The number of requests for app pool %1 encountering Http error code greater than or equal to 400 is %2, which is greater ...

The number of requests for app pool %1 encountering Http error code greater than or equal to 400 is %2, which is greater than %3 percent of total requests in the last hour. Total request count is %4. History of requests encountering errors in the last hour is: %5. The impacted tenant is %6.