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Documentation: Set ETCDCTL_API for v3 features 

Signed-off-by: Geoff Levand <geoff@infradead.org>
release-3.1
Geoff Levand 2016-10-05 16:41:06 -07:00
parent b65a2cec18
commit bdbb32dfe8
1 changed files with 8 additions and 8 deletions
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16
Documentation/op-guide/maintenance.md
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@ -62,18 +62,18 @@ The space quota can be triggered with a loop:
```sh ```sh
# fill keyspace # fill keyspace
$ while [ 1 ]; do dd if=/dev/urandom bs=1024 count=1024 | etcdctl put key || break; done $ while [ 1 ]; do dd if=/dev/urandom bs=1024 count=1024 | ETCDCTL_API=3 etcdctl put key || break; done
... ...
Error: rpc error: code = 8 desc = etcdserver: mvcc: database space exceeded Error: rpc error: code = 8 desc = etcdserver: mvcc: database space exceeded
# confirm quota space is exceeded # confirm quota space is exceeded
$ etcdctl --write-out=table endpoint status $ ETCDCTL_API=3 etcdctl --write-out=table endpoint status
+----------------+------------------+-----------+---------+-----------+-----------+------------+ +----------------+------------------+-----------+---------+-----------+-----------+------------+
| ENDPOINT | ID | VERSION | DB SIZE | IS LEADER | RAFT TERM | RAFT INDEX | | ENDPOINT | ID | VERSION | DB SIZE | IS LEADER | RAFT TERM | RAFT INDEX |
+----------------+------------------+-----------+---------+-----------+-----------+------------+ +----------------+------------------+-----------+---------+-----------+-----------+------------+
| 127.0.0.1:2379 | bf9071f4639c75cc | 2.3.0+git | 18 MB | true | 2 | 3332 | | 127.0.0.1:2379 | bf9071f4639c75cc | 2.3.0+git | 18 MB | true | 2 | 3332 |
+----------------+------------------+-----------+---------+-----------+-----------+------------+ +----------------+------------------+-----------+---------+-----------+-----------+------------+
# confirm alarm is raised # confirm alarm is raised
$ etcdctl alarm list $ ETCDCTL_API=3 etcdctl alarm list
memberID:13803658152347727308 alarm:NOSPACE memberID:13803658152347727308 alarm:NOSPACE
``` ```
@ -81,19 +81,19 @@ Removing excessive keyspace data and defragmenting the backend database will put
```sh ```sh
# get current revision # get current revision
$ etcdctl --endpoints=:2379 endpoint status $ ETCDCTL_API=3 etcdctl --endpoints=:2379 endpoint status
[{"Endpoint":"127.0.0.1:2379","Status":{"header":{"cluster_id":8925027824743593106,"member_id":13803658152347727308,"revision":1516,"raft_term":2},"version":"2.3.0+git","dbSize":17973248,"leader":13803658152347727308,"raftIndex":6359,"raftTerm":2}}] [{"Endpoint":"127.0.0.1:2379","Status":{"header":{"cluster_id":8925027824743593106,"member_id":13803658152347727308,"revision":1516,"raft_term":2},"version":"2.3.0+git","dbSize":17973248,"leader":13803658152347727308,"raftIndex":6359,"raftTerm":2}}]
# compact away all old revisions # compact away all old revisions
$ etdctl compact 1516 $ ETCDCTL_API=3 etcdctl compact 1516
compacted revision 1516 compacted revision 1516
# defragment away excessive space # defragment away excessive space
$ etcdctl defrag $ ETCDCTL_API=3 etcdctl defrag
Finished defragmenting etcd member[127.0.0.1:2379] Finished defragmenting etcd member[127.0.0.1:2379]
# disarm alarm # disarm alarm
$ etcdctl alarm disarm $ ETCDCTL_API=3 etcdctl alarm disarm
memberID:13803658152347727308 alarm:NOSPACE memberID:13803658152347727308 alarm:NOSPACE
# test puts are allowed again # test puts are allowed again
$ etdctl put newkey 123 $ ETCDCTL_API=3 etcdctl put newkey 123
OK OK
``` ```