---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8654 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 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 833 12877 3 18381 30791 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:89:77:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.108/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84423sec preferred_lft 84423sec inet6 fe80::f816:3eff:fe89:77e1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:0f:bf:90:0a:0f 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::1c0f:bfff:fe90:a0f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-8654) 07/10/26 _x86_64_ (8 CPU) 18:01:45 LINUX RESTART (8 CPU) 18:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:20:29 211.00 0.29 203.86 6.85 14.66 33078.99 46271.57 18:30:03 10.38 0.16 9.99 0.24 6.45 441.94 2629.95 Average: 115.04 0.23 111.12 3.68 10.73 17467.46 25396.14 18:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:20:29 411352 20174568 11977284 36.45 602620 18258608 17867152 52.69 4808668 23925692 672 18:30:03 260300 19253980 12897664 39.25 583812 17515724 18869160 55.64 4766512 24127280 444 Average: 335826 19714274 12437474 37.85 593216 17887166 18368156 54.17 4787590 24026486 558 18:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:20:29 lo 0.63 0.63 0.05 0.05 0.00 0.00 0.00 0.00 18:20:29 ens3 104.51 72.23 1672.76 15.55 0.00 0.00 0.00 0.00 18:20:29 docker0 19.37 34.30 1.17 568.27 0.00 0.00 0.00 0.00 18:20:29 br-c879f8358f8d 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 18:20:29 vethbebd74c 39.37 40.54 13.78 16.01 0.00 0.00 0.00 0.00 18:20:29 veth3ae2d5e 0.38 0.37 0.04 0.19 0.00 0.00 0.00 0.00 18:20:29 vethff3e5fd 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 18:20:29 veth23e6aa0 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 18:20:29 vethc386c7f 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 18:20:29 veth0fcb009 35.81 34.40 20.75 10.44 0.00 0.00 0.00 0.00 18:20:29 vethd62027b 0.49 0.84 0.63 5.73 0.00 0.00 0.00 0.00 18:20:29 veth4637cc0 1.53 1.22 0.21 1.28 0.00 0.00 0.00 0.00 18:30:03 lo 8.23 8.23 38.75 38.75 0.00 0.00 0.00 0.00 18:30:03 ens3 21.98 12.63 6.63 6.08 0.00 0.00 0.00 0.00 18:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:03 br-c879f8358f8d 4.69 4.38 37.87 0.99 0.00 0.00 0.00 0.00 18:30:03 vethbebd74c 315.68 340.49 260.47 157.66 0.00 0.00 0.00 0.02 18:30:03 veth3ae2d5e 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 18:30:03 vethff3e5fd 0.24 0.21 0.03 0.09 0.00 0.00 0.00 0.00 18:30:03 veth23e6aa0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:03 vethc386c7f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:03 veth0fcb009 125.30 115.17 104.38 75.77 0.00 0.00 0.00 0.01 18:30:03 veth4637cc0 223.56 208.35 101.79 188.79 0.00 0.00 0.00 0.02 Average: lo 4.26 4.26 18.56 18.56 0.00 0.00 0.00 0.00 Average: ens3 65.04 43.72 875.78 11.02 0.00 0.00 0.00 0.00 Average: docker0 10.10 17.89 0.61 296.45 0.00 0.00 0.00 0.00 Average: br-c879f8358f8d 2.39 2.22 18.12 0.48 0.00 0.00 0.00 0.00 Average: vethbebd74c 171.54 184.02 131.78 83.76 0.00 0.00 0.00 0.01 Average: veth3ae2d5e 0.39 0.29 0.06 0.27 0.00 0.00 0.00 0.00 Average: vethff3e5fd 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth23e6aa0 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc386c7f 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0fcb009 78.62 73.04 60.76 41.69 0.00 0.00 0.00 0.00 Average: veth4637cc0 107.73 100.30 48.80 90.97 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-8654) 07/10/26 _x86_64_ (8 CPU) 18:01:45 LINUX RESTART (8 CPU) 18:10:03 CPU %user %nice %system %iowait %steal %idle 18:20:29 all 12.04 0.02 2.47 1.84 0.07 83.57 18:20:29 0 10.91 0.03 2.35 2.00 0.07 84.64 18:20:29 1 12.09 0.02 2.36 2.16 0.07 83.31 18:20:29 2 11.54 0.02 2.38 1.56 0.07 84.43 18:20:29 3 10.47 0.01 2.32 1.31 0.05 85.83 18:20:29 4 11.81 0.03 2.49 1.81 0.07 83.79 18:20:29 5 15.23 0.02 2.87 3.01 0.07 78.79 18:20:29 6 11.82 0.03 2.41 1.29 0.06 84.39 18:20:29 7 12.43 0.01 2.58 1.56 0.07 83.35 18:30:03 all 7.19 0.00 1.20 0.03 0.07 91.51 18:30:03 0 6.41 0.00 1.29 0.07 0.07 92.16 18:30:03 1 7.96 0.00 1.17 0.01 0.07 90.78 18:30:03 2 8.33 0.00 1.25 0.02 0.08 90.33 18:30:03 3 7.04 0.00 1.28 0.05 0.07 91.56 18:30:03 4 7.29 0.01 1.18 0.01 0.07 91.44 18:30:03 5 6.14 0.00 1.04 0.02 0.07 92.73 18:30:03 6 7.41 0.00 1.23 0.02 0.07 91.27 18:30:03 7 6.97 0.00 1.17 0.02 0.07 91.77 Average: all 9.73 0.01 1.87 0.97 0.07 87.36 Average: 0 8.76 0.02 1.84 1.08 0.07 88.23 Average: 1 10.12 0.01 1.79 1.13 0.07 86.87 Average: 2 10.01 0.01 1.84 0.82 0.07 87.25 Average: 3 8.84 0.01 1.83 0.71 0.06 88.56 Average: 4 9.65 0.02 1.87 0.95 0.07 87.44 Average: 5 10.89 0.01 2.00 1.58 0.07 85.46 Average: 6 9.72 0.02 1.85 0.68 0.06 87.67 Average: 7 9.83 0.01 1.91 0.83 0.07 87.36