jhorneman

# web_page_logger.py

import logging

class WebPageHandler(logging.Handler):
    def __init__(self):
        logging.Handler.__init__(self)
        self.messages = []

    def emit(self, record):

tonyc

Using strace and lsof to debug blocked processes

You can use strace on a specific pid to figure out what a specific process is doing, e.g.:

strace -fp <pid>

You might see something like:

select(9, [3 5 8], [], [], {0, 999999}) = 0 (Timeout)