---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3951 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 25G 131G 16% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 861 12209 4 19021 30763 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:c1:b0:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.183/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82461sec preferred_lft 82461sec inet6 fe80::f816:3eff:fec1:b08c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:63:14:a8:43:bb brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::e063:14ff:fea8:43bb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3951) 08/04/26 _x86_64_ (8 CPU) 08:37:23 LINUX RESTART (8 CPU) 08:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:50:13 1.79 0.03 1.75 0.01 1.51 21.56 221.64 09:00:01 1.73 0.20 1.52 0.02 1.59 18.22 11.56 09:10:05 1.52 0.00 1.52 0.00 0.00 17.15 0.00 09:20:03 598.28 5.81 577.94 14.52 389.80 50202.01 61552.87 09:30:01 151.02 0.11 145.59 5.32 13.17 25554.75 22818.17 09:40:05 11.09 0.10 10.82 0.18 3.72 476.15 6373.69 Average: 127.37 1.04 122.99 3.33 68.17 12694.71 15148.59 08:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:50:13 30121604 31777876 610348 1.86 59880 1935168 1530636 4.51 180408 2272848 16 09:00:01 30115388 31772888 615180 1.87 60960 1935184 1531152 4.52 181516 2282560 24 09:10:05 30105632 31763908 623920 1.90 61564 1935324 1532536 4.52 182128 2293624 152 09:20:03 12335964 27279112 4942592 15.04 526996 13727652 5082236 14.99 3388888 15652404 1053360 09:30:01 1522244 21067080 11085572 33.73 602704 18046376 16889760 49.81 4792312 22880048 744 09:40:05 422712 20060056 12091392 36.79 603124 18134028 17866504 52.69 4835108 23912836 380 Average: 17437257 27286820 4994834 15.20 319205 9285622 7405471 21.84 2260060 11549053 175779 08:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:50:13 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 08:50:13 ens3 0.40 0.27 0.16 0.29 0.00 0.00 0.00 0.00 08:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:01 ens3 0.39 0.24 0.14 0.29 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:05 ens3 0.51 0.30 0.20 0.33 0.00 0.00 0.00 0.00 09:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:03 lo 0.74 0.74 0.08 0.08 0.00 0.00 0.00 0.00 09:20:03 ens3 542.89 336.09 3642.98 99.92 0.00 0.00 0.00 0.00 09:20:03 docker0 34.91 58.65 2.03 689.42 0.00 0.00 0.00 0.00 09:30:01 lo 0.48 0.48 0.03 0.03 0.00 0.00 0.00 0.00 09:30:01 ens3 73.81 55.01 1103.43 12.38 0.00 0.00 0.00 0.00 09:30:01 docker0 8.50 11.83 0.48 170.60 0.00 0.00 0.00 0.00 09:30:01 br-148b24eef2eb 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 09:30:01 vethcc9183e 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:30:01 veth9defd2d 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:30:01 veth46a06dc 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:30:01 vethbd68534 0.45 0.41 0.05 0.24 0.00 0.00 0.00 0.00 09:30:01 veth6fa4e91 61.21 65.38 26.96 33.30 0.00 0.00 0.00 0.00 09:30:01 veth1f5a5c3 61.38 56.73 45.43 23.72 0.00 0.00 0.00 0.00 09:30:01 vethdc300aa 0.95 1.72 1.04 13.09 0.00 0.00 0.00 0.00 09:30:01 vethf952e44 1.95 1.54 0.27 1.57 0.00 0.00 0.00 0.00 09:40:05 lo 9.90 9.90 53.36 53.36 0.00 0.00 0.00 0.00 09:40:05 ens3 14.87 11.07 4.17 4.84 0.00 0.00 0.00 0.00 09:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:05 br-148b24eef2eb 5.70 5.26 52.37 1.14 0.00 0.00 0.00 0.00 09:40:05 vethcc9183e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:05 veth9defd2d 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 09:40:05 veth46a06dc 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:05 vethbd68534 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 09:40:05 veth6fa4e91 