系统信息

此功能在 AuraDS 中不可用。

系统信息过程

为了能够概述系统当前的详细信息，可以使用过程 gds.debug.sysInfo。它将提供有关已安装的 GDS 版本、GDS 版本、Neo4j 版本、配置的内存等信息。

语法

监控系统容量和分析工作负载

CALL gds.debug.sysInfo()
YIELD
  key,
  value

表 1. 结果
名称	类型	描述
key	字符串	特定系统属性，例如 `gdsVersion`。
value	AnyValue	属性的值，例如 `2.0.0`。

示例

系统配置的完整视图

CALL gds.debug.sysInfo()

表 2. 结果
key	value
gdsVersion	2.0.0
gdsEdition	未经授权
neo4jVersion	4.4.4
minimumRequiredJavaVersion	11
featureSkipOrphanNodes	false
featureMaxArrayLengthShift	28
featurePropertyValueIndex	false
featureParallelPropertyValueIndex	false
featureBitIdMap	true
featureUncompressedAdjacencyList	false
featureReorderedAdjacencyList	false
buildDate	2022-03-24_11:47:27
buildJdk	11.0.13+8 (Eclipse Adoptium)
buildJavaVersion	11.0.13
buildHash	e7651e1fb90a486717a3fc74775c6d8d913bf410
availableCPUs	16
physicalCPUs	16
availableHeapInBytes	1073741824
availableHeap	1024 MiB
heapFreeInBytes	407734880
heapFree	388 MiB
heapTotalInBytes	536870912
heapTotal	512 MiB
heapMaxInBytes	1073741824
heapMax	1024 MiB
offHeapUsedInBytes	358530312
offHeapUsed	341 MiB
offHeapTotalInBytes	373211136
offHeapTotal	355 MiB
poolCodeheapNonNmethodsUsedInBytes	2702080
poolCodeheapNonNmethodsUsed	2638 KiB
poolCodeheapNonNmethodsTotalInBytes	4128768
poolCodeheapNonNmethodsTotal	4032 KiB
poolMetaspaceUsedInBytes	272810928
poolMetaspaceUsed	260 MiB
poolMetaspaceTotalInBytes	281907200
poolMetaspaceTotal	268 MiB
poolCodeheapProfiledNmethodsUsedInBytes	32784512
poolCodeheapProfiledNmethodsUsed	31 MiB
poolCodeheapProfiledNmethodsTotalInBytes	32833536
poolCodeheapProfiledNmethodsTotal	31 MiB
poolCompressedClassSpaceUsedInBytes	39226680
poolCompressedClassSpaceUsed	37 MiB
poolCompressedClassSpaceTotalInBytes	43331584
poolCompressedClassSpaceTotal	41 MiB
poolG1EdenSpaceFreeInBytes	315621376
poolG1EdenSpaceFree	301 MiB
poolG1EdenSpaceTotalInBytes	317718528
poolG1EdenSpaceTotal	303 MiB
poolG1EdenSpaceMaxInBytes	-1
poolG1EdenSpaceMax	N/A
poolG1OldGenFreeInBytes	92113504
poolG1OldGenFree	87 MiB
poolG1OldGenTotalInBytes	198180864
poolG1OldGenTotal	189 MiB
poolG1OldGenMaxInBytes	1073741824
poolG1OldGenMax	1024 MiB
poolG1SurvivorSpaceFreeInBytes	0
poolG1SurvivorSpaceFree	0 字节
poolG1SurvivorSpaceTotalInBytes	20971520
poolG1SurvivorSpaceTotal	20 MiB
poolG1SurvivorSpaceMaxInBytes	-1
poolG1SurvivorSpaceMax	N/A
poolCodeheapNonProfiledNmethodsUsedInBytes	11006592
poolCodeheapNonProfiledNmethodsUsed	10748 KiB
poolCodeheapNonProfiledNmethodsTotalInBytes	11010048
poolCodeheapNonProfiledNmethodsTotal	10752 KiB
freePhysicalMemoryInBytes	221818880
freePhysicalMemory	211 MiB
committedVirtualMemoryInBytes	40532049920
committedVirtualMemory	37 GiB
totalPhysicalMemoryInBytes	34359738368
totalPhysicalMemory	32 GiB
freeSwapSpaceInBytes	524550144
freeSwapSpace	500 MiB
totalSwapSpaceInBytes	1073741824
totalSwapSpace	1024 MiB
openFileDescriptors	587
maxFileDescriptors	10240
vmName	OpenJDK 64-Bit Server VM
vmVersion	11.0.8+10-LTS
vmCompiler	HotSpot 64-Bit Tiered Compilers
containerized	false
dbms.security.procedures.unrestricted	"jwt.security.,gds."
dbms.memory.pagecache.size	512m
dbms.tx_state.memory_allocation	ON_HEAP
dbms.memory.off_heap.max_size	2147483648
dbms.memory.transaction.global_max_size	0
dbms.memory.transaction.max_size	0