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minor improvement

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This commit is contained in:
Sergei Trifonov 2022-05-31 13:50:09 +02:00
parent 7e95bf31b2
commit 026e073b0b
1 changed files with 15 additions and 10 deletions
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25
programs/server/Server.cpp
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@ -546,8 +546,9 @@ static void sanityChecks(Server & server)
#if defined(OS_LINUX)
try
{
if (readString("/sys/devices/system/clocksource/clocksource0/current_clocksource").find("tsc") == std::string::npos)
server.context()->addWarningMessage("Linux is not using a fast TSC clock source. Performance can be degraded. Check /sys/devices/system/clocksource/clocksource0/current_clocksource");
const char * filename = "/sys/devices/system/clocksource/clocksource0/current_clocksource";
if (readString(filename).find("tsc") == std::string::npos)
server.context()->addWarningMessage("Linux is not using a fast TSC clock source. Performance can be degraded. Check " + String(filename));
}
catch (...)
{
@ -555,8 +556,9 @@ static void sanityChecks(Server & server)
try
{
if (readNumber("/proc/sys/vm/overcommit_memory") == 2)
server.context()->addWarningMessage("Linux memory overcommit is disabled. Check /proc/sys/vm/overcommit_memory");
const char * filename = "/proc/sys/vm/overcommit_memory";
if (readNumber(filename) == 2)
server.context()->addWarningMessage("Linux memory overcommit is disabled. Check " + String(filename));
}
catch (...)
{
@ -564,8 +566,9 @@ static void sanityChecks(Server & server)
try
{
if (readString("/sys/kernel/mm/transparent_hugepage/enabled").find("[always]") != std::string::npos)
server.context()->addWarningMessage("Linux transparent hugepages are set to \"always\". Check /sys/kernel/mm/transparent_hugepage/enabled");
const char * filename = "/sys/kernel/mm/transparent_hugepage/enabled";
if (readString(filename).find("[always]") != std::string::npos)
server.context()->addWarningMessage("Linux transparent hugepages are set to \"always\". Check " + String(filename));
}
catch (...)
{
@ -573,8 +576,9 @@ static void sanityChecks(Server & server)
try
{
if (readNumber("/proc/sys/kernel/pid_max") < 30000)
server.context()->addWarningMessage("Linux max PID is too low. Check /proc/sys/kernel/pid_max");
const char * filename = "/proc/sys/kernel/pid_max";
if (readNumber(filename) < 30000)
server.context()->addWarningMessage("Linux max PID is too low. Check " + String(filename));
}
catch (...)
{
@ -582,8 +586,9 @@ static void sanityChecks(Server & server)
try
{
if (readNumber("/proc/sys/kernel/threads-max") < 30000)
server.context()->addWarningMessage("Linux threads max count is too low. Check /proc/sys/kernel/threads-max");
const char * filename = "/proc/sys/kernel/threads-max";
if (readNumber(filename) < 30000)
server.context()->addWarningMessage("Linux threads max count is too low. Check " + String(filename));
}
catch (...)
{