---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3944 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: 5599.99 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 859 13753 4 17479 30765 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:bf:59:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.64/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83612sec preferred_lft 83612sec inet6 fe80::f816:3eff:febf:5987/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:ee:8a:cb:e7:62 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::64ee:8aff:fecb:e762/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3944) 08/04/26 _x86_64_ (8 CPU) 08:06:13 LINUX RESTART (8 CPU) 08:10:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:01 546.36 0.67 532.96 12.73 33.71 57744.82 69100.12 08:30:12 34.11 0.33 32.06 1.72 6.40 3046.03 6781.40 08:40:02 21.84 0.23 19.82 1.80 18.76 3335.07 7492.04 08:50:01 16.05 0.05 14.40 1.60 0.89 2083.74 4823.10 Average: 152.20 0.32 147.47 4.41 14.77 16293.85 21752.32 08:10:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:01 5570032 24630332 7531056 22.92 594436 17594600 11748916 34.65 4594284 19092200 2464 08:30:12 354128 19908772 12087324 36.78 601704 18197080 19117664 56.38 4886580 23896888 11908 08:40:02 492576 18956948 12924864 39.33 583992 17253216 20574964 60.67 4867532 23770548 13640 08:50:01 611952 19056992 12864516 39.15 584448 17195052 20437772 60.27 4838148 23682048 53320 Average: 1757172 20638261 11351940 34.54 591145 17559987 17969829 52.99 4796636 22610421 20333 08:10:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:01 lo 0.74 0.74 0.06 0.06 0.00 0.00 0.00 0.00 08:20:01 ens3 434.12 264.51 2866.77 93.70 0.00 0.00 0.00 0.00 08:20:01 docker0 22.86 39.13 1.40 773.78 0.00 0.00 0.00 0.00 08:20:01 br-597523ebed71 0.20 0.19 0.01 0.01 0.00 0.00 0.00 0.00 08:20:01 vetha20656a 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 veth612debe 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:20:01 veth96cd8f8 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:20:01 veth4b5524b 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:20:01 veth628f90c 4.37 4.14 1.79 0.88 0.00 0.00 0.00 0.00 08:20:01 vethd1336ca 4.04 4.32 0.87 1.79 0.00 0.00 0.00 0.00 08:30:12 lo 7.58 7.58 19.49 19.49 0.00 0.00 0.00 0.00 08:30:12 ens3 5.11 4.18 11.35 1.84 0.00 0.00 0.00 0.00 08:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:12 br-597523ebed71 7.49 8.50 3.18 26.76 0.00 0.00 0.00 0.00 08:30:12 vetha20656a 10.12 11.23 2.49 82.49 0.00 0.00 0.00 0.01 08:30:12 veth612debe 0.09 0.12 0.01 0.03 0.00 0.00 0.00 0.00 08:30:12 veth96cd8f8 5.23 5.22 56.18 16.58 0.00 0.00 0.00 0.00 08:30:12 veth4b5524b 3.29 3.18 16.48 6.11 0.00 0.00 0.00 0.00 08:30:12 veth628f90c 93.64 100.79 53.06 47.26 0.00 0.00 0.00 0.00 08:30:12 veth18230c1 82.44 76.62 58.85 37.89 0.00 0.00 0.00 0.00 08:30:12 veth0008678 21.97 20.01 8.66 16.01 0.00 0.00 0.00 0.00 08:40:02 lo 28.22 28.22 121.52 121.52 0.00 0.00 0.00 0.00 08:40:02 ens3 7.11 6.22 20.97 1.46 0.00 0.00 0.00 0.00 08:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:02 br-597523ebed71 23.61 25.55 24.11 119.31 0.00 0.00 0.00 0.00 08:40:02 vetha20656a 32.48 34.44 24.83 270.96 0.00 0.00 0.00 0.02 08:40:02 veth612debe 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:40:02 veth96cd8f8 16.17 15.68 153.59 42.01 0.00 0.00 0.00 0.01 08:40:02 veth4b5524b 9.95 10.27 41.98 20.08 0.00 0.00 0.00 0.00 08:40:02 veth628f90c 71.12 77.32 53.90 29.00 0.00 0.00 0.00 0.00 08:40:02 veth18230c1 33.28 31.35 27.26 