This topic describes the metrics for Web Application Firewall.
- Set the Namespace parameter to WAF.
- Set the Period parameter to an integral multiple of 60s. The default value is 60s.
| Metric | Unit | Metric | Dimensions | Statistics |
|---|---|---|---|---|
| 4XX_ratio | % | 4XX_ratio | userId, instanceId, and domain | Maximum |
| 5XX_ratio | % | 5XX_ratio | userId, instanceId, and domain | Maximum |
| acl_blocks_5m | count | acl_blocks_5m | userId, instanceId, and domain | Maximum |
| acl_rate_5m | % | acl_rate_5m | userId, instanceId, and domain | Maximum |
| cc_blocks_5m | count | cc_blocks_5m | userId, instanceId, and domain | Maximum |
| cc_rate_5m | % | cc_rate_5m | userId, instanceId, and domain | Maximum |
| QPS | countS | qps | userId, instanceId, and domain | Maximum |
| qpsqps_ratio | % | qps_ratio | userId, instanceId, and domain | Maximum |
| qps_ratio_down | % | qps_ratio_down | userId, instanceId, and domain | Maximum |
| waf_blocks_5m | count | waf_blocks_5m | userId, instanceId, and domain | Maximum |
| waf_rate_5m | % | waf_rate_5m | userId, instanceId, and domain | Maximum |