On Wed, Dec 25, 2013 at 9:12 AM, Kuo Hugo <tonytkdk@xxxxxxxxx> wrote: > Hi folks, > > I'm in progress to tune the performance of RadosGW on my server. After some > kindly helps from you guys. I figure out several problems for optimizing the > RadosGW to handle higher concurrency requests from users. > > Apache optimization # > radosgw open file # > rgw thread pools # > rgw_ops throttle # > objecter_inflight_op_bytes > objecter_inflight_ops > etc.... > > It's a powerful sever with 32 CPU threads + 62GB Ram. But I'm encounter a > problem that there's no any clue from admin sockets. > > What's the meaning of the following FastCGI error in Apache's error.log ? It > happened on both PUT and DELETE request. > No any op wait in OSD or RadosGW. How to improve it by any chance ? > > I'm not sure the connection reset was raised by apache or FastCGI now. > > [warn] FastCGI: 192.168.2.40 PUT > http://192.168.2.51/swift/v1/ssbench_000045/1KB_025787 auth > [error] [client 192.168.2.40] > [error] [client 192.168.2.40] (104)Connection reset by peer: FastCGI: comm > with server "/var/www/s3gw.fcgi" aborted: read failed > [error] [client 192.168.2.40] FastCGI: incomplete headers (0 bytes) > received from server "/var/www/s3gw.fcgi" > [warn] FastCGI: 192.168.2.40 PUT > http://192.168.2.51/swift/v1/ssbench_000040/1KB_025788 auth > [warn] FastCGI: 192.168.2.40 PUT > http://192.168.2.51/swift/v1/ssbench_000021/1KB_025685 auth > [warn] FastCGI: 192.168.2.40 PUT > http://192.168.2.51/swift/v1/ssbench_000047/1KB_025790 auth > [error] [client 192.168.2.40] (104)Connection reset by peer: FastCGI: comm > with server "/var/www/s3gw.fcgi" aborted: read failed > [error] [client 192.168.2.40] FastCGI: incomplete headers (0 bytes) > received from server "/var/www/s3gw.fcgi" > > [warn] FastCGI: 192.168.2.40 DELETE > http://192.168.2.51/swift/v1/ssbench_000006/1KB_012286 auth > [error] [client 192.168.2.40] (104)Connection reset by peer: FastCGI: comm > with server "/var/www/s3gw.fcgi" aborted: read failed > [error] [client 192.168.2.40] FastCGI: incomplete headers (0 bytes) > received from server "/var/www/s3gw.fcgi" > [warn] FastCGI: 192.168.2.40 DELETE > http://192.168.2.51/swift/v1/ssbench_000061/1KB_012168 auth > > [error] [client 192.168.2.40] (104)Connection reset by peer: FastCGI: comm > with server "/var/www/s3gw.fcgi" aborted: read failed > > > Can you correlate these with the apache access log and with the radosgw log? (e.g., do you get 500 responses?). It could happen if you're using the wrong fastcgi module, or if the requests are too slow to respond and apache is timing out. Yehuda _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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