memcached連接超時問題

ljb870527

線上服務(wù)經(jīng)常出現(xiàn)memcached的超時連接錯誤，大家有沒有遇到同樣的錯誤是怎么解決的？或者大家是怎么做的緩存這塊的？
當前的架構(gòu)是nginx+tomcat+memcached集群

警告: Could not load session with id 44262E743638001F7CBDE8E7F60C28E7-n1 from memcached.
net.spy.memcached.OperationTimeoutException: Timeout waiting for value: waited 1,000 ms. Node status: Connection Status { memcached.dev.kulv.com/192.168.30.2:11222 active: true, authed: true, last read: 1,010 ms ago memcached.dev.kulv.com/192.168.30.2:11223 active: true, authed: true, last read: 1,653 ms ago }
        at net.spy.memcached.MemcachedClient.get(MemcachedClient.java:1176)
        at net.spy.memcached.MemcachedClient.get(MemcachedClient.java:1192)
        at de.javakaffee.web.msm.MemcachedSessionService.loadFromMemcached(MemcachedSessionService.java:112
        at de.javakaffee.web.msm.MemcachedSessionService.findSession(MemcachedSessionService.java:609)
        at de.javakaffee.web.msm.MemcachedBackupSessionManager.findSession(MemcachedBackupSessionManager.java:196)
        at org.apache.catalina.connector.Request.doGetSession(Request.java:2903)
        at org.apache.catalina.connector.Request.getSession(Request.java:2300)
        at org.apache.catalina.connector.RequestFacade.getSession(RequestFacade.java:897)
        at org.apache.catalina.connector.RequestFacade.getSession(RequestFacade.java:909)
        at javax.servlet.http.HttpServletRequestWrapper.getSession(HttpServletRequestWrapper.java:23
        at com.kulv.filter.AutoLogin.doFilter(AutoLogin.java:5