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| author | Jonathan McCrohan <jmccrohan@gmail.com> | 2012-04-03 23:38:33 +0100 |
|---|---|---|
| committer | Jonathan McCrohan <jmccrohan@gmail.com> | 2012-04-03 23:38:33 +0100 |
| commit | 39c058cb9a21d8c093fb14a4f4a013195a0eaf88 (patch) | |
| tree | ef755381f59c68d2cc00d4748a45dba25190818c /src | |
| parent | dd425c8ef8952d3a8553029dbbc7d89abd0908df (diff) | |
| download | verteco-39c058cb9a21d8c093fb14a4f4a013195a0eaf88.tar.gz | |
modbuslog: increase backoff time
Diffstat (limited to 'src')
| -rw-r--r-- | src/modbuslog.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/modbuslog.c b/src/modbuslog.c index d967e4a..cb509ea 100644 --- a/src/modbuslog.c +++ b/src/modbuslog.c @@ -268,10 +268,12 @@ int main(int argc, char *argv[]) { if (rc == -1) { syslog(LOG_ERR, "libmodbus error: [%s]", modbus_strerror(errno)); - sleep(1); + // back off for 2 secs, increasing by 2 for each + // incorrect reply + sleep(2+retry*2); } retry++; - } while ((rc == -1) && (retry < (modbus_retry + 1))); + } while ((rc == -1) && (retry <= modbus_retry)); if (rc == -1){ // retried, but still no luck |