},
              "type": "special"
            }
          ],
          "thresholds": {
            "mode": "percentage",
            "steps": [
              {
                "color": "green",
                "value": null
              }
            ]
          },
          "unit": "dtdurations"
        },
        "overrides": []
      },
      "gridPos": {
        "h": 6,
        "w": 3,

              "mode": "off"
            }
          },
          "mappings": [],
          "thresholds": {
            "mode": "absolute",
            "steps": [
              {
                "color": "green",
                "value": null
              },
              {
                "color": "red",
                "value": 80
              }
            ]
          },
          "unit": "bytes"

              "mode": "off"
            }
          },
          "mappings": [],
          "thresholds": {
            "mode": "absolute",
            "steps": [
              {
                "color": "green",
                "value": null
              },
              {
                "color": "red",
                "value": 80
              }
            ]
          },
          "unit": "short"

 *
 * <p>For up-to-date Unicode character properties (digit, letter, etc.) and support for
 * supplementary code points, use ICU4J UCharacter and UnicodeSet (freeze() after building). For
 * basic text processing based on UnicodeSet use the ICU4J UnicodeSetSpanner.
 *
 * <p>Example usages:
 *
 * <pre>

etem:.ue,,?tilmaerts,ukoreh,yfilpma,?t&fevres,thevres,??r&081,a:-morf,tskcor-a-si,,b:asnd,,e&d&iv&erp-yb-detsoh.saap,orpnwo,?ner&.ppa,no,??e&bevres,nigne-na-si,?ggolb-a-si,h&caet-a-si,pargotohp-a-si,?krow-drah-a-si,n&gised-a-si,ia&rtlanosrep-a-si,tretne-na-si,??p&acsdnal-a-si,eekkoob-a-si,?retac-a-si,subq,tn&ecysrab,iap-a-si,uh-a-si,?vres&-&ki.&cpj-rev-duolcj,duolcj,?s&ndnyd,pvtsaf,??inim,nmad,pc,sak,?y&alp-a-si,wal-a-si,?zilibomdeepsegap,?g,ituob,k,mgrp.nex,o&-morf,sivdalaicnanif-a-si,t&arelecc...

etem:.ue,,?tilmaerts,ukoreh,yfilpma,?t&fevres,thevres,??r&081,a:-morf,tskcor-a-si,,b:asnd,,e&d&iv&erp-yb-detsoh.saap,orpnwo,?ner&.ppa,no,??e&bevres,nigne-na-si,?ggolb-a-si,h&caet-a-si,pargotohp-a-si,?krow-drah-a-si,n&gised-a-si,ia&rtlanosrep-a-si,tretne-na-si,??p&acsdnal-a-si,eekkoob-a-si,?retac-a-si,subq,tn&ecysrab,iap-a-si,uh-a-si,?vres&-&ki.&cpj-rev-duolcj,duolcj,?s&ndnyd,pvtsaf,??inim,nmad,pc,sak,?y&alp-a-si,wal-a-si,?zilibomdeepsegap,?g,ituob,k,mgrp.nex,o&-morf,sivdalaicnanif-a-si,t&arelecc...

        FessSystemException cause = null;
        for (int i = 0; i < maxConfigSyncStatusRetry; i++) {
            try (CurlResponse response = ComponentUtil.getCurlHelper().get("/_configsync/wait").param("status", "green").execute()) {
                final int httpStatusCode = response.getHttpStatusCode();
                if (httpStatusCode == 200) {
                    logger.info("ConfigSync is ready.");
                    return;