---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-16416 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 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 801 17371 4 13919 30823 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:ad:fb:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83317sec preferred_lft 83317sec inet6 fe80::f816:3eff:fead:fb5a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:de:ac:cf:60:a3 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::d4de:acff:fecf:60a3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-16416) 12/26/25 _x86_64_ (8 CPU) 00:05:16 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:05 17.55 1.01 15.44 1.10 621.80 5178.37 41634.56 00:30:04 8.58 0.15 7.87 0.56 5.28 2930.34 1435.61 00:40:01 21.95 0.18 21.39 0.38 5.01 16752.95 987.96 00:50:05 45.69 1.76 27.35 16.58 307.15 8887.33 477319.55 Average: 23.47 0.78 18.02 4.67 235.85 8423.29 130893.76 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:05 23208772 28144620 4157340 12.65 179988 4920468 4400836 12.98 1148276 7996464 7016 00:30:04 21944516 27693528 4602244 14.00 210828 5632460 4682820 13.81 1350952 8969768 396 00:40:01 16599032 28290924 3981184 12.11 273468 11285388 4053472 11.95 3122004 12291364 843636 00:50:05 18083028 31647320 613448 1.87 292080 13062612 1450712 4.28 3742088 10079852 360 Average: 19958837 28944098 3338554 10.16 239091 8725232 3646960 10.75 2340830 9834362 212852 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:05 lo 5.52 5.52 0.53 0.53 0.00 0.00 0.00 0.00 00:20:05 ens3 62.52 50.02 374.96 12.54 0.00 0.00 0.00 0.00 00:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:04 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 00:30:04 ens3 44.76 34.02 17.69 17.90 0.00 0.00 0.00 0.00 00:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 lo 4349.26 4349.26 4152.55 4152.55 0.00 0.00 0.00 0.00 00:40:01 ens3 56.77 44.10 313.05 15.22 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 00:50:05 lo 99.31 99.31 94.37 94.37 0.00 0.00 0.00 0.00 00:50:05 ens3 150.64 135.98 318.48 1564.88 0.00 0.00 0.00 0.00 00:50:05 docker0 124.60 131.50 1560.65 78.67 0.00 0.00 0.00 0.00 00:50:05 vethb618d82 122.48 128.96 1562.19 18.10 0.00 0.00 0.00 0.13 Average: lo 1106.76 1106.76 1055.13 1055.13 0.00 0.00 0.00 0.00 Average: ens3 78.79 66.14 256.29 404.27 0.00 0.00 0.00 0.00 Average: docker0 31.28 33.01 391.81 19.75 0.00 0.00 0.00 0.00 Average: vethb618d82 30.75 32.38 392.20 4.54 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-16416) 12/26/25 _x86_64_ (8 CPU) 00:05:16 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:05 all 41.04 0.00 1.43 0.12 0.09 57.33 00:20:05 0 43.49 0.00 1.49 0.04 0.09 54.89 00:20:05 1 43.63 0.00 1.79 0.11 0.09 54.38 00:20:05 2 36.89 0.00 1.17 0.06 0.09 61.79 00:20:05 3 41.84 0.00 1.42 0.11 0.09 56.55 00:20:05 4 44.05 0.00 1.57 0.05 0.09 54.24 00:20:05 5 40.58 0.00 1.28 0.10 0.09 57.95 00:20:05 6 38.77 0.00 1.25 0.38 0.09 59.51 00:20:05 7 39.03 0.00 1.45 0.09 0.08 59.35 00:30:04 all 34.93 0.00 1.51 0.05 0.08 63.43 00:30:04 0 30.93 0.00 1.61 0.05 0.08 67.32 00:30:04 1 33.39 0.00 1.67 0.14 0.09 64.71 00:30:04 2 40.67 0.00 1.45 0.02 0.08 57.79 00:30:04 3 38.63 0.00 1.70 0.01 0.08 59.58 00:30:04 4 34.92 0.00 1.40 0.02 0.08 63.58 00:30:04 5 37.53 0.00 1.26 0.02 0.08 61.12 00:30:04 6 32.70 0.00 1.38 0.12 0.07 65.73 00:30:04 7 30.66 0.00 1.59 0.05 0.08 67.62 00:40:01 all 19.66 0.00 2.08 0.22 0.07 77.96 00:40:01 0 15.27 0.00 1.11 0.59 0.07 82.96 00:40:01 1 26.41 0.00 3.22 0.13 0.09 70.14 00:40:01 2 17.19 0.00 1.53 0.22 0.07 80.99 00:40:01 3 17.75 0.00 2.09 0.07 0.07 80.03 00:40:01 4 24.19 0.00 4.19 0.22 0.07 71.33 00:40:01 5 22.31 0.00 1.46 0.44 0.07 75.73 00:40:01 6 19.33 0.00 1.67 0.02 0.06 78.92 00:40:01 7 14.92 0.00 1.41 0.09 0.06 83.52 00:50:05 all 7.95 0.00 1.14 0.23 0.05 90.63 00:50:05 0 12.25 0.00 2.43 0.36 0.05 84.91 00:50:05 1 15.46 0.00 1.81 0.27 0.06 82.40 00:50:05 2 7.94 0.00 1.08 0.04 0.05 90.90 00:50:05 3 5.07 0.00 0.61 0.15 0.05 94.13 00:50:05 4 4.17 0.00 0.41 0.14 0.03 95.24 00:50:05 5 5.73 0.00 0.57 0.32 0.04 93.34 00:50:05 6 4.53 0.00 0.54 0.25 0.05 94.63 00:50:05 7 8.45 0.00 1.68 0.33 0.07 89.47 Average: all 25.89 0.00 1.54 0.16 0.07 72.34 Average: 0 25.50 0.00 1.66 0.26 0.08 72.50 Average: 1 29.72 0.00 2.12 0.16 0.08 67.91 Average: 2 25.66 0.00 1.30 0.08 0.07 72.88 Average: 3 25.81 0.00 1.45 0.08 0.07 72.58 Average: 4 26.83 0.00 1.88 0.11 0.07 71.11 Average: 5 26.53 0.00 1.14 0.22 0.07 72.04 Average: 6 23.83 0.00 1.21 0.19 0.07 74.70 Average: 7 23.27 0.00 1.53 0.14 0.07 74.98