solrcould is killed,restart,colletion don't work

[李铁峰]

i’m a solr user, i use solrcloud 4.9.1 ,it running in tomcat , when tomcat is 
killd ,  two collectiones has error, solr admin picture is:



each collection only have one shard . how can i repair it, let collection work, 
i do not want to restart tomcat ,and I can accept some data loss.



error log:

2016年1月14日 GMT+8 04:43:21
 <>     WARN
 <>     RecoveryStrategy
 <>     Stopping recovery for 
zkNodeName=core_node1core=qdelcomment_shard1_replica1
 <>
2016年1月14日 GMT+8 04:43:25
 <>     ERROR
 <>     RecoveryStrategy
 <>     Error while trying to recover. 
core=qdelcomment_shard1_replica1:org.apache.solr.common.SolrException: No 
registered leader was found after waiting for 4000ms ,​ collection: qdelcomment 
slice: shard1
 <>
Error while trying to recover. 
core=qdelcomment_shard1_replica1:org.apache.solr.common.SolrException: No 
registered leader was found after waiting for 4000ms , collection: qdelcomment 
slice: shard1
        at 
org.apache.solr.common.cloud.ZkStateReader.getLeaderRetry(ZkStateReader.java:545)
        at 
org.apache.solr.common.cloud.ZkStateReader.getLeaderRetry(ZkStateReader.java:528)
        at 
org.apache.solr.cloud.RecoveryStrategy.doRecovery(RecoveryStrategy.java:332)
        at org.apache.solr.cloud.RecoveryStrategy.run(RecoveryStrategy.java:235)

solr admin query error
{
  "responseHeader": {
    "status": 503,
    "QTime": 2,
    "params": {
      "indent": "true",
      "q": "*:*",
      "_": "1452720352906",
      "wt": "json"
    }
  },
  "error": {
    "msg": "no servers hosting shard: ",
    "code": 503
  }
}

solr:
4.9.1 1625909 - mike - 2014-09-18 04:09:04
-Dsolr.hdfs.home=hdfs://cdh530cluster/solre <hdfs://cdh530cluster/solre>


thank you!
jasperli