---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17719 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: 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 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 18G 138G 11% / 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 762 19270 4 12059 30862 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:97:43:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84429sec preferred_lft 84429sec inet6 fe80::f816:3eff:fe97:43cf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:01:4d:b2:53:49 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::2c01:4dff:feb2:5349/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-17719) 01/01/26 _x86_64_ (8 CPU) 00:24:05 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:00 8.51 0.06 7.97 0.47 3.24 2455.24 1851.43 00:50:00 41.32 2.17 38.14 1.02 325.41 23482.97 2638.55 Average: 24.92 1.12 23.05 0.74 164.33 12969.11 2244.99 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:00 24522688 29348696 2956244 9.00 157580 4865084 2961332 8.73 1069408 6763480 376892 00:50:00 19976940 31635436 639220 1.95 218468 11378408 1419612 4.19 3186152 8898724 104 Average: 22249814 30492066 1797732 5.47 188024 8121746 2190472 6.46 2127780 7831102 188498 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:00 lo 1.81 1.81 0.17 0.17 0.00 0.00 0.00 0.00 00:40:00 ens3 49.22 40.87 232.82 12.72 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:00 lo 4317.66 4317.66 4123.01 4123.01 0.00 0.00 0.00 0.00 00:50:00 ens3 71.86 57.11 335.24 162.11 0.00 0.00 0.00 0.00 00:50:00 docker0 22.28 18.79 151.78 63.74 0.00 0.00 0.00 0.00 00:50:00 veth4a982e5 19.77 15.70 151.90 2.84 0.00 0.00 0.00 0.01 Average: lo 2159.73 2159.73 2061.59 2061.59 0.00 0.00 0.00 0.00 Average: ens3 60.54 48.99 284.03 87.42 0.00 0.00 0.00 0.00 Average: docker0 11.14 9.40 75.89 31.87 0.00 0.00 0.00 0.00 Average: veth4a982e5 9.89 7.85 75.95 1.42 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-17719) 01/01/26 _x86_64_ (8 CPU) 00:24:05 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:00 all 36.48 0.00 1.44 0.03 0.07 61.98 00:40:00 0 37.27 0.00 1.45 0.03 0.07 61.18 00:40:00 1 39.48 0.00 1.75 0.02 0.08 58.68 00:40:00 2 35.88 0.00 1.49 0.01 0.07 62.55 00:40:00 3 36.62 0.00 1.28 0.02 0.07 62.01 00:40:00 4 34.73 0.00 1.36 0.00 0.06 63.85 00:40:00 5 37.06 0.00 1.27 0.06 0.07 61.55 00:40:00 6 37.05 0.00 1.54 0.07 0.07 61.26 00:40:00 7 33.77 0.00 1.37 0.00 0.07 64.79 00:50:00 all 15.59 0.00 2.11 0.25 0.05 82.00 00:50:00 0 13.55 0.00 1.38 0.12 0.05 84.89 00:50:00 1 16.26 0.00 1.14 0.29 0.04 82.26 00:50:00 2 19.50 0.00 5.05 0.31 0.05 75.09 00:50:00 3 17.54 0.00 1.63 0.16 0.05 80.62 00:50:00 4 12.03 0.00 1.32 0.10 0.05 86.49 00:50:00 5 9.68 0.00 0.89 0.27 0.04 89.12 00:50:00 6 20.22 0.00 3.01 0.63 0.05 76.10 00:50:00 7 15.98 0.00 2.45 0.14 0.05 81.38 Average: all 26.04 0.00 1.77 0.14 0.06 71.99 Average: 0 25.41 0.00 1.42 0.08 0.06 73.04 Average: 1 27.87 0.00 1.44 0.16 0.06 70.47 Average: 2 27.71 0.00 3.27 0.16 0.06 68.80 Average: 3 27.07 0.00 1.46 0.09 0.06 71.33 Average: 4 23.38 0.00 1.34 0.05 0.06 75.17 Average: 5 23.37 0.00 1.08 0.16 0.05 75.34 Average: 6 28.65 0.00 2.28 0.35 0.06 68.67 Average: 7 24.88 0.00 1.91 0.07 0.06 73.08