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Log which sysctl variables are changed in RFsim

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This commit is contained in:
Robert Schmidt
2023-09-14 09:26:35 +02:00
parent 21790f9c4f
commit 8db0e44d4c
1 changed files with 4 additions and 0 deletions
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radio/rfsimulator/simulator.c
+4
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@@ -611,24 +611,28 @@ static void customNetForPerf()
char sysctlmem[256]; char sysctlmem[256];
memset(sysctlmem, 0, 256); memset(sysctlmem, 0, 256);
sprintf(sysctlmem, "/sbin/sysctl -n -e -q -w net.core.rmem_default=%d", SYSCTL_MEM_VALUE); sprintf(sysctlmem, "/sbin/sysctl -n -e -q -w net.core.rmem_default=%d", SYSCTL_MEM_VALUE);
LOG_W(HW, "running command \"%s\" to increase RFsim performance\n", sysctlmem);
res = system(sysctlmem); res = system(sysctlmem);
if (res != 0) { if (res != 0) {
LOG_W(HW, "Cannot set net.core.rmem_default to %d\n", SYSCTL_MEM_VALUE); LOG_W(HW, "Cannot set net.core.rmem_default to %d\n", SYSCTL_MEM_VALUE);
} }
memset(sysctlmem, 0, 256); memset(sysctlmem, 0, 256);
sprintf(sysctlmem, "/sbin/sysctl -n -e -q -w net.core.rmem_max=%d", SYSCTL_MEM_VALUE); sprintf(sysctlmem, "/sbin/sysctl -n -e -q -w net.core.rmem_max=%d", SYSCTL_MEM_VALUE);
LOG_W(HW, "running command \"%s\" to increase RFsim performance\n", sysctlmem);
res = system(sysctlmem); res = system(sysctlmem);
if (res != 0) { if (res != 0) {
LOG_W(HW, "Cannot set net.core.rmem_max to %d\n", SYSCTL_MEM_VALUE); LOG_W(HW, "Cannot set net.core.rmem_max to %d\n", SYSCTL_MEM_VALUE);
} }
memset(sysctlmem, 0, 256); memset(sysctlmem, 0, 256);
sprintf(sysctlmem, "/sbin/sysctl -n -e -q -w net.core.wmem_default=%d", SYSCTL_MEM_VALUE); sprintf(sysctlmem, "/sbin/sysctl -n -e -q -w net.core.wmem_default=%d", SYSCTL_MEM_VALUE);
LOG_W(HW, "running command \"%s\" to increase RFsim performance\n", sysctlmem);
res = system(sysctlmem); res = system(sysctlmem);
if (res != 0) { if (res != 0) {
LOG_W(HW, "Cannot set net.core.wmem_default to %d\n", SYSCTL_MEM_VALUE); LOG_W(HW, "Cannot set net.core.wmem_default to %d\n", SYSCTL_MEM_VALUE);
} }
memset(sysctlmem, 0, 256); memset(sysctlmem, 0, 256);
sprintf(sysctlmem, "/sbin/sysctl -n -e -q -w net.core.wmem_max=%d", SYSCTL_MEM_VALUE); sprintf(sysctlmem, "/sbin/sysctl -n -e -q -w net.core.wmem_max=%d", SYSCTL_MEM_VALUE);
LOG_W(HW, "running command \"%s\" to increase RFsim performance\n", sysctlmem);
res = system(sysctlmem); res = system(sysctlmem);
if (res != 0) { if (res != 0) {
LOG_W(HW, "Cannot set net.core.wmem_max to %d\n", SYSCTL_MEM_VALUE); LOG_W(HW, "Cannot set net.core.wmem_max to %d\n", SYSCTL_MEM_VALUE);