Issues

• Proposal: snapshot granularity — persist session state, drop reconstructable memory on idle pause

  e2b-dev/runtime#3826 · Filter by author AdaAibaby opened on Nov 13, 2026

• Proposal: working-set-aware memory over-commit (with OOM guardrails) to raise node density

  e2b-dev/runtime#3825 · Filter by author AdaAibaby opened on Nov 13, 2026
  2

• Proposal: share read-only template base memory across sandboxes to cut same-template memory duplication

  e2b-dev/runtime#3824 · Filter by author AdaAibaby opened on Nov 13, 2026
  2

• Proposal: inference-/idle-aware auto-pause to reclaim idle sandbox memory before EndTime

  e2b-dev/runtime#3823 · Filter by author AdaAibaby opened on Nov 13, 2026

• Placement "not enough capacity" error does not say which capacity was short (hugepage pool vs node refusals)

  e2b-dev/runtime#3821 · Filter by author AdaAibaby opened on Nov 12, 2026

• Slow NFS Operations Block Subsequent Requests

  e2b-dev/runtime#3818 · Filter by author Merlin0220 opened on Nov 12, 2026

• RFC: Public CI path to build and publish fc-kernels after the repo archival

  e2b-dev/runtime#3811 · Filter by author AdaAibaby opened on Nov 11, 2026

• client-proxy resume amplifies a brief api outage into a long "produced zero addresses" window

  e2b-dev/runtime#3808 · Filter by author AdaAibaby opened on Nov 9, 2026

• Client-caused 4xx responses are logged at WARN, drowning real warnings

  e2b-dev/runtime#3807 · Filter by author AdaAibaby opened on Nov 9, 2026

• [Bug]: Enable sandbox-create idempotency without LaunchDarkly

  e2b-dev/runtime#3803 · Filter by author saikpr opened on Nov 8, 2026

• [Bug]: Filesystem storage reads require write access

  e2b-dev/runtime#3802 · Filter by author saikpr opened on Nov 8, 2026
  1

• Embed: orchestrator pin predates hugepage admission; admission double-counts in-flight starts

  e2b-dev/runtime#3801 · Filter by author mykyta-batalov opened on Nov 7, 2026
  2

  

• envd port forwarder never re-forwards a port when the same process re-listens on it (stale ports map entry; PR #3514 was closed unmerged)

  e2b-dev/runtime#3796 · Filter by author ii-au opened on Nov 3, 2026

• Proposal: report the running envd version on health checks

  e2b-dev/runtime#3795 · Filter by author cwj2001 opened on Nov 3, 2026

• Proposal: opt-in explicit environment for process execution

  e2b-dev/runtime#3792 · Filter by author cwj2001 opened on Nov 2, 2026

• client-proxy: a brief Redis flap 5xx's all traffic to running sandboxes (no route cache)

  e2b-dev/runtime#3788 · Filter by author AdaAibaby opened on Nov 2, 2026

• client-proxy: WARN "invalid host" spam from unroutable bare-IP Host requests (external probes)

  e2b-dev/runtime#3783 · Filter by author AdaAibaby opened on Nov 2, 2026

• E2B Cloud: cold first reads of custom-template rootfs ~5-10x slower since late October; a chunk fetched on one node does not speed up other nodes

  e2b-dev/runtime#3782 · Filter by author jaechang-hits opened on Oct 31, 2026
  2

• Tailscale can't connect from sandboxes: guest has only a link-local IPv4 address

  improvement
  e2b-dev/runtime#3780 · Filter by author mishushakov opened on Oct 30, 2026

• Batcher flush retries starve intake: a ClickHouse stall drops incoming events while retrying

  e2b-dev/runtime#3778 · Filter by author AdaAibaby opened on Oct 30, 2026

• RFC: launch-time multi-layer rootfs composition (solve the N×M template problem)

  e2b-dev/runtime#3777 · Filter by author AdaAibaby opened on Oct 30, 2026

• Sandbox lifecycle events lost on ungraceful orchestrator exit: in-memory queue has no durable/reconciled path

  e2b-dev/runtime#3776 · Filter by author AdaAibaby opened on Oct 30, 2026
  1

• envd commands fail when inherited oom_score_adj exceeds 100 in restricted containers

  e2b-dev/runtime#3775 · Filter by author Weaxs opened on Oct 30, 2026
  1

• Terminal sandbox lifecycle events (killed) silently dropped under burst: non-blocking ClickHouse queue, no retry, no back-pressure

  e2b-dev/runtime#3770 · Filter by author AdaAibaby opened on Oct 29, 2026

• api: autoPause default is declared in the spec and in a Go constant with no test keeping them in sync

  e2b-dev/runtime#3765 · Filter by author AdaAibaby opened on Oct 29, 2026