---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4379 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 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 852 12655 4 18583 30770 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:4d:96:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.33/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84538sec preferred_lft 84538sec inet6 fe80::f816:3eff:fe4d:9688/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:03:5b:c8:ab:16 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::4003:5bff:fec8:ab16/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4379) 09/23/26 _x86_64_ (8 CPU) 07:35:03 LINUX RESTART (8 CPU) 07:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:01 297.93 0.41 261.31 36.21 32.31 51243.20 581071.09 08:00:05 9.61 0.39 8.86 0.37 8.03 403.21 4475.26 Average: 152.80 0.40 134.23 18.17 20.09 25651.83 290829.58 07:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:01 770056 20590328 11562796 35.19 581476 18363172 17892676 52.76 4726912 23718308 152 08:00:05 246096 19480264 12672068 38.56 563120 17796548 18957788 55.90 4688712 24249092 2304 Average: 508076 20035296 12117432 36.87 572298 18079860 18425232 54.33 4707812 23983700 1228 07:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:01 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 07:50:01 ens3 345.36 215.31 2939.56 83.10 0.00 0.00 0.00 0.00 07:50:01 docker0 28.14 51.01 1.62 765.21 0.00 0.00 0.00 0.00 07:50:01 br-2cfecf9e6ba1 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 07:50:01 veth2c01311 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:50:01 veth6f14ec6 7.34 7.64 4.85 1.45 0.00 0.00 0.00 0.00 07:50:01 vetha858251 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:50:01 vethe8ed0ea 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:50:01 veth0b5a475 0.30 0.33 0.03 0.12 0.00 0.00 0.00 0.00 07:50:01 veth1d27010 2.29 1.97 0.40 1.08 0.00 0.00 0.00 0.00 07:50:01 veth3b4c6f1 0.06 0.12 0.02 0.03 0.00 0.00 0.00 0.00 07:50:01 vethf2c2237 0.98 0.84 0.13 0.93 0.00 0.00 0.00 0.00 08:00:05 lo 6.42 6.42 29.80 29.80 0.00 0.00 0.00 0.00 08:00:05 ens3 10.22 8.71 3.88 4.10 0.00 0.00 0.00 0.00 08:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:05 br-2cfecf9e6ba1 3.51 3.30 29.07 0.79 0.00 0.00 0.00 0.00 08:00:05 veth2c01311 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 08:00:05 veth6f14ec6 248.36 263.40 176.05 133.89 0.00 0.00 0.00 0.01 08:00:05 vetha858251 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:05 vethe8ed0ea 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:05 veth0b5a475 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 08:00:05 veth1d27010 132.81 122.21 105.94 71.15 0.00 0.00 0.00 0.01 08:00:05 vethf2c2237 138.42 133.27 72.79 109.01 0.00 0.00 0.00 0.01 Average: lo 3.54 3.54 15.03 15.03 0.00 0.00 0.00 0.00 Average: ens3 176.66 111.31 1461.82 43.34 0.00 0.00 0.00 0.00 Average: docker0 13.97 25.33 0.80 380.03 0.00 0.00 0.00 0.00 Average: br-2cfecf9e6ba1 1.91 1.79 14.64 0.41 0.00 0.00 0.00 0.00 Average: veth2c01311 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth6f14ec6 128.66 136.38 91.03 68.12 0.00 0.00 0.00 0.01 Average: vetha858251 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethe8ed0ea 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0b5a475 0.35 0.27 0.05 0.23 0.00 0.00 0.00 0.00 Average: veth1d27010 67.99 62.49 53.53 36.35 0.00 0.00 0.00 0.00 Average: vethf2c2237 70.17 67.50 36.71 55.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4379) 09/23/26 _x86_64_ (8 CPU) 07:35:03 LINUX RESTART (8 CPU) 07:40:05 CPU %user %nice %system %iowait %steal %idle 07:50:01 all 26.52 0.02 4.04 1.13 0.01 68.28 07:50:01 0 26.12 0.03 4.46 0.90 0.01 68.48 07:50:01 1 28.58 0.01 4.04 1.42 0.01 65.94 07:50:01 2 27.58 0.02 4.03 1.09 0.01 67.28 07:50:01 3 25.15 0.01 3.85 1.18 0.01 69.81 07:50:01 4 25.42 0.02 4.03 1.41 0.01 69.11 07:50:01 5 28.08 0.02 4.13 0.89 0.01 66.87 07:50:01 6 22.34 0.05 3.89 1.06 0.01 72.65 07:50:01 7 28.89 0.04 3.87 1.13 0.01 66.07 08:00:05 all 7.32 0.00 1.48 0.04 0.01 91.16 08:00:05 0 6.48 0.00 1.95 0.02 0.01 91.53 08:00:05 1 7.00 0.00 1.68 0.06 0.01 91.25 08:00:05 2 7.19 0.00 1.44 0.04 0.01 91.33 08:00:05 3 7.41 0.00 1.47 0.02 0.01 91.10 08:00:05 4 8.13 0.00 1.42 0.03 0.01 90.42 08:00:05 5 7.75 0.00 1.27 0.03 0.01 90.94 08:00:05 6 7.24 0.00 1.24 0.02 0.01 91.49 08:00:05 7 7.36 0.00 1.33 0.08 0.01 91.23 Average: all 16.86 0.01 2.75 0.58 0.01 79.79 Average: 0 16.21 0.01 3.20 0.46 0.01 80.11 Average: 1 17.73 0.01 2.85 0.74 0.01 78.66 Average: 2 17.33 0.01 2.73 0.56 0.01 79.36 Average: 3 16.23 0.00 2.65 0.59 0.01 80.51 Average: 4 16.73 0.01 2.72 0.72 0.01 79.82 Average: 5 17.85 0.01 2.70 0.46 0.01 78.98 Average: 6 14.74 0.02 2.56 0.54 0.01 82.14 Average: 7 18.06 0.02 2.59 0.60 0.01 78.72