# RDS - Interval out of sequence
**URL:** https://forums.percona.com/t/rds-interval-out-of-sequence/5174
**Category:** PMM 1.x
**Created:** [October 27, 2016, 6:10am UTC](https://forums.percona.com/t/rds-interval-out-of-sequence/5174 "2016-10-27T06:10:57Z")
**Posts on this page:** 2
**Page:** 1
### Author:  [@scar2yjs](https://forums.percona.com/u/scar2yjs)
#### Post date: [October 27, 2016, 6:10am UTC](https://forums.percona.com/t/rds-interval-out-of-sequence/5174/1 "2016-10-27T06:10:57Z")
pmm server is connecting to RDS on aws env. it works well but, irregularly all rds cpu/select/locks is become increasing.
how can i fix this ?
/var/log/pmm-mysql-queries\*.log
2016/10/27 19:31:00.001661 WARNING qan-analyzer-3c50e132 Skipping interval ‘4 2016-10-27 10:30:00 UTC to 2016-10-27 10:31:00 UTC (0-0)’ because interval ‘3 2016-10-27 10:29:00 UTC to 2016-10-27 10:30:00 UTC (0-0)’ is still being parsed
2016/10/27 19:31:00.013448 ERROR qan-analyzer-1ec9ef13-worker Got class twice: 86544a69f37dc3fd61efd03d8a0db40d
2016/10/27 19:32:00.001784 WARNING qan-analyzer-96c4d962 Skipping interval ‘40 2016-10-27 10:30:00 UTC to 2016-10-27 10:32:00 UTC (0-0)’ because interval ‘39 2016-10-27 10:28:00 UTC to 2016-10-27 10:30:00 UTC (0-0)’ is still being parsed
2016/10/27 19:32:00.001878 WARNING qan-analyzer-589032f7-worker Interval out of sequence: got 17, expected 16
2016/10/27 19:32:00.001929 WARNING qan-analyzer-3c50e132-worker Interval out of sequence: got 5, expected 4
2016/10/27 19:32:00.026592 ERROR qan-analyzer-1ec9ef13-worker Got class twice: 86544a69f37dc3fd61efd03d8a0db40d
2016/10/27 19:32:05.349868 WARNING data-sender Removed qan\_1477564320543607456 because API returned 400: data.GetData: unexpected EOF
2016/10/27 19:33:00.001539 WARNING qan-analyzer-589032f7 Skipping interval ‘18 2016-10-27 10:32:00 UTC to 2016-10-27 10:33:00 UTC (0-0)’ because interval ‘17 2016-10-27 10:31:00 UTC to 2016-10-27 10:32:00 UTC (0-0)’ is still being parsed
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### Author:  [@weber](https://forums.percona.com/u/weber)
#### Post date: [October 27, 2016, 8:48am UTC](https://forums.percona.com/t/rds-interval-out-of-sequence/5174/2 "2016-10-27T08:48:18Z")
Yes, we can expect some errors like that. If that’s not a problem then fine. We are constantly improving the tool and will have some fixes addressing mysql:queries services and perfschema query source on the next release as well.