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</o:shapelayout></xml><![endif]--></head><body lang=EN-GB link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>Hi all, <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>I’m getting a strange false alert on one of our Xymon systems.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>We got an alert for disk and the webpage output looks like this,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>Fri Nov 25 13:18:56 2016 - Filesystems NOT ok<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>red 99 (0 units free) has reached the PANIC level (524288 units)<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>red GB (18446744073709551615 units free) has reached the PANIC level (524288 units)<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>red N/A (18446744073709551615 units free) has reached the PANIC level (524288 units)<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>Filesystem 1K-blocks Used Avail Capacity Total Size Free Space Type Mount Point<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>B 681565624 605072264 76493360 88% 649.99 GB 72.95 GB FIXED N/A<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>C 52420060 33935280 18484780 64% 49<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>99 GB] 17.63 GB FIXED N/A<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>R 368049116 149745148 218303968 40% 351.00 GB 208.19 GB FIXED N/A<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>S 613409860 511927280 101482580 83% 584.99 GB 96.7<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'> GB F]XED N/A<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>T 157284348 113570648 43713700 72% 150.00 GB 41.69 GB FIXE<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'> N/A<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Notice that some of the lines seem to have spurious line feeds, there is a square bracket that has appeared and we have some letters missing. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>When I clicked on the link for the client data this is what the disk section looks like.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>[disk]<o:p></o:p></p><p class=MsoNormal>Filesystem 1K-blocks Used Avail Capacity Total Size Free Space Type Mount Point<o:p></o:p></p><p class=MsoNormal>B 681565624 605072264 76493360 88% 649.99 GB 72.95 GB FIXED N/A<o:p></o:p></p><p class=MsoNormal>C 52420060 33935280 18484780 64% 49.99 GB 17.63 GB FIXED N/A<o:p></o:p></p><p class=MsoNormal>R 368049116 149745148 218303968 40% 351.00 GB 208.19 GB FIXED N/A<o:p></o:p></p><p class=MsoNormal>S 613409860 511927280 101482580 83% 584.99 GB 96.78 GB FIXED N/A<o:p></o:p></p><p class=MsoNormal>T 157284348 113570648 43713700 72% 150.00 GB 41.69 GB FIXED N/A<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>As you can see, there doesn’t appear to be anything wrong with this. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The only difference that I am aware of with this is that on our system where we are not seeing this, we are running Xymon 4.3.4 on CentOS 5.6 and on the one where we are seeing the issue we are running Xymon 4.3.4 on CentOS 6.3<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Has anyone ever seen this kind of behaviour?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Thanks, Neil.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>