bgpd: backpressure - fix evpn route sync to zebra #16234
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ton31337
reviewed
Jun 18, 2024
In scaled EVPN + ipv4/ipv6 uni route sync to zebra, some of the ipv4/ipv6 routes skipped reinstallation due to incorrect local variable's stale value. Once the local variable value reset in each loop iteration all skipped routes synced to zebra properly. Ticket: #3948828 Signed-off-by: Rajasekar Raja <[email protected]> Signed-off-by: Chirag Shah <[email protected]>
ton31337
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Jun 19, 2024
lguohan
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Aug 6, 2024
…rns (#19717) Added the below patches which are part of BGP Zebra back pressure feature required to keep the memory usage in check during route churns How I did it New patches that were added: Patch FRR Pull request 0030-zebra-backpressure-Zebra-push-back-on-Buffer-Stream-.patch FRRouting/frr#15411 0031-bgpd-backpressure-Add-a-typesafe-list-for-Zebra-Anno.patch FRRouting/frr#15524 0032-bgpd-fix-flushing-ipv6-flowspec-entries-when-peering.patch FRRouting/frr#15326 0033-bgpd-backpressure-cleanup-bgp_zebra_XX-func-args.patch FRRouting/frr#15524 0034-gpd-backpressure-Handle-BGP-Zebra-Install-evt-Creat.patch FRRouting/frr#15524 0035-bgpd-backpressure-Handle-BGP-Zebra-EPVN-Install-evt-.patch FRRouting/frr#15624 0036-zebra-backpressure-Fix-Null-ptr-access-Coverity-Issu.patch FRRouting/frr#15728 0037-bgpd-Increase-install-uninstall-speed-of-evpn-vpn-vn.patch FRRouting/frr#15727 0038-zebra-Actually-display-I-O-buffer-sizes.patch FRRouting/frr#15708 0039-zebra-Actually-display-I-O-buffer-sizes-part-2.patch FRRouting/frr#15769 0040-bgpd-backpressure-Fix-to-withdraw-evpn-type-5-routes.patch FRRouting/frr#16034 0041-bgpd-backpressure-Fix-to-avoid-CPU-hog.patch FRRouting/frr#16035 0042-zebra-Use-built-in-data-structure-counter.patch FRRouting/frr#16221 0043-zebra-Use-the-ctx-queue-counters.patch FRRouting/frr#16220 0044-zebra-Modify-dplane-loop-to-allow-backpressure-to-fi.patch FRRouting/frr#16220 0045-zebra-Limit-queue-depth-in-dplane_fpm_nl.patch FRRouting/frr#16220 0046-zebra-Modify-show-zebra-dplane-providers-to-give-mor.patch FRRouting/frr#16220 0047-bgpd-backpressure-fix-evpn-route-sync-to-zebra.patch FRRouting/frr#16234 0048-bgpd-backpressure-fix-to-properly-remove-dest-for-bg.patch FRRouting/frr#16368 0049-bgpd-backpressure-Improve-debuggability.patch FRRouting/frr#16368 0050-bgpd-backpressure-Avoid-use-after-free.patch FRRouting/frr#16437 0051-bgpd-backpressure-fix-ret-value-evpn_route_select_in.patch FRRouting/frr#16416 0052-bgpd-backpressure-log-error-for-evpn-when-route-inst.patch FRRouting/frr#16416
matiAlfaro
pushed a commit
to Marvell-switching/sonic-buildimage
that referenced
this pull request
Aug 6, 2024
…rns (sonic-net#19717) Added the below patches which are part of BGP Zebra back pressure feature required to keep the memory usage in check during route churns How I did it New patches that were added: Patch FRR Pull request 0030-zebra-backpressure-Zebra-push-back-on-Buffer-Stream-.patch FRRouting/frr#15411 0031-bgpd-backpressure-Add-a-typesafe-list-for-Zebra-Anno.patch FRRouting/frr#15524 0032-bgpd-fix-flushing-ipv6-flowspec-entries-when-peering.patch FRRouting/frr#15326 0033-bgpd-backpressure-cleanup-bgp_zebra_XX-func-args.patch FRRouting/frr#15524 0034-gpd-backpressure-Handle-BGP-Zebra-Install-evt-Creat.patch FRRouting/frr#15524 0035-bgpd-backpressure-Handle-BGP-Zebra-EPVN-Install-evt-.patch FRRouting/frr#15624 0036-zebra-backpressure-Fix-Null-ptr-access-Coverity-Issu.patch FRRouting/frr#15728 0037-bgpd-Increase-install-uninstall-speed-of-evpn-vpn-vn.patch FRRouting/frr#15727 0038-zebra-Actually-display-I-O-buffer-sizes.patch FRRouting/frr#15708 0039-zebra-Actually-display-I-O-buffer-sizes-part-2.patch FRRouting/frr#15769 0040-bgpd-backpressure-Fix-to-withdraw-evpn-type-5-routes.patch FRRouting/frr#16034 0041-bgpd-backpressure-Fix-to-avoid-CPU-hog.patch FRRouting/frr#16035 0042-zebra-Use-built-in-data-structure-counter.patch FRRouting/frr#16221 0043-zebra-Use-the-ctx-queue-counters.patch FRRouting/frr#16220 0044-zebra-Modify-dplane-loop-to-allow-backpressure-to-fi.patch FRRouting/frr#16220 0045-zebra-Limit-queue-depth-in-dplane_fpm_nl.patch FRRouting/frr#16220 0046-zebra-Modify-show-zebra-dplane-providers-to-give-mor.patch FRRouting/frr#16220 0047-bgpd-backpressure-fix-evpn-route-sync-to-zebra.patch FRRouting/frr#16234 0048-bgpd-backpressure-fix-to-properly-remove-dest-for-bg.patch FRRouting/frr#16368 0049-bgpd-backpressure-Improve-debuggability.patch FRRouting/frr#16368 0050-bgpd-backpressure-Avoid-use-after-free.patch FRRouting/frr#16437 0051-bgpd-backpressure-fix-ret-value-evpn_route_select_in.patch FRRouting/frr#16416 0052-bgpd-backpressure-log-error-for-evpn-when-route-inst.patch FRRouting/frr#16416
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In scaled EVPN + ipv4/ipv6 uni route sync to zebra, some of the ipv4/ipv6 routes skipped re installation
due to incorrect local variable's stale value.
Once the local variable value reset in each loop iteration all skipped routes synced to zebra properly.
Signed-off-by: Rajasekar Raja [email protected]
Signed-off-by: Chirag Shah [email protected]