Docker v1.12.2-rc3 发布了。
改进内容：
Runtime
Fix a panic due to a race condition filtering docker ps #26049
Implement retry logic to prevent "Unable to remove filesystem" errors when using the aufs storage driver #26536
Prevent devicemapper from removing device symlinks if dm.use_deferred_removal is enabled #24740
Fix an issue where the CLI did not return correct exit codes if a command was run with invalid options #26777
Fix a panic due to a bug in stdout / stderr processing in health checks #26507
Fix exec's children handling #26874
Fix exec form of HEALTHCHECK CMD #26208
Networking
Fix a daemon start panic on armv5 #24315
Vendor libnetwork #26879 #26953
Avoid returning early on agent join failures docker/libnetwork#1473
Fix service published port cleanup issues docker/libetwork#1432 docker/libnetwork#1433
Recover properly from transient gossip failures docker/libnetwork#1446
Disambiguate node names known to gossip cluster to avoid node name collision docker/libnetwork#1451
Honor user provided listen address for gossip docker/libnetwork#1460
Allow reachability via published port across services on the same host docker/libnetwork#1398
Change the ingress sandbox name from random id to just ingress_sbox docker/libnetwork#1449
Swarm Mode
Fix remote detection of a node's address when it joins the cluster #26211
Vendor SwarmKit #26765
Bounce session after failed status update docker/swarmkit#1539
Fix possible raft deadlocks docker/swarmkit#1537
Fix panic and endpoint leak when a service is updated with no endpoints docker/swarmkit#1481
Produce an error if the same port is published twice on service create or service update docker/swarmkit#1495
Fix an issue where changes to a service were not detected, resulting in the service not being updated docker/swarmkit#1497
Contrib
Update the debian sysv-init script to use dockerd instead of docker daemon #25869
Improve stability when running the docker client on MacOS Sierra #26875
Windows
Fix an issue where arrow-navigation did not work when running the docker client in ConEmu #25578
下载地址：https://github.com/docker/docker/archive/v1.12.2-rc2.zip
来自:开源中国社区
