技术文章 - CS386597
ThingWorx 调用了一些 SQL 语句导致 InfluxDB 性能问题
已修改: 08-May-2023
适用于
- ThingWorx Manufacturing Apps Family 9.1 to 9.1.1
说明
- 据 Influx 工程师 ThingWorx 报告,调用以下 SQL 语句会导致 InfluxDB 性能问题
Apr 16 03:40:04 XXXXX influxd: [httpd] 10.31.253.16,10.31.253.243 - twadmin [16/Apr/2023:03:40:04 +0900] "POST /query?chunk_size=10000&chunked=true&db=thingworx¶ms=%7B%220%22%3A1681497604208000000%2C%221%22%3A1681584004208000000%7D HTTP/1.1 {'q': ' SELECT "ErrorState" FROM "XXXXXX" WHERE valuestreamname = 'The $v1ValueStream_XXXXXX' AND time >= $0 AND time <= $1 ORDER BY time DESC LIMIT 1 '}" 200 58 "-" "okhttp/4.9.1" efd06879-dbbc-11ed-afad-0050569f90e8 630
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