---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5985 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 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 26G 130G 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 864 14451 4 16776 30758 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:8f:bf:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.204/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84390sec preferred_lft 84390sec inet6 fe80::f816:3eff:fe8f:bfae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:0e:96:bf:64:08 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::bc0e:96ff:febf:6408/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-5985) 09/28/26 _x86_64_ (8 CPU) 22:16:33 LINUX RESTART (8 CPU) 22:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:30:00 521.20 1.15 485.70 34.34 70.36 60549.61 811128.63 22:40:23 13.87 1.06 12.45 0.37 19.70 926.47 1781.58 Average: 262.27 1.11 244.16 17.00 44.50 30119.14 398053.94 22:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:30:00 306900 20283912 11868320 36.12 586444 18495392 17806596 52.51 4942980 23953116 1324 22:40:23 270196 17523448 14627556 44.51 569636 15823816 21153732 62.38 4699048 24226168 1328 Average: 288548 18903680 13247938 40.31 578040 17159604 19480164 57.44 4821014 24089642 1326 22:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:30:00 lo 2.47 2.47 0.67 0.67 0.00 0.00 0.00 0.00 22:30:00 ens3 423.69 240.23 4298.23 88.18 0.00 0.00 0.00 0.00 22:30:00 docker0 25.85 46.57 1.93 762.71 0.00 0.00 0.00 0.00 22:30:00 br-656b5342aef6 0.24 0.22 0.01 0.02 0.00 0.00 0.00 0.00 22:30:00 veth84513ab 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 22:30:00 veth5c81e24 0.04 0.11 0.00 0.01 0.00 0.00 0.00 0.00 22:30:00 veth748126d 5.66 5.29 3.02 1.16 0.00 0.00 0.00 0.00 22:30:00 veth10fae6c 0.04 0.11 0.00 0.01 0.00 0.00 0.00 0.00 22:30:00 vethcb03e54 0.02 0.09 0.00 0.01 0.00 0.00 0.00 0.00 22:30:00 vethad87f03 1.04 1.23 0.20 1.10 0.00 0.00 0.00 0.00 22:30:00 veth3d9bc4b 0.03 0.06 0.00 0.00 0.00 0.00 0.00 0.00 22:30:00 veth4a6ef01 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 22:40:23 lo 3.05 3.05 8.20 8.20 0.00 0.00 0.00 0.00 22:40:23 ens3 6.26 5.11 2.27 2.29 0.00 0.00 0.00 0.00 22:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:23 br-656b5342aef6 1.65 1.55 7.73 0.49 0.00 0.00 0.00 0.00 22:40:23 veth84513ab 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 22:40:23 veth5c81e24 0.21 0.20 0.02 0.08 0.00 0.00 0.00 0.00 22:40:23 veth748126d 139.01 144.98 100.55 79.97 0.00 0.00 0.00 0.01 22:40:23 veth10fae6c 0.53 0.36 0.08 0.36 0.00 0.00 0.00 0.00 22:40:23 vethcb03e54 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 22:40:23 veth3d9bc4b 92.41 86.04 67.43 47.95 0.00 0.00 0.00 0.01 22:40:23 vethb3c4c6c 58.39 58.23 34.91 55.67 0.00 0.00 0.00 0.00 Average: lo 2.76 2.76 4.51 4.51 0.00 0.00 0.00 0.00 Average: ens3 210.64 120.23 2105.66 44.35 0.00 0.00 0.00 0.00 Average: docker0 12.66 22.80 0.95 373.44 0.00 0.00 0.00 0.00 Average: br-656b5342aef6 0.96 0.90 3.95 0.26 0.00 0.00 0.00 0.00 Average: veth84513ab 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth5c81e24 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth748126d 73.72 76.59 52.79 41.39 0.00 0.00 0.00 0.00 Average: veth10fae6c 0.29 0.24 0.04 0.18 0.00 0.00 0.00 0.00 Average: vethcb03e54 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth3d9bc4b 47.18 43.94 34.41 24.48 0.00 0.00 0.00 0.00 Average: vethb3c4c6c 29.80 29.72 17.82 28.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-5985) 09/28/26 _x86_64_ (8 CPU) 22:16:33 LINUX RESTART (8 CPU) 22:20:02 CPU %user %nice %system %iowait %steal %idle 22:30:00 all 39.46 0.03 5.65 1.33 0.02 53.51 22:30:00 0 39.59 0.03 6.00 1.25 0.02 53.12 22:30:00 1 37.87 0.02 5.41 1.39 0.02 55.28 22:30:00 2 44.02 0.02 5.47 1.37 0.02 49.10 22:30:00 3 38.65 0.04 5.34 1.76 0.02 54.20 22:30:00 4 37.77 0.02 5.68 1.24 0.02 55.28 22:30:00 5 41.33 0.03 5.49 1.34 0.02 51.80 22:30:00 6 36.10 0.02 5.75 0.97 0.02 57.15 22:30:00 7 40.37 0.04 6.06 1.30 0.02 52.22 22:40:23 all 8.10 0.00 1.25 0.04 0.01 90.60 22:40:23 0 8.45 0.00 1.69 0.06 0.00 89.79 22:40:23 1 9.05 0.00 1.54 0.07 0.00 89.33 22:40:23 2 8.00 0.00 1.23 0.04 0.00 90.72 22:40:23 3 7.97 0.00 1.15 0.01 0.00 90.87 22:40:23 4 7.23 0.00 1.04 0.03 0.00 91.69 22:40:23 5 8.12 0.00 1.11 0.03 0.01 90.74 22:40:23 6 7.69 0.00 1.15 0.05 0.01 91.11 22:40:23 7 8.30 0.00 1.09 0.06 0.00 90.56 Average: all 23.45 0.01 3.40 0.67 0.01 72.45 Average: 0 23.68 0.01 3.80 0.64 0.01 71.85 Average: 1 23.17 0.01 3.44 0.72 0.01 72.65 Average: 2 25.61 0.01 3.30 0.69 0.01 70.37 Average: 3 22.99 0.02 3.20 0.87 0.01 72.91 Average: 4 22.17 0.01 3.31 0.62 0.01 73.88 Average: 5 24.37 0.01 3.25 0.67 0.01 71.69 Average: 6 21.60 0.01 3.40 0.50 0.01 74.48 Average: 7 24.00 0.02 3.52 0.66 0.01 71.79