---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13164 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 19G 137G 12% / 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 768 17724 4 13599 30856 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:f3:6b:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.194/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83199sec preferred_lft 83199sec inet6 fe80::f816:3eff:fef3:6be7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:f9:48:7a:d4:90 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::14f9:48ff:fe7a:d490/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-13164) 12/13/25 _x86_64_ (8 CPU) 00:05:13 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:03 17.17 0.75 15.45 0.97 414.96 6204.35 33207.69 00:30:03 13.80 0.30 12.89 0.61 10.16 3574.59 4438.00 00:40:01 19.06 0.15 18.61 0.30 4.80 13951.93 475.31 00:50:04 34.93 1.88 31.77 1.28 321.01 11898.92 1666.90 Average: 21.26 0.77 19.70 0.79 188.26 8906.03 9960.91 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:03 24759084 29433148 2870764 8.74 171952 4683208 3078872 9.08 1044776 6570992 150280 00:30:03 22806020 28354124 3942616 12.00 208384 5439444 4283880 12.63 1269676 8192644 11940 00:40:01 18358684 28127952 4151816 12.63 249320 9465212 4396124 12.96 2564916 11166448 3368 00:50:04 18242316 31665340 594964 1.81 290868 12924908 1424512 4.20 3670240 9994892 396 Average: 21041526 29395141 2890040 8.79 230131 8128193 3295847 9.72 2137402 8981244 41496 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:03 lo 5.46 5.46 0.54 0.54 0.00 0.00 0.00 0.00 00:20:03 ens3 76.74 57.57 512.45 13.04 0.00 0.00 0.00 0.00 00:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:03 lo 1.35 1.35 0.13 0.13 0.00 0.00 0.00 0.00 00:30:03 ens3 51.75 39.70 18.51 20.89 0.00 0.00 0.00 0.00 00:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 lo 4231.34 4231.34 4040.05 4040.05 0.00 0.00 0.00 0.00 00:40:01 ens3 49.65 39.08 303.61 10.13 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:04 lo 89.50 89.50 84.69 84.69 0.00 0.00 0.00 0.00 00:50:04 ens3 80.10 74.33 318.38 321.42 0.00 0.00 0.00 0.00 00:50:04 docker0 49.44 39.88 313.49 67.93 0.00 0.00 0.00 0.00 00:50:04 veth1415d37 47.28 37.24 314.01 7.42 0.00 0.00 0.00 0.03 Average: lo 1077.24 1077.24 1026.88 1026.88 0.00 0.00 0.00 0.00 Average: ens3 64.61 52.72 288.46 91.71 0.00 0.00 0.00 0.00 Average: docker0 12.41 10.01 78.72 17.06 0.00 0.00 0.00 0.00 Average: veth1415d37 11.87 9.35 78.85 1.86 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-13164) 12/13/25 _x86_64_ (8 CPU) 00:05:13 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:03 all 40.04 0.00 1.52 0.65 0.10 57.69 00:20:03 0 42.20 0.00 1.67 0.49 0.10 55.54 00:20:03 1 38.26 0.00 1.45 0.33 0.10 59.87 00:20:03 2 38.67 0.00 1.40 0.98 0.09 58.86 00:20:03 3 40.00 0.00 1.51 0.88 0.10 57.50 00:20:03 4 42.10 0.00 1.27 0.18 0.11 56.35 00:20:03 5 39.80 0.00 1.51 0.11 0.10 58.48 00:20:03 6 42.03 0.00 1.87 0.56 0.11 55.42 00:20:03 7 37.27 0.00 1.48 1.64 0.10 59.52 00:30:03 all 36.79 0.00 1.41 0.13 0.10 61.57 00:30:03 0 34.91 0.00 1.44 0.24 0.10 63.31 00:30:03 1 34.54 0.00 1.42 0.11 0.09 63.83 00:30:03 2 40.05 0.00 1.37 0.09 0.10 58.39 00:30:03 3 40.17 0.00 1.63 0.09 0.12 57.99 00:30:03 4 32.95 0.00 1.27 0.18 0.09 65.51 00:30:03 5 37.35 0.00 1.40 0.21 0.10 60.95 00:30:03 6 37.19 0.00 1.24 0.06 0.10 61.41 00:30:03 7 37.14 0.00 1.48 0.08 0.10 61.21 00:40:01 all 23.25 0.00 1.88 0.58 0.08 74.22 00:40:01 0 15.77 0.00 1.33 1.83 0.06 81.00 00:40:01 1 26.15 0.00 2.63 0.59 0.08 70.55 00:40:01 2 29.76 0.00 3.06 0.03 0.09 67.06 00:40:01 3 30.02 0.00 2.44 0.44 0.09 67.01 00:40:01 4 17.86 0.00 0.86 0.65 0.07 80.56 00:40:01 5 23.87 0.00 1.44 0.18 0.08 74.43 00:40:01 6 23.67 0.00 1.97 0.65 0.07 73.64 00:40:01 7 18.94 0.00 1.31 0.23 0.06 79.47 00:50:04 all 11.91 0.00 1.13 1.66 0.05 85.25 00:50:04 0 11.89 0.00 1.27 1.08 0.06 85.71 00:50:04 1 12.13 0.00 1.12 0.87 0.05 85.83 00:50:04 2 11.12 0.00 1.01 2.19 0.06 85.63 00:50:04 3 13.48 0.00 1.10 1.73 0.06 83.63 00:50:04 4 10.97 0.00 0.96 1.73 0.04 86.30 00:50:04 5 9.07 0.00 0.92 1.80 0.05 88.16 00:50:04 6 13.12 0.00 0.88 0.40 0.06 85.55 00:50:04 7 13.47 0.00 1.81 3.45 0.05 81.21 Average: all 27.98 0.00 1.48 0.75 0.08 69.70 Average: 0 26.18 0.00 1.43 0.91 0.08 71.40 Average: 1 27.76 0.00 1.65 0.47 0.08 70.04 Average: 2 29.87 0.00 1.70 0.83 0.08 67.52 Average: 3 30.89 0.00 1.67 0.79 0.09 66.56 Average: 4 25.96 0.00 1.09 0.69 0.08 72.18 Average: 5 27.51 0.00 1.32 0.57 0.08 70.52 Average: 6 28.98 0.00 1.49 0.42 0.08 69.03 Average: 7 26.69 0.00 1.52 1.35 0.08 70.36