[pgpool-general: 4885] pgpool log errors

[Shay Cohavi]

Hi,
after upgardig pgpool to 3.5.3 version I keep getting these errors via
pgpool log massages:

2016-08-08 10:15:59: pid 14964: LOG:  child process with pid: 22056 exits
with status 256
2016-08-08 10:15:59: pid 14964: LOG:  fork a new child process with pid:
22128
2016-08-08 10:16:00: pid 14964: LOG:  child process with pid: 22032 exits
with status 256
2016-08-08 10:16:00: pid 14964: LOG:  fork a new child process with pid:
22138
*2016-08-08 10:16:00: pid 14964: WARNING:  health check timed out while
waiting for reading data*
*2016-08-08 10:16:00: pid 14964: ERROR:  unable to read data from DB node 0*
*2016-08-08 10:16:00: pid 14964: DETAIL:  pool_check_fd call failed with an
error "Interrupted system call"*
2016-08-08 10:16:00: pid 14964: LOG:  child process with pid: 22033 exits
with status 256
2016-08-08 10:16:00: pid 14964: LOG:  fork a new child process with pid:
22140
2016-08-08 10:16:00: pid 14964: LOG:  child process with pid: 22065 exits
with status 256


healthcheck parameters:

health_check_period=1
# Health check period
# Disabled (0) by default
health_check_timeout=20
# Health check timeout
# 0 means no timeout
health_check_user='postgres'
# Health check user
health_check_password='postgres'
# Password for health check user
health_check_database=''
# Database name for health check. If '', tries 'postgres' frist, then
'template1'

health_check_max_retries=2
# Maximum number of times to retry a failed health check before giving up.
health_check_retry_delay=1


please advice..

Thanks,
cohavisi
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