system_stats

PostgreSQL 的系统统计函数

概览

扩展包名版本分类许可证语言
system_stats3.2STATPostgreSQLC
ID扩展名BinLibLoadCreateTrustReloc模式
6420system_stats-
相关扩展pgnodemx pg_proctab pgmeminfo pgfincore pg_wait_sampling pg_buffercache pg_background pg_cooldown

版本

类型仓库版本PG 大版本包名依赖
EXTMIXED3.21817161514system_stats-
RPMPGDG3.21817161514system_stats_$v-
DEBPIGSTY3.21817161514postgresql-$v-system-stats-
OS / PGPG18PG17PG16PG15PG14
el8.x86_64
el8.aarch64
el9.x86_64
el9.aarch64
el10.x86_64
el10.aarch64
d12.x86_64
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
d12.aarch64
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
d13.x86_64
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
d13.aarch64
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
u22.x86_64
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
u22.aarch64
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
u24.x86_64
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
u24.aarch64
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2
PIGSTY 3.2

构建

您可以使用 pig build 命令构建 system_stats 扩展的 DEB 包:

pig build pkg system_stats         # 构建 DEB 包

安装

您可以直接安装 system_stats 扩展包的预置二进制包,首先确保 PGDGPIGSTY 仓库已经添加并启用:

pig repo add pgsql -u          # 添加仓库并更新缓存

使用 pig 或者是 apt/yum/dnf 安装扩展:

pig install system_stats;          # 当前活跃 PG 版本安装
pig ext install -y system_stats -v 18  # PG 18
pig ext install -y system_stats -v 17  # PG 17
pig ext install -y system_stats -v 16  # PG 16
pig ext install -y system_stats -v 15  # PG 15
pig ext install -y system_stats -v 14  # PG 14
dnf install -y system_stats_18       # PG 18
dnf install -y system_stats_17       # PG 17
dnf install -y system_stats_16       # PG 16
dnf install -y system_stats_15       # PG 15
dnf install -y system_stats_14       # PG 14
apt install -y postgresql-18-system-stats   # PG 18
apt install -y postgresql-17-system-stats   # PG 17
apt install -y postgresql-16-system-stats   # PG 16
apt install -y postgresql-15-system-stats   # PG 15
apt install -y postgresql-14-system-stats   # PG 14

创建扩展

CREATE EXTENSION system_stats;

最后修改 2026-03-08: add extension catalog (baacba6)