Edit: /proc/73/net/netstat (0B)
TcpExt: SyncookiesSent SyncookiesRecv SyncookiesFailed EmbryonicRsts PruneCalled RcvPruned OfoPruned OutOfWindowIcmps LockDroppedIcmps ArpFilter TW TWRecycled TWKilled PAWSActive PAWSEstab DelayedACKs DelayedACKLocked DelayedACKLost ListenOverflows ListenDrops TCPHPHits TCPPureAcks TCPHPAcks TCPRenoRecovery TCPSackRecovery TCPSACKReneging TCPSACKReorder TCPRenoReorder TCPTSReorder TCPFullUndo TCPPartialUndo TCPDSACKUndo TCPLossUndo TCPLostRetransmit TCPRenoFailures TCPSackFailures TCPLossFailures TCPFastRetrans TCPSlowStartRetrans TCPTimeouts TCPLossProbes TCPLossProbeRecovery TCPRenoRecoveryFail TCPSackRecoveryFail TCPRcvCollapsed TCPBacklogCoalesce TCPDSACKOldSent TCPDSACKOfoSent TCPDSACKRecv TCPDSACKOfoRecv TCPAbortOnData TCPAbortOnClose TCPAbortOnMemory TCPAbortOnTimeout TCPAbortOnLinger TCPAbortFailed TCPMemoryPressures TCPMemoryPressuresChrono TCPSACKDiscard TCPDSACKIgnoredOld TCPDSACKIgnoredNoUndo TCPSpuriousRTOs TCPMD5NotFound TCPMD5Unexpected TCPMD5Failure TCPSackShifted TCPSackMerged TCPSackShiftFallback TCPBacklogDrop PFMemallocDrop TCPMinTTLDrop TCPDeferAcceptDrop IPReversePathFilter TCPTimeWaitOverflow TCPReqQFullDoCookies TCPReqQFullDrop TCPRetransFail TCPRcvCoalesce TCPOFOQueue TCPOFODrop TCPOFOMerge TCPChallengeACK TCPSYNChallenge TCPFastOpenActive TCPFastOpenActiveFail TCPFastOpenPassive TCPFastOpenPassiveFail TCPFastOpenListenOverflow TCPFastOpenCookieReqd TCPFastOpenBlackhole TCPSpuriousRtxHostQueues BusyPollRxPackets TCPAutoCorking TCPFromZeroWindowAdv TCPToZeroWindowAdv TCPWantZeroWindowAdv TCPSynRetrans TCPOrigDataSent TCPHystartTrainDetect TCPHystartTrainCwnd TCPHystartDelayDetect TCPHystartDelayCwnd TCPACKSkippedSynRecv TCPACKSkippedPAWS TCPACKSkippedSeq TCPACKSkippedFinWait2 TCPACKSkippedTimeWait TCPACKSkippedChallenge TCPWinProbe TCPKeepAlive TCPMTUPFail TCPMTUPSuccess TCPDelivered TCPDeliveredCE TCPAckCompressed TCPZeroWindowDrop TCPRcvQDrop TCPWqueueTooBig TCPFastOpenPassiveAltKey TcpTimeoutRehash TcpDuplicateDataRehash TCPDSACKRecvSegs TCPDSACKIgnoredDubious TCPMigrateReqSuccess TCPMigrateReqFailure
TcpExt: 42795 874 235 66765 36 0 0 221 0 0 1891263 404 0 0 11919 32622302 4220 199151 21422 22220 161906401 24416272 202531344 17 68315 142 262435 2815 3232 594 2297 15432 8741 203979 127 4824 9080 234324 131940 3397115 262627 17389 4 13697 2 31087 195631 398 123856 525 10566 454272 0 21231 0 0 0 0 984 1340 70135 7409 0 5 0 53497 161732 524452 0 0 0 4521841 0 0 42795 0 0 7665959 132050 0 504 39142 1246 0 0 0 0 0 7199 0 3307 0 1012033 2068 2068 3157 2088383 319641796 2480 253487 5976 478442 43285 4769 3235 7 939 15116 1699 1450739 0 0 315929663 1772 3964 0 0 0 0 331459 23493 126191 1196 0 0
IpExt: InNoRoutes InTruncatedPkts InMcastPkts OutMcastPkts InBcastPkts OutBcastPkts InOctets OutOctets InMcastOctets OutMcastOctets InBcastOctets OutBcastOctets InCsumErrors InNoECTPkts InECT1Pkts InECT0Pkts InCEPkts ReasmOverlaps
IpExt: 0 0 0 5 0 0 53747170993 200448374717 0 200 0 0 0 349439409 3977 386330 497 0
MPTcpExt: MPCapableSYNRX MPCapableSYNTX MPCapableSYNACKRX MPCapableACKRX MPCapableFallbackACK MPCapableFallbackSYNACK MPCapableEndpAttempt MPFallbackTokenInit MPTCPRetrans MPJoinNoTokenFound MPJoinSynRx MPJoinSynBackupRx MPJoinSynAckRx MPJoinSynAckBackupRx MPJoinSynAckHMacFailure MPJoinAckRx MPJoinAckHMacFailure DSSNotMatching DSSCorruptionFallback DSSCorruptionReset InfiniteMapRx DSSNoMatchTCP DataCsumErr OFOQueueTail OFOQueue OFOMerge NoDSSInWindow DuplicateData AddAddr EchoAdd PortAdd AddAddrDrop MPJoinPortSynRx MPJoinPortSynAckRx MPJoinPortAckRx MismatchPortSynRx MismatchPortAckRx RmAddr RmAddrDrop RmSubflow MPPrioTx MPPrioRx MPFailTx MPFailRx RcvPruned SubflowStale SubflowRecover
MPTcpExt: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0