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tweak default memory increment for fine grained alerting

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/ec/trunk@38761 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
rfm 2015-07-07 15:11:34 +00:00
parent 47d3e23818
commit 6cc3d6accf
2 changed files with 29 additions and 15 deletions
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2
EcProcess.h
View file

@ -100,7 +100,7 @@
is specified) then memory is monitored for ten minutes and
the threshold is set at the peak during that period plus a
margin to allow further memory growth before warning.<br />
The margin is at least 20KB on a test system, 5000KB on
The margin is at least 50KB on a test system, 5000KB on
a non-test system.
</desc>
<term>EcMemoryIncrement</term>

42
EcProcess.m
View file

@ -519,13 +519,16 @@ ecHostName()
static uint64_t memMaximum = 0;
static uint64_t memAllowed = 0;
static uint64_t memAvge = 0;
static uint64_t memLast = 0;
static uint64_t memPeak = 0;
static uint64_t memWarn = 0;
static uint64_t memSlot = 0;
static uint64_t memRoll[10];
static uint64_t memAvge = 0; // current period average
static uint64_t memStrt = 0; // usage at first check
static uint64_t memLast = 0; // usage at last check
static uint64_t memPrev = 0; // usage at previous warning
static uint64_t memPeak = 0; // peak usage
static uint64_t memWarn = 0; // next warning point
static uint64_t memSlot = 0; // minute counter
static uint64_t memRoll[10]; // last N values
#define MEMCOUNT (sizeof(memRoll)/sizeof(*memRoll))
static NSDate *memTime = nil; // Time of last alert
#ifndef __MINGW__
static int reservedPipe[2] = { 0, 0 };
@ -2308,6 +2311,8 @@ NSLog(@"Ignored attempt to set timer interval to %g ... using 10.0", interval);
{
memRoll[i] = memLast;
}
memPrev = memStrt = memLast;
ASSIGN(memTime, [NSDate date]);
}
memRoll[memSlot % MEMCOUNT] = memLast;
memSlot++;
@ -2373,17 +2378,16 @@ NSLog(@"Ignored attempt to set timer interval to %g ... using 10.0", interval);
if (YES == memDebug)
{
/* We want detailed memory information, so we set the next
* alerting threshold from 20 to 40 KB above the current
* peak usage.
* alerting threshold 50 KB above the current peak usage.
*/
inc = 20;
inc = 50;
pct = 0;
}
else
{
/* We do not want detailed memory information,
* so we set the next alerting threshold from
* 5 to 10 MB above the current peak usage,
* 5000 KB above the current peak usage,
* ensuring that only serious increases
* in usage will generate an alert.
*/
@ -2410,8 +2414,16 @@ NSLog(@"Ignored attempt to set timer interval to %g ... using 10.0", interval);
*/
if (memSlot >= MEMCOUNT)
{
[self cmdError: @"Average memory usage grown to %"PRIu64"KB",
memAvge/1024];
uint64_t prev;
NSDate *when;
prev = memPrev;
when = AUTORELEASE(memTime);
memPrev = memAvge;
memTime = [NSDate new];
[self cmdError: @"Average memory usage grown from %"
PRIu64"KB to %"PRIu64"KB since %@",
prev/1024, memAvge/1024, when];
}
}
@ -3406,8 +3418,10 @@ NSLog(@"Ignored attempt to set timer interval to %g ... using 10.0", interval);
@" %"PRIu64"KB (peak)\n",
memLast/1024, memPeak/1024];
[self cmdPrintf: @" %"PRIu64"KB (average),"
@" %"PRIu64"KB (exempt)\n",
memAvge/1024, [self ecNotLeaked]/1024];
@" %"PRIu64"KB (start)\n",
memAvge/1024, memStrt/1024];
[self cmdPrintf: @" %"PRIu64"KB (exempt)\n",
[self ecNotLeaked]/1024];
[self cmdPrintf:
@"Memory error reporting after average usage: %"PRIu64"KB\n",
memWarn/1024];