---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12311 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 17% / 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 865 14185 3 17041 30759 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:de:ac:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.210/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83729sec preferred_lft 83729sec inet6 fe80::f816:3eff:fede:ac3c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:a0:99:82:35:64 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::2ca0:99ff:fe82:3564/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12311) 08/14/26 _x86_64_ (8 CPU) 05:00:33 LINUX RESTART (8 CPU) 05:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:20:01 106.81 0.41 101.59 4.81 18.20 14986.73 14561.07 05:30:15 26.69 0.84 24.07 1.78 38.93 4083.69 5750.59 05:40:01 10.36 0.08 9.79 0.50 1.87 1499.51 161.88 Average: 48.09 0.45 45.27 2.37 19.97 6878.54 6870.53 05:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 870200 20714968 11386924 34.65 584056 18419064 17835268 52.59 4789104 23527448 11436 05:30:15 321580 18514780 13383476 40.73 568532 17001368 21082364 62.17 4756112 24092772 11236 05:40:01 343692 18148416 13768272 41.90 567988 16602292 21377152 63.04 4722920 24072292 12044 Average: 511824 19126055 12846224 39.09 573525 17340908 20098261 59.27 4756045 23897504 11572 05:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:01 lo 1.59 1.59 2.73 2.73 0.00 0.00 0.00 0.00 05:20:01 ens3 64.25 37.87 1299.25 6.86 0.00 0.00 0.00 0.00 05:20:01 docker0 6.47 8.95 0.36 98.49 0.00 0.00 0.00 0.00 05:20:01 br-9322a6a63d25 1.30 1.38 0.77 2.16 0.00 0.00 0.00 0.00 05:20:01 vethb85e24b 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 05:20:01 veth0454f76 1.49 1.59 17.44 4.99 0.00 0.00 0.00 0.00 05:20:01 veth451e52c 1.78 1.98 0.43 19.47 0.00 0.00 0.00 0.00 05:20:01 vethc435d88 1.19 1.15 4.98 1.55 0.00 0.00 0.00 0.00 05:20:01 veth21fbb32 74.44 78.85 36.73 37.84 0.00 0.00 0.00 0.00 05:20:01 veth4f7cff0 74.88 70.02 51.89 33.58 0.00 0.00 0.00 0.00 05:20:01 veth6eebec7 2.27 1.80 0.31 1.76 0.00 0.00 0.00 0.00 05:30:15 lo 29.48 29.48 121.33 121.33 0.00 0.00 0.00 0.00 05:30:15 ens3 4.40 3.85 1.94 1.65 0.00 0.00 0.00 0.00 05:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:15 br-9322a6a63d25 19.27 22.08 20.53 102.63 0.00 0.00 0.00 0.00 05:30:15 vethb85e24b 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 05:30:15 veth0454f76 17.49 17.03 158.37 43.14 0.00 0.00 0.00 0.01 05:30:15 veth451e52c 29.16 32.05 20.63 259.22 0.00 0.00 0.00 0.02 05:30:15 vethc435d88 10.01 10.28 42.94 25.06 0.00 0.00 0.00 0.00 05:30:15 veth21fbb32 69.47 76.05 48.66 27.65 0.00 0.00 0.00 0.00 05:30:15 veth4f7cff0 33.75 31.08 33.33 15.88 0.00 0.00 0.00 0.00 05:30:15 veth6eebec7 47.72 43.96 20.17 34.99 0.00 0.00 0.00 0.00 05:40:01 lo 33.98 33.98 164.95 164.95 0.00 0.00 0.00 0.00 05:40:01 ens3 1.42 1.34 0.46 1.57 