---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23305 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): 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: 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: 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 9.7G 68G 13% / 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 618 11135 4 4235 15028 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:b6:d4:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.64/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82085sec preferred_lft 82085sec inet6 fe80::f816:3eff:feb6:d4e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:76:41:a4:52:9c 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-4c-4g-23305) 01/09/26 _x86_64_ (4 CPU) 08:30:56 LINUX RESTART (4 CPU) 08:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:50:01 1.12 0.00 1.11 0.01 0.04 15.54 2.13 09:00:01 1.13 0.00 1.12 0.00 0.04 33.29 40.96 09:10:01 1.16 0.00 1.16 0.00 0.00 13.17 0.00 09:20:01 1.10 0.00 1.10 0.00 0.01 13.33 0.00 09:30:01 2.09 0.32 1.76 0.02 13.20 74.55 423.61 09:40:01 31.61 2.72 26.31 2.58 155.08 3363.68 6763.29 Average: 6.37 0.51 5.43 0.43 28.06 585.58 1204.96 08:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:50:01 12904292 15564900 416620 2.54 94240 2763668 979624 5.62 496212 2660644 204 09:00:01 12872864 15533916 447776 2.73 94636 2763696 996648 5.72 496756 2708624 4 09:10:01 12871352 15532984 448740 2.74 95076 2763828 996648 5.72 497192 2708784 8 09:20:01 12869840 15531868 449840 2.75 95444 2763840 996696 5.72 497568 2709852 4 09:30:01 12843708 15516160 465060 2.84 96972 2772244 1000596 5.74 505396 2725700 52 09:40:01 9909276 13872812 2085404 12.74 136532 3967108 2260608 12.98 922904 5152400 483236 Average: 12378555 15258773 718907 4.39 102150 2965731 1205137 6.92 569338 3111001 80585 08:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:01 ens3 0.62 0.09 0.09 0.04 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:01 ens3 5.25 2.09 11.20 0.64 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:01 ens3 0.38 0.10 0.08 0.04 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:20:01 ens3 0.64 0.23 0.22 0.13 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 09:30:01 ens3 4.98 3.21 14.80 1.20 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 912.57 912.57 869.08 869.08 0.00 0.00 0.00 0.00 09:40:01 ens3 92.77 76.28 876.23 15.50 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 152.19 152.19 144.85 144.85 0.00 0.00 0.00 0.00 Average: ens3 17.44 13.67 150.43 2.92 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-4c-4g-23305) 01/09/26 _x86_64_ (4 CPU) 08:30:56 LINUX RESTART (4 CPU) 08:40:01 CPU %user %nice %system %iowait %steal %idle 08:50:01 all 0.14 0.00 0.02 0.01 0.02 99.82 08:50:01 0 0.04 0.00 0.03 0.00 0.02 99.91 08:50:01 1 0.28 0.00 0.02 0.02 0.02 99.66 08:50:01 2 0.22 0.00 0.02 0.00 0.02 99.74 08:50:01 3 0.01 0.00 0.02 0.00 0.01 99.96 09:00:01 all 0.13 0.00 0.03 0.03 0.01 99.80 09:00:01 0 0.36 0.00 0.04 0.07 0.02 99.50 09:00:01 1 0.09 0.00 0.03 0.02 0.01 99.85 09:00:01 2 0.04 0.00 0.03 0.02 0.01 99.90 09:00:01 3 0.02 0.00 0.02 0.00 0.01 99.95 09:10:01 all 0.21 0.00 0.02 0.02 0.02 99.72 09:10:01 0 0.79 0.00 0.03 0.01 0.03 99.15 09:10:01 1 0.03 0.00 0.03 0.06 0.02 99.86 09:10:01 2 0.02 0.00 0.02 0.01 0.02 99.94 09:10:01 3 0.02 0.00 0.02 0.00 0.02 99.95 09:20:01 all 0.22 0.00 0.02 0.00 0.01 99.74 09:20:01 0 0.06 0.00 0.01 0.00 0.01 99.91 09:20:01 1 0.05 0.00 0.04 0.00 0.02 99.89 09:20:01 2 0.75 0.00 0.02 0.01 0.02 99.20 09:20:01 3 0.02 0.00 0.02 0.00 0.01 99.96 09:30:01 all 0.23 0.00 0.06 0.17 0.01 99.52 09:30:01 0 0.10 0.00 0.03 0.06 0.01 99.80 09:30:01 1 0.15 0.00 0.08 0.58 0.02 99.16 09:30:01 2 0.62 0.00 0.07 0.04 0.02 99.25 09:30:01 3 0.05 0.00 0.05 0.01 0.01 99.89 09:40:01 all 44.48 0.00 2.00 5.11 0.28 48.13 09:40:01 0 44.50 0.00 1.77 11.66 0.30 41.77 09:40:01 1 43.34 0.00 2.12 2.00 0.26 52.27 09:40:01 2 43.74 0.00 1.91 2.28 0.25 51.82 09:40:01 3 46.34 0.00 2.19 4.49 0.30 46.69 Average: all 7.51 0.00 0.36 0.88 0.06 91.19 Average: 0 7.59 0.00 0.32 1.95 0.06 90.07 Average: 1 7.26 0.00 0.38 0.45 0.06 91.85 Average: 2 7.50 0.00 0.34 0.39 0.05 91.71 Average: 3 7.67 0.00 0.38 0.74 0.06 91.14