---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3768 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: 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 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 993 12440 4 18657 30630 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:63:cc:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.199/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84450sec preferred_lft 84450sec inet6 fe80::f816:3eff:fe63:cc8d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:d1:5c:7c:ac:00 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::94d1:5cff:fe7c:ac00/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3768) 09/21/26 _x86_64_ (8 CPU) 07:21:04 LINUX RESTART (8 CPU) 07:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:07 136.44 0.31 129.88 6.25 14.84 30004.65 38789.05 07:50:01 10.58 0.22 10.16 0.21 6.42 464.05 5457.32 Average: 73.75 0.26 70.25 3.24 10.65 15291.01 22187.11 07:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:07 258068 20424436 11725716 35.68 582172 18694924 18081188 53.32 4805892 24116356 596 07:50:01 275616 19511240 12639136 38.46 568704 17790364 18978792 55.97 4736052 24160212 320 Average: 266842 19967838 12182426 37.07 575438 18242644 18529990 54.64 4770972 24138284 458 07:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:07 lo 0.47 0.47 0.03 0.03 0.00 0.00 0.00 0.00 07:40:07 ens3 118.73 66.25 1749.45 15.52 0.00 0.00 0.00 0.00 07:40:07 docker0 10.83 24.61 0.62 351.53 0.00 0.00 0.00 0.00 07:40:07 br-3c2d1b61d011 0.30 0.27 0.01 0.02 0.00 0.00 0.00 0.00 07:40:07 veth0ed4266 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:40:07 veth46f9bb2 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:40:07 veth259028b 57.35 61.01 24.65 31.38 0.00 0.00 0.00 0.00 07:40:07 vethda71501 0.45 0.41 0.05 0.24 0.00 0.00 0.00 0.00 07:40:07 veth94327ba 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:40:07 vethc0c82fe 56.73 52.67 42.87 21.28 0.00 0.00 0.00 0.00 07:40:07 vethfd93b63 0.88 1.61 0.93 12.48 0.00 0.00 0.00 0.00 07:40:07 veth4b147f7 1.98 1.57 0.27 1.56 0.00 0.00 0.00 0.00 07:50:01 lo 9.19 9.19 40.14 40.14 0.00 0.00 0.00 0.00 07:50:01 ens3 7.89 6.88 3.85 4.08 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 br-3c2d1b61d011 5.12 4.79 39.14 1.10 0.00 0.00 0.00 0.00 07:50:01 veth0ed4266 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 07:50:01 veth46f9bb2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 veth259028b 330.33 356.04 269.57 158.00 0.00 0.00 0.00 0.02 07:50:01 vethda71501 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 07:50:01 veth94327ba 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 vethc0c82fe 113.84 105.39 86.73 70.65 0.00 0.00 0.00 0.01 07:50:01 veth4b147f7 250.24 232.81 114.50 203.11 0.00 0.00 0.00 0.02 Average: lo 4.81 4.81 20.01 20.01 0.00 0.00 0.00 0.00 Average: ens3 63.53 36.68 880.00 9.82 0.00 0.00 0.00 0.00 Average: docker0 5.44 12.35 0.31 176.44 0.00 0.00 0.00 0.00 Average: br-3c2d1b61d011 2.70 2.52 19.50 0.56 0.00 0.00 0.00 0.00 Average: veth0ed4266 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth46f9bb2 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth259028b 193.32 207.96 146.64 94.44 0.00 0.00 0.00 0.01 Average: vethda71501 0.42 0.31 0.06 0.29 0.00 0.00 0.00 0.00 Average: veth94327ba 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc0c82fe 85.17 78.93 64.72 45.87 0.00 0.00 0.00 0.01 Average: veth4b147f7 125.63 116.75 57.17 101.95 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3768) 09/21/26 _x86_64_ (8 CPU) 07:21:04 LINUX RESTART (8 CPU) 07:30:07 CPU %user %nice %system %iowait %steal %idle 07:40:07 all 11.18 0.02 2.44 1.12 0.05 85.18 07:40:07 0 12.35 0.02 2.83 0.84 0.06 83.90 07:40:07 1 11.41 0.03 2.70 1.78 0.05 84.03 07:40:07 2 10.19 0.02 2.31 0.87 0.05 86.55 07:40:07 3 10.58 0.03 2.26 1.36 0.05 85.71 07:40:07 4 13.65 0.02 2.36 1.07 0.05 82.86 07:40:07 5 10.48 0.04 2.65 1.14 0.06 85.64 07:40:07 6 11.32 0.02 2.42 1.20 0.06 84.99 07:40:07 7 9.48 0.02 1.96 0.74 0.05 87.74 07:50:01 all 7.28 0.00 1.60 0.03 0.06 91.02 07:50:01 0 7.44 0.00 2.21 0.04 0.06 90.25 07:50:01 1 7.01 0.00 1.90 0.03 0.07 90.99 07:50:01 2 7.85 0.00 1.57 0.02 0.06 90.50 07:50:01 3 6.97 0.00 1.52 0.02 0.07 91.41 07:50:01 4 7.48 0.00 1.22 0.04 0.06 91.20 07:50:01 5 8.92 0.00 1.51 0.02 0.06 89.49 07:50:01 6 6.36 0.00 1.54 0.03 0.06 92.01 07:50:01 7 6.18 0.00 1.35 0.07 0.06 92.34 Average: all 9.24 0.01 2.02 0.58 0.06 88.09 Average: 0 9.91 0.01 2.52 0.44 0.06 87.06 Average: 1 9.22 0.01 2.30 0.91 0.06 87.49 Average: 2 9.03 0.01 1.94 0.45 0.06 88.51 Average: 3 8.79 0.02 1.90 0.69 0.06 88.54 Average: 4 10.56 0.01 1.79 0.55 0.06 87.03 Average: 5 9.71 0.02 2.08 0.58 0.06 87.55 Average: 6 8.85 0.01 1.98 0.62 0.06 88.48 Average: 7 7.84 0.01 1.66 0.41 0.06 90.02