15.50 0.00 0.00 0.00 0.00 08:40:02 veth0008678 49.45 45.36 22.03 40.93 0.00 0.00 0.00 0.00 08:50:01 lo 27.48 27.48 117.65 117.65 0.00 0.00 0.00 0.00 08:50:01 ens3 5.30 4.82 17.03 1.15 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 br-597523ebed71 26.04 26.41 25.45 110.55 0.00 0.00 0.00 0.00 08:50:01 vetha20656a 33.98 34.23 26.14 254.17 0.00 0.00 0.00 0.02 08:50:01 veth612debe 0.13 0.12 0.02 0.04 0.00 0.00 0.00 0.00 08:50:01 veth96cd8f8 14.58 14.58 145.15 32.79 0.00 0.00 0.00 0.01 08:50:01 veth4b5524b 9.34 9.52 32.76 29.06 0.00 0.00 0.00 0.00 08:50:01 veth628f90c 53.30 58.14 31.32 15.65 0.00 0.00 0.00 0.00 08:50:01 veth18230c1 34.12 31.55 34.68 18.27 0.00 0.00 0.00 0.00 08:50:01 veth0008678 29.31 27.01 9.98 14.82 0.00 0.00 0.00 0.00 Average: lo 16.00 16.00 64.61 64.61 0.00 0.00 0.00 0.00 Average: ens3 110.89 68.71 715.62 24.11 0.00 0.00 0.00 0.00 Average: docker0 5.61 9.60 0.34 189.82 0.00 0.00 0.00 0.00 Average: br-597523ebed71 14.35 15.18 13.17 64.13 0.00 0.00 0.00 0.00 Average: vetha20656a 19.17 20.01 13.35 151.98 0.00 0.00 0.00 0.01 Average: veth612debe 0.07 0.08 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth96cd8f8 9.01 8.90 88.83 22.87 0.00 0.00 0.00 0.01 Average: veth4b5524b 5.66 5.77 22.83 13.83 0.00 0.00 0.00 0.00 Average: veth628f90c 56.04 60.56 35.23 23.42 0.00 0.00 0.00 0.00 Average: veth18230c1 37.92 35.31 30.53 18.13 0.00 0.00 0.00 0.00 Average: veth0008678 25.22 23.13 10.17 17.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3944) 08/04/26 _x86_64_ (8 CPU) 08:06:13 LINUX RESTART (8 CPU) 08:10:16 CPU %user %nice %system %iowait %steal %idle 08:20:01 all 32.87 0.02 4.47 3.56 0.10 58.99 08:20:01 0 34.82 0.01 4.42 2.39 0.10 58.26 08:20:01 1 34.10 0.02 4.33 3.54 0.10 57.90 08:20:01 2 32.15 0.02 4.41 2.75 0.10 60.57 08:20:01 3 33.14 0.01 4.46 3.22 0.10 59.08 08:20:01 4 32.71 0.03 4.51 3.43 0.10 59.22 08:20:01 5 26.71 0.00 4.76 4.10 0.10 64.32 08:20:01 6 34.07 0.02 4.48 5.49 0.11 55.84 08:20:01 7 35.21 0.02 4.37 3.54 0.10 56.75 08:30:12 all 10.12 0.01 1.43 0.76 0.07 87.62 08:30:12 0 9.42 0.00 1.79 1.70 0.08 87.01 08:30:12 1 9.78 0.01 1.50 0.15 0.07 88.49 08:30:12 2 10.55 0.02 1.51 1.52 0.07 86.33 08:30:12 3 10.91 0.01 1.30 0.15 0.07 87.56 08:30:12 4 10.19 0.00 1.25 0.35 0.07 88.14 08:30:12 5 9.83 0.00 1.28 0.19 0.07 88.64 08:30:12 6 10.12 0.00 1.46 0.83 0.08 87.51 08:30:12 7 10.15 0.00 1.33 1.19 0.07 87.26 08:40:02 all 8.56 0.00 2.26 4.30 0.10 84.78 08:40:02 0 8.04 0.00 3.04 8.65 0.11 80.17 08:40:02 1 8.69 0.00 2.48 3.70 0.10 85.02 08:40:02 2 8.17 0.01 2.16 1.68 0.11 87.87 08:40:02 3 8.63 0.00 2.12 2.45 0.10 86.69 08:40:02 4 8.49 0.00 2.02 4.48 0.10 84.91 08:40:02 5 7.83 0.01 1.99 3.63 0.10 86.45 08:40:02 6 8.33 0.00 2.10 2.84 0.11 86.62 08:40:02 7 10.30 0.01 2.14 6.90 0.11 80.55 08:50:01 all 7.76 0.00 2.15 1.06 0.12 88.92 08:50:01 0 7.08 0.01 2.81 0.70 0.11 89.28 08:50:01 1 6.88 0.00 2.11 0.50 0.11 90.40 08:50:01 2 8.47 0.01 2.17 1.74 0.12 87.48 08:50:01 3 7.81 0.00 2.17 0.50 0.12 89.40 08:50:01 4 7.09 0.00 1.90 0.39 0.12 90.49 08:50:01 5 8.51 0.00 1.99 1.32 0.11 88.07 08:50:01 6 7.82 0.00 2.04 1.00 0.12 89.02 08:50:01 7 8.41 0.00 1.96 2.35 0.11 87.17 Average: all 14.72 0.01 2.56 2.40 0.10 80.22 Average: 0 14.69 0.01 3.00 3.34 0.10 78.86 Average: 1 14.74 0.01 2.59 1.95 0.10 80.61 Average: 2 14.74 0.01 2.55 1.92 0.10 80.68 Average: 3 15.03 0.00 2.50 1.56 0.10 80.81 Average: 4 14.52 0.01 2.40 2.13 0.10 80.84 Average: 5 13.15 0.00 2.49 2.28 0.10 81.98 Average: 6 14.98 0.01 2.50 2.51 0.10 79.90 Average: 7 15.90 0.01 2.43 3.47 0.10 78.09