At Fri, 24 Oct 2014 10:13:53 +0400, Vasiliy Tolstov wrote: > > 2014-10-24 6:06 GMT+04:00 Hitoshi Mitake <[email protected]>: > > + - VDI locking: opening single VDI by multiple QEMU process is not allowed > > > Wow, as i know - before that you have patch for qemu and sheepdog to > avoid multiply qemu process opened single vdi. > How this works now?
Simply by utilizing atomic multicast of cluster managers. You can track the process from SD_OP_LOCK_VDI th elemtn of sd_ops in sheep/ops.c. Thanks, Hitoshi > > -- > Vasiliy Tolstov, > e-mail: [email protected] > jabber: [email protected] > -- > sheepdog mailing list > [email protected] > http://lists.wpkg.org/mailman/listinfo/sheepdog -- sheepdog mailing list [email protected] http://lists.wpkg.org/mailman/listinfo/sheepdog
