---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5218 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 844 17756 4 13491 30779 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:d0:dc:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.69/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84970sec preferred_lft 84970sec inet6 fe80::f816:3eff:fed0:dc6e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:18:e2:c4:1d:65 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::9818:e2ff:fec4:1d65/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-5218) 10/26/26 _x86_64_ (8 CPU) 10:19:03 LINUX RESTART (8 CPU) 10:20:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:14 600.50 4.79 577.53 18.18 313.96 68700.21 73996.49 10:40:01 65.16 1.43 58.51 5.22 38.77 8863.56 16229.73 Average: 333.02 3.11 318.20 11.70 176.46 38802.74 45133.24 10:20:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:14 4722636 23224368 8940544 27.21 571612 17112648 13436352 39.62 4269772 20303736 2156 10:40:01 647140 14914452 16118864 49.05 559356 14039132 26942560 79.45 4323392 24214464 9520 Average: 2684888 19069410 12529704 38.13 565484 15575890 20189456 59.54 4296582 22259100 5838 10:20:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:14 lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 10:30:14 ens3 499.27 284.81 5547.17 72.59 0.00 0.00 0.00 0.00 10:30:14 docker0 32.76 59.86 1.88 888.83 0.00 0.00 0.00 0.00 10:30:14 br-31069dd89392 0.20 0.19 0.01 0.01 0.00 0.00 0.00 0.00 10:30:14 vethbc8d1d8 0.03 0.10 0.00 0.01 0.00 0.00 0.00 0.00 10:30:14 vethb38e424 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 10:30:14 vethb752f85 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 10:30:14 veth7314dcc 5.40 5.17 1.88 1.18 0.00 0.00 0.00 0.00 10:30:14 veth8daeee7 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 10:30:14 vethbefe827 5.07 5.36 1.18 1.88 0.00 0.00 0.00 0.00 10:40:01 lo 71.02 71.02 325.57 325.57 0.00 0.00 0.00 0.00 10:40:01 ens3 17.86 15.19 47.87 4.16 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 br-31069dd89392 63.59 73.48 87.21 287.21 0.00 0.00 0.00 0.00 10:40:01 vethbc8d1d8 34.23 32.77 293.82 73.92 0.00 0.00 0.00 0.02 10:40:01 vethb38e424 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 10:40:01 vethb752f85 82.11 92.39 88.07 577.31 0.00 0.00 0.00 0.05 10:40:01 veth7314dcc 140.22 146.26 99.17 78.93 0.00 0.00 0.00 0.01 10:40:01 veth8daeee7 20.08 21.77 73.71 67.97 0.00 0.00 0.00 0.01 10:40:01 veth70fa089 107.03 99.48 131.20 64.90 0.00 0.00 0.00 0.01 10:40:01 veth1a25c52 49.82 50.03 29.81 38.49 0.00 0.00 0.00 0.00 Average: lo 35.94 35.94 162.71 162.71 0.00 0.00 0.00 0.00 Average: ens3 258.74 150.09 2799.44 38.40 0.00 0.00 0.00 0.00 Average: docker0 16.39 29.95 0.94 444.72 0.00 0.00 0.00 0.00 Average: br-31069dd89392 31.87 36.81 43.58 143.51 0.00 0.00 0.00 0.00 Average: vethbc8d1d8 17.12 16.42 146.81 36.93 0.00 0.00 0.00 0.01 Average: vethb38e424 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethb752f85 41.04 46.20 44.00 288.46 0.00 0.00 0.00 0.02 Average: veth7314dcc 72.76 75.67 50.49 40.03 0.00 0.00 0.00 0.00 Average: veth8daeee7 10.05 10.92 36.83 33.96 0.00 0.00 0.00 0.00 Average: veth70fa089 53.48 49.71 65.55 32.43 0.00 0.00 0.00 0.01 Average: veth1a25c52 24.89 25.00 14.90 19.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-5218) 10/26/26 _x86_64_ (8 CPU) 10:19:03 LINUX RESTART (8 CPU) 10:20:25 CPU %user %nice %system %iowait %steal %idle 10:30:14 all 27.46 0.02 5.61 1.33 0.03 65.55 10:30:14 0 28.83 0.04 6.11 1.45 0.03 63.53 10:30:14 1 30.27 0.02 4.99 1.13 0.03 63.57 10:30:14 2 28.69 0.02 6.02 1.26 0.02 63.99 10:30:14 3 27.21 0.02 5.71 1.20 0.02 65.84 10:30:14 4 25.68 0.02 5.44 1.21 0.03 67.61 10:30:14 5 26.69 0.02 5.83 1.31 0.02 66.13 10:30:14 6 27.46 0.03 5.19 1.13 0.02 66.16 10:30:14 7 24.84 0.02 5.54 1.96 0.03 67.61 10:40:01 all 25.83 0.02 4.97 0.27 0.03 68.89 10:40:01 0 25.85 0.01 6.14 0.19 0.03 67.78 10:40:01 1 25.53 0.03 5.37 0.30 0.03 68.74 10:40:01 2 25.33 0.01 5.08 0.21 0.02 69.34 10:40:01 3 25.69 0.02 4.91 0.20 0.02 69.17 10:40:01 4 26.36 0.02 4.72 0.22 0.03 68.66 10:40:01 5 26.06 0.03 4.72 0.22 0.03 68.95 10:40:01 6 26.71 0.01 4.28 0.29 0.03 68.68 10:40:01 7 25.14 0.01 4.48 0.55 0.03 69.79 Average: all 26.65 0.02 5.29 0.80 0.03 67.22 Average: 0 27.34 0.03 6.13 0.82 0.03 65.66 Average: 1 27.90 0.02 5.18 0.72 0.03 66.15 Average: 2 27.02 0.02 5.55 0.74 0.02 66.66 Average: 3 26.45 0.02 5.31 0.70 0.02 67.50 Average: 4 26.02 0.02 5.08 0.72 0.03 68.14 Average: 5 26.38 0.02 5.28 0.76 0.03 67.53 Average: 6 27.09 0.02 4.74 0.71 0.02 67.42 Average: 7 24.99 0.01 5.01 1.25 0.03 68.70