Hello Dear All i meet a strange problem , when i run cache_dir rock , and i found error info rock communication channel establishment timeout if possible, please give me some advisement This is my config cache_dir rock /accerater/webcache3/storage/cossbig1/opmizer1 9485 min-size=4097 max-size=262144 max-swap-rate=250 swap-timeout=350 cache_dir rock /accerater/webcache3/storage/cosssmall1/opmizer1 499 max-size=4096 max-swap-rate=250 swap-timeout=350 cache_dir rock /accerater/webcache3/storage/cossbig2/opmizer1 9090 min-size=4097 max-size=262144 max-swap-rate=250 swap-timeout=350 cache_dir rock /accerater/webcache3/storage/cosssmall2/opmizer1 478 max-size=4096 max-swap-rate=250 swap-timeout=350 this is error info 2015/03/25 18:02:41 kid4| ERROR: /accerater/webcache3/storage/cossbig1/opmizer1/rock communication channel establishment timeout 2015/03/25 18:02:41 kid4| Closing HTTP port [::]:3233 2015/03/25 18:02:41 kid4| Closing HTTP port [::]:3133 FATAL: Rock cache_dir at /accerater/webcache3/storage/cossbig1/opmizer1/rock failed to open db file: (11) Resource temporarily unavailable 2015/03/25 18:02:42 kid3| ERROR: /accerater/webcache3/storage/cossbig1/opmizer2/rock communication channel establishment timeout 2015/03/25 18:02:42 kid3| Closing HTTP port [::]:3232 2015/03/25 18:02:42 kid3| Closing HTTP port [::]:3132 FATAL: Rock cache_dir at /accerater/webcache3/storage/cossbig1/opmizer2/rock failed to open db file: (11) Resource temporarily unavaila _______________________________________________ squid-users mailing list squid-users@xxxxxxxxxxxxxxxxxxxxx http://lists.squid-cache.org/listinfo/squid-users