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 br-9322a6a63d25 28.45 33.11 35.49 131.57 0.00 0.00 0.00 0.00 05:40:01 vethb85e24b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 veth0454f76 8.94 7.86 31.83 5.88 0.00 0.00 0.00 0.00 05:40:01 veth451e52c 32.64 37.26 36.04 161.96 0.00 0.00 0.00 0.01 05:40:01 vethc435d88 7.36 8.31 6.31 31.45 0.00 0.00 0.00 0.00 05:40:01 veth21fbb32 61.43 67.70 47.26 22.64 0.00 0.00 0.00 0.00 05:40:01 veth4f7cff0 41.96 39.13 40.30 22.76 0.00 0.00 0.00 0.00 05:40:01 veth6eebec7 31.20 27.92 13.98 26.71 0.00 0.00 0.00 0.00 Average: lo 21.64 21.64 95.97 95.97 0.00 0.00 0.00 0.00 Average: ens3 23.39 14.38 434.01 3.36 0.00 0.00 0.00 0.00 Average: docker0 2.16 2.98 0.12 32.84 0.00 0.00 0.00 0.00 Average: br-9322a6a63d25 16.27 18.77 18.81 78.54 0.00 0.00 0.00 0.00 Average: vethb85e24b 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth0454f76 9.37 8.90 70.22 18.30 0.00 0.00 0.00 0.01 Average: veth451e52c 21.16 23.72 18.91 147.65 0.00 0.00 0.00 0.01 Average: vethc435d88 6.21 6.59 18.37 19.30 0.00 0.00 0.00 0.00 Average: veth21fbb32 68.51 74.27 44.23 29.42 0.00 0.00 0.00 0.00 Average: veth4f7cff0 50.13 46.69 41.79 24.02 0.00 0.00 0.00 0.00 Average: veth6eebec7 27.19 24.69 11.53 21.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12311) 08/14/26 _x86_64_ (8 CPU) 05:00:33 LINUX RESTART (8 CPU) 05:10:00 CPU %user %nice %system %iowait %steal %idle 05:20:01 all 11.61 0.02 1.84 0.67 0.07 85.79 05:20:01 0 10.82 0.02 2.13 0.82 0.07 86.14 05:20:01 1 11.78 0.03 1.76 0.64 0.08 85.73 05:20:01 2 12.12 0.02 1.89 0.69 0.07 85.22 05:20:01 3 11.77 0.01 1.60 0.46 0.07 86.09 05:20:01 4 11.34 0.03 1.76 0.82 0.07 85.98 05:20:01 5 11.30 0.03 1.91 0.59 0.07 86.10 05:20:01 6 12.97 0.03 1.76 0.92 0.07 84.25 05:20:01 7 10.81 0.02 1.89 0.40 0.07 86.83 05:30:15 all 9.58 0.00 2.26 0.16 0.10 87.89 05:30:15 0 8.48 0.00 3.04 0.26 0.08 88.14 05:30:15 1 9.78 0.00 2.50 0.30 0.09 87.33 05:30:15 2 9.84 0.00 2.13 0.16 0.09 87.79 05:30:15 3 9.43 0.00 2.10 0.13 0.08 88.25 05:30:15 4 9.81 0.00 2.19 0.10 0.09 87.81 05:30:15 5 8.64 0.00 2.09 0.08 0.16 89.03 05:30:15 6 10.27 0.01 2.02 0.10 0.09 87.52 05:30:15 7 10.44 0.00 1.99 0.19 0.08 87.30 05:40:01 all 7.37 0.00 2.04 0.11 0.09 90.39 05:40:01 0 6.81 0.00 2.70 0.05 0.08 90.36 05:40:01 1 7.03 0.00 2.12 0.01 0.08 90.75 05:40:01 2 7.02 0.00 1.89 0.07 0.09 90.93 05:40:01 3 7.35 0.00 1.94 0.01 0.09 90.61 05:40:01 4 7.07 0.00 1.77 0.04 0.08 91.03 05:40:01 5 7.51 0.00 1.94 0.03 0.09 90.44 05:40:01 6 8.19 0.00 1.98 0.04 0.08 89.70 05:40:01 7 7.99 0.00 1.96 0.66 0.09 89.31 Average: all 9.54 0.01 2.05 0.32 0.08 88.00 Average: 0 8.71 0.01 2.63 0.38 0.08 88.20 Average: 1 9.55 0.01 2.13 0.32 0.08 87.91 Average: 2 9.68 0.01 1.97 0.31 0.08 87.95 Average: 3 9.54 0.00 1.88 0.20 0.08 88.29 Average: 4 9.43 0.01 1.91 0.32 0.08 88.25 Average: 5 9.16 0.01 1.98 0.23 0.11 88.51 Average: 6 10.50 0.01 1.92 0.35 0.08 87.14 Average: 7 9.77 0.01 1.94 0.41 0.08 87.79