compaction (#11317) ... * tsdb: add a basic test for read/write isolation * tsdb: store the min time with isolationAppender So that we can see when appending has moved past a certain point in time. * tsdb: allow RangeHead to have isolation disabled This will be used when for head compaction. * tsdb: do head compaction with isolation disabled This saves a lot of work tracking appends done while compaction is ongoing. Signed-off-by: Bryan Boreham <bjboreham@gmail.com>	2 years ago
Darshan Chaudhary	9dcf8b2208	Add the ability to disable tsdb isolation (#9270) ... * Disable isolation in isolation struct Signed-off-by: darshanime <deathbullet@gmail.com> * Run tsdb tests with isolation disabled Signed-off-by: darshanime <deathbullet@gmail.com> * Check for isolation disabled in isoState.Close() Signed-off-by: darshanime <deathbullet@gmail.com> * use t.Skip to skip isolation tests when disabled Signed-off-by: darshanime <deathbullet@gmail.com> * address review comments Signed-off-by: darshanime <deathbullet@gmail.com> * fix test for defaultIsolationState Signed-off-by: darshanime <deathbullet@gmail.com> * Change flag name. Set flag in DB. Do not init txRing. Close isoState. Signed-off-by: Ganesh Vernekar <ganeshvern@gmail.com> * Test disabled isolation in CircleCI test_go Signed-off-by: Ganesh Vernekar <ganeshvern@gmail.com> * Skip isolation related tests in db_test.go Signed-off-by: Ganesh Vernekar <ganeshvern@gmail.com> Co-authored-by: Ganesh Vernekar <ganeshvern@gmail.com>	3 years ago
Ganesh Vernekar	59d02b5ef0	tsdb: Block Head GC till pending readers are done reading (#9081) ... * tsdb: Block Head GC till pending readers are done reading Signed-off-by: Ganesh Vernekar <ganeshvern@gmail.com> * Fix review comments Signed-off-by: Ganesh Vernekar <ganeshvern@gmail.com> * Fix review comments 2 Signed-off-by: Ganesh Vernekar <ganeshvern@gmail.com> * Fix the exclusiveness of maxt in WaitForPendingReadersInTimeRange Signed-off-by: Ganesh Vernekar <ganeshvern@gmail.com>	3 years ago
Bryan Boreham	dc8f505595	tsdb: coalesce lock/unlock operations for append (#9061) ... Fetch the low watermark value under the same lock as we need for the appender, rather than releasing then re-aquiring a lock on the same Mutex. Signed-off-by: Bryan Boreham <bjboreham@gmail.com>	3 years ago
Peter Štibraný	ff80690a6e	Optimise lowWatermark in Isolation (#7332) ... * Track open appenders in doubly-linked list to make lowWatermark O(1). * Use RW locks. * Added BenchmarkIsolationWithState. Signed-off-by: Peter Štibraný <peter.stibrany@grafana.com>	5 years ago