>> It can know from the log that "volume_do_sync" will do CREATE_AND_WRITE_OBJ >> and then write something to the cache. >> In order to further confirmation, the source code is really to do so. >> But when and how did the vm became Read-only file system, i can not >> understand.So please help me to analyze the cause,thanks.
>If it is snapshot, it is read-only vdi. >> BTW,when i test the sheepdog, i often meet the vm became Read-only.So >> another question, what can cause a read_only? >Please use latest stable-0.7 or stable-0.6 branch and report problems if any. Yeah, i have updated the sheepdog to version 0.7.1_1_g66102e5. The same problem still exists. Under the path of "/home/centos6/root", i excute: [root@sheep-dell root]# echo aa>test.txt -bash: test.txt: Read-only file system At the same time, sheepfs printed: volume_do_sync(306): failed to flush vdi 7c7833 volume_do_sync(306): failed to flush vdi 7c7833 gataway log: Aug 26 17:33:47 DEBUG [main] client_handler(786) 1, rx 0, tx 3 Aug 26 17:33:47 DEBUG [main] finish_rx(590) 48, 127.0.0.1:49869 Aug 26 17:33:47 DEBUG [main] queue_request(347) WRITE_OBJ, 1 Aug 26 17:33:47 DEBUG [gway 13163] do_process_work(1334) 3, 7c78330000029d, 1 Aug 26 17:33:47 DEBUG [gway 13163] gateway_forward_request(267) 7c78330000029d Aug 26 17:33:47 DEBUG [gway 13163] sockfd_cache_get_long(372) 192.168.10.41:7010, idx 0 Aug 26 17:33:47 DEBUG [gway 13163] sockfd_cache_get_long(372) 192.168.10.45:7010, idx 0 Aug 26 17:33:47 DEBUG [gway 13163] sockfd_cache_get_long(372) 192.168.10.47:7010, idx 0 Aug 26 17:33:47 DEBUG [gway 13163] gateway_forward_request(320) nr_sent 3, err 0 Aug 26 17:33:47 DEBUG [gway 13163] wait_forward_request(195) 0, revents 1 Aug 26 17:33:47 DEBUG [gway 13163] sockfd_cache_put_long(406) 192.168.10.41:7010 idx 0 Aug 26 17:33:47 DEBUG [gway 13163] write_info_update(115) 3, 0 Aug 26 17:33:47 DEBUG [gway 13163] wait_forward_request(195) 0, revents 1 Aug 26 17:33:47 DEBUG [gway 13163] sockfd_cache_put_long(406) 192.168.10.45:7010 idx 0 Aug 26 17:33:47 DEBUG [gway 13163] write_info_update(115) 2, 0 Aug 26 17:33:47 DEBUG [gway 13163] wait_forward_request(195) 0, revents 1 Aug 26 17:33:47 DEBUG [gway 13163] sockfd_cache_put_long(406) 192.168.10.47:7010 idx 0 Aug 26 17:33:47 DEBUG [gway 13163] write_info_update(115) 1, 0 Aug 26 17:33:47 DEBUG [main] client_handler(786) 4, rx 0, tx 3 Aug 26 17:33:47 DEBUG [main] finish_tx(677) connection from: 48, 127.0.0.1:49869 I used original vm and the clone vm of using command "collie vdi clone centos6 centos6_clone -s 1", they both go wrong. -- sheepdog mailing list [email protected] http://lists.wpkg.org/mailman/listinfo/sheepdog