324.45 349.83 264.64 154.85 0.00 0.00 0.00 0.02 09:40:05 veth1f5a5c3 112.58 104.10 98.00 71.29 0.00 0.00 0.00 0.01 09:40:05 vethf952e44 245.75 228.62 112.72 197.42 0.00 0.00 0.00 0.02 Average: lo 1.92 1.92 9.00 9.00 0.00 0.00 0.00 0.00 Average: ens3 105.31 67.06 790.47 19.65 0.00 0.00 0.00 0.00 Average: docker0 7.22 11.72 0.42 143.08 0.00 0.00 0.00 0.00 Average: br-148b24eef2eb 1.01 0.93 8.81 0.19 0.00 0.00 0.00 0.00 Average: vethcc9183e 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9defd2d 0.04 0.05 0.00 0.02 0.00 0.00 0.00 0.00 Average: veth46a06dc 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethbd68534 0.14 0.10 0.02 0.10 0.00 0.00 0.00 0.00 Average: veth6fa4e91 64.76 69.72 49.00 31.59 0.00 0.00 0.00 0.00 Average: veth1f5a5c3 29.15 26.95 24.05 15.94 0.00 0.00 0.00 0.00 Average: vethf952e44 41.66 38.71 19.00 33.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3951) 08/04/26 _x86_64_ (8 CPU) 08:37:23 LINUX RESTART (8 CPU) 08:40:12 CPU %user %nice %system %iowait %steal %idle 08:50:13 all 0.08 0.00 0.02 0.00 0.01 99.88 08:50:13 0 0.02 0.00 0.01 0.00 0.01 99.95 08:50:13 1 0.03 0.00 0.03 0.03 0.02 99.89 08:50:13 2 0.51 0.00 0.03 0.00 0.01 99.45 08:50:13 3 0.02 0.00 0.01 0.00 0.01 99.96 08:50:13 4 0.01 0.00 0.01 0.00 0.00 99.97 08:50:13 5 0.03 0.00 0.03 0.00 0.02 99.92 08:50:13 6 0.02 0.00 0.01 0.00 0.01 99.96 08:50:13 7 0.03 0.00 0.01 0.00 0.00 99.96 09:00:01 all 0.07 0.00 0.02 0.01 0.01 99.89 09:00:01 0 0.02 0.00 0.01 0.05 0.01 99.91 09:00:01 1 0.22 0.00 0.03 0.02 0.02 99.72 09:00:01 2 0.19 0.00 0.01 0.00 0.01 99.79 09:00:01 3 0.01 0.00 0.02 0.00 0.01 99.96 09:00:01 4 0.01 0.00 0.01 0.01 0.01 99.96 09:00:01 5 0.03 0.00 0.03 0.00 0.02 99.91 09:00:01 6 0.01 0.00 0.01 0.00 0.01 99.97 09:00:01 7 0.04 0.00 0.02 0.00 0.01 99.94 09:10:05 all 0.10 0.00 0.02 0.07 0.03 99.78 09:10:05 0 0.01 0.00 0.02 0.00 0.01 99.96 09:10:05 1 0.70 0.00 0.05 0.00 0.02 99.22 09:10:05 2 0.01 0.00 0.01 0.00 0.01 99.96 09:10:05 3 0.01 0.00 0.02 0.00 0.01 99.96 09:10:05 4 0.01 0.00 0.01 0.01 0.01 99.96 09:10:05 5 0.03 0.00 0.03 0.31 0.03 99.60 09:10:05 6 0.01 0.00 0.01 0.00 0.11 99.88 09:10:05 7 0.01 0.00 0.01 0.21 0.08 99.68 09:20:03 all 35.33 0.00 4.56 1.37 0.14 58.61 09:20:03 0 33.95 0.00 4.89 2.09 0.12 58.96 09:20:03 1 40.30 0.00 4.65 1.92 0.13 53.00 09:20:03 2 35.86 0.00 4.96 1.14 0.13 57.91 09:20:03 3 35.34 0.00 4.57 1.08 0.12 58.89 09:20:03 4 33.18 0.00 4.35 1.12 0.12 61.22 09:20:03 5 34.19 0.00 4.51 1.42 0.13 59.76 09:20:03 6 36.38 0.00 4.28 1.12 0.25 57.97 09:20:03 7 33.40 0.00 4.25 1.08 0.12 61.14 09:30:01 all 11.15 0.02 2.15 0.46 0.08 86.14 09:30:01 0 9.90 0.02 2.27 0.36 0.08 87.37 09:30:01 1 11.84 0.03 2.20 0.53 0.08 85.33 09:30:01 2 11.88 0.02 2.20 0.51 0.08 85.32 09:30:01 3 10.40 0.02 2.00 0.43 0.08 87.07 09:30:01 4 10.59 0.02 1.95 0.42 0.08 86.94 09:30:01 5 12.14 0.02 2.33 0.42 0.09 85.00 09:30:01 6 10.45 0.02 2.10 0.59 0.07 86.78 09:30:01 7 12.03 0.03 2.16 0.42 0.07 85.29 09:40:05 all 7.29 0.00 1.48 0.11 0.09 91.03 09:40:05 0 6.26 0.00 1.74 0.01 0.08 91.91 09:40:05 1 7.34 0.00 1.83 0.02 0.10 90.72 09:40:05 2 7.14 0.00 1.50 0.02 0.08 91.25 09:40:05 3 7.94 0.00 1.36 0.17 0.09 90.45 09:40:05 4 7.39 0.00 1.46 0.32 0.08 90.74 09:40:05 5 8.02 0.00 1.43 0.01 0.09 90.45 09:40:05 6 7.09 0.00 1.25 0.31 0.09 91.27 09:40:05 7 7.15 0.00 1.29 0.03 0.09 91.44 Average: all 8.97 0.00 1.37 0.34 0.06 89.26 Average: 0 8.34 0.00 1.49 0.42 0.05 89.70 Average: 1 10.04 0.00 1.46 0.42 0.06 88.02 Average: 2 9.23 0.00 1.45 0.28 0.05 88.99 Average: 3 8.92 0.00 1.32 0.28 0.05 89.42 Average: 4 8.51 0.00 1.30 0.31 0.05 89.82 Average: 5 9.04 0.00 1.39 0.36 0.06 89.14 Average: 6 8.96 0.00 1.27 0.34 0.09 89.34 Average: 7 8.74 0.00 1.29 0.29 0.06 89.62