facts.py 文件源码

def get_memory_facts(self):
        # Get free memory. vmstat output looks like:
        #  procs    memory       page                    disks    traps          cpu
        #  r b w    avm     fre  flt  re  pi  po  fr  sr wd0 fd0  int   sys   cs us sy id
        #  0 0 0  47512   28160   51   0   0   0   0   0   1   0  116    89   17  0  1 99
        rc, out, err = self.module.run_command("/usr/bin/vmstat")
        if rc == 0:
            self.facts['memfree_mb'] = int(out.splitlines()[-1].split()[4]) // 1024
            self.facts['memtotal_mb'] = int(self.sysctl['hw.usermem']) // 1024 // 1024

        # Get swapctl info. swapctl output looks like:
        # total: 69268 1K-blocks allocated, 0 used, 69268 available
        # And for older OpenBSD:
        # total: 69268k bytes allocated = 0k used, 69268k available
        rc, out, err = self.module.run_command("/sbin/swapctl -sk")
        if rc == 0:
            swaptrans = maketrans(' ', ' ')
            data = out.split()
            self.facts['swapfree_mb'] = int(data[-2].translate(swaptrans, "kmg")) // 1024
            self.facts['swaptotal_mb'] = int(data[1].translate(swaptrans, "kmg")) // 1024