System Information

This section describes features for obtaining information about the Neo4j Graph Data Science library installation.

This feature is not available in AuraDS

1. System info procedure

To be able to get an overview of the system’s current details one can use the procedure gds.debug.sysInfo. It will give information on the installed GDS version, GDS edition, Neo4j version, configured memory and so on.

1.1. Syntax

Monitor the system capacity and analytics workload:
CALL gds.debug.sysInfo()
YIELD
  key,
  value
Table 1. Results
Name Type Description

key

String

Specific system property, i.e. gdsVersion.

value

AnyValue

The value for the property, i.e. 2.0.0.

1.2. Example

Full view of the system configuration:
CALL gds.debug.sysInfo()
Table 2. Results
key value

gdsVersion

2.0.0

gdsEdition

Unlicensed

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 Bytes

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