---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11698 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 67G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 771 9348 4 5869 14874 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:dc:f7:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82914sec preferred_lft 82914sec inet6 fe80::f816:3eff:fedc:f704/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:29:d5:e9:db:a9 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 ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11698) 12/08/25 _x86_64_ (4 CPU) 20:05:17 LINUX RESTART (4 CPU) 20:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:16 17.05 0.43 4.42 12.21 396.43 613.77 261688.00 20:30:11 25.28 4.03 20.61 0.63 250.97 2374.10 1143.53 20:40:01 17.22 0.58 15.54 1.11 17.98 3967.45 2645.30 20:50:07 60.91 0.22 48.17 12.52 6.74 3570.82 12016.87 21:00:20 33.22 0.12 27.86 5.24 5.72 4924.75 11808.28 Average: 30.79 1.06 23.32 6.40 136.24 3085.11 58835.60 20:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:16 13512728 15511424 502552 3.07 58904 2164464 1135384 6.52 327444 2267108 20 20:30:11 11805112 14626516 1340676 8.19 110332 2895668 2071220 11.89 537548 3701352 149060 20:40:01 9098636 13330504 2622296 16.02 179820 4113560 3064908 17.59 822048 5976412 406964 20:50:07 8668768 13142268 2806308 17.14 204948 4302364 2951180 16.94 953220 6234988 43188 21:00:20 9725720 15368588 575176 3.51 242104 5372240 1102920 6.33 1339232 4732228 232 Average: 10562193 14395860 1569402 9.59 159222 3769659 2065122 11.85 795898 4582418 119893 20:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:16 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 20:20:16 ens3 15.91 6.14 209.94 0.45 0.00 0.00 0.00 0.00 20:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:11 lo 0.34 0.34 0.04 0.04 0.00 0.00 0.00 0.00 20:30:11 ens3 77.56 62.31 638.35 13.19 0.00 0.00 0.00 0.00 20:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 lo 25.08 25.08 22.69 22.69 0.00 0.00 0.00 0.00 20:40:01 ens3 84.45 65.25 315.54 19.58 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:07 lo 5769.53 5769.53 5499.63 5499.63 0.00 0.00 0.00 0.00 20:50:07 ens3 80.19 61.00 28.26 21.49 0.00 0.00 0.00 0.00 20:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:20 lo 2197.75 2197.75 2079.75 2079.75 0.00 0.00 0.00 0.00 21:00:20 ens3 108.07 103.33 139.20 164.47 0.00 0.00 0.00 0.00 21:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1608.72 1608.72 1530.07 1530.07 0.00 0.00 0.00 0.00 Average: ens3 73.07 59.51 264.26 44.22 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11698) 12/08/25 _x86_64_ (4 CPU) 20:05:17 LINUX RESTART (4 CPU) 20:10:01 CPU %user %nice %system %iowait %steal %idle 20:20:16 all 0.36 0.00 0.13 0.15 0.01 99.35 20:20:16 0 0.25 0.00 0.10 0.03 0.01 99.60 20:20:16 1 0.41 0.00 0.17 0.27 0.03 99.12 20:20:16 2 0.53 0.00 0.11 0.06 0.01 99.30 20:20:16 3 0.26 0.00 0.12 0.23 0.01 99.38 20:30:11 all 7.22 0.00 0.47 0.61 0.03 91.68 20:30:11 0 7.44 0.00 0.50 0.83 0.03 91.21 20:30:11 1 7.05 0.00 0.49 0.56 0.03 91.87 20:30:11 2 6.85 0.00 0.45 0.20 0.04 92.46 20:30:11 3 7.54 0.00 0.43 0.84 0.02 91.17 20:40:01 all 69.31 0.00 2.37 0.11 0.09 28.11 20:40:01 0 67.39 0.00 2.12 0.04 0.10 30.35 20:40:01 1 69.10 0.00 2.36 0.17 0.09 28.27 20:40:01 2 68.81 0.00 2.35 0.18 0.09 28.56 20:40:01 3 71.94 0.00 2.65 0.05 0.10 25.26 20:50:07 all 61.37 0.00 4.24 0.19 0.09 34.11 20:50:07 0 60.05 0.00 3.64 0.34 0.09 35.88 20:50:07 1 61.10 0.00 4.31 0.17 0.09 34.33 20:50:07 2 62.54 0.00 4.75 0.15 0.09 32.47 20:50:07 3 61.78 0.00 4.26 0.10 0.09 33.77 21:00:20 all 47.56 0.00 2.53 0.36 0.08 49.46 21:00:20 0 47.10 0.00 2.57 0.21 0.08 50.04 21:00:20 1 43.87 0.00 2.39 0.60 0.08 53.06 21:00:20 2 46.38 0.00 2.34 0.42 0.08 50.78 21:00:20 3 52.90 0.00 2.83 0.22 0.09 43.96 Average: all 36.97 0.00 1.94 0.28 0.06 60.74 Average: 0 36.27 0.00 1.79 0.29 0.06 61.60 Average: 1 36.13 0.00 1.94 0.35 0.06 61.51 Average: 2 36.80 0.00 1.99 0.20 0.06 60.94 Average: 3 38.69 0.00 2.05 0.29 0.06 58.91