wanderer/fastnetmon-ng
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We should use number of threads equal to number ot NIC rings

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This commit is contained in:
Pavel Odintsov 2015-03-10 17:29:53 +03:00
parent 4e9d708fa6
commit 8c089ecc0b
1 changed files with 7 additions and 1 deletions
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8
netmap_plugin/netmap_collector.cpp
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@ -134,6 +134,12 @@ void receiver(void) {
logger.info("Mapped %dKB memory at %p", netmap_descriptor->req.nr_memsize>>10, netmap_descriptor->mem); logger.info("Mapped %dKB memory at %p", netmap_descriptor->req.nr_memsize>>10, netmap_descriptor->mem);
logger.info("We have %d tx and %d rx rings", netmap_descriptor->req.nr_tx_rings, netmap_descriptor->req.nr_rx_rings); logger.info("We have %d tx and %d rx rings", netmap_descriptor->req.nr_tx_rings, netmap_descriptor->req.nr_rx_rings);
if (num_cpus > netmap_descriptor->req.nr_rx_rings) {
num_cpus = netmap_descriptor->req.nr_rx_rings;
logger.info("We have number of CPUs bigger than number of NIC RX queues. Set number of CPU's to number of threads");
}
/* /*
protocol stack and may cause a reset of the card, protocol stack and may cause a reset of the card,
which in turn may take some time for the PHY to which in turn may take some time for the PHY to
@ -165,7 +171,7 @@ void receiver(void) {
struct nm_desc* new_nmd = nm_open(interface.c_str(), NULL, nmd_flags | NM_OPEN_IFNAME | NM_OPEN_NO_MMAP, &nmd); struct nm_desc* new_nmd = nm_open(interface.c_str(), NULL, nmd_flags | NM_OPEN_IFNAME | NM_OPEN_NO_MMAP, &nmd);
if (new_nmd == NULL) { if (new_nmd == NULL) {
logger.error("Can't open netmap descriptor for netmap"); logger.error("Can't open netmap descriptor for netmap per nardware queue thread");
exit(1); exit(1);
} }