On 6/13/06, <b class="gmail_sendername">Ton Voon</b> <<a href="mailto:tonvoon@mac.com">tonvoon@mac.com</a>> wrote:<div><span class="gmail_quote"></span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<div><div style="">I'm keen on getting check_swap working well on Solaris, but it's hard getting a decent system to develop on.</div></div></blockquote><div><br>If you need anything testing we have a few solaris boxes i can run some tests on for you.
<br> </div><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><div><div style=""><div>Which version of the plugins are you using? I think you are using a
pre-1.4 version as we no longer use the swap -s routine.</div></div></div></blockquote><div><br>Im fairly sure its later than 1.4, although cant be 100% sure.<br></div><br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<div><div style=""><div>Please try the snapshot at <a href="http://nagiosplug.sourceforge.net/snapshot" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">http://nagiosplug.sourceforge.net/snapshot</a>
.</div></div></div></blockquote><div><br><br>Ill give this a whirl and let you know how it goes.<br><br>Cheers<br><br>Ben<br> <br></div><br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<div><div style=""><div>Ton</div><div><br><div></div><div><span class="e" id="q_10bccc938e2066da_1"><div>On 13 Jun 2006, at 10:34, Ben O'Hara wrote:</div><br></span></div><div><blockquote type="cite"></blockquote></div><div>
<span class="e" id="q_10bccc938e2066da_3">On 6/13/06, <b class="gmail_sendername">Thomas Sluyter</b> <<a href="mailto:tsluyter@kilala.nl" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">tsluyter@kilala.nl
</a>> wrote:<div><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"> On 13 Jun, 2006, at 10:27, Ben O'Hara wrote:<br><br>> db5# swap -l<br>
> swapfile dev swaplo blocks free<br>> /dev/md/dsk/d20 85,20 16 2097392 0<br>><br>> db5# swap -s<br>> total: 3431360k bytes allocated + 34488k reserved = 3465848k used, <br>> 820608k available
<br><br> From the man-page of "swap":<br>> The blocks column from swap -l reports:<br>> The swaplen value for the area in 512-byte blocks.<br><br>Also from that man-page:<br> > The allocated column from swap -s reports:
<br>> The total amount of swap space in bytes currently allocated<br>> for use as backing store.<br><br>So there's a discrepancy right there.<br><br>How could your swap partition be 2.097.392 * 512 (about 1G) in size,
<br>when you have a total of over 3.4G in use? Swap -l does indeed report<br>that there are zero blocks free... Odd.<br><br>Could it be that you defined a non-default block size when creating <br>the swap space? Something like ~2048 per block? Could be that "swap -
<br>l" doesn't actually report the size in 512 blocks, but in the -real-<br>size blocks. If check_swap was relying on swap -l , then the<br> calculation would be off as well... Seems like this might be a bit of<br>a bug in Solaris' "swap -l" command?
<br><br>Anywho, looking at my own systems the combination of "df -k" and<br>"swap -s" seems to be the more reliable way of telling the real swap <br>usage.<br><br>So instead of the output of "metastat" I'm more curious about the
<br>output of "df -k". This should show the size for your swap device in<br>kB (look for /var/run)...<br><br>Now, if "df -k" supports your claim that swap space is 4G in size I'd <br>wager that check_swap was using the "swap -l" approach, while it
<br>could be making better use of the "swap -s" way.</blockquote><div><br><br>Hi Thomas, thanks for the detailed reply.<br><br>df -k is showing <br><br>Filesystem kbytes used avail capacity Mounted on
<br>swap 810152 24 810128 1% /var/run<br><br>Which seems to suggest swap is only 800MB with 1% used?<br><br>The source for check_swap has the following <br><br># ifdef sun<br> if (!allswaps) {
<br> asprintf(&swap_command, "%s", "/usr/sbin/swap -s");<br> asprintf(&swap_format, "%s", "%*s %*dk %*s %*s + %*dk %*s = %dk <br>%*s %dk %*s");
<br> conv_factor = 2048;<br> }<br># endif<br><br><br>Which to me suggests that its using swap -s for its calculations?<br><br><br></div><br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
There's more buginess in check_swap anyway... See below:<br>> JST $ ./check_swap -w 85% -c 95%<br>> Warning percentage should be more than critical percentage<br>> Usage:<br>> check_swap [-a] -w <used_percentage>% -c <used_percentage>%
<br>> check_swap [-a] -w <bytes_free> -c <bytes_free><br>> check_swap (-h | --help) for detailed help<br>> check_swap (-V | --version) for version information<br>><br>> JST $ ./check_swap -w 15% -c 5%
<br>> SWAP OK: 98% free (1360 MB out of 1391 MB) |swap=1360MB;208;69;0;1391<br>Meaning that the author got "used_percentage" mixed up with<br>"free_percentage"</blockquote><div><br><br>Hmm, maybe worth not using check_swap then!
<br><br>Cheers<br><br>Ben <br></div><br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">Cheers!<br><br><br>Thomas<br><br><br>_______________________________________________________
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