apoc.log.stream

Procedure APOC Core

apoc.log.stream('neo4j.log', { last: n }) - retrieve log file contents, optionally return only the last n lines

Signature

apoc.log.stream(path :: STRING?, config = {} :: MAP?) :: (lineNo :: INTEGER?, line :: STRING?, path :: STRING?)

Input parameters

Name Type Default

path

STRING?

null

config

MAP?

{}

Output parameters

Name Type

lineNo

INTEGER?

line

STRING?

path

STRING?

Usage Examples

The following returns the last 10 lines in neo4j.log:

CALL apoc.log.stream("neo4j.log", {last: 10});
Table 1. Results
lineNo line path

12827

"2020-11-16 11:12:10.197+0000 WARN The client is unauthorized due to authentication failure."

"/home/markhneedham/.local/share/neo4j-relate/dbmss/dbms-8c3607ed-fe8d-42de-9be9-075d86babcfe/logs/neo4j.log"

12826

"2020-11-16 11:12:09.967+0000 WARN The client is unauthorized due to authentication failure."

"/home/markhneedham/.local/share/neo4j-relate/dbmss/dbms-8c3607ed-fe8d-42de-9be9-075d86babcfe/logs/neo4j.log"

12825

"2020-11-16 09:43:39.332+0000 INFO Called db.clearQueryCaches(): Query cache already empty."

"/home/markhneedham/.local/share/neo4j-relate/dbmss/dbms-8c3607ed-fe8d-42de-9be9-075d86babcfe/logs/neo4j.log"

12824

"2020-11-12 16:18:44.392+0000 INFO LabelPropagationStreamProc: overall memory usage 27 KiB"

"/home/markhneedham/.local/share/neo4j-relate/dbmss/dbms-8c3607ed-fe8d-42de-9be9-075d86babcfe/logs/neo4j.log"

12823

"2020-11-12 16:18:44.391+0000 INFO [neo4j.BoltWorker-5 [bolt] [/127.0.0.1:51704] ] LabelPropagation :: Finished"

"/home/markhneedham/.local/share/neo4j-relate/dbmss/dbms-8c3607ed-fe8d-42de-9be9-075d86babcfe/logs/neo4j.log"

12822

"2020-11-12 16:18:44.391+0000 INFO [gds-3] LabelPropagation 99%"

"/home/markhneedham/.local/share/neo4j-relate/dbmss/dbms-8c3607ed-fe8d-42de-9be9-075d86babcfe/logs/neo4j.log"

12821

"2020-11-12 16:18:44.391+0000 INFO [gds-3] LabelPropagation 98%"

"/home/markhneedham/.local/share/neo4j-relate/dbmss/dbms-8c3607ed-fe8d-42de-9be9-075d86babcfe/logs/neo4j.log"

12820

"2020-11-12 16:18:44.391+0000 INFO [gds-3] LabelPropagation 97%"

"/home/markhneedham/.local/share/neo4j-relate/dbmss/dbms-8c3607ed-fe8d-42de-9be9-075d86babcfe/logs/neo4j.log"

12819

"2020-11-12 16:18:44.391+0000 INFO [gds-3] LabelPropagation 96%"

"/home/markhneedham/.local/share/neo4j-relate/dbmss/dbms-8c3607ed-fe8d-42de-9be9-075d86babcfe/logs/neo4j.log"

12818

"2020-11-12 16:18:44.391+0000 INFO [gds-3] LabelPropagation 95%"

"/home/markhneedham/.local/share/neo4j-relate/dbmss/dbms-8c3607ed-fe8d-42de-9be9-075d86babcfe/logs/neo4j.log"