---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3914 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 12G 144G 8% / 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 902 24965 4 6224 30721 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:cc:2a:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.250/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83874sec preferred_lft 83874sec inet6 fe80::f816:3eff:fecc:2aec/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:a2:56:f6:e8:11 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-3914) 01/24/26 _x86_64_ (8 CPU) 12:59:31 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 74.07 10.02 47.43 16.61 1728.31 5376.56 519270.50 13:20:10 26.97 0.14 23.71 3.12 5.85 2679.89 6065.40 13:30:10 38.25 0.01 33.39 4.84 0.16 3312.48 14552.84 13:40:00 24.51 0.14 21.21 3.15 6.51 6396.68 13110.09 Average: 40.98 2.58 31.46 6.94 435.90 4426.73 138427.79 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26292736 29394372 2918756 8.88 137416 3236252 3132584 9.24 732024 5449772 83384 13:20:10 25064388 28870668 3437260 10.46 173464 3850040 3463936 10.21 889796 6445260 195904 13:30:10 24805932 29054336 3249312 9.89 211328 4205852 3406052 10.04 1023772 6507876 34260 13:40:00 25765844 31645476 650816 1.98 228692 5759140 1215056 3.58 1603688 4886520 4 Average: 25482225 29741213 2564036 7.80 187725 4262821 2804407 8.27 1062320 5822357 78388 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 690.51 690.51 657.49 657.49 0.00 0.00 0.00 0.00 13:10:01 ens3 153.91 114.45 1134.37 23.82 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:10 lo 1218.57 1218.57 1159.28 1159.28 0.00 0.00 0.00 0.00 13:20:10 ens3 50.57 36.56 22.09 15.10 0.00 0.00 0.00 0.00 13:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:10 lo 1945.22 1945.22 1851.69 1851.69 0.00 0.00 0.00 0.00 13:30:10 ens3 55.27 38.63 20.20 16.82 0.00 0.00 0.00 0.00 13:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:00 lo 737.03 737.03 684.61 684.61 0.00 0.00 0.00 0.00 13:40:00 ens3 115.42 118.01 212.05 899.50 0.00 0.00 0.00 0.00 13:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1149.61 1149.61 1090.03 1090.03 0.00 0.00 0.00 0.00 Average: ens3 93.56 76.60 346.83 235.07 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-3914) 01/24/26 _x86_64_ (8 CPU) 12:59:31 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 20.04 0.00 1.02 0.23 0.04 78.67 13:10:01 0 19.69 0.00 0.97 0.28 0.04 79.02 13:10:01 1 22.03 0.00 1.20 0.48 0.05 76.24 13:10:01 2 20.14 0.00 1.02 0.47 0.05 78.32 13:10:01 3 18.20 0.00 0.80 0.04 0.04 80.92 13:10:01 4 20.20 0.00 0.75 0.08 0.05 78.92 13:10:01 5 16.96 0.00 0.99 0.13 0.04 81.89 13:10:01 6 25.13 0.00 1.33 0.22 0.05 73.27 13:10:01 7 18.02 0.00 1.09 0.11 0.04 80.74 13:20:10 all 35.55 0.00 1.46 0.06 0.07 62.86 13:20:10 0 32.89 0.00 1.31 0.03 0.08 65.69 13:20:10 1 35.32 0.00 1.36 0.04 0.07 63.21 13:20:10 2 35.92 0.00 1.70 0.03 0.07 62.28 13:20:10 3 36.13 0.00 1.38 0.07 0.08 62.34 13:20:10 4 34.94 0.00 1.38 0.03 0.08 63.57 13:20:10 5 37.65 0.00 1.54 0.08 0.08 60.66 13:20:10 6 34.75 0.00 1.52 0.04 0.07 63.62 13:20:10 7 36.77 0.00 1.48 0.14 0.07 61.54 13:30:10 all 39.87 0.00 1.95 0.08 0.08 58.02 13:30:10 0 37.47 0.00 1.74 0.08 0.08 60.64 13:30:10 1 37.50 0.00 2.07 0.07 0.07 60.30 13:30:10 2 43.15 0.00 2.06 0.05 0.08 54.65 13:30:10 3 40.48 0.00 2.30 0.06 0.08 57.09 13:30:10 4 38.86 0.00 2.15 0.18 0.08 58.74 13:30:10 5 42.82 0.00 1.45 0.03 0.07 55.62 13:30:10 6 38.01 0.00 1.90 0.04 0.07 59.98 13:30:10 7 40.70 0.00 1.94 0.15 0.08 57.13 13:40:00 all 22.19 0.00 1.03 0.14 0.06 76.57 13:40:00 0 21.57 0.00 1.01 0.05 0.06 77.31 13:40:00 1 25.62 0.00 1.11 0.20 0.06 73.02 13:40:00 2 27.42 0.00 0.96 0.10 0.06 71.45 13:40:00 3 24.25 0.00 1.03 0.38 0.06 74.28 13:40:00 4 19.29 0.00 0.77 0.16 0.06 79.72 13:40:00 5 23.59 0.00 1.46 0.07 0.07 74.82 13:40:00 6 15.37 0.00 0.80 0.09 0.06 83.68 13:40:00 7 20.46 0.00 1.11 0.06 0.06 78.31 Average: all 29.46 0.00 1.37 0.13 0.06 68.99 Average: 0 27.94 0.00 1.26 0.11 0.06 70.63 Average: 1 30.15 0.00 1.43 0.20 0.06 68.16 Average: 2 31.68 0.00 1.44 0.16 0.07 66.65 Average: 3 29.80 0.00 1.38 0.13 0.06 68.63 Average: 4 28.37 0.00 1.26 0.11 0.07 70.19 Average: 5 30.30 0.00 1.36 0.07 0.06 68.20 Average: 6 28.38 0.00 1.39 0.10 0.06 70.06 Average: 7 29.03 0.00 1.41 0.11 0.07 69.38