diff --git a/tests/integration/defs/perf/test_perf_sanity.py b/tests/integration/defs/perf/test_perf_sanity.py
index 6714a3de1177..a7aef4aee2fb 100644
--- a/tests/integration/defs/perf/test_perf_sanity.py
+++ b/tests/integration/defs/perf/test_perf_sanity.py
@@ -104,7 +104,11 @@ def ensure_bench_serving_repo() -> str:
 # per-test pytest kill both saves GPU-hours and leaves a classifiable failure
 # in the CI log. The disagg bound is larger because its /health only answers
 # once EVERY ctx/gen worker has finished model load + autotune + warmup.
-AGG_SERVER_READY_TIMEOUT = 1800
+# 1800 proved too tight for the largest agg cases: gb300 DeepSeek-V4-Pro
+# ctx_only (con4301) needs ~2000s of model load + autotune before /health
+# answers, so it failed readiness while the server was still coming up
+# (nvbugs/6517846). Raised to match the disagg bound.
+AGG_SERVER_READY_TIMEOUT = 3600
 DISAGG_SERVER_READY_TIMEOUT = 3600
 # GEN workers normally reap within seconds after benchmark_status is written.
 # Keep this well below the whole-test timeout so a stuck multi-node srun cannot
diff --git a/tests/integration/test_lists/waives.txt b/tests/integration/test_lists/waives.txt
index 2a8029122464..c3f0404fad6f 100644
--- a/tests/integration/test_lists/waives.txt
+++ b/tests/integration/test_lists/waives.txt
@@ -349,16 +349,12 @@ llmapi/test_llm_api_pytorch_bart.py::test_bart_pytorch_generate_encoder_decoder_
 llmapi/test_llm_api_pytorch_moe_lora.py::test_mixtral_moe_routed_expert_fp8_multi_lora_varying_ranks[cudagraph] SKIP (https://nvbugs/6463829)
 llmapi/test_llm_api_pytorch_moe_lora.py::test_mixtral_moe_routed_expert_fp8_multi_lora_varying_ranks[eager] SKIP (https://nvbugs/6463829)
 llmapi/test_llm_examples.py::test_llmapi_speculative_decoding_eagle3 SKIP (https://nvbugs/6075431)
-perf/test_perf_sanity.py::test_e2e[aggr_upload-ctx_only-gb300_deepseek-v4-pro-fp4_8k1k_con4301_ctx12_dep4_gen1_dep8_eplb384_mtp1_ccb-NIXL] SKIP (https://nvbugs/6517846)
 perf/test_perf_sanity.py::test_e2e[aggr_upload-ctx_only-gb300_glm-5-fp4_8k1k_con1024_ctx1_dep2_gen1_dep8_eplb256_mtp1_ccb-NIXL] SKIP (https://nvbugs/6581075)
 perf/test_perf_sanity.py::test_e2e[aggr_upload-ctx_only-gb300_glm-5-fp4_8k1k_con1_ctx1_dep2_gen1_tep8_eplb0_mtp3_ccb-NIXL] SKIP (https://nvbugs/6517846)
 perf/test_perf_sanity.py::test_e2e[aggr_upload-ctx_only-gb300_glm-5-fp4_8k1k_con512_ctx1_dep2_gen1_dep32_eplb0_mtp3_ccb-NIXL] SKIP (https://nvbugs/6517846)
-perf/test_perf_sanity.py::test_e2e[aggr_upload-deepseek_r1_fp4_v2_2_nodes_grace_blackwell-r1_fp4_v2_dep8_mtp1_8k1k] SKIP (https://nvbugs/6530213)
-perf/test_perf_sanity.py::test_e2e[aggr_upload-deepseek_r1_fp4_v2_grace_blackwell-r1_fp4_v2_dep4_mtp1_1k8k] SKIP (https://nvbugs/6422339)
 perf/test_perf_sanity.py::test_e2e[aggr_upload-deepseek_r1_fp8_blackwell-r1_fp8_tp8_mtp3_8k1k] SKIP (https://nvbugs/6432948)
 perf/test_perf_sanity.py::test_e2e[aggr_upload-dynamo_gpt_oss_120b_fp4_blackwell-gpt_oss_fp4_tep4_adp_cutlass_8k1k] SKIP (https://nvbugs/6374910)
 perf/test_perf_sanity.py::test_e2e[aggr_upload-glm5_fp4_blackwell-glm5_fp4_tep8_mtp3_8k1k] SKIP (https://nvbugs/6329155)
-perf/test_perf_sanity.py::test_e2e[aggr_upload-k25_thinking_fp4_2_nodes_grace_blackwell-k25_thinking_fp4_tep8_32k8k] SKIP (https://nvbugs/6422339)
 perf/test_perf_sanity.py::test_e2e[aggr_upload-super_ad_blackwell-super_ad_ws1_1k1k] SKIP (https://nvbugs/6153575)
 perf/test_perf_sanity.py::test_e2e[disagg_upload-e2e-gb200_deepseek-v32-fp4_32k4k_con2048_ctx1_dep4_gen1_dep32_eplb288_mtp1_ccb-NIXL] SKIP (https://nvbugs/6550133)
 perf/test_perf_sanity.py::test_e2e[disagg_upload-e2e-gb200_deepseek-v32-fp4_8k1k_con4096_ctx1_dep4_gen1_dep32_eplb256_mtp0_ccb-NIXL] SKIP (https://nvbugs/6550133)