Bitbucket Server using ldaps makes clone perform slower than using ldap

2016-03-21 00:02:38,309 | http-nio-7990-exec-7 | *5PJ9S7x2x147120x0 | XXXXX | -
[7346ms] - "GET /scm/beg/beg_test.git/info/refs HTTP/1.1"
[7048ms] - Authentication org.springframework.security.authentication.AuthenticationProvider.authenticate(Authentication)
[4ms] - attemptAuthentication - com.atlassian.bitbucket.server.bitbucket-crowd-sso:crowdSsoAuthHandler
[2ms] - CaptchaTicket com.atlassian.stash.internal.user.CaptchaService.checkCaptcha(String,CaptchaResponse)
[7039ms] - attemptAuthentication - com.atlassian.bitbucket.server.bitbucket-authentication:crowdHttpAuthHandler
[7039ms] - ApplicationUser com.atlassian.stash.internal.user.CaptchaService.authenticateWithCaptcha(CaptchaTicket,UncheckedOperation)
[7039ms] - ApplicationUser com.atlassian.bitbucket.user.UserService.authenticate(String,String)
[4ms] - InternalNormalUser com.atlassian.stash.internal.user.StashUserDao.loadUser(User)
[4ms] - Page com.atlassian.bitbucket.user.UserService.findGroupsByUser(String,PageRequest)
[3ms] - InternalRepository com.atlassian.stash.internal.repository.RepositoryDao.getBySlug(String,String)
[5ms] - Page com.atlassian.bitbucket.user.UserService.findGroupsByUser(String,PageRequest)
[4ms] - boolean com.atlassian.bitbucket.scm.ScmRequestCheckService.checkActionAllowed(ScmRequest)
[1ms] - boolean com.atlassian.bitbucket.license.LicenseService.canLogin(Principal)
[6ms] - Ticket com.atlassian.bitbucket.throttle.ThrottleService.acquireTicket(String)
[268ms] - /opt/stash/installs/git/bin/git http-backend

"http-nio-7990-exec-8" #266 daemon prio=5 os_prio=0 tid=0x00007f6be0074800 nid=0x5cd5 runnable [0x00007f6bcd2a5000]
   java.lang.Thread.State: RUNNABLE
	at java.net.SocketInputStream.socketRead0(Native Method)
	at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
	at java.net.SocketInputStream.read(SocketInputStream.java:170)
	at java.net.SocketInputStream.read(SocketInputStream.java:141)
	at sun.security.ssl.InputRecord.readFully(InputRecord.java:465)
	at sun.security.ssl.InputRecord.read(InputRecord.java:503)
	at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:973)
	- locked <0x00000000eb1a5710> (a java.lang.Object)
	at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1375)
	- locked <0x00000000eb1a56d0> (a java.lang.Object)
	at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1403)
	at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1387)
	at com.sun.jndi.ldap.Connection.createSocket(Connection.java:376)
	at com.sun.jndi.ldap.Connection.<init>(Connection.java:203)
	at com.sun.jndi.ldap.LdapClient.<init>(LdapClient.java:137)
	at com.sun.jndi.ldap.LdapClient.getInstance(LdapClient.java:1613)
	at com.sun.jndi.ldap.LdapCtx.connect(LdapCtx.java:2746)
	at com.sun.jndi.ldap.LdapCtx.<init>(LdapCtx.java:319)
	at com.sun.jndi.ldap.LdapCtxFactory.getUsingURL(LdapCtxFactory.java:192)
	at com.sun.jndi.ldap.LdapCtxFactory.getUsingURLs(LdapCtxFactory.java:210)
	at com.sun.jndi.ldap.LdapCtxFactory.getLdapCtxInstance(LdapCtxFactory.java:153)
	at com.sun.jndi.ldap.LdapCtxFactory.getInitialContext(LdapCtxFactory.java:83)
	at javax.naming.spi.NamingManager.getInitialContext(NamingManager.java:684)
	at javax.naming.InitialContext.getDefaultInitCtx(InitialContext.java:313)
	at javax.naming.InitialContext.init(InitialContext.java:244)
	at javax.naming.ldap.InitialLdapContext.<init>(InitialLdapContext.java:154)
	at org.springframework.ldap.core.support.LdapContextSource.getDirContextInstance(LdapContextSource.java:42)
	at org.springframework.ldap.core.support.AbstractContextSource.createContext(AbstractContextSource.java:344)
	at org.springframework.ldap.core.support.AbstractContextSource.doGetContext(AbstractContextSource.java:140)
	at org.springframework.ldap.core.support.AbstractContextSource.getReadWriteContext(AbstractContextSource.java:175)
	at org.springframework.ldap.transaction.compensating.manager.TransactionAwareContextSourceProxy.getReadWriteContext(TransactionAwareContextSourceProxy.java:88)
	at org.springframework.ldap.transaction.compensating.manager.TransactionAwareContextSourceProxy.getReadOnlyContext(TransactionAwareContextSourceProxy.java:61)
	at org.springframework.ldap.core.LdapTemplate.executeReadOnly(LdapTemplate.java:802)
	at org.springframework.ldap.core.LdapTemplate.lookup(LdapTemplate.java:935)
	at com.atlassian.crowd.directory.ldap.SpringLdapTemplateWrapper$9.timedCall(SpringLdapTemplateWrapper.java:288)
	at com.atlassian.crowd.directory.ldap.SpringLdapTemplateWrapper$TimedCallable.call(SpringLdapTemplateWrapper.java:126)
	at com.atlassian.crowd.directory.ldap.SpringLdapTemplateWrapper.invokeWithContextClassLoader(SpringLdapTemplateWrapper.java:89)
	at com.atlassian.crowd.directory.ldap.SpringLdapTemplateWrapper.lookup(SpringLdapTemplateWrapper.java:284)
	at com.atlassian.crowd.directory.RFC4519Directory$3.lookup(RFC4519Directory.java:584)

JVM_SUPPORT_RECOMMENDED_ARGS="-Dcom.sun.jndi.ldap.connect.pool.protocol='plain ssl' -Dcom.sun.jndi.ldap.connect.pool.authentication='none simple DIGEST-MD5'"