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|\[gpadmin@gp-mas /] $|gprecoverseg||||
|20181202:04:05:59:049918|gpprecoverseg:gp-mas:gpadmin-|\[INFO]:-Starting gprecoverseg with args:|||
|20181202:04:06:00:049918|gpprecov 217-gp-seg4-standby
1081202:04:06:01:049918 gprecoverseg:gp-mas:gpadmin-[INFO]: - Recovery Source instance address = gp-seg3
20181202:04:06:01:049918 gprecoverseg:gp-mas:gpadmin-[INFO]: - Recovery Source /data/data01/primaryDB/gpseg5
20181202:04:06:01:049918 gprecoverseg:gp-mas:gpadmin-[INFO]: - Recovery Source instance port = 40001
20181202:04:06:01:049918 gprecoverseg:gp-mas:gpadmin-[INFO]: - Recovery Source instance
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Usage 2036
Options 2036
Examples 2037
gppkg 2037
Synopsis 2037
Description 2037
Options 2037
gprecoverseg 2039
Synopsis 2039
Description 2039
Options 2041
Examples 2044
See Also 2045
gpreload 2045 referencing an incorrect column in the pg_description table.
## 32937
Resolves an issue with gprecoverseg where recovery was failing with the -i flag when the current host was unreachable.
## 32822
supported for production environments. See Understanding Segment Recovery for more details.
- gprecoverseg includes a check to look for running pg_rewind sessions, in order to avoid running a recovery
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主机 (gpstop --host)
扩展 Instance 以及在新节点间重新分布 Table(gpexpand)
● 监控和恢复失败的 Instance(gpstate & gprecoverseg)
监控和恢复失败的 Master(gpstate & gpinitstandby)
备份和恢复数据库(并行)(qpbackup & gprestore)
并行装载数据(gpload) 列出。不要试图通过修改pg_tblspc目录下软连接的指向去设置Primary和Mirror指向不同的目录,因为这样会有一个很大的问题,当出现Primary和Mirror的故障切换时,在做gprecoverseg全量恢复时,GP数据库并不清楚软连接的目标是不同的,这个软连接的信息是不会存储在系统表中的,做全量恢复时,只是按照对应Content活着的Instance的信息去重建。
## 使用表空间存储 部分可以提升外,后续的处理部分是不会有性能提升的,因为计算量是不变的。
注意:千万不要随意的创建大规模分区表,因为分区的维护和管理也是需要消耗资源和
精力的,例如全表查询,VACUUM,gprecoverseg,gpexpand等操作,都是需要一个一个的叶子分区去操作。另外,如果是全表扫描,分区不仅无法带来性能的提升,反而会更慢。因此,如果不太会用到分区消除的查询场景,应尽量避免分区,当然,有时
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column constraint.
## Cluster Management
32160: Resolves an issue where rebalancing segments with gprecoverseg -r was failing with timeout errors. This has been resolved by increasing the timeout value for check
when it processes the next value of a sequence.
31740: Resolved an issue where incremental gprecoverseg failed to bring a mirror segment back online. This was due to the checkpointer process on a newly even if a failure occurs later in the gpinisystem operation.
179336062 : The Greenplum utilities gprecoverseg, gpinitstandby, gpstart, and gpstop fail when there is a message banner in .bashrc. This issue
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not set. This fix resolves the issue by using postgres as the default value.
179611677 : The gprecoverseg utility now includes error handling for a mirrorless configuration by displaying the message GPDB check when it processes the next value of a sequence.
31740: Resolved an issue where incremental gprecoverseg failed to bring a mirror segment back online. This was due to the checkpointer process on a newly even if a failure occurs later in the gpinisystem operation.
179336062 : The Greenplum utilities gprecoverseg, gpinitstandby, gpstart, and gpstop fail when there is a message banner in .bashrc. This issue
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check
when it processes the next value of a sequence.
31740: Resolved an issue where incremental gprecoverseg failed to bring a mirror segment back online. This was due to the checkpointer process on a newly even if a failure occurs later in the gpinisystem operation.
179336062 : The Greenplum utilities gprecoverseg, gpinitstandby, gpstart, and gpstop fail when there is a message banner in .bashrc. This issue documentation for information about this release and for installation and upgrade instructions.
- The gprecoverseg, gpaddmirrors, and gpmovemirrors utilities now include a -b option to specify the maximum number
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1736
Options 1736
Examples 1736
gppkg 1737
Synopsis 1737
Description 1737
Options 1737
gprecoverseg 1738
Synopsis 1738
Description 1739
Options 1740
Examples 1742
See Also 1743
gpreload 1743 column constraint.
## Cluster Management
32160
Resolves an issue where rebalancing segments with gprecoverseg -r was failing with timeout errors. This has been resolved by increasing the timeout value for check when it processes the next value of a sequence.
31740
Resolved an issue where incremental gprecoverseg failed to bring a mirror segment back online. This was due to the checkpointer process on a newly
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Options 2078
Examples 2079
gppkg 2079
Synopsis 2079
Description 2079
Options 2080
gprecoverseg 2081
Synopsis 2081
Description 2082
Options 2083
Examples 2087
See Also 2087
gpreload scanning of nonexistent WAL segment files.
• You may now pass the -i and --differential in the same
gprecoverseg command.
## Resolved Issues
## Server
| Server |
gprecoverseg -o created an empty output file for segments that ran on an unreachable host.
## Additional Supplied 0 码力 |
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1972
Usage
1972
Options
1973
Examples
1973
gppkg
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Synopsis
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Description
1973
Options
1974
gprecoverseg
1975
Synopsis
1975
Description
1975
Options
1977
Examples
1979
See Also
1980
gpreload
1980
Synopsis failed with
the error Unexpected internal error.
Cluster Management
32190
Resolved an issue where gprecoverseg failed to detect than an instance of pg_basebackup was
already running, which led to the corruption column constraint.
Cluster Management
32160
Resolves an issue where rebalancing segments with gprecoverseg -r was failing with timeout
errors. This has been resolved by increasing the timeout value for 0 码力 |
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Synopsis
2040
Description
2041
Options
2041
VMware Greenplum 6 Documentation
VMware, Inc
115
gprecoverseg
2042
Synopsis
2042
Description
2043
Options
2044
Examples
2047
See Also
2047
gpreload
2047
Synopsis failed with
the error Unexpected internal error.
Cluster Management
32190
Resolved an issue where gprecoverseg failed to detect than an instance of pg_basebackup was
already running, which led to the corruption Greenplum 6 Documentation
VMware, Inc
160
32160
Resolves an issue where rebalancing segments with gprecoverseg -r was failing with timeout
errors. This has been resolved by increasing the timeout value for 0 码力 |
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