Path: csiph.com!xmission!news.snarked.org!news.linkpendium.com!news.linkpendium.com!panix!usenet.stanford.edu!not-for-mail From: Chet Ramey Newsgroups: gnu.bash.bug Subject: Re: Difference between EPOCHREALTIME and EPOCHSECONDS Date: Tue, 14 Apr 2020 15:50:36 -0400 Organization: ITS, Case Western Reserve University Lines: 24 Approved: bug-bash@gnu.org Message-ID: References: <4ffdb354-3a55-e588-0d53-b170b6c0ca4f@case.edu> <20200414194334.b18fba820739b99e92c863be@schrader-schulte.de> Reply-To: chet.ramey@case.edu NNTP-Posting-Host: lists.gnu.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Trace: usenet.stanford.edu 1586893853 5306 209.51.188.17 (14 Apr 2020 19:50:53 GMT) X-Complaints-To: action@cs.stanford.edu Cc: chet.ramey@case.edu To: Martin Schulte , bug-bash@gnu.org Envelope-to: bug-bash@gnu.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=case.edu; s=smtp-primary; t=1586893849; bh=taIaNYCovSimnMKsLOur76XQr4WcQurh9q/bLukfMYg=; 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Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 In-Reply-To: <20200414194334.b18fba820739b99e92c863be@schrader-schulte.de> Content-Language: en-US X-Mirapoint-IP-Reputation: reputation=Good-1, source=Queried, refid=tid=0001.0A020303.5E960FD8.007D, actions=tag X-Mirapoint-IP-Reputation: reputation=good-1, source=Fixed, refid=n/a, actions=tag X-Junkmail-Status: score=7/80, host=mpv2-2015.case.edu X-Junkmail-PrAS-Raw: score=7/80, refid=2.7.2:2020.4.14.190317:17:7.944, ip=, rules=__YOUTUBE_RCVD, DKIM_SIGNATURE, __X_GOOGLE_DKIM_SIGNATURE, __HAS_REPLYTO, __HAS_CC_HDR, __SUBJ_REPLY, __BOUNCE_CHALLENGE_SUBJ, __BOUNCE_NDR_SUBJ_EXEMPT, __TO_MALFORMED_2, __MULTIPLE_RCPTS_TO_X2, __TO_NAME, __TO_NAME_DIFF_FROM_ACC, __HAS_REFERENCES, __REFERENCES, __HAS_FROM, FROM_EDU_TLD, __HAS_MSGID, __SANE_MSGID, DATE_TZ_NA, __USER_AGENT, __MOZILLA_USER_AGENT, __MIME_VERSION, __IN_REP_TO, __CT, __CT_TEXT_PLAIN, __CTE, __REPLYTO_SAMEAS_FROM_ADDY, __REPLYTO_SAMEAS_FROM_ACC, __FROM_DOMAIN_IN_ANY_CC1, __FROM_DOMAIN_IN_ANY_CC2, __REPLYTO_SAMEAS_FROM_DOMAIN, __DKIM_ALIGNS_1, __DKIM_ALIGNS_2, __ANY_URI, __URI_MAILTO, __URI_WITH_PATH, __URI_ENDS_IN_SLASH, __URI_NO_WWW, __CP_URI_IN_BODY, __FRAUD_MONEY_CURRENCY_DOLLAR, __SUBJ_ALPHA_NEGATE, __URI_IN_BODY, __URI_NOT_IMG, __MAIL_CHAIN, __FORWARDED_MSG, __BODY_NO_MAILTO, __NO_HTML_TAG_RAW, BODY_SIZE_700_799, [TRUNCATED], so=2010-03-03 19:42:08, dmn=2016-08-03-0138 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x-2.6.x [generic] [fuzzy] X-Received-From: 129.22.103.227 X-BeenThere: bug-bash@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Bug reports for the GNU Bourne Again SHell List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Mailman-Original-Message-ID: X-Mailman-Original-References: <4ffdb354-3a55-e588-0d53-b170b6c0ca4f@case.edu> <20200414194334.b18fba820739b99e92c863be@schrader-schulte.de> Xref: csiph.com gnu.bash.bug:16134 On 4/14/20 1:43 PM, Martin Schulte wrote: > Hello Chet, hello Felix, hello all! > >>> Bash Version: 5.0 >>> Patch Level: 16 >>> Release Status: release >>> >>> Description: >>> Integer part of $EPOCHREALTIME could increase more than 8000 >>> microseconds before $EPOCHSECONDS >> >> It's the difference between time() and gettimeofday(). EPOCHSECONDS is the analog of SECONDS, with the difference being the starting point. EPOCHREALTIME is supposed to be the thing you use if you want additional precision than seconds granularity. -- ``The lyf so short, the craft so long to lerne.'' - Chaucer ``Ars longa, vita brevis'' - Hippocrates Chet Ramey, UTech, CWRU chet@case.edu http://tiswww.cwru.edu/~chet/