---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6350 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 13G 66G 16% / 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 672 8506 4 6811 14973 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:78:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.8/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83543sec preferred_lft 83543sec inet6 fe80::f816:3eff:fecc:7871/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:67:ec:8d:90:b1 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-6350) 09/09/26 _x86_64_ (4 CPU) 13:49:52 LINUX RESTART (4 CPU) 13:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:05 79.53 24.40 52.30 2.82 1794.13 14781.19 14267.71 14:10:03 20.62 0.01 18.34 2.27 0.19 1761.66 3152.60 14:20:05 27.68 0.03 24.96 2.69 0.89 4113.82 8425.94 14:30:05 9.15 0.17 8.17 0.82 10.40 5574.13 1028.25 Average: 34.34 6.19 26.00 2.15 454.00 6575.74 6737.95 13:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:05 9837768 13672956 2283740 13.95 136596 3809156 2553320 14.66 679360 5442292 113012 14:10:03 8930900 13004736 2948252 18.01 153188 4005712 3086932 17.72 778060 6224940 17320 14:20:05 7318420 12368672 3580472 21.87 172872 4919360 3583568 20.57 1049020 7525492 988 14:30:05 8745860 15358836 585440 3.58 189152 6414688 1136576 6.52 1645952 5421156 176 Average: 8708237 13601300 2349476 14.35 162952 4787229 2590099 14.87 1038098 6153470 32874 13:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:05 lo 976.03 976.03 927.68 927.68 0.00 0.00 0.00 0.00 14:00:05 ens3 177.57 136.58 1661.64 24.33 0.00 0.00 0.00 0.00 14:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:03 lo 1297.61 1297.61 1231.53 1231.53 0.00 0.00 0.00 0.00 14:10:03 ens3 17.78 15.97 12.24 8.43 0.00 0.00 0.00 0.00 14:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:05 lo 1140.05 1140.05 1081.07 1081.07 0.00 0.00 0.00 0.00 14:20:05 ens3 32.33 25.26 42.54 18.40 0.00 0.00 0.00 0.00 14:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:05 lo 358.06 358.06 6840.98 6840.98 0.00 0.00 0.00 0.00 14:30:05 ens3 48.62 52.64 106.60 417.85 0.00 0.00 0.00 0.00 14:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 942.86 942.86 2517.11 2517.11 0.00 0.00 0.00 0.00 Average: ens3 69.30 57.78 458.12 117.08 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-6350) 09/09/26 _x86_64_ (4 CPU) 13:49:52 LINUX RESTART (4 CPU) 13:50:00 CPU %user %nice %system %iowait %steal %idle 14:00:05 all 46.31 0.07 2.55 0.72 0.09 50.25 14:00:05 0 47.39 0.05 2.82 0.46 0.09 49.19 14:00:05 1 44.59 0.14 2.33 0.85 0.09 51.99 14:00:05 2 46.83 0.01 2.48 0.62 0.08 49.99 14:00:05 3 46.45 0.10 2.58 0.97 0.09 49.81 14:10:03 all 56.90 0.00 2.25 0.16 0.05 40.63 14:10:03 0 57.06 0.00 2.34 0.21 0.05 40.34 14:10:03 1 55.74 0.00 2.11 0.05 0.06 42.04 14:10:03 2 57.62 0.00 2.26 0.23 0.05 39.85 14:10:03 3 57.20 0.00 2.29 0.15 0.06 40.31 14:20:05 all 53.38 0.00 2.37 0.17 0.08 44.01 14:20:05 0 52.79 0.00 2.08 0.13 0.08 44.92 14:20:05 1 55.15 0.00 2.66 0.09 0.08 42.03 14:20:05 2 51.20 0.00 2.39 0.22 0.08 46.12 14:20:05 3 54.37 0.00 2.35 0.22 0.07 42.99 14:30:05 all 22.46 0.00 0.89 0.17 0.04 76.44 14:30:05 0 19.51 0.00 1.11 0.06 0.05 79.28 14:30:05 1 20.03 0.00 0.71 0.19 0.04 79.03 14:30:05 2 20.00 0.00 0.89 0.24 0.05 78.82 14:30:05 3 30.28 0.00 0.87 0.19 0.04 68.63 Average: all 44.75 0.02 2.02 0.31 0.06 52.84 Average: 0 44.18 0.01 2.09 0.22 0.07 53.44 Average: 1 43.87 0.04 1.95 0.29 0.07 53.78 Average: 2 43.91 0.00 2.01 0.33 0.06 53.69 Average: 3 47.06 0.02 2.02 0.38 0.06 50.45