From d798f5b66f4ae699f352b6c40abd07495eff8f94 Mon Sep 17 00:00:00 2001 From: Rainer Gerhards Date: Tue, 23 Jun 2009 11:22:07 +0200 Subject: some more optimizations - done malloc() instead of calloc() for msg_t, as we have large space which needs not be initialized - shrunk syslogTime structure in the hope to get better cache and write performance (non-aligned data should not hurt much here) --- runtime/syslogd-types.h | 30 ++++++++++++++++-------------- 1 file changed, 16 insertions(+), 14 deletions(-) (limited to 'runtime/syslogd-types.h') diff --git a/runtime/syslogd-types.h b/runtime/syslogd-types.h index be0dfdd8..83b38f28 100644 --- a/runtime/syslogd-types.h +++ b/runtime/syslogd-types.h @@ -78,23 +78,25 @@ typedef enum _EHostnameCmpMode EHostnameCmpMode; /* rgerhards 2004-11-11: the following structure represents * a time as it is used in syslog. + * rgerhards, 2009-06-23: packed structure for better cache performance + * (but left ultimate decision about packing to compiler) */ struct syslogTime { - int timeType; /* 0 - unitinialized , 1 - RFC 3164, 2 - syslog-protocol */ - int year; - int month; - int day; - int hour; /* 24 hour clock */ - int minute; - int second; - int secfrac; /* fractional seconds (must be 32 bit!) */ - int secfracPrecision; + intTiny timeType; /* 0 - unitinialized , 1 - RFC 3164, 2 - syslog-protocol */ + intTiny month; + intTiny day; + intTiny hour; /* 24 hour clock */ + intTiny minute; + intTiny second; + intTiny secfracPrecision; + intTiny OffsetMinute; /* UTC offset in minutes */ + intTiny OffsetHour; /* UTC offset in hours + * full UTC offset minutes = OffsetHours*60 + OffsetMinute. Then use + * OffsetMode to know the direction. + */ char OffsetMode; /* UTC offset + or - */ - char OffsetHour; /* UTC offset in hours */ - int OffsetMinute; /* UTC offset in minutes */ - /* full UTC offset minutes = OffsetHours*60 + OffsetMinute. Then use - * OffsetMode to know the direction. - */ + short year; + int secfrac; /* fractional seconds (must be 32 bit!) */ }; typedef struct syslogTime syslogTime_t; -- cgit v1.2.3