XHProf PhutilAWSv4Signature::getCanonicalHeaderMap Profile
XHProf Profile
XHProf Profile
| Symbol | Count | Wall Time | % |
|---|---|---|---|
| Metrics for this Call | |||
| PhutilAWSv4Signature::getCanonicalHeaderMap | 3 | 578 us | 100.0% |
| Parent Calls | |||
| PhutilAWSv4Signature::getCanonicalHeaderList | 1 | 220 us | |
| PhutilAWSv4Signature::getSignedHeaderList | 2 | 358 us | |
| Child Calls | |||
| PhutilAWSv4Signature::getHost | 3 | 316 us | 54.7% |
| phutil_utf8_strtolower | 9 | 152 us | 26.3% |
| BaseHTTPFuture::getHeaders | 3 | 26 us | 4.5% |
| ksort | 3 | 7 us | 1.2% |