mirrors/Nim
1
0
Fork 0
mirror of https://github.com/nim-lang/Nim.git synced 2026-01-22 12:30:46 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fix overflow when casting int64 to int in cpuload.nim

Browse Source
This commit is contained in:
vega
2016-12-16 12:12:36 +07:00
parent aedafb9978
commit 52a7ed5d19
1 changed files with 3 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
lib/pure/concurrency/cpuload.nim
View File

@@ -45,12 +45,12 @@ proc advice*(s: var ThreadPoolState): ThreadPoolAdvice =
procKernelDiff = procKernel - s.prevProcKernel
procUserDiff = procUser - s.prevProcUser
sysTotal = int(sysKernelDiff + sysUserDiff)
procTotal = int(procKernelDiff + procUserDiff)
sysTotal = sysKernelDiff + sysUserDiff
procTotal = procKernelDiff + procUserDiff
# total CPU usage < 85% --> create a new worker thread.
# Measurements show that 100% and often even 90% is not reached even
# if all my cores are busy.
if sysTotal == 0 or procTotal / sysTotal < 0.85:
if sysTotal == 0 or procTotal.float / sysTotal.float < 0.85:
result = doCreateThread
s.prevSysKernel = sysKernel
s.prevSysUser = sysUser