JohnG questions

• perl script consumes 100% cpu [closed]
• why is there no poll/select like mechanism for message queue?
• How do I receive data sent by sigqueue() syscall
• diff between IO-APIC-level and PCI-MSI-X [closed]
• How to run a subcommand inside find exec
• new line issue with netcat [closed]
• What unit is used to display Redis CPU usage

JohnG answers