/*
* __wt_checkpoint_server_create --
* Configure and start the checkpoint server.
*/
int
__wt_checkpoint_server_create(WT_SESSION_IMPL *session, const char *cfg[])
{
WT_CONNECTION_IMPL *conn;
bool start;
conn = S2C(session);
start = false;
/*
* Stop any server that is already running. This means that each time
* reconfigure is called we'll bounce the server even if there are no
* configuration changes. This makes our life easier as the underlying
* configuration routine doesn't have to worry about freeing objects
* in the connection structure (it's guaranteed to always start with a
* blank slate), and we don't have to worry about races where a running
* server is reading configuration information that we're updating, and
* it's not expected that reconfiguration will happen a lot.
*/
if (conn->ckpt_session != NULL)
WT_RET(__wt_checkpoint_server_destroy(session));
WT_RET(__ckpt_server_config(session, cfg, &start));
if (start)
WT_RET(__ckpt_server_start(conn));
return (0);
}
/*
* __wt_checkpoint_create --
* Start the checkpoint server thread.
*/
int
__wt_checkpoint_create(WT_CONNECTION_IMPL *conn, const char *cfg[])
{
WT_SESSION_IMPL *session;
int run;
session = conn->default_session;
/* Handle configuration. */
WT_RET(__ckpt_server_config(session, cfg, &run));
/* If not configured, we're done. */
if (!run)
return (0);
/* The checkpoint server gets its own session. */
WT_RET(__wt_open_session(conn, 1, NULL, NULL, &conn->ckpt_session));
conn->ckpt_session->name = "checkpoint-server";
WT_RET(
__wt_cond_alloc(session, "checkpoint server", 0, &conn->ckpt_cond));
/*
* Start the thread.
*/
WT_RET(__wt_thread_create(
session, &conn->ckpt_tid, __ckpt_server, conn->ckpt_session));
conn->ckpt_tid_set = 1;
return (0);
}
/*
* __wt_checkpoint_server_create --
* Configure and start the checkpoint server.
*/
int
__wt_checkpoint_server_create(WT_CONNECTION_IMPL *conn, const char *cfg[])
{
int start;
start = 0;
/* If there is already a server running, shut it down. */
if (conn->ckpt_session != NULL)
WT_RET(__wt_checkpoint_server_destroy(conn));
WT_RET(__ckpt_server_config(conn->default_session, cfg, &start));
if (start)
WT_RET(__ckpt_server_start(conn));
return (0);
}
/*
* __wt_checkpoint_server_create --
* Configure and start the checkpoint server.
*/
int
__wt_checkpoint_server_create(WT_SESSION_IMPL *session, const char *cfg[])
{
WT_CONNECTION_IMPL *conn;
bool start;
conn = S2C(session);
start = false;
/* If there is already a server running, shut it down. */
if (conn->ckpt_session != NULL)
WT_RET(__wt_checkpoint_server_destroy(session));
WT_RET(__ckpt_server_config(session, cfg, &start));
if (start)
WT_RET(__ckpt_server_start(conn));
return (0);
}
