Zakhar Bessarab 37997abd14 vmcluster: re-routing enhancement (#5293) ... * app/vmstorage: close vminsert connections gradually before stopping storage Implements graceful shutdown approach suggested here - https://github.com/VictoriaMetrics/VictoriaMetrics/issues/4922#issuecomment-1768146878 Test results for this can be found here - https://github.com/VictoriaMetrics/VictoriaMetrics/issues/4922#issuecomment-1790640274 Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com> * app/vmstorage: update graceful shutdown logic - close connections from vminsert in determenistic order - update flag description - lower default timeout to 25 seconds. 25 seconds value was chosen because the lowest default value used in default configuration deployments is 30s(default value in Kubernetes and ansible-playbooks). Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com> * docs/cluster: add information about re-routing enhancement during restart Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com> * docs/changelog: add entry for new command-line flag Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com> * {app/vmstorage,lib/ingestserver}: address review feedback Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com> * docs/cluster: add note to update workload scheduler timeout Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com> * wip --------- Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com> Co-authored-by: Aliaksandr Valialkin <valyala@victoriametrics.com>		2023-11-14 01:03:44 +01:00
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server.go	vmcluster: re-routing enhancement (#5293)	2023-11-14 01:03:44 +01:00