---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-17527 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: 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 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 748 9435 4 5805 14898 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:b0:a3:9a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84141sec preferred_lft 84141sec inet6 fe80::f816:3eff:feb0:a39a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:10:bb:36:0d:99 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-17527) 12/30/25 _x86_64_ (4 CPU) 20:24:28 LINUX RESTART (4 CPU) 20:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:00 24.38 0.48 22.17 1.73 15.91 4655.56 4154.52 20:50:00 58.31 0.00 46.71 11.60 0.00 2750.61 33192.87 21:00:00 28.96 0.14 24.62 4.20 6.47 4751.79 9456.20 Average: 37.22 0.21 31.17 5.84 7.46 4052.68 15600.81 20:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:00 9095984 13270900 2682652 16.38 181048 4057088 2977120 17.09 881020 5950912 99584 20:50:00 8680196 13139992 2809528 17.16 206772 4287228 2963912 17.01 969048 6237396 44732 21:00:00 9786088 15364012 580252 3.54 239904 5311484 1112632 6.39 1346856 4669784 240 Average: 9187423 13924968 2024144 12.36 209241 4551933 2351221 13.50 1065641 5619364 48185 20:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:00 lo 422.26 422.26 401.52 401.52 0.00 0.00 0.00 0.00 20:40:00 ens3 86.58 66.39 303.54 19.60 0.00 0.00 0.00 0.00 20:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:00 lo 5658.85 5658.85 5393.91 5393.91 0.00 0.00 0.00 0.00 20:50:00 ens3 85.05 60.91 27.90 20.80 0.00 0.00 0.00 0.00 20:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:00 lo 1857.61 1857.61 1752.24 1752.24 0.00 0.00 0.00 0.00 21:00:00 ens3 119.56 118.35 147.07 188.98 0.00 0.00 0.00 0.00 21:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2646.17 2646.17 2515.82 2515.82 0.00 0.00 0.00 0.00 Average: ens3 97.06 81.88 159.51 76.46 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-17527) 12/30/25 _x86_64_ (4 CPU) 20:24:28 LINUX RESTART (4 CPU) 20:30:00 CPU %user %nice %system %iowait %steal %idle 20:40:00 all 69.17 0.00 2.47 0.10 0.10 28.16 20:40:00 0 68.42 0.00 2.32 0.06 0.11 29.08 20:40:00 1 68.81 0.00 2.38 0.21 0.09 28.51 20:40:00 2 70.00 0.00 2.65 0.07 0.10 27.18 20:40:00 3 69.47 0.00 2.51 0.05 0.10 27.87 20:50:00 all 61.40 0.00 4.18 0.11 0.10 34.20 20:50:00 0 61.43 0.00 3.81 0.12 0.10 34.54 20:50:00 1 60.75 0.00 4.11 0.10 0.10 34.93 20:50:00 2 60.65 0.00 4.12 0.16 0.10 34.97 20:50:00 3 62.76 0.00 4.69 0.08 0.10 32.37 21:00:00 all 46.71 0.00 2.27 0.14 0.09 50.79 21:00:00 0 38.25 0.00 2.17 0.17 0.08 59.32 21:00:00 1 48.05 0.00 2.54 0.08 0.08 49.25 21:00:00 2 47.91 0.00 2.14 0.22 0.09 49.64 21:00:00 3 52.65 0.00 2.22 0.09 0.10 44.94 Average: all 59.09 0.00 2.97 0.12 0.10 37.72 Average: 0 56.02 0.00 2.77 0.12 0.10 40.99 Average: 1 59.20 0.00 3.01 0.13 0.09 37.56 Average: 2 59.52 0.00 2.97 0.15 0.10 37.27 Average: 3 61.62 0.00 3.14 0.08 0.10 35.06