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Operating Systems Solaris problem in finding a hardware problem Post 302232863 by avronius on Friday 5th of September 2008 10:39:50 AM
Old 09-05-2008
When I run into a hardware problem that I've not experienced before, I generally run SUN vts, then Explorer, then check sunsolve and google. If the host is still under a service contract, I call SUN.

Install VTS - see what it says. Be prepared to let it run (impact system performance - so don't serve anything during testing) for a few hours. Don't be surprised if it doesn't find a problem - this can run for a couple of days before it hits on anything.

If you have the ability to monitor the power that is coming into the host - something that shows spikes (+/-) in power - that's a likely cause of this sort of error.

Then, on a separate host:

- start a terminal session.
- type: script /somewhere/date.problem_hostname.capture
- telnet into the console on the problem host

Ideally, you'll write a small shell script to run prtdiag -v and dmesg every 3 minutes or so. If you have utilities that you like, include them in the script. The next time that the server crashes, let it complete it's power cycle and then see if any new and interesting errors arise. Compare your prtdiag outputs over the course of the hours prior to the crash. See if there are drastic changes in temperature, etc.

Good luck!
 

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ICONV_MIME_DECODE_HEADERS(3)						 1					      ICONV_MIME_DECODE_HEADERS(3)

iconv_mime_decode_headers - Decodes multiple MIMEheader fields at once

SYNOPSIS
array iconv_mime_decode_headers (string $encoded_headers, [int $mode], [string $charset = ini_get("iconv.internal_encoding")]) DESCRIPTION
Decodes multiple MIME header fields at once. PARAMETERS
o $encoded_headers - The encoded headers, as a string. o $mode -$mode determines the behaviour in the event iconv_mime_decode_headers(3) encounters a malformed MIME header field. You can spec- ify any combination of the following bitmasks. Bitmasks acceptable to iconv_mime_decode_headers(3) +------+--------------------------------------+---+ |Value | | | | | | | | | Constant | | | | | | | | Description | | | | | | +------+--------------------------------------+---+ | 1 | | | | | | | | | ICONV_MIME_DECODE_STRICT | | | | | | | | If set, the given header is decoded | | | | in full conformance with the stan- | | | | dards defined in RFC2047. This | | | | option is disabled by default | | | | because there are a lot of broken | | | | mail user agents that don't follow | | | | the specification and don't produce | | | | correct MIME headers. | | | | | | | 2 | | | | | | | | | ICONV_MIME_DECODE_CONTINUE_ON_ERROR | | | | | | | | If set, iconv_mime_decode_head- | | | | ers(3) attempts to ignore any gram- | | | | matical errors and continue to | | | | process a given header. | | | | | | +------+--------------------------------------+---+ o $charset - The optional $charset parameter specifies the character set to represent the result by. If omitted, iconv.internal_encoding will be used. RETURN VALUES
Returns an associative array that holds a whole set of MIME header fields specified by $encoded_headers on success, or FALSE if an error occurs during the decoding. Each key of the return value represents an individual field name and the corresponding element represents a field value. If more than one field of the same name are present, iconv_mime_decode_headers(3) automatically incorporates them into a numerically indexed array in the order of occurrence. EXAMPLES
Example #1 iconv_mime_decode_headers(3) example <?php $headers_string = <<<EOF Subject: =?UTF-8?B?UHLDvGZ1bmcgUHLDvGZ1bmc=?= To: example@example.com Date: Thu, 1 Jan 1970 00:00:00 +0000 Message-Id: <example@example.com> Received: from localhost (localhost [127.0.0.1]) by localhost with SMTP id example for <example@example.com>; Thu, 1 Jan 1970 00:00:00 +0000 (UTC) (envelope-from example-return-0000-example=example.com@example.com) Received: (qmail 0 invoked by uid 65534); 1 Thu 2003 00:00:00 +0000 EOF; $headers = iconv_mime_decode_headers($headers_string, 0, "ISO-8859-1"); print_r($headers); ?> The above example will output: Array ( [Subject] => Prufung Prufung [To] => example@example.com [Date] => Thu, 1 Jan 1970 00:00:00 +0000 [Message-Id] => <example@example.com> [Received] => Array ( [0] => from localhost (localhost [127.0.0.1]) by localhost with SMTP id example for <example@example.com>; Thu, 1 Jan 1970 00:00:00 +0000 (UTC) (envelope-from example-return-0000-example=example.com@example.com) [1] => (qmail 0 invoked by uid 65534); 1 Thu 2003 00:00:00 +0000 ) ) SEE ALSO
iconv_mime_decode(3), mb_decode_mimeheader(3), imap_mime_header_decode(3), imap_base64(3), imap_qprint(3). PHP Documentation Group ICONV_MIME_DECODE_HEADERS(3)
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