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-rw-r--r--ndb/include/mgmapi/mgmapi_config_parameters.h1
-rw-r--r--ndb/src/kernel/blocks/backup/Backup.cpp5
-rw-r--r--ndb/src/mgmsrv/ConfigInfo.cpp14
3 files changed, 17 insertions, 3 deletions
diff --git a/ndb/include/mgmapi/mgmapi_config_parameters.h b/ndb/include/mgmapi/mgmapi_config_parameters.h
index 7c24c5d698d..410c811213b 100644
--- a/ndb/include/mgmapi/mgmapi_config_parameters.h
+++ b/ndb/include/mgmapi/mgmapi_config_parameters.h
@@ -65,6 +65,7 @@
#define CFG_DB_BACKUP_DATA_BUFFER_MEM 134
#define CFG_DB_BACKUP_LOG_BUFFER_MEM 135
#define CFG_DB_BACKUP_WRITE_SIZE 136
+#define CFG_DB_BACKUP_MAX_WRITE_SIZE 139
#define CFG_LOG_DESTINATION 147
diff --git a/ndb/src/kernel/blocks/backup/Backup.cpp b/ndb/src/kernel/blocks/backup/Backup.cpp
index ea4009015cb..f9089355475 100644
--- a/ndb/src/kernel/blocks/backup/Backup.cpp
+++ b/ndb/src/kernel/blocks/backup/Backup.cpp
@@ -114,15 +114,16 @@ Backup::execREAD_CONFIG_REQ(Signal* signal)
Uint32 szDataBuf = (2 * 1024 * 1024);
Uint32 szLogBuf = (2 * 1024 * 1024);
- Uint32 szWrite = 32768;
+ Uint32 szWrite = 32768, maxWriteSize = (256 * 1024);
ndb_mgm_get_int_parameter(p, CFG_DB_BACKUP_DATA_BUFFER_MEM, &szDataBuf);
ndb_mgm_get_int_parameter(p, CFG_DB_BACKUP_LOG_BUFFER_MEM, &szLogBuf);
ndb_mgm_get_int_parameter(p, CFG_DB_BACKUP_WRITE_SIZE, &szWrite);
+ ndb_mgm_get_int_parameter(p, CFG_DB_BACKUP_MAX_WRITE_SIZE, &maxWriteSize);
c_defaults.m_logBufferSize = szLogBuf;
c_defaults.m_dataBufferSize = szDataBuf;
c_defaults.m_minWriteSize = szWrite;
- c_defaults.m_maxWriteSize = szWrite;
+ c_defaults.m_maxWriteSize = maxWriteSize;
{ // Init all tables
ArrayList<Table> tables(c_tablePool);
diff --git a/ndb/src/mgmsrv/ConfigInfo.cpp b/ndb/src/mgmsrv/ConfigInfo.cpp
index 817943f5e51..e9093d59494 100644
--- a/ndb/src/mgmsrv/ConfigInfo.cpp
+++ b/ndb/src/mgmsrv/ConfigInfo.cpp
@@ -1199,7 +1199,19 @@ const ConfigInfo::ParamInfo ConfigInfo::m_ParamInfo[] = {
false,
ConfigInfo::CI_INT,
"32K",
- "0",
+ "2K",
+ STR_VALUE(MAX_INT_RNIL) },
+
+ {
+ CFG_DB_BACKUP_MAX_WRITE_SIZE,
+ "BackupMaxWriteSize",
+ DB_TOKEN,
+ "Max size of filesystem writes made by backup (in bytes)",
+ ConfigInfo::CI_USED,
+ false,
+ ConfigInfo::CI_INT,
+ "256K",
+ "2K",
STR_VALUE(MAX_INT_RNIL) },
/***************************************************